| // Copyright 2015 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package main_test |
| |
| import ( |
| "bytes" |
| "debug/elf" |
| "debug/macho" |
| "fmt" |
| "go/format" |
| "internal/race" |
| "internal/testenv" |
| "io" |
| "io/ioutil" |
| "os" |
| "os/exec" |
| "path/filepath" |
| "regexp" |
| "runtime" |
| "strconv" |
| "strings" |
| "testing" |
| "time" |
| ) |
| |
| var ( |
| canRun = true // whether we can run go or ./testgo |
| canRace = false // whether we can run the race detector |
| canCgo = false // whether we can use cgo |
| canMSan = false // whether we can run the memory sanitizer |
| |
| exeSuffix string // ".exe" on Windows |
| |
| skipExternal = false // skip external tests |
| ) |
| |
| func tooSlow(t *testing.T) { |
| if testing.Short() { |
| // In -short mode; skip test, except run it on the {darwin,linux,windows}/amd64 builders. |
| if testenv.Builder() != "" && runtime.GOARCH == "amd64" && (runtime.GOOS == "linux" || runtime.GOOS == "darwin" || runtime.GOOS == "windows") { |
| return |
| } |
| t.Skip("skipping test in -short mode") |
| } |
| } |
| |
| func init() { |
| switch runtime.GOOS { |
| case "android", "js", "nacl": |
| canRun = false |
| case "darwin": |
| switch runtime.GOARCH { |
| case "arm", "arm64": |
| canRun = false |
| } |
| case "linux": |
| switch runtime.GOARCH { |
| case "arm": |
| // many linux/arm machines are too slow to run |
| // the full set of external tests. |
| skipExternal = true |
| case "mips", "mipsle", "mips64", "mips64le": |
| // Also slow. |
| skipExternal = true |
| if testenv.Builder() != "" { |
| // On the builders, skip the cmd/go |
| // tests. They're too slow and already |
| // covered by other ports. There's |
| // nothing os/arch specific in the |
| // tests. |
| canRun = false |
| } |
| } |
| case "freebsd": |
| switch runtime.GOARCH { |
| case "arm": |
| // many freebsd/arm machines are too slow to run |
| // the full set of external tests. |
| skipExternal = true |
| canRun = false |
| } |
| case "plan9": |
| switch runtime.GOARCH { |
| case "arm": |
| // many plan9/arm machines are too slow to run |
| // the full set of external tests. |
| skipExternal = true |
| } |
| case "windows": |
| exeSuffix = ".exe" |
| } |
| } |
| |
| // testGOROOT is the GOROOT to use when running testgo, a cmd/go binary |
| // build from this process's current GOROOT, but run from a different |
| // (temp) directory. |
| var testGOROOT string |
| |
| var testCC string |
| |
| // The TestMain function creates a go command for testing purposes and |
| // deletes it after the tests have been run. |
| func TestMain(m *testing.M) { |
| if os.Getenv("GO_GCFLAGS") != "" { |
| fmt.Fprintf(os.Stderr, "testing: warning: no tests to run\n") // magic string for cmd/go |
| fmt.Printf("cmd/go test is not compatible with $GO_GCFLAGS being set\n") |
| fmt.Printf("SKIP\n") |
| return |
| } |
| os.Unsetenv("GOROOT_FINAL") |
| |
| if canRun { |
| args := []string{"build", "-tags", "testgo", "-o", "testgo" + exeSuffix} |
| if race.Enabled { |
| args = append(args, "-race") |
| } |
| gotool, err := testenv.GoTool() |
| if err != nil { |
| fmt.Fprintln(os.Stderr, err) |
| os.Exit(2) |
| } |
| |
| goEnv := func(name string) string { |
| out, err := exec.Command(gotool, "env", name).CombinedOutput() |
| if err != nil { |
| fmt.Fprintf(os.Stderr, "go env %s: %v\n%s", name, err, out) |
| os.Exit(2) |
| } |
| return strings.TrimSpace(string(out)) |
| } |
| testGOROOT = goEnv("GOROOT") |
| |
| // The whole GOROOT/pkg tree was installed using the GOHOSTOS/GOHOSTARCH |
| // toolchain (installed in GOROOT/pkg/tool/GOHOSTOS_GOHOSTARCH). |
| // The testgo.exe we are about to create will be built for GOOS/GOARCH, |
| // which means it will use the GOOS/GOARCH toolchain |
| // (installed in GOROOT/pkg/tool/GOOS_GOARCH). |
| // If these are not the same toolchain, then the entire standard library |
| // will look out of date (the compilers in those two different tool directories |
| // are built for different architectures and have different buid IDs), |
| // which will cause many tests to do unnecessary rebuilds and some |
| // tests to attempt to overwrite the installed standard library. |
| // Bail out entirely in this case. |
| hostGOOS := goEnv("GOHOSTOS") |
| hostGOARCH := goEnv("GOHOSTARCH") |
| if hostGOOS != runtime.GOOS || hostGOARCH != runtime.GOARCH { |
| fmt.Fprintf(os.Stderr, "testing: warning: no tests to run\n") // magic string for cmd/go |
| fmt.Printf("cmd/go test is not compatible with GOOS/GOARCH != GOHOSTOS/GOHOSTARCH (%s/%s != %s/%s)\n", runtime.GOOS, runtime.GOARCH, hostGOOS, hostGOARCH) |
| fmt.Printf("SKIP\n") |
| return |
| } |
| |
| out, err := exec.Command(gotool, args...).CombinedOutput() |
| if err != nil { |
| fmt.Fprintf(os.Stderr, "building testgo failed: %v\n%s", err, out) |
| os.Exit(2) |
| } |
| |
| out, err = exec.Command(gotool, "env", "CC").CombinedOutput() |
| if err != nil { |
| fmt.Fprintf(os.Stderr, "could not find testing CC: %v\n%s", err, out) |
| os.Exit(2) |
| } |
| testCC = strings.TrimSpace(string(out)) |
| |
| if out, err := exec.Command("./testgo"+exeSuffix, "env", "CGO_ENABLED").Output(); err != nil { |
| fmt.Fprintf(os.Stderr, "running testgo failed: %v\n", err) |
| canRun = false |
| } else { |
| canCgo, err = strconv.ParseBool(strings.TrimSpace(string(out))) |
| if err != nil { |
| fmt.Fprintf(os.Stderr, "can't parse go env CGO_ENABLED output: %v\n", strings.TrimSpace(string(out))) |
| } |
| } |
| |
| // As of Sept 2017, MSan is only supported on linux/amd64. |
| // https://github.com/google/sanitizers/wiki/MemorySanitizer#getting-memorysanitizer |
| canMSan = canCgo && runtime.GOOS == "linux" && runtime.GOARCH == "amd64" |
| |
| switch runtime.GOOS { |
| case "linux", "darwin", "freebsd", "windows": |
| // The race detector doesn't work on Alpine Linux: |
| // golang.org/issue/14481 |
| canRace = canCgo && runtime.GOARCH == "amd64" && !isAlpineLinux() && runtime.Compiler != "gccgo" |
| } |
| } |
| // Don't let these environment variables confuse the test. |
| os.Unsetenv("GOBIN") |
| os.Unsetenv("GOPATH") |
| os.Unsetenv("GIT_ALLOW_PROTOCOL") |
| if home, ccacheDir := os.Getenv("HOME"), os.Getenv("CCACHE_DIR"); home != "" && ccacheDir == "" { |
| // On some systems the default C compiler is ccache. |
| // Setting HOME to a non-existent directory will break |
| // those systems. Set CCACHE_DIR to cope. Issue 17668. |
| os.Setenv("CCACHE_DIR", filepath.Join(home, ".ccache")) |
| } |
| os.Setenv("HOME", "/test-go-home-does-not-exist") |
| if os.Getenv("GOCACHE") == "" { |
| os.Setenv("GOCACHE", "off") // because $HOME is gone |
| } |
| |
| r := m.Run() |
| |
| if canRun { |
| os.Remove("testgo" + exeSuffix) |
| } |
| |
| os.Exit(r) |
| } |
| |
| func isAlpineLinux() bool { |
| if runtime.GOOS != "linux" { |
| return false |
| } |
| fi, err := os.Lstat("/etc/alpine-release") |
| return err == nil && fi.Mode().IsRegular() |
| } |
| |
| // The length of an mtime tick on this system. This is an estimate of |
| // how long we need to sleep to ensure that the mtime of two files is |
| // different. |
| // We used to try to be clever but that didn't always work (see golang.org/issue/12205). |
| var mtimeTick time.Duration = 1 * time.Second |
| |
| // Manage a single run of the testgo binary. |
| type testgoData struct { |
| t *testing.T |
| temps []string |
| wd string |
| env []string |
| tempdir string |
| ran bool |
| inParallel bool |
| stdout, stderr bytes.Buffer |
| } |
| |
| // skipIfGccgo skips the test if using gccgo. |
| func skipIfGccgo(t *testing.T, msg string) { |
| if runtime.Compiler == "gccgo" { |
| t.Skipf("skipping test not supported on gccgo: %s", msg) |
| } |
| } |
| |
| // testgo sets up for a test that runs testgo. |
| func testgo(t *testing.T) *testgoData { |
| t.Helper() |
| testenv.MustHaveGoBuild(t) |
| |
| if skipExternal { |
| t.Skipf("skipping external tests on %s/%s", runtime.GOOS, runtime.GOARCH) |
| } |
| |
| return &testgoData{t: t} |
| } |
| |
| // must gives a fatal error if err is not nil. |
| func (tg *testgoData) must(err error) { |
| tg.t.Helper() |
| if err != nil { |
| tg.t.Fatal(err) |
| } |
| } |
| |
| // check gives a test non-fatal error if err is not nil. |
| func (tg *testgoData) check(err error) { |
| tg.t.Helper() |
| if err != nil { |
| tg.t.Error(err) |
| } |
| } |
| |
| // parallel runs the test in parallel by calling t.Parallel. |
| func (tg *testgoData) parallel() { |
| tg.t.Helper() |
| if tg.ran { |
| tg.t.Fatal("internal testsuite error: call to parallel after run") |
| } |
| if tg.wd != "" { |
| tg.t.Fatal("internal testsuite error: call to parallel after cd") |
| } |
| for _, e := range tg.env { |
| if strings.HasPrefix(e, "GOROOT=") || strings.HasPrefix(e, "GOPATH=") || strings.HasPrefix(e, "GOBIN=") { |
| val := e[strings.Index(e, "=")+1:] |
| if strings.HasPrefix(val, "testdata") || strings.HasPrefix(val, "./testdata") { |
| tg.t.Fatalf("internal testsuite error: call to parallel with testdata in environment (%s)", e) |
| } |
| } |
| } |
| tg.inParallel = true |
| tg.t.Parallel() |
| } |
| |
| // pwd returns the current directory. |
| func (tg *testgoData) pwd() string { |
| tg.t.Helper() |
| wd, err := os.Getwd() |
| if err != nil { |
| tg.t.Fatalf("could not get working directory: %v", err) |
| } |
| return wd |
| } |
| |
| // cd changes the current directory to the named directory. Note that |
| // using this means that the test must not be run in parallel with any |
| // other tests. |
| func (tg *testgoData) cd(dir string) { |
| tg.t.Helper() |
| if tg.inParallel { |
| tg.t.Fatal("internal testsuite error: changing directory when running in parallel") |
| } |
| if tg.wd == "" { |
| tg.wd = tg.pwd() |
| } |
| abs, err := filepath.Abs(dir) |
| tg.must(os.Chdir(dir)) |
| if err == nil { |
| tg.setenv("PWD", abs) |
| } |
| } |
| |
| // sleep sleeps for one tick, where a tick is a conservative estimate |
| // of how long it takes for a file modification to get a different |
| // mtime. |
| func (tg *testgoData) sleep() { |
| time.Sleep(mtimeTick) |
| } |
| |
| // setenv sets an environment variable to use when running the test go |
| // command. |
| func (tg *testgoData) setenv(name, val string) { |
| tg.t.Helper() |
| if tg.inParallel && (name == "GOROOT" || name == "GOPATH" || name == "GOBIN") && (strings.HasPrefix(val, "testdata") || strings.HasPrefix(val, "./testdata")) { |
| tg.t.Fatalf("internal testsuite error: call to setenv with testdata (%s=%s) after parallel", name, val) |
| } |
| tg.unsetenv(name) |
| tg.env = append(tg.env, name+"="+val) |
| } |
| |
| // unsetenv removes an environment variable. |
| func (tg *testgoData) unsetenv(name string) { |
| if tg.env == nil { |
| tg.env = append([]string(nil), os.Environ()...) |
| } |
| for i, v := range tg.env { |
| if strings.HasPrefix(v, name+"=") { |
| tg.env = append(tg.env[:i], tg.env[i+1:]...) |
| break |
| } |
| } |
| } |
| |
| func (tg *testgoData) goTool() string { |
| if tg.wd == "" { |
| return "./testgo" + exeSuffix |
| } |
| return filepath.Join(tg.wd, "testgo"+exeSuffix) |
| } |
| |
| // doRun runs the test go command, recording stdout and stderr and |
| // returning exit status. |
| func (tg *testgoData) doRun(args []string) error { |
| tg.t.Helper() |
| if !canRun { |
| panic("testgoData.doRun called but canRun false") |
| } |
| if tg.inParallel { |
| for _, arg := range args { |
| if strings.HasPrefix(arg, "testdata") || strings.HasPrefix(arg, "./testdata") { |
| tg.t.Fatal("internal testsuite error: parallel run using testdata") |
| } |
| } |
| } |
| |
| hasGoroot := false |
| for _, v := range tg.env { |
| if strings.HasPrefix(v, "GOROOT=") { |
| hasGoroot = true |
| break |
| } |
| } |
| prog := tg.goTool() |
| if !hasGoroot { |
| tg.setenv("GOROOT", testGOROOT) |
| } |
| |
| tg.t.Logf("running testgo %v", args) |
| cmd := exec.Command(prog, args...) |
| tg.stdout.Reset() |
| tg.stderr.Reset() |
| cmd.Stdout = &tg.stdout |
| cmd.Stderr = &tg.stderr |
| cmd.Env = tg.env |
| status := cmd.Run() |
| if tg.stdout.Len() > 0 { |
| tg.t.Log("standard output:") |
| tg.t.Log(tg.stdout.String()) |
| } |
| if tg.stderr.Len() > 0 { |
| tg.t.Log("standard error:") |
| tg.t.Log(tg.stderr.String()) |
| } |
| tg.ran = true |
| return status |
| } |
| |
| // run runs the test go command, and expects it to succeed. |
| func (tg *testgoData) run(args ...string) { |
| tg.t.Helper() |
| if status := tg.doRun(args); status != nil { |
| tg.t.Logf("go %v failed unexpectedly: %v", args, status) |
| tg.t.FailNow() |
| } |
| } |
| |
| // runFail runs the test go command, and expects it to fail. |
| func (tg *testgoData) runFail(args ...string) { |
| tg.t.Helper() |
| if status := tg.doRun(args); status == nil { |
| tg.t.Fatal("testgo succeeded unexpectedly") |
| } else { |
| tg.t.Log("testgo failed as expected:", status) |
| } |
| } |
| |
| // runGit runs a git command, and expects it to succeed. |
| func (tg *testgoData) runGit(dir string, args ...string) { |
| tg.t.Helper() |
| cmd := exec.Command("git", args...) |
| tg.stdout.Reset() |
| tg.stderr.Reset() |
| cmd.Stdout = &tg.stdout |
| cmd.Stderr = &tg.stderr |
| cmd.Dir = dir |
| cmd.Env = tg.env |
| status := cmd.Run() |
| if tg.stdout.Len() > 0 { |
| tg.t.Log("git standard output:") |
| tg.t.Log(tg.stdout.String()) |
| } |
| if tg.stderr.Len() > 0 { |
| tg.t.Log("git standard error:") |
| tg.t.Log(tg.stderr.String()) |
| } |
| if status != nil { |
| tg.t.Logf("git %v failed unexpectedly: %v", args, status) |
| tg.t.FailNow() |
| } |
| } |
| |
| // getStdout returns standard output of the testgo run as a string. |
| func (tg *testgoData) getStdout() string { |
| tg.t.Helper() |
| if !tg.ran { |
| tg.t.Fatal("internal testsuite error: stdout called before run") |
| } |
| return tg.stdout.String() |
| } |
| |
| // getStderr returns standard error of the testgo run as a string. |
| func (tg *testgoData) getStderr() string { |
| tg.t.Helper() |
| if !tg.ran { |
| tg.t.Fatal("internal testsuite error: stdout called before run") |
| } |
| return tg.stderr.String() |
| } |
| |
| // doGrepMatch looks for a regular expression in a buffer, and returns |
| // whether it is found. The regular expression is matched against |
| // each line separately, as with the grep command. |
| func (tg *testgoData) doGrepMatch(match string, b *bytes.Buffer) bool { |
| tg.t.Helper() |
| if !tg.ran { |
| tg.t.Fatal("internal testsuite error: grep called before run") |
| } |
| re := regexp.MustCompile(match) |
| for _, ln := range bytes.Split(b.Bytes(), []byte{'\n'}) { |
| if re.Match(ln) { |
| return true |
| } |
| } |
| return false |
| } |
| |
| // doGrep looks for a regular expression in a buffer and fails if it |
| // is not found. The name argument is the name of the output we are |
| // searching, "output" or "error". The msg argument is logged on |
| // failure. |
| func (tg *testgoData) doGrep(match string, b *bytes.Buffer, name, msg string) { |
| tg.t.Helper() |
| if !tg.doGrepMatch(match, b) { |
| tg.t.Log(msg) |
| tg.t.Logf("pattern %v not found in standard %s", match, name) |
| tg.t.FailNow() |
| } |
| } |
| |
| // grepStdout looks for a regular expression in the test run's |
| // standard output and fails, logging msg, if it is not found. |
| func (tg *testgoData) grepStdout(match, msg string) { |
| tg.t.Helper() |
| tg.doGrep(match, &tg.stdout, "output", msg) |
| } |
| |
| // grepStderr looks for a regular expression in the test run's |
| // standard error and fails, logging msg, if it is not found. |
| func (tg *testgoData) grepStderr(match, msg string) { |
| tg.t.Helper() |
| tg.doGrep(match, &tg.stderr, "error", msg) |
| } |
| |
| // grepBoth looks for a regular expression in the test run's standard |
| // output or stand error and fails, logging msg, if it is not found. |
| func (tg *testgoData) grepBoth(match, msg string) { |
| tg.t.Helper() |
| if !tg.doGrepMatch(match, &tg.stdout) && !tg.doGrepMatch(match, &tg.stderr) { |
| tg.t.Log(msg) |
| tg.t.Logf("pattern %v not found in standard output or standard error", match) |
| tg.t.FailNow() |
| } |
| } |
| |
| // doGrepNot looks for a regular expression in a buffer and fails if |
| // it is found. The name and msg arguments are as for doGrep. |
| func (tg *testgoData) doGrepNot(match string, b *bytes.Buffer, name, msg string) { |
| tg.t.Helper() |
| if tg.doGrepMatch(match, b) { |
| tg.t.Log(msg) |
| tg.t.Logf("pattern %v found unexpectedly in standard %s", match, name) |
| tg.t.FailNow() |
| } |
| } |
| |
| // grepStdoutNot looks for a regular expression in the test run's |
| // standard output and fails, logging msg, if it is found. |
| func (tg *testgoData) grepStdoutNot(match, msg string) { |
| tg.t.Helper() |
| tg.doGrepNot(match, &tg.stdout, "output", msg) |
| } |
| |
| // grepStderrNot looks for a regular expression in the test run's |
| // standard error and fails, logging msg, if it is found. |
| func (tg *testgoData) grepStderrNot(match, msg string) { |
| tg.t.Helper() |
| tg.doGrepNot(match, &tg.stderr, "error", msg) |
| } |
| |
| // grepBothNot looks for a regular expression in the test run's |
| // standard output or stand error and fails, logging msg, if it is |
| // found. |
| func (tg *testgoData) grepBothNot(match, msg string) { |
| tg.t.Helper() |
| if tg.doGrepMatch(match, &tg.stdout) || tg.doGrepMatch(match, &tg.stderr) { |
| tg.t.Log(msg) |
| tg.t.Fatalf("pattern %v found unexpectedly in standard output or standard error", match) |
| } |
| } |
| |
| // doGrepCount counts the number of times a regexp is seen in a buffer. |
| func (tg *testgoData) doGrepCount(match string, b *bytes.Buffer) int { |
| tg.t.Helper() |
| if !tg.ran { |
| tg.t.Fatal("internal testsuite error: doGrepCount called before run") |
| } |
| re := regexp.MustCompile(match) |
| c := 0 |
| for _, ln := range bytes.Split(b.Bytes(), []byte{'\n'}) { |
| if re.Match(ln) { |
| c++ |
| } |
| } |
| return c |
| } |
| |
| // grepCountBoth returns the number of times a regexp is seen in both |
| // standard output and standard error. |
| func (tg *testgoData) grepCountBoth(match string) int { |
| tg.t.Helper() |
| return tg.doGrepCount(match, &tg.stdout) + tg.doGrepCount(match, &tg.stderr) |
| } |
| |
| // creatingTemp records that the test plans to create a temporary file |
| // or directory. If the file or directory exists already, it will be |
| // removed. When the test completes, the file or directory will be |
| // removed if it exists. |
| func (tg *testgoData) creatingTemp(path string) { |
| tg.t.Helper() |
| if filepath.IsAbs(path) && !strings.HasPrefix(path, tg.tempdir) { |
| tg.t.Fatalf("internal testsuite error: creatingTemp(%q) with absolute path not in temporary directory", path) |
| } |
| // If we have changed the working directory, make sure we have |
| // an absolute path, because we are going to change directory |
| // back before we remove the temporary. |
| if tg.wd != "" && !filepath.IsAbs(path) { |
| path = filepath.Join(tg.pwd(), path) |
| } |
| tg.must(os.RemoveAll(path)) |
| tg.temps = append(tg.temps, path) |
| } |
| |
| // makeTempdir makes a temporary directory for a run of testgo. If |
| // the temporary directory was already created, this does nothing. |
| func (tg *testgoData) makeTempdir() { |
| tg.t.Helper() |
| if tg.tempdir == "" { |
| var err error |
| tg.tempdir, err = ioutil.TempDir("", "gotest") |
| tg.must(err) |
| } |
| } |
| |
| // tempFile adds a temporary file for a run of testgo. |
| func (tg *testgoData) tempFile(path, contents string) { |
| tg.t.Helper() |
| tg.makeTempdir() |
| tg.must(os.MkdirAll(filepath.Join(tg.tempdir, filepath.Dir(path)), 0755)) |
| bytes := []byte(contents) |
| if strings.HasSuffix(path, ".go") { |
| formatted, err := format.Source(bytes) |
| if err == nil { |
| bytes = formatted |
| } |
| } |
| tg.must(ioutil.WriteFile(filepath.Join(tg.tempdir, path), bytes, 0644)) |
| } |
| |
| // tempDir adds a temporary directory for a run of testgo. |
| func (tg *testgoData) tempDir(path string) { |
| tg.t.Helper() |
| tg.makeTempdir() |
| if err := os.MkdirAll(filepath.Join(tg.tempdir, path), 0755); err != nil && !os.IsExist(err) { |
| tg.t.Fatal(err) |
| } |
| } |
| |
| // path returns the absolute pathname to file with the temporary |
| // directory. |
| func (tg *testgoData) path(name string) string { |
| tg.t.Helper() |
| if tg.tempdir == "" { |
| tg.t.Fatalf("internal testsuite error: path(%q) with no tempdir", name) |
| } |
| if name == "." { |
| return tg.tempdir |
| } |
| return filepath.Join(tg.tempdir, name) |
| } |
| |
| // mustExist fails if path does not exist. |
| func (tg *testgoData) mustExist(path string) { |
| tg.t.Helper() |
| if _, err := os.Stat(path); err != nil { |
| if os.IsNotExist(err) { |
| tg.t.Fatalf("%s does not exist but should", path) |
| } |
| tg.t.Fatalf("%s stat failed: %v", path, err) |
| } |
| } |
| |
| // mustNotExist fails if path exists. |
| func (tg *testgoData) mustNotExist(path string) { |
| tg.t.Helper() |
| if _, err := os.Stat(path); err == nil || !os.IsNotExist(err) { |
| tg.t.Fatalf("%s exists but should not (%v)", path, err) |
| } |
| } |
| |
| // mustHaveContent succeeds if filePath is a path to a file, |
| // and that file is readable and not empty. |
| func (tg *testgoData) mustHaveContent(filePath string) { |
| tg.mustExist(filePath) |
| f, err := os.Stat(filePath) |
| if err != nil { |
| tg.t.Fatal(err) |
| } |
| if f.Size() == 0 { |
| tg.t.Fatalf("expected %s to have data, but is empty", filePath) |
| } |
| } |
| |
| // wantExecutable fails with msg if path is not executable. |
| func (tg *testgoData) wantExecutable(path, msg string) { |
| tg.t.Helper() |
| if st, err := os.Stat(path); err != nil { |
| if !os.IsNotExist(err) { |
| tg.t.Log(err) |
| } |
| tg.t.Fatal(msg) |
| } else { |
| if runtime.GOOS != "windows" && st.Mode()&0111 == 0 { |
| tg.t.Fatalf("binary %s exists but is not executable", path) |
| } |
| } |
| } |
| |
| // wantArchive fails if path is not an archive. |
| func (tg *testgoData) wantArchive(path string) { |
| tg.t.Helper() |
| f, err := os.Open(path) |
| if err != nil { |
| tg.t.Fatal(err) |
| } |
| buf := make([]byte, 100) |
| io.ReadFull(f, buf) |
| f.Close() |
| if !bytes.HasPrefix(buf, []byte("!<arch>\n")) { |
| tg.t.Fatalf("file %s exists but is not an archive", path) |
| } |
| } |
| |
| // isStale reports whether pkg is stale, and why |
| func (tg *testgoData) isStale(pkg string) (bool, string) { |
| tg.t.Helper() |
| tg.run("list", "-f", "{{.Stale}}:{{.StaleReason}}", pkg) |
| v := strings.TrimSpace(tg.getStdout()) |
| f := strings.SplitN(v, ":", 2) |
| if len(f) == 2 { |
| switch f[0] { |
| case "true": |
| return true, f[1] |
| case "false": |
| return false, f[1] |
| } |
| } |
| tg.t.Fatalf("unexpected output checking staleness of package %v: %v", pkg, v) |
| panic("unreachable") |
| } |
| |
| // wantStale fails with msg if pkg is not stale. |
| func (tg *testgoData) wantStale(pkg, reason, msg string) { |
| tg.t.Helper() |
| stale, why := tg.isStale(pkg) |
| if !stale { |
| tg.t.Fatal(msg) |
| } |
| if reason == "" && why != "" || !strings.Contains(why, reason) { |
| tg.t.Errorf("wrong reason for Stale=true: %q, want %q", why, reason) |
| } |
| } |
| |
| // wantNotStale fails with msg if pkg is stale. |
| func (tg *testgoData) wantNotStale(pkg, reason, msg string) { |
| tg.t.Helper() |
| stale, why := tg.isStale(pkg) |
| if stale { |
| tg.t.Fatal(msg) |
| } |
| if reason == "" && why != "" || !strings.Contains(why, reason) { |
| tg.t.Errorf("wrong reason for Stale=false: %q, want %q", why, reason) |
| } |
| } |
| |
| // cleanup cleans up a test that runs testgo. |
| func (tg *testgoData) cleanup() { |
| tg.t.Helper() |
| if tg.wd != "" { |
| if err := os.Chdir(tg.wd); err != nil { |
| // We are unlikely to be able to continue. |
| fmt.Fprintln(os.Stderr, "could not restore working directory, crashing:", err) |
| os.Exit(2) |
| } |
| } |
| for _, path := range tg.temps { |
| tg.check(os.RemoveAll(path)) |
| } |
| if tg.tempdir != "" { |
| tg.check(os.RemoveAll(tg.tempdir)) |
| } |
| } |
| |
| // failSSH puts an ssh executable in the PATH that always fails. |
| // This is to stub out uses of ssh by go get. |
| func (tg *testgoData) failSSH() { |
| tg.t.Helper() |
| wd, err := os.Getwd() |
| if err != nil { |
| tg.t.Fatal(err) |
| } |
| fail := filepath.Join(wd, "testdata/failssh") |
| tg.setenv("PATH", fmt.Sprintf("%v%c%v", fail, filepath.ListSeparator, os.Getenv("PATH"))) |
| } |
| |
| func TestBuildComplex(t *testing.T) { |
| // Simple smoke test for build configuration. |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.run("build", "-x", "-o", os.DevNull, "complex") |
| |
| if _, err := exec.LookPath("gccgo"); err == nil { |
| t.Skip("golang.org/issue/22472") |
| tg.run("build", "-x", "-o", os.DevNull, "-compiler=gccgo", "complex") |
| } |
| } |
| |
| func TestFileLineInErrorMessages(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempFile("err.go", `package main; import "bar"`) |
| path := tg.path("err.go") |
| tg.runFail("run", path) |
| shortPath := path |
| if rel, err := filepath.Rel(tg.pwd(), path); err == nil && len(rel) < len(path) { |
| shortPath = rel |
| } |
| tg.grepStderr("^"+regexp.QuoteMeta(shortPath)+":", "missing file:line in error message") |
| } |
| |
| func TestProgramNameInCrashMessages(t *testing.T) { |
| skipIfGccgo(t, "gccgo does not use cmd/link") |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempFile("triv.go", `package main; func main() {}`) |
| tg.runFail("build", "-ldflags", "-crash_for_testing", tg.path("triv.go")) |
| tg.grepStderr(`[/\\]tool[/\\].*[/\\]link`, "missing linker name in error message") |
| } |
| |
| func TestBrokenTestsWithoutTestFunctionsAllFail(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| // TODO: tg.parallel() |
| tg.runFail("test", "./testdata/src/badtest/...") |
| tg.grepBothNot("^ok", "test passed unexpectedly") |
| tg.grepBoth("FAIL.*badtest/badexec", "test did not run everything") |
| tg.grepBoth("FAIL.*badtest/badsyntax", "test did not run everything") |
| tg.grepBoth("FAIL.*badtest/badvar", "test did not run everything") |
| } |
| |
| func TestGoBuildDashAInDevBranch(t *testing.T) { |
| if testing.Short() { |
| t.Skip("don't rebuild the standard library in short mode") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.run("install", "math") // should be up to date already but just in case |
| tg.setenv("TESTGO_IS_GO_RELEASE", "0") |
| tg.run("build", "-v", "-a", "math") |
| tg.grepStderr("runtime", "testgo build -a math in dev branch DID NOT build runtime, but should have") |
| |
| // Everything is out of date. Rebuild to leave things in a better state. |
| tg.run("install", "std") |
| } |
| |
| func TestGoBuildDashAInReleaseBranch(t *testing.T) { |
| if testing.Short() { |
| t.Skip("don't rebuild the standard library in short mode") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.run("install", "math", "net/http") // should be up to date already but just in case |
| tg.setenv("TESTGO_IS_GO_RELEASE", "1") |
| tg.run("install", "-v", "-a", "math") |
| tg.grepStderr("runtime", "testgo build -a math in release branch DID NOT build runtime, but should have") |
| |
| // Now runtime.a is updated (newer mtime), so everything would look stale if not for being a release. |
| tg.run("build", "-v", "net/http") |
| tg.grepStderrNot("strconv", "testgo build -v net/http in release branch with newer runtime.a DID build strconv but should not have") |
| tg.grepStderrNot("golang.org/x/net/http2/hpack", "testgo build -v net/http in release branch with newer runtime.a DID build .../golang.org/x/net/http2/hpack but should not have") |
| tg.grepStderrNot("net/http", "testgo build -v net/http in release branch with newer runtime.a DID build net/http but should not have") |
| |
| // Everything is out of date. Rebuild to leave things in a better state. |
| tg.run("install", "std") |
| } |
| |
| func TestNewReleaseRebuildsStalePackagesInGOPATH(t *testing.T) { |
| if testing.Short() { |
| t.Skip("don't rebuild the standard library in short mode") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| |
| addNL := func(name string) (restore func()) { |
| data, err := ioutil.ReadFile(name) |
| if err != nil { |
| t.Fatal(err) |
| } |
| old := data |
| data = append(data, '\n') |
| if err := ioutil.WriteFile(name, append(data, '\n'), 0666); err != nil { |
| t.Fatal(err) |
| } |
| tg.sleep() |
| return func() { |
| if err := ioutil.WriteFile(name, old, 0666); err != nil { |
| t.Fatal(err) |
| } |
| } |
| } |
| |
| // Every main package depends on the "runtime". |
| tg.tempFile("d1/src/p1/p1.go", `package main; func main(){}`) |
| tg.setenv("GOPATH", tg.path("d1")) |
| // Pass -i flag to rebuild everything outdated. |
| tg.run("install", "-i", "p1") |
| tg.wantNotStale("p1", "", "./testgo list claims p1 is stale, incorrectly, before any changes") |
| |
| // Changing mtime of runtime/internal/sys/sys.go |
| // should have no effect: only the content matters. |
| // In fact this should be true even outside a release branch. |
| sys := runtime.GOROOT() + "/src/runtime/internal/sys/sys.go" |
| tg.sleep() |
| restore := addNL(sys) |
| restore() |
| tg.wantNotStale("p1", "", "./testgo list claims p1 is stale, incorrectly, after updating mtime of runtime/internal/sys/sys.go") |
| |
| // But changing content of any file should have an effect. |
| // Previously zversion.go was the only one that mattered; |
| // now they all matter, so keep using sys.go. |
| restore = addNL(sys) |
| defer restore() |
| tg.wantStale("p1", "stale dependency: runtime/internal/sys", "./testgo list claims p1 is NOT stale, incorrectly, after changing sys.go") |
| restore() |
| tg.wantNotStale("p1", "", "./testgo list claims p1 is stale, incorrectly, after changing back to old release") |
| addNL(sys) |
| tg.wantStale("p1", "stale dependency: runtime/internal/sys", "./testgo list claims p1 is NOT stale, incorrectly, after changing sys.go again") |
| tg.run("install", "-i", "p1") |
| tg.wantNotStale("p1", "", "./testgo list claims p1 is stale after building with new release") |
| |
| // Restore to "old" release. |
| restore() |
| tg.wantStale("p1", "stale dependency: runtime/internal/sys", "./testgo list claims p1 is NOT stale, incorrectly, after restoring sys.go") |
| tg.run("install", "-i", "p1") |
| tg.wantNotStale("p1", "", "./testgo list claims p1 is stale after building with old release") |
| |
| // Everything is out of date. Rebuild to leave things in a better state. |
| tg.run("install", "std") |
| } |
| |
| func TestGoListStandard(t *testing.T) { |
| skipIfGccgo(t, "gccgo does not have GOROOT") |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| // TODO: tg.parallel() |
| tg.cd(runtime.GOROOT() + "/src") |
| tg.run("list", "-f", "{{if not .Standard}}{{.ImportPath}}{{end}}", "./...") |
| stdout := tg.getStdout() |
| for _, line := range strings.Split(stdout, "\n") { |
| if strings.HasPrefix(line, "_/") && strings.HasSuffix(line, "/src") { |
| // $GOROOT/src shows up if there are any .go files there. |
| // We don't care. |
| continue |
| } |
| if line == "" { |
| continue |
| } |
| t.Errorf("package in GOROOT not listed as standard: %v", line) |
| } |
| |
| // Similarly, expanding std should include some of our vendored code. |
| tg.run("list", "std", "cmd") |
| tg.grepStdout("golang.org/x/net/http2/hpack", "list std cmd did not mention vendored hpack") |
| tg.grepStdout("golang.org/x/arch/x86/x86asm", "list std cmd did not mention vendored x86asm") |
| } |
| |
| func TestGoInstallCleansUpAfterGoBuild(t *testing.T) { |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| // TODO: tg.parallel() |
| tg.tempFile("src/mycmd/main.go", `package main; func main(){}`) |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.cd(tg.path("src/mycmd")) |
| |
| doesNotExist := func(file, msg string) { |
| if _, err := os.Stat(file); err == nil { |
| t.Fatal(msg) |
| } else if !os.IsNotExist(err) { |
| t.Fatal(msg, "error:", err) |
| } |
| } |
| |
| tg.run("build") |
| tg.wantExecutable("mycmd"+exeSuffix, "testgo build did not write command binary") |
| tg.run("install") |
| doesNotExist("mycmd"+exeSuffix, "testgo install did not remove command binary") |
| tg.run("build") |
| tg.wantExecutable("mycmd"+exeSuffix, "testgo build did not write command binary (second time)") |
| // Running install with arguments does not remove the target, |
| // even in the same directory. |
| tg.run("install", "mycmd") |
| tg.wantExecutable("mycmd"+exeSuffix, "testgo install mycmd removed command binary when run in mycmd") |
| tg.run("build") |
| tg.wantExecutable("mycmd"+exeSuffix, "testgo build did not write command binary (third time)") |
| // And especially not outside the directory. |
| tg.cd(tg.path(".")) |
| if data, err := ioutil.ReadFile("src/mycmd/mycmd" + exeSuffix); err != nil { |
| t.Fatal("could not read file:", err) |
| } else { |
| if err := ioutil.WriteFile("mycmd"+exeSuffix, data, 0555); err != nil { |
| t.Fatal("could not write file:", err) |
| } |
| } |
| tg.run("install", "mycmd") |
| tg.wantExecutable("src/mycmd/mycmd"+exeSuffix, "testgo install mycmd removed command binary from its source dir when run outside mycmd") |
| tg.wantExecutable("mycmd"+exeSuffix, "testgo install mycmd removed command binary from current dir when run outside mycmd") |
| } |
| |
| func TestGoInstallRebuildsStalePackagesInOtherGOPATH(t *testing.T) { |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempFile("d1/src/p1/p1.go", `package p1 |
| import "p2" |
| func F() { p2.F() }`) |
| tg.tempFile("d2/src/p2/p2.go", `package p2 |
| func F() {}`) |
| sep := string(filepath.ListSeparator) |
| tg.setenv("GOPATH", tg.path("d1")+sep+tg.path("d2")) |
| tg.run("install", "-i", "p1") |
| tg.wantNotStale("p1", "", "./testgo list claims p1 is stale, incorrectly") |
| tg.wantNotStale("p2", "", "./testgo list claims p2 is stale, incorrectly") |
| tg.sleep() |
| if f, err := os.OpenFile(tg.path("d2/src/p2/p2.go"), os.O_WRONLY|os.O_APPEND, 0); err != nil { |
| t.Fatal(err) |
| } else if _, err = f.WriteString(`func G() {}`); err != nil { |
| t.Fatal(err) |
| } else { |
| tg.must(f.Close()) |
| } |
| tg.wantStale("p2", "build ID mismatch", "./testgo list claims p2 is NOT stale, incorrectly") |
| tg.wantStale("p1", "stale dependency: p2", "./testgo list claims p1 is NOT stale, incorrectly") |
| |
| tg.run("install", "-i", "p1") |
| tg.wantNotStale("p2", "", "./testgo list claims p2 is stale after reinstall, incorrectly") |
| tg.wantNotStale("p1", "", "./testgo list claims p1 is stale after reinstall, incorrectly") |
| } |
| |
| func TestGoInstallDetectsRemovedFiles(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempFile("src/mypkg/x.go", `package mypkg`) |
| tg.tempFile("src/mypkg/y.go", `package mypkg`) |
| tg.tempFile("src/mypkg/z.go", `// +build missingtag |
| |
| package mypkg`) |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.run("install", "mypkg") |
| tg.wantNotStale("mypkg", "", "./testgo list mypkg claims mypkg is stale, incorrectly") |
| // z.go was not part of the build; removing it is okay. |
| tg.must(os.Remove(tg.path("src/mypkg/z.go"))) |
| tg.wantNotStale("mypkg", "", "./testgo list mypkg claims mypkg is stale after removing z.go; should not be stale") |
| // y.go was part of the package; removing it should be detected. |
| tg.must(os.Remove(tg.path("src/mypkg/y.go"))) |
| tg.wantStale("mypkg", "build ID mismatch", "./testgo list mypkg claims mypkg is NOT stale after removing y.go; should be stale") |
| } |
| |
| func TestWildcardMatchesSyntaxErrorDirs(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| // TODO: tg.parallel() |
| tg.tempFile("src/mypkg/x.go", `package mypkg`) |
| tg.tempFile("src/mypkg/y.go", `pkg mypackage`) |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.cd(tg.path("src/mypkg")) |
| tg.runFail("list", "./...") |
| tg.runFail("build", "./...") |
| tg.runFail("install", "./...") |
| } |
| |
| func TestGoListWithTags(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.tempFile("src/mypkg/x.go", "// +build thetag\n\npackage mypkg\n") |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.cd(tg.path("./src")) |
| tg.run("list", "-tags=thetag", "./my...") |
| tg.grepStdout("mypkg", "did not find mypkg") |
| } |
| |
| func TestGoInstallErrorOnCrossCompileToBin(t *testing.T) { |
| if testing.Short() { |
| t.Skip("don't install into GOROOT in short mode") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.tempFile("src/mycmd/x.go", `package main |
| func main() {}`) |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.cd(tg.path("src/mycmd")) |
| |
| tg.run("build", "mycmd") |
| |
| goarch := "386" |
| if runtime.GOARCH == "386" { |
| goarch = "amd64" |
| } |
| tg.setenv("GOOS", "linux") |
| tg.setenv("GOARCH", goarch) |
| tg.run("install", "mycmd") |
| tg.setenv("GOBIN", tg.path(".")) |
| tg.runFail("install", "mycmd") |
| tg.run("install", "cmd/pack") |
| } |
| |
| func TestGoInstallDetectsRemovedFilesInPackageMain(t *testing.T) { |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempFile("src/mycmd/x.go", `package main |
| func main() {}`) |
| tg.tempFile("src/mycmd/y.go", `package main`) |
| tg.tempFile("src/mycmd/z.go", `// +build missingtag |
| |
| package main`) |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.run("install", "mycmd") |
| tg.wantNotStale("mycmd", "", "./testgo list mypkg claims mycmd is stale, incorrectly") |
| // z.go was not part of the build; removing it is okay. |
| tg.must(os.Remove(tg.path("src/mycmd/z.go"))) |
| tg.wantNotStale("mycmd", "", "./testgo list mycmd claims mycmd is stale after removing z.go; should not be stale") |
| // y.go was part of the package; removing it should be detected. |
| tg.must(os.Remove(tg.path("src/mycmd/y.go"))) |
| tg.wantStale("mycmd", "build ID mismatch", "./testgo list mycmd claims mycmd is NOT stale after removing y.go; should be stale") |
| } |
| |
| func testLocalRun(tg *testgoData, exepath, local, match string) { |
| tg.t.Helper() |
| out, err := exec.Command(exepath).Output() |
| if err != nil { |
| tg.t.Fatalf("error running %v: %v", exepath, err) |
| } |
| if !regexp.MustCompile(match).Match(out) { |
| tg.t.Log(string(out)) |
| tg.t.Errorf("testdata/%s/easy.go did not generate expected output", local) |
| } |
| } |
| |
| func testLocalEasy(tg *testgoData, local string) { |
| tg.t.Helper() |
| exepath := "./easy" + exeSuffix |
| tg.creatingTemp(exepath) |
| tg.run("build", "-o", exepath, filepath.Join("testdata", local, "easy.go")) |
| testLocalRun(tg, exepath, local, `(?m)^easysub\.Hello`) |
| } |
| |
| func testLocalEasySub(tg *testgoData, local string) { |
| tg.t.Helper() |
| exepath := "./easysub" + exeSuffix |
| tg.creatingTemp(exepath) |
| tg.run("build", "-o", exepath, filepath.Join("testdata", local, "easysub", "main.go")) |
| testLocalRun(tg, exepath, local, `(?m)^easysub\.Hello`) |
| } |
| |
| func testLocalHard(tg *testgoData, local string) { |
| tg.t.Helper() |
| exepath := "./hard" + exeSuffix |
| tg.creatingTemp(exepath) |
| tg.run("build", "-o", exepath, filepath.Join("testdata", local, "hard.go")) |
| testLocalRun(tg, exepath, local, `(?m)^sub\.Hello`) |
| } |
| |
| func testLocalInstall(tg *testgoData, local string) { |
| tg.t.Helper() |
| tg.runFail("install", filepath.Join("testdata", local, "easy.go")) |
| } |
| |
| func TestLocalImportsEasy(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| testLocalEasy(tg, "local") |
| } |
| |
| func TestLocalImportsEasySub(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| testLocalEasySub(tg, "local") |
| } |
| |
| func TestLocalImportsHard(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| testLocalHard(tg, "local") |
| } |
| |
| func TestLocalImportsGoInstallShouldFail(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| testLocalInstall(tg, "local") |
| } |
| |
| const badDirName = `#$%:, &()*;<=>?\^{}` |
| |
| func copyBad(tg *testgoData) { |
| tg.t.Helper() |
| if runtime.GOOS == "windows" { |
| tg.t.Skipf("skipping test because %q is an invalid directory name", badDirName) |
| } |
| |
| tg.must(filepath.Walk("testdata/local", |
| func(path string, info os.FileInfo, err error) error { |
| if err != nil { |
| return err |
| } |
| if info.IsDir() { |
| return nil |
| } |
| var data []byte |
| data, err = ioutil.ReadFile(path) |
| if err != nil { |
| return err |
| } |
| newpath := strings.Replace(path, "local", badDirName, 1) |
| tg.tempFile(newpath, string(data)) |
| return nil |
| })) |
| tg.cd(tg.path(".")) |
| } |
| |
| func TestBadImportsEasy(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| // TODO: tg.parallel() |
| copyBad(tg) |
| testLocalEasy(tg, badDirName) |
| } |
| |
| func TestBadImportsEasySub(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| copyBad(tg) |
| testLocalEasySub(tg, badDirName) |
| } |
| |
| func TestBadImportsHard(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| copyBad(tg) |
| testLocalHard(tg, badDirName) |
| } |
| |
| func TestBadImportsGoInstallShouldFail(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| copyBad(tg) |
| testLocalInstall(tg, badDirName) |
| } |
| |
| func TestInternalPackagesInGOROOTAreRespected(t *testing.T) { |
| skipIfGccgo(t, "gccgo does not have GOROOT") |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.runFail("build", "-v", "./testdata/testinternal") |
| tg.grepBoth(`testinternal(\/|\\)p\.go\:3\:8\: use of internal package not allowed`, "wrong error message for testdata/testinternal") |
| } |
| |
| func TestInternalPackagesOutsideGOROOTAreRespected(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.runFail("build", "-v", "./testdata/testinternal2") |
| tg.grepBoth(`testinternal2(\/|\\)p\.go\:3\:8\: use of internal package not allowed`, "wrote error message for testdata/testinternal2") |
| } |
| |
| func TestRunInternal(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| dir := filepath.Join(tg.pwd(), "testdata") |
| tg.setenv("GOPATH", dir) |
| tg.run("run", filepath.Join(dir, "src/run/good.go")) |
| tg.runFail("run", filepath.Join(dir, "src/run/bad.go")) |
| tg.grepStderr(`testdata(\/|\\)src(\/|\\)run(\/|\\)bad\.go\:3\:8\: use of internal package not allowed`, "unexpected error for run/bad.go") |
| } |
| |
| func TestRunPkg(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| dir := filepath.Join(tg.pwd(), "testdata") |
| tg.setenv("GOPATH", dir) |
| tg.run("run", "hello") |
| tg.grepStderr("hello, world", "did not find hello, world") |
| tg.cd(filepath.Join(dir, "src/hello")) |
| tg.run("run", ".") |
| tg.grepStderr("hello, world", "did not find hello, world") |
| } |
| |
| func testMove(t *testing.T, vcs, url, base, config string) { |
| testenv.MustHaveExternalNetwork(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempDir("src") |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.run("get", "-d", url) |
| tg.run("get", "-d", "-u", url) |
| switch vcs { |
| case "svn": |
| // SVN doesn't believe in text files so we can't just edit the config. |
| // Check out a different repo into the wrong place. |
| tg.must(os.RemoveAll(tg.path("src/code.google.com/p/rsc-svn"))) |
| tg.run("get", "-d", "-u", "code.google.com/p/rsc-svn2/trunk") |
| tg.must(os.Rename(tg.path("src/code.google.com/p/rsc-svn2"), tg.path("src/code.google.com/p/rsc-svn"))) |
| default: |
| path := tg.path(filepath.Join("src", config)) |
| data, err := ioutil.ReadFile(path) |
| tg.must(err) |
| data = bytes.Replace(data, []byte(base), []byte(base+"XXX"), -1) |
| tg.must(ioutil.WriteFile(path, data, 0644)) |
| } |
| if vcs == "git" { |
| // git will ask for a username and password when we |
| // run go get -d -f -u. An empty username and |
| // password will work. Prevent asking by setting |
| // GIT_ASKPASS. |
| tg.creatingTemp("sink" + exeSuffix) |
| tg.tempFile("src/sink/sink.go", `package main; func main() {}`) |
| tg.run("build", "-o", "sink"+exeSuffix, "sink") |
| tg.setenv("GIT_ASKPASS", filepath.Join(tg.pwd(), "sink"+exeSuffix)) |
| } |
| tg.runFail("get", "-d", "-u", url) |
| tg.grepStderr("is a custom import path for", "go get -d -u "+url+" failed for wrong reason") |
| tg.runFail("get", "-d", "-f", "-u", url) |
| tg.grepStderr("validating server certificate|[nN]ot [fF]ound", "go get -d -f -u "+url+" failed for wrong reason") |
| } |
| |
| func TestInternalPackageErrorsAreHandled(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.run("list", "./testdata/testinternal3") |
| } |
| |
| func TestInternalCache(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata/testinternal4")) |
| tg.runFail("build", "p") |
| tg.grepStderr("internal", "did not fail to build p") |
| } |
| |
| func TestMoveGit(t *testing.T) { |
| testMove(t, "git", "rsc.io/pdf", "pdf", "rsc.io/pdf/.git/config") |
| } |
| |
| func TestMoveHG(t *testing.T) { |
| testMove(t, "hg", "vcs-test.golang.org/go/custom-hg-hello", "custom-hg-hello", "vcs-test.golang.org/go/custom-hg-hello/.hg/hgrc") |
| } |
| |
| // TODO(rsc): Set up a test case on SourceForge (?) for svn. |
| // func testMoveSVN(t *testing.T) { |
| // testMove(t, "svn", "code.google.com/p/rsc-svn/trunk", "-", "-") |
| // } |
| |
| func TestImportCommandMatch(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata/importcom")) |
| tg.run("build", "./testdata/importcom/works.go") |
| } |
| |
| func TestImportCommentMismatch(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata/importcom")) |
| tg.runFail("build", "./testdata/importcom/wrongplace.go") |
| tg.grepStderr(`wrongplace expects import "my/x"`, "go build did not mention incorrect import") |
| } |
| |
| func TestImportCommentSyntaxError(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata/importcom")) |
| tg.runFail("build", "./testdata/importcom/bad.go") |
| tg.grepStderr("cannot parse import comment", "go build did not mention syntax error") |
| } |
| |
| func TestImportCommentConflict(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata/importcom")) |
| tg.runFail("build", "./testdata/importcom/conflict.go") |
| tg.grepStderr("found import comments", "go build did not mention comment conflict") |
| } |
| |
| func TestImportCycle(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata/importcycle")) |
| tg.runFail("build", "selfimport") |
| |
| count := tg.grepCountBoth("import cycle not allowed") |
| if count == 0 { |
| t.Fatal("go build did not mention cyclical import") |
| } |
| if count > 1 { |
| t.Fatal("go build mentioned import cycle more than once") |
| } |
| |
| // Don't hang forever. |
| tg.run("list", "-e", "-json", "selfimport") |
| } |
| |
| // cmd/go: custom import path checking should not apply to Go packages without import comment. |
| func TestIssue10952(t *testing.T) { |
| testenv.MustHaveExternalNetwork(t) |
| if _, err := exec.LookPath("git"); err != nil { |
| t.Skip("skipping because git binary not found") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempDir("src") |
| tg.setenv("GOPATH", tg.path(".")) |
| const importPath = "github.com/zombiezen/go-get-issue-10952" |
| tg.run("get", "-d", "-u", importPath) |
| repoDir := tg.path("src/" + importPath) |
| tg.runGit(repoDir, "remote", "set-url", "origin", "https://"+importPath+".git") |
| tg.run("get", "-d", "-u", importPath) |
| } |
| |
| func TestIssue16471(t *testing.T) { |
| testenv.MustHaveExternalNetwork(t) |
| if _, err := exec.LookPath("git"); err != nil { |
| t.Skip("skipping because git binary not found") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempDir("src") |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.must(os.MkdirAll(tg.path("src/rsc.io/go-get-issue-10952"), 0755)) |
| tg.runGit(tg.path("src/rsc.io"), "clone", "https://github.com/zombiezen/go-get-issue-10952") |
| tg.runFail("get", "-u", "rsc.io/go-get-issue-10952") |
| tg.grepStderr("rsc.io/go-get-issue-10952 is a custom import path for https://github.com/rsc/go-get-issue-10952, but .* is checked out from https://github.com/zombiezen/go-get-issue-10952", "did not detect updated import path") |
| } |
| |
| // Test git clone URL that uses SCP-like syntax and custom import path checking. |
| func TestIssue11457(t *testing.T) { |
| testenv.MustHaveExternalNetwork(t) |
| if _, err := exec.LookPath("git"); err != nil { |
| t.Skip("skipping because git binary not found") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempDir("src") |
| tg.setenv("GOPATH", tg.path(".")) |
| const importPath = "rsc.io/go-get-issue-11457" |
| tg.run("get", "-d", "-u", importPath) |
| repoDir := tg.path("src/" + importPath) |
| tg.runGit(repoDir, "remote", "set-url", "origin", "git@github.com:rsc/go-get-issue-11457") |
| |
| // At this time, custom import path checking compares remotes verbatim (rather than |
| // just the host and path, skipping scheme and user), so we expect go get -u to fail. |
| // However, the goal of this test is to verify that gitRemoteRepo correctly parsed |
| // the SCP-like syntax, and we expect it to appear in the error message. |
| tg.runFail("get", "-d", "-u", importPath) |
| want := " is checked out from ssh://git@github.com/rsc/go-get-issue-11457" |
| if !strings.HasSuffix(strings.TrimSpace(tg.getStderr()), want) { |
| t.Error("expected clone URL to appear in stderr") |
| } |
| } |
| |
| func TestGetGitDefaultBranch(t *testing.T) { |
| testenv.MustHaveExternalNetwork(t) |
| if _, err := exec.LookPath("git"); err != nil { |
| t.Skip("skipping because git binary not found") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempDir("src") |
| tg.setenv("GOPATH", tg.path(".")) |
| |
| // This repo has two branches, master and another-branch. |
| // The another-branch is the default that you get from 'git clone'. |
| // The go get command variants should not override this. |
| const importPath = "github.com/rsc/go-get-default-branch" |
| |
| tg.run("get", "-d", importPath) |
| repoDir := tg.path("src/" + importPath) |
| tg.runGit(repoDir, "branch", "--contains", "HEAD") |
| tg.grepStdout(`\* another-branch`, "not on correct default branch") |
| |
| tg.run("get", "-d", "-u", importPath) |
| tg.runGit(repoDir, "branch", "--contains", "HEAD") |
| tg.grepStdout(`\* another-branch`, "not on correct default branch") |
| } |
| |
| func TestAccidentalGitCheckout(t *testing.T) { |
| testenv.MustHaveExternalNetwork(t) |
| if _, err := exec.LookPath("git"); err != nil { |
| t.Skip("skipping because git binary not found") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempDir("src") |
| tg.setenv("GOPATH", tg.path(".")) |
| |
| tg.runFail("get", "-u", "vcs-test.golang.org/go/test1-svn-git") |
| tg.grepStderr("src[\\\\/]vcs-test.* uses git, but parent .*src[\\\\/]vcs-test.* uses svn", "get did not fail for right reason") |
| |
| tg.runFail("get", "-u", "vcs-test.golang.org/go/test2-svn-git/test2main") |
| tg.grepStderr("src[\\\\/]vcs-test.* uses git, but parent .*src[\\\\/]vcs-test.* uses svn", "get did not fail for right reason") |
| } |
| |
| func TestErrorMessageForSyntaxErrorInTestGoFileSaysFAIL(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.runFail("test", "syntaxerror") |
| tg.grepStderr("FAIL", "go test did not say FAIL") |
| } |
| |
| func TestWildcardsDoNotLookInUselessDirectories(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.runFail("list", "...") |
| tg.grepBoth("badpkg", "go list ... failure does not mention badpkg") |
| tg.run("list", "m...") |
| } |
| |
| func TestRelativeImportsGoTest(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.run("test", "./testdata/testimport") |
| } |
| |
| func TestRelativeImportsGoTestDashI(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| |
| // don't let test -i overwrite runtime |
| tg.wantNotStale("runtime", "", "must be non-stale before test -i") |
| |
| tg.run("test", "-i", "./testdata/testimport") |
| } |
| |
| func TestRelativeImportsInCommandLinePackage(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| // TODO: tg.parallel() |
| files, err := filepath.Glob("./testdata/testimport/*.go") |
| tg.must(err) |
| tg.run(append([]string{"test"}, files...)...) |
| } |
| |
| func TestNonCanonicalImportPaths(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.runFail("build", "canonical/d") |
| tg.grepStderr("package canonical/d", "did not report canonical/d") |
| tg.grepStderr("imports canonical/b", "did not report canonical/b") |
| tg.grepStderr("imports canonical/a/: non-canonical", "did not report canonical/a/") |
| } |
| |
| func TestVersionControlErrorMessageIncludesCorrectDirectory(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata/shadow/root1")) |
| tg.runFail("get", "-u", "foo") |
| |
| // TODO(iant): We should not have to use strconv.Quote here. |
| // The code in vcs.go should be changed so that it is not required. |
| quoted := strconv.Quote(filepath.Join("testdata", "shadow", "root1", "src", "foo")) |
| quoted = quoted[1 : len(quoted)-1] |
| |
| tg.grepStderr(regexp.QuoteMeta(quoted), "go get -u error does not mention shadow/root1/src/foo") |
| } |
| |
| func TestInstallFailsWithNoBuildableFiles(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.setenv("CGO_ENABLED", "0") |
| tg.runFail("install", "cgotest") |
| tg.grepStderr("build constraints exclude all Go files", "go install cgotest did not report 'build constraints exclude all Go files'") |
| } |
| |
| // Issue 21895 |
| func TestMSanAndRaceRequireCgo(t *testing.T) { |
| if !canMSan && !canRace { |
| t.Skip("skipping because both msan and the race detector are not supported") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.tempFile("triv.go", `package main; func main() {}`) |
| tg.setenv("CGO_ENABLED", "0") |
| if canRace { |
| tg.runFail("install", "-race", "triv.go") |
| tg.grepStderr("-race requires cgo", "did not correctly report that -race requires cgo") |
| tg.grepStderrNot("-msan", "reported that -msan instead of -race requires cgo") |
| } |
| if canMSan { |
| tg.runFail("install", "-msan", "triv.go") |
| tg.grepStderr("-msan requires cgo", "did not correctly report that -msan requires cgo") |
| tg.grepStderrNot("-race", "reported that -race instead of -msan requires cgo") |
| } |
| } |
| |
| func TestRelativeGOBINFail(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.tempFile("triv.go", `package main; func main() {}`) |
| tg.setenv("GOBIN", ".") |
| tg.runFail("install") |
| tg.grepStderr("cannot install, GOBIN must be an absolute path", "go install must fail if $GOBIN is a relative path") |
| } |
| |
| // Test that without $GOBIN set, binaries get installed |
| // into the GOPATH bin directory. |
| func TestInstallIntoGOPATH(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.creatingTemp("testdata/bin/go-cmd-test" + exeSuffix) |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.run("install", "go-cmd-test") |
| tg.wantExecutable("testdata/bin/go-cmd-test"+exeSuffix, "go install go-cmd-test did not write to testdata/bin/go-cmd-test") |
| } |
| |
| // Issue 12407 |
| func TestBuildOutputToDevNull(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.run("build", "-o", os.DevNull, "go-cmd-test") |
| } |
| |
| func TestPackageMainTestImportsArchiveNotBinary(t *testing.T) { |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| gobin := filepath.Join(tg.pwd(), "testdata", "bin") |
| tg.creatingTemp(gobin) |
| tg.setenv("GOBIN", gobin) |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.must(os.Chtimes("./testdata/src/main_test/m.go", time.Now(), time.Now())) |
| tg.sleep() |
| tg.run("test", "main_test") |
| tg.run("install", "main_test") |
| tg.wantNotStale("main_test", "", "after go install, main listed as stale") |
| tg.run("test", "main_test") |
| } |
| |
| func TestPackageMainTestCompilerFlags(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.tempFile("src/p1/p1.go", "package main\n") |
| tg.tempFile("src/p1/p1_test.go", "package main\nimport \"testing\"\nfunc Test(t *testing.T){}\n") |
| tg.run("test", "-c", "-n", "p1") |
| tg.grepBothNot(`([\\/]compile|gccgo).* (-p main|-fgo-pkgpath=main).*p1\.go`, "should not have run compile -p main p1.go") |
| tg.grepStderr(`([\\/]compile|gccgo).* (-p p1|-fgo-pkgpath=p1).*p1\.go`, "should have run compile -p p1 p1.go") |
| } |
| |
| // The runtime version string takes one of two forms: |
| // "go1.X[.Y]" for Go releases, and "devel +hash" at tip. |
| // Determine whether we are in a released copy by |
| // inspecting the version. |
| var isGoRelease = strings.HasPrefix(runtime.Version(), "go1") |
| |
| // Issue 12690 |
| func TestPackageNotStaleWithTrailingSlash(t *testing.T) { |
| skipIfGccgo(t, "gccgo does not have GOROOT") |
| tg := testgo(t) |
| defer tg.cleanup() |
| |
| // Make sure the packages below are not stale. |
| tg.wantNotStale("runtime", "", "must be non-stale before test runs") |
| tg.wantNotStale("os", "", "must be non-stale before test runs") |
| tg.wantNotStale("io", "", "must be non-stale before test runs") |
| |
| goroot := runtime.GOROOT() |
| tg.setenv("GOROOT", goroot+"/") |
| |
| tg.wantNotStale("runtime", "", "with trailing slash in GOROOT, runtime listed as stale") |
| tg.wantNotStale("os", "", "with trailing slash in GOROOT, os listed as stale") |
| tg.wantNotStale("io", "", "with trailing slash in GOROOT, io listed as stale") |
| } |
| |
| // With $GOBIN set, binaries get installed to $GOBIN. |
| func TestInstallIntoGOBIN(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| gobin := filepath.Join(tg.pwd(), "testdata", "bin1") |
| tg.creatingTemp(gobin) |
| tg.setenv("GOBIN", gobin) |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.run("install", "go-cmd-test") |
| tg.wantExecutable("testdata/bin1/go-cmd-test"+exeSuffix, "go install go-cmd-test did not write to testdata/bin1/go-cmd-test") |
| } |
| |
| // Issue 11065 |
| func TestInstallToCurrentDirectoryCreatesExecutable(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| pkg := filepath.Join(tg.pwd(), "testdata", "src", "go-cmd-test") |
| tg.creatingTemp(filepath.Join(pkg, "go-cmd-test"+exeSuffix)) |
| tg.setenv("GOBIN", pkg) |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.cd(pkg) |
| tg.run("install") |
| tg.wantExecutable("go-cmd-test"+exeSuffix, "go install did not write to current directory") |
| } |
| |
| // Without $GOBIN set, installing a program outside $GOPATH should fail |
| // (there is nowhere to install it). |
| func TestInstallWithoutDestinationFails(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.runFail("install", "testdata/src/go-cmd-test/helloworld.go") |
| tg.grepStderr("no install location for .go files listed on command line", "wrong error") |
| } |
| |
| // With $GOBIN set, should install there. |
| func TestInstallToGOBINCommandLinePackage(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| gobin := filepath.Join(tg.pwd(), "testdata", "bin1") |
| tg.creatingTemp(gobin) |
| tg.setenv("GOBIN", gobin) |
| tg.run("install", "testdata/src/go-cmd-test/helloworld.go") |
| tg.wantExecutable("testdata/bin1/helloworld"+exeSuffix, "go install testdata/src/go-cmd-test/helloworld.go did not write testdata/bin1/helloworld") |
| } |
| |
| func TestGoGetNonPkg(t *testing.T) { |
| testenv.MustHaveExternalNetwork(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.tempDir("gobin") |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.setenv("GOBIN", tg.path("gobin")) |
| tg.runFail("get", "-d", "golang.org/x/tools") |
| tg.grepStderr("golang.org/x/tools: no Go files", "missing error") |
| tg.runFail("get", "-d", "-u", "golang.org/x/tools") |
| tg.grepStderr("golang.org/x/tools: no Go files", "missing error") |
| tg.runFail("get", "-d", "golang.org/x/tools") |
| tg.grepStderr("golang.org/x/tools: no Go files", "missing error") |
| } |
| |
| func TestGoGetTestOnlyPkg(t *testing.T) { |
| testenv.MustHaveExternalNetwork(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.tempDir("gopath") |
| tg.setenv("GOPATH", tg.path("gopath")) |
| tg.run("get", "golang.org/x/tour/content") |
| tg.run("get", "-t", "golang.org/x/tour/content") |
| } |
| |
| func TestInstalls(t *testing.T) { |
| if testing.Short() { |
| t.Skip("don't install into GOROOT in short mode") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempDir("gobin") |
| tg.setenv("GOPATH", tg.path(".")) |
| goroot := runtime.GOROOT() |
| tg.setenv("GOROOT", goroot) |
| |
| // cmd/fix installs into tool |
| tg.run("env", "GOOS") |
| goos := strings.TrimSpace(tg.getStdout()) |
| tg.setenv("GOOS", goos) |
| tg.run("env", "GOARCH") |
| goarch := strings.TrimSpace(tg.getStdout()) |
| tg.setenv("GOARCH", goarch) |
| fixbin := filepath.Join(goroot, "pkg", "tool", goos+"_"+goarch, "fix") + exeSuffix |
| tg.must(os.RemoveAll(fixbin)) |
| tg.run("install", "cmd/fix") |
| tg.wantExecutable(fixbin, "did not install cmd/fix to $GOROOT/pkg/tool") |
| tg.must(os.Remove(fixbin)) |
| tg.setenv("GOBIN", tg.path("gobin")) |
| tg.run("install", "cmd/fix") |
| tg.wantExecutable(fixbin, "did not install cmd/fix to $GOROOT/pkg/tool with $GOBIN set") |
| tg.unsetenv("GOBIN") |
| |
| // gopath program installs into GOBIN |
| tg.tempFile("src/progname/p.go", `package main; func main() {}`) |
| tg.setenv("GOBIN", tg.path("gobin")) |
| tg.run("install", "progname") |
| tg.unsetenv("GOBIN") |
| tg.wantExecutable(tg.path("gobin/progname")+exeSuffix, "did not install progname to $GOBIN/progname") |
| |
| // gopath program installs into GOPATH/bin |
| tg.run("install", "progname") |
| tg.wantExecutable(tg.path("bin/progname")+exeSuffix, "did not install progname to $GOPATH/bin/progname") |
| } |
| |
| func TestRejectRelativeDotPathInGOPATHCommandLinePackage(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", ".") |
| tg.runFail("build", "testdata/src/go-cmd-test/helloworld.go") |
| tg.grepStderr("GOPATH entry is relative", "expected an error message rejecting relative GOPATH entries") |
| } |
| |
| func TestRejectRelativePathsInGOPATH(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| sep := string(filepath.ListSeparator) |
| tg.setenv("GOPATH", sep+filepath.Join(tg.pwd(), "testdata")+sep+".") |
| tg.runFail("build", "go-cmd-test") |
| tg.grepStderr("GOPATH entry is relative", "expected an error message rejecting relative GOPATH entries") |
| } |
| |
| func TestRejectRelativePathsInGOPATHCommandLinePackage(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", "testdata") |
| tg.runFail("build", "testdata/src/go-cmd-test/helloworld.go") |
| tg.grepStderr("GOPATH entry is relative", "expected an error message rejecting relative GOPATH entries") |
| } |
| |
| // Issue 21928. |
| func TestRejectBlankPathsInGOPATH(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| sep := string(filepath.ListSeparator) |
| tg.setenv("GOPATH", " "+sep+filepath.Join(tg.pwd(), "testdata")) |
| tg.runFail("build", "go-cmd-test") |
| tg.grepStderr("GOPATH entry is relative", "expected an error message rejecting relative GOPATH entries") |
| } |
| |
| // Issue 21928. |
| func TestIgnoreEmptyPathsInGOPATH(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.creatingTemp("testdata/bin/go-cmd-test" + exeSuffix) |
| sep := string(filepath.ListSeparator) |
| tg.setenv("GOPATH", ""+sep+filepath.Join(tg.pwd(), "testdata")) |
| tg.run("install", "go-cmd-test") |
| tg.wantExecutable("testdata/bin/go-cmd-test"+exeSuffix, "go install go-cmd-test did not write to testdata/bin/go-cmd-test") |
| } |
| |
| // Issue 4104. |
| func TestGoTestWithPackageListedMultipleTimes(t *testing.T) { |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.run("test", "errors", "errors", "errors", "errors", "errors") |
| if strings.Contains(strings.TrimSpace(tg.getStdout()), "\n") { |
| t.Error("go test errors errors errors errors errors tested the same package multiple times") |
| } |
| } |
| |
| func TestGoListHasAConsistentOrder(t *testing.T) { |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.run("list", "std") |
| first := tg.getStdout() |
| tg.run("list", "std") |
| if first != tg.getStdout() { |
| t.Error("go list std ordering is inconsistent") |
| } |
| } |
| |
| func TestGoListStdDoesNotIncludeCommands(t *testing.T) { |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.run("list", "std") |
| tg.grepStdoutNot("cmd/", "go list std shows commands") |
| } |
| |
| func TestGoListCmdOnlyShowsCommands(t *testing.T) { |
| skipIfGccgo(t, "gccgo does not have GOROOT") |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.run("list", "cmd") |
| out := strings.TrimSpace(tg.getStdout()) |
| for _, line := range strings.Split(out, "\n") { |
| if !strings.Contains(line, "cmd/") { |
| t.Error("go list cmd shows non-commands") |
| break |
| } |
| } |
| } |
| |
| func TestGoListDedupsPackages(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| // TODO: tg.parallel() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.run("list", "xtestonly", "./testdata/src/xtestonly/...") |
| got := strings.TrimSpace(tg.getStdout()) |
| const want = "xtestonly" |
| if got != want { |
| t.Errorf("got %q; want %q", got, want) |
| } |
| } |
| |
| func TestGoListDeps(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempDir("src/p1/p2/p3/p4") |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.tempFile("src/p1/p.go", "package p1\nimport _ \"p1/p2\"\n") |
| tg.tempFile("src/p1/p2/p.go", "package p2\nimport _ \"p1/p2/p3\"\n") |
| tg.tempFile("src/p1/p2/p3/p.go", "package p3\nimport _ \"p1/p2/p3/p4\"\n") |
| tg.tempFile("src/p1/p2/p3/p4/p.go", "package p4\n") |
| tg.run("list", "-f", "{{.Deps}}", "p1") |
| tg.grepStdout("p1/p2/p3/p4", "Deps(p1) does not mention p4") |
| |
| tg.run("list", "-deps", "p1") |
| tg.grepStdout("p1/p2/p3/p4", "-deps p1 does not mention p4") |
| |
| // Check the list is in dependency order. |
| tg.run("list", "-deps", "math") |
| want := "internal/cpu\nunsafe\nmath\n" |
| out := tg.stdout.String() |
| if !strings.Contains(out, "internal/cpu") { |
| // Some systems don't use internal/cpu. |
| want = "unsafe\nmath\n" |
| } |
| if tg.stdout.String() != want { |
| t.Fatalf("list -deps math: wrong order\nhave %q\nwant %q", tg.stdout.String(), want) |
| } |
| } |
| |
| func TestGoListTest(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.makeTempdir() |
| tg.setenv("GOCACHE", tg.tempdir) |
| |
| tg.run("list", "-test", "-deps", "sort") |
| tg.grepStdout(`^sort.test$`, "missing test main") |
| tg.grepStdout(`^sort$`, "missing real sort") |
| tg.grepStdout(`^sort \[sort.test\]$`, "missing test copy of sort") |
| tg.grepStdout(`^testing \[sort.test\]$`, "missing test copy of testing") |
| tg.grepStdoutNot(`^testing$`, "unexpected real copy of testing") |
| |
| tg.run("list", "-test", "sort") |
| tg.grepStdout(`^sort.test$`, "missing test main") |
| tg.grepStdout(`^sort$`, "missing real sort") |
| tg.grepStdoutNot(`^sort \[sort.test\]$`, "unexpected test copy of sort") |
| tg.grepStdoutNot(`^testing \[sort.test\]$`, "unexpected test copy of testing") |
| tg.grepStdoutNot(`^testing$`, "unexpected real copy of testing") |
| |
| tg.run("list", "-test", "cmd/dist", "cmd/doc") |
| tg.grepStdout(`^cmd/dist$`, "missing cmd/dist") |
| tg.grepStdout(`^cmd/doc$`, "missing cmd/doc") |
| tg.grepStdout(`^cmd/doc\.test$`, "missing cmd/doc test") |
| tg.grepStdoutNot(`^cmd/dist\.test$`, "unexpected cmd/dist test") |
| tg.grepStdoutNot(`^testing`, "unexpected testing") |
| |
| tg.run("list", "-test", "runtime/cgo") |
| tg.grepStdout(`^runtime/cgo$`, "missing runtime/cgo") |
| } |
| |
| // Issue 4096. Validate the output of unsuccessful go install foo/quxx. |
| func TestUnsuccessfulGoInstallShouldMentionMissingPackage(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.runFail("install", "foo/quxx") |
| if tg.grepCountBoth(`cannot find package "foo/quxx" in any of`) != 1 { |
| t.Error(`go install foo/quxx expected error: .*cannot find package "foo/quxx" in any of`) |
| } |
| } |
| |
| func TestGOROOTSearchFailureReporting(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.runFail("install", "foo/quxx") |
| if tg.grepCountBoth(regexp.QuoteMeta(filepath.Join("foo", "quxx"))+` \(from \$GOROOT\)$`) != 1 { |
| t.Error(`go install foo/quxx expected error: .*foo/quxx (from $GOROOT)`) |
| } |
| } |
| |
| func TestMultipleGOPATHEntriesReportedSeparately(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| sep := string(filepath.ListSeparator) |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata", "a")+sep+filepath.Join(tg.pwd(), "testdata", "b")) |
| tg.runFail("install", "foo/quxx") |
| if tg.grepCountBoth(`testdata[/\\].[/\\]src[/\\]foo[/\\]quxx`) != 2 { |
| t.Error(`go install foo/quxx expected error: .*testdata/a/src/foo/quxx (from $GOPATH)\n.*testdata/b/src/foo/quxx`) |
| } |
| } |
| |
| // Test (from $GOPATH) annotation is reported for the first GOPATH entry, |
| func TestMentionGOPATHInFirstGOPATHEntry(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| sep := string(filepath.ListSeparator) |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata", "a")+sep+filepath.Join(tg.pwd(), "testdata", "b")) |
| tg.runFail("install", "foo/quxx") |
| if tg.grepCountBoth(regexp.QuoteMeta(filepath.Join("testdata", "a", "src", "foo", "quxx"))+` \(from \$GOPATH\)$`) != 1 { |
| t.Error(`go install foo/quxx expected error: .*testdata/a/src/foo/quxx (from $GOPATH)`) |
| } |
| } |
| |
| // but not on the second. |
| func TestMentionGOPATHNotOnSecondEntry(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| sep := string(filepath.ListSeparator) |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata", "a")+sep+filepath.Join(tg.pwd(), "testdata", "b")) |
| tg.runFail("install", "foo/quxx") |
| if tg.grepCountBoth(regexp.QuoteMeta(filepath.Join("testdata", "b", "src", "foo", "quxx"))+`$`) != 1 { |
| t.Error(`go install foo/quxx expected error: .*testdata/b/src/foo/quxx`) |
| } |
| } |
| |
| func homeEnvName() string { |
| switch runtime.GOOS { |
| case "windows": |
| return "USERPROFILE" |
| case "plan9": |
| return "home" |
| default: |
| return "HOME" |
| } |
| } |
| |
| func TestDefaultGOPATH(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempDir("home/go") |
| tg.setenv(homeEnvName(), tg.path("home")) |
| |
| tg.run("env", "GOPATH") |
| tg.grepStdout(regexp.QuoteMeta(tg.path("home/go")), "want GOPATH=$HOME/go") |
| |
| tg.setenv("GOROOT", tg.path("home/go")) |
| tg.run("env", "GOPATH") |
| tg.grepStdoutNot(".", "want unset GOPATH because GOROOT=$HOME/go") |
| |
| tg.setenv("GOROOT", tg.path("home/go")+"/") |
| tg.run("env", "GOPATH") |
| tg.grepStdoutNot(".", "want unset GOPATH because GOROOT=$HOME/go/") |
| } |
| |
| func TestDefaultGOPATHGet(t *testing.T) { |
| testenv.MustHaveExternalNetwork(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", "") |
| tg.tempDir("home") |
| tg.setenv(homeEnvName(), tg.path("home")) |
| |
| // warn for creating directory |
| tg.run("get", "-v", "github.com/golang/example/hello") |
| tg.grepStderr("created GOPATH="+regexp.QuoteMeta(tg.path("home/go"))+"; see 'go help gopath'", "did not create GOPATH") |
| |
| // no warning if directory already exists |
| tg.must(os.RemoveAll(tg.path("home/go"))) |
| tg.tempDir("home/go") |
| tg.run("get", "github.com/golang/example/hello") |
| tg.grepStderrNot(".", "expected no output on standard error") |
| |
| // error if $HOME/go is a file |
| tg.must(os.RemoveAll(tg.path("home/go"))) |
| tg.tempFile("home/go", "") |
| tg.runFail("get", "github.com/golang/example/hello") |
| tg.grepStderr(`mkdir .*[/\\]go: .*(not a directory|cannot find the path)`, "expected error because $HOME/go is a file") |
| } |
| |
| func TestDefaultGOPATHPrintedSearchList(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", "") |
| tg.tempDir("home") |
| tg.setenv(homeEnvName(), tg.path("home")) |
| |
| tg.runFail("install", "github.com/golang/example/hello") |
| tg.grepStderr(regexp.QuoteMeta(tg.path("home/go/src/github.com/golang/example/hello"))+`.*from \$GOPATH`, "expected default GOPATH") |
| } |
| |
| // Issue 4186. go get cannot be used to download packages to $GOROOT. |
| // Test that without GOPATH set, go get should fail. |
| func TestGoGetIntoGOROOT(t *testing.T) { |
| testenv.MustHaveExternalNetwork(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempDir("src") |
| |
| // Fails because GOROOT=GOPATH |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.setenv("GOROOT", tg.path(".")) |
| tg.runFail("get", "-d", "github.com/golang/example/hello") |
| tg.grepStderr("warning: GOPATH set to GOROOT", "go should detect GOPATH=GOROOT") |
| tg.grepStderr(`\$GOPATH must not be set to \$GOROOT`, "go should detect GOPATH=GOROOT") |
| |
| // Fails because GOROOT=GOPATH after cleaning. |
| tg.setenv("GOPATH", tg.path(".")+"/") |
| tg.setenv("GOROOT", tg.path(".")) |
| tg.runFail("get", "-d", "github.com/golang/example/hello") |
| tg.grepStderr("warning: GOPATH set to GOROOT", "go should detect GOPATH=GOROOT") |
| tg.grepStderr(`\$GOPATH must not be set to \$GOROOT`, "go should detect GOPATH=GOROOT") |
| |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.setenv("GOROOT", tg.path(".")+"/") |
| tg.runFail("get", "-d", "github.com/golang/example/hello") |
| tg.grepStderr("warning: GOPATH set to GOROOT", "go should detect GOPATH=GOROOT") |
| tg.grepStderr(`\$GOPATH must not be set to \$GOROOT`, "go should detect GOPATH=GOROOT") |
| |
| // Fails because GOROOT=$HOME/go so default GOPATH unset. |
| tg.tempDir("home/go") |
| tg.setenv(homeEnvName(), tg.path("home")) |
| tg.setenv("GOPATH", "") |
| tg.setenv("GOROOT", tg.path("home/go")) |
| tg.runFail("get", "-d", "github.com/golang/example/hello") |
| tg.grepStderr(`\$GOPATH not set`, "expected GOPATH not set") |
| |
| tg.setenv(homeEnvName(), tg.path("home")+"/") |
| tg.setenv("GOPATH", "") |
| tg.setenv("GOROOT", tg.path("home/go")) |
| tg.runFail("get", "-d", "github.com/golang/example/hello") |
| tg.grepStderr(`\$GOPATH not set`, "expected GOPATH not set") |
| |
| tg.setenv(homeEnvName(), tg.path("home")) |
| tg.setenv("GOPATH", "") |
| tg.setenv("GOROOT", tg.path("home/go")+"/") |
| tg.runFail("get", "-d", "github.com/golang/example/hello") |
| tg.grepStderr(`\$GOPATH not set`, "expected GOPATH not set") |
| } |
| |
| func TestLdflagsArgumentsWithSpacesIssue3941(t *testing.T) { |
| skipIfGccgo(t, "gccgo does not support -ldflags -X") |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempFile("main.go", `package main |
| var extern string |
| func main() { |
| println(extern) |
| }`) |
| tg.run("run", "-ldflags", `-X "main.extern=hello world"`, tg.path("main.go")) |
| tg.grepStderr("^hello world", `ldflags -X "main.extern=hello world"' failed`) |
| } |
| |
| func TestGoTestCpuprofileLeavesBinaryBehind(t *testing.T) { |
| skipIfGccgo(t, "gccgo has no standard packages") |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| // TODO: tg.parallel() |
| tg.makeTempdir() |
| tg.cd(tg.path(".")) |
| tg.run("test", "-cpuprofile", "errors.prof", "errors") |
| tg.wantExecutable("errors.test"+exeSuffix, "go test -cpuprofile did not create errors.test") |
| } |
| |
| func TestGoTestCpuprofileDashOControlsBinaryLocation(t *testing.T) { |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| // TODO: tg.parallel() |
| tg.makeTempdir() |
| tg.cd(tg.path(".")) |
| tg.run("test", "-cpuprofile", "errors.prof", "-o", "myerrors.test"+exeSuffix, "errors") |
| tg.wantExecutable("myerrors.test"+exeSuffix, "go test -cpuprofile -o myerrors.test did not create myerrors.test") |
| } |
| |
| func TestGoTestMutexprofileLeavesBinaryBehind(t *testing.T) { |
| skipIfGccgo(t, "gccgo has no standard packages") |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| // TODO: tg.parallel() |
| tg.makeTempdir() |
| tg.cd(tg.path(".")) |
| tg.run("test", "-mutexprofile", "errors.prof", "errors") |
| tg.wantExecutable("errors.test"+exeSuffix, "go test -mutexprofile did not create errors.test") |
| } |
| |
| func TestGoTestMutexprofileDashOControlsBinaryLocation(t *testing.T) { |
| skipIfGccgo(t, "gccgo has no standard packages") |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| // TODO: tg.parallel() |
| tg.makeTempdir() |
| tg.cd(tg.path(".")) |
| tg.run("test", "-mutexprofile", "errors.prof", "-o", "myerrors.test"+exeSuffix, "errors") |
| tg.wantExecutable("myerrors.test"+exeSuffix, "go test -mutexprofile -o myerrors.test did not create myerrors.test") |
| } |
| |
| func TestGoBuildNonMain(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| // TODO: tg.parallel() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.runFail("build", "-buildmode=exe", "-o", "not_main"+exeSuffix, "not_main") |
| tg.grepStderr("-buildmode=exe requires exactly one main package", "go build with -o and -buildmode=exe should on a non-main package should throw an error") |
| tg.mustNotExist("not_main" + exeSuffix) |
| } |
| |
| func TestGoTestDashCDashOControlsBinaryLocation(t *testing.T) { |
| skipIfGccgo(t, "gccgo has no standard packages") |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.makeTempdir() |
| tg.run("test", "-c", "-o", tg.path("myerrors.test"+exeSuffix), "errors") |
| tg.wantExecutable(tg.path("myerrors.test"+exeSuffix), "go test -c -o myerrors.test did not create myerrors.test") |
| } |
| |
| func TestGoTestDashOWritesBinary(t *testing.T) { |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.makeTempdir() |
| tg.run("test", "-o", tg.path("myerrors.test"+exeSuffix), "errors") |
| tg.wantExecutable(tg.path("myerrors.test"+exeSuffix), "go test -o myerrors.test did not create myerrors.test") |
| } |
| |
| func TestGoTestDashIDashOWritesBinary(t *testing.T) { |
| skipIfGccgo(t, "gccgo has no standard packages") |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.makeTempdir() |
| |
| // don't let test -i overwrite runtime |
| tg.wantNotStale("runtime", "", "must be non-stale before test -i") |
| |
| tg.run("test", "-v", "-i", "-o", tg.path("myerrors.test"+exeSuffix), "errors") |
| tg.grepBothNot("PASS|FAIL", "test should not have run") |
| tg.wantExecutable(tg.path("myerrors.test"+exeSuffix), "go test -o myerrors.test did not create myerrors.test") |
| } |
| |
| // Issue 4568. |
| func TestSymlinksList(t *testing.T) { |
| testenv.MustHaveSymlink(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| // TODO: tg.parallel() |
| tg.tempDir("src") |
| tg.must(os.Symlink(tg.path("."), tg.path("src/dir1"))) |
| tg.tempFile("src/dir1/p.go", "package p") |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.cd(tg.path("src")) |
| tg.run("list", "-f", "{{.Root}}", "dir1") |
| if strings.TrimSpace(tg.getStdout()) != tg.path(".") { |
| t.Error("confused by symlinks") |
| } |
| } |
| |
| // Issue 14054. |
| func TestSymlinksVendor(t *testing.T) { |
| testenv.MustHaveSymlink(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| // TODO: tg.parallel() |
| tg.tempDir("gopath/src/dir1/vendor/v") |
| tg.tempFile("gopath/src/dir1/p.go", "package main\nimport _ `v`\nfunc main(){}") |
| tg.tempFile("gopath/src/dir1/vendor/v/v.go", "package v") |
| tg.must(os.Symlink(tg.path("gopath/src/dir1"), tg.path("symdir1"))) |
| tg.setenv("GOPATH", tg.path("gopath")) |
| tg.cd(tg.path("symdir1")) |
| tg.run("list", "-f", "{{.Root}}", ".") |
| if strings.TrimSpace(tg.getStdout()) != tg.path("gopath") { |
| t.Error("list confused by symlinks") |
| } |
| |
| // All of these should succeed, not die in vendor-handling code. |
| tg.run("run", "p.go") |
| tg.run("build") |
| tg.run("install") |
| } |
| |
| // Issue 15201. |
| func TestSymlinksVendor15201(t *testing.T) { |
| testenv.MustHaveSymlink(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| |
| tg.tempDir("gopath/src/x/y/_vendor/src/x") |
| tg.must(os.Symlink("../../..", tg.path("gopath/src/x/y/_vendor/src/x/y"))) |
| tg.tempFile("gopath/src/x/y/w/w.go", "package w\nimport \"x/y/z\"\n") |
| tg.must(os.Symlink("../_vendor/src", tg.path("gopath/src/x/y/w/vendor"))) |
| tg.tempFile("gopath/src/x/y/z/z.go", "package z\n") |
| |
| tg.setenv("GOPATH", tg.path("gopath/src/x/y/_vendor")+string(filepath.ListSeparator)+tg.path("gopath")) |
| tg.cd(tg.path("gopath/src")) |
| tg.run("list", "./...") |
| } |
| |
| func TestSymlinksInternal(t *testing.T) { |
| testenv.MustHaveSymlink(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.tempDir("gopath/src/dir1/internal/v") |
| tg.tempFile("gopath/src/dir1/p.go", "package main\nimport _ `dir1/internal/v`\nfunc main(){}") |
| tg.tempFile("gopath/src/dir1/internal/v/v.go", "package v") |
| tg.must(os.Symlink(tg.path("gopath/src/dir1"), tg.path("symdir1"))) |
| tg.setenv("GOPATH", tg.path("gopath")) |
| tg.cd(tg.path("symdir1")) |
| tg.run("list", "-f", "{{.Root}}", ".") |
| if strings.TrimSpace(tg.getStdout()) != tg.path("gopath") { |
| t.Error("list confused by symlinks") |
| } |
| |
| // All of these should succeed, not die in internal-handling code. |
| tg.run("run", "p.go") |
| tg.run("build") |
| tg.run("install") |
| } |
| |
| // Issue 4515. |
| func TestInstallWithTags(t *testing.T) { |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempDir("bin") |
| tg.tempFile("src/example/a/main.go", `package main |
| func main() {}`) |
| tg.tempFile("src/example/b/main.go", `// +build mytag |
| |
| package main |
| func main() {}`) |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.run("install", "-tags", "mytag", "example/a", "example/b") |
| tg.wantExecutable(tg.path("bin/a"+exeSuffix), "go install example/a example/b did not install binaries") |
| tg.wantExecutable(tg.path("bin/b"+exeSuffix), "go install example/a example/b did not install binaries") |
| tg.must(os.Remove(tg.path("bin/a" + exeSuffix))) |
| tg.must(os.Remove(tg.path("bin/b" + exeSuffix))) |
| tg.run("install", "-tags", "mytag", "example/...") |
| tg.wantExecutable(tg.path("bin/a"+exeSuffix), "go install example/... did not install binaries") |
| tg.wantExecutable(tg.path("bin/b"+exeSuffix), "go install example/... did not install binaries") |
| tg.run("list", "-tags", "mytag", "example/b...") |
| if strings.TrimSpace(tg.getStdout()) != "example/b" { |
| t.Error("go list example/b did not find example/b") |
| } |
| } |
| |
| // Issue 4773 |
| func TestCaseCollisions(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempDir("src/example/a/pkg") |
| tg.tempDir("src/example/a/Pkg") |
| tg.tempDir("src/example/b") |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.tempFile("src/example/a/a.go", `package p |
| import ( |
| _ "example/a/pkg" |
| _ "example/a/Pkg" |
| )`) |
| tg.tempFile("src/example/a/pkg/pkg.go", `package pkg`) |
| tg.tempFile("src/example/a/Pkg/pkg.go", `package pkg`) |
| tg.run("list", "-json", "example/a") |
| tg.grepStdout("case-insensitive import collision", "go list -json example/a did not report import collision") |
| tg.runFail("build", "example/a") |
| tg.grepStderr("case-insensitive import collision", "go build example/a did not report import collision") |
| tg.tempFile("src/example/b/file.go", `package b`) |
| tg.tempFile("src/example/b/FILE.go", `package b`) |
| f, err := os.Open(tg.path("src/example/b")) |
| tg.must(err) |
| names, err := f.Readdirnames(0) |
| tg.must(err) |
| tg.check(f.Close()) |
| args := []string{"list"} |
| if len(names) == 2 { |
| // case-sensitive file system, let directory read find both files |
| args = append(args, "example/b") |
| } else { |
| // case-insensitive file system, list files explicitly on command line |
| args = append(args, tg.path("src/example/b/file.go"), tg.path("src/example/b/FILE.go")) |
| } |
| tg.runFail(args...) |
| tg.grepStderr("case-insensitive file name collision", "go list example/b did not report file name collision") |
| |
| tg.runFail("list", "example/a/pkg", "example/a/Pkg") |
| tg.grepStderr("case-insensitive import collision", "go list example/a/pkg example/a/Pkg did not report import collision") |
| tg.run("list", "-json", "-e", "example/a/pkg", "example/a/Pkg") |
| tg.grepStdout("case-insensitive import collision", "go list -json -e example/a/pkg example/a/Pkg did not report import collision") |
| tg.runFail("build", "example/a/pkg", "example/a/Pkg") |
| tg.grepStderr("case-insensitive import collision", "go build example/a/pkg example/a/Pkg did not report import collision") |
| } |
| |
| // Issue 17451, 17662. |
| func TestSymlinkWarning(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", tg.path(".")) |
| |
| tg.tempDir("src/example/xx") |
| tg.tempDir("yy/zz") |
| tg.tempFile("yy/zz/zz.go", "package zz\n") |
| if err := os.Symlink(tg.path("yy"), tg.path("src/example/xx/yy")); err != nil { |
| t.Skipf("symlink failed: %v", err) |
| } |
| tg.run("list", "example/xx/z...") |
| tg.grepStdoutNot(".", "list should not have matched anything") |
| tg.grepStderr("matched no packages", "list should have reported that pattern matched no packages") |
| tg.grepStderrNot("symlink", "list should not have reported symlink") |
| |
| tg.run("list", "example/xx/...") |
| tg.grepStdoutNot(".", "list should not have matched anything") |
| tg.grepStderr("matched no packages", "list should have reported that pattern matched no packages") |
| tg.grepStderr("ignoring symlink", "list should have reported symlink") |
| } |
| |
| // Issue 8181. |
| func TestGoGetDashTIssue8181(t *testing.T) { |
| testenv.MustHaveExternalNetwork(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.run("get", "-v", "-t", "github.com/rsc/go-get-issue-8181/a", "github.com/rsc/go-get-issue-8181/b") |
| tg.run("list", "...") |
| tg.grepStdout("x/build/gerrit", "missing expected x/build/gerrit") |
| } |
| |
| func TestIssue11307(t *testing.T) { |
| // go get -u was not working except in checkout directory |
| testenv.MustHaveExternalNetwork(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.run("get", "github.com/rsc/go-get-issue-11307") |
| tg.run("get", "-u", "github.com/rsc/go-get-issue-11307") // was failing |
| } |
| |
| func TestShadowingLogic(t *testing.T) { |
| skipIfGccgo(t, "gccgo has no standard packages") |
| tg := testgo(t) |
| defer tg.cleanup() |
| pwd := tg.pwd() |
| sep := string(filepath.ListSeparator) |
| tg.setenv("GOPATH", filepath.Join(pwd, "testdata", "shadow", "root1")+sep+filepath.Join(pwd, "testdata", "shadow", "root2")) |
| |
| // The math in root1 is not "math" because the standard math is. |
| tg.run("list", "-f", "({{.ImportPath}}) ({{.ConflictDir}})", "./testdata/shadow/root1/src/math") |
| pwdForwardSlash := strings.Replace(pwd, string(os.PathSeparator), "/", -1) |
| if !strings.HasPrefix(pwdForwardSlash, "/") { |
| pwdForwardSlash = "/" + pwdForwardSlash |
| } |
| // The output will have makeImportValid applies, but we only |
| // bother to deal with characters we might reasonably see. |
| for _, r := range " :" { |
| pwdForwardSlash = strings.Replace(pwdForwardSlash, string(r), "_", -1) |
| } |
| want := "(_" + pwdForwardSlash + "/testdata/shadow/root1/src/math) (" + filepath.Join(runtime.GOROOT(), "src", "math") + ")" |
| if strings.TrimSpace(tg.getStdout()) != want { |
| t.Error("shadowed math is not shadowed; looking for", want) |
| } |
| |
| // The foo in root1 is "foo". |
| tg.run("list", "-f", "({{.ImportPath}}) ({{.ConflictDir}})", "./testdata/shadow/root1/src/foo") |
| if strings.TrimSpace(tg.getStdout()) != "(foo) ()" { |
| t.Error("unshadowed foo is shadowed") |
| } |
| |
| // The foo in root2 is not "foo" because the foo in root1 got there first. |
| tg.run("list", "-f", "({{.ImportPath}}) ({{.ConflictDir}})", "./testdata/shadow/root2/src/foo") |
| want = "(_" + pwdForwardSlash + "/testdata/shadow/root2/src/foo) (" + filepath.Join(pwd, "testdata", "shadow", "root1", "src", "foo") + ")" |
| if strings.TrimSpace(tg.getStdout()) != want { |
| t.Error("shadowed foo is not shadowed; looking for", want) |
| } |
| |
| // The error for go install should mention the conflicting directory. |
| tg.runFail("install", "./testdata/shadow/root2/src/foo") |
| want = "go install: no install location for " + filepath.Join(pwd, "testdata", "shadow", "root2", "src", "foo") + ": hidden by " + filepath.Join(pwd, "testdata", "shadow", "root1", "src", "foo") |
| if strings.TrimSpace(tg.getStderr()) != want { |
| t.Error("wrong shadowed install error; looking for", want) |
| } |
| } |
| |
| // Only succeeds if source order is preserved. |
| func TestSourceFileNameOrderPreserved(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.run("test", "testdata/example1_test.go", "testdata/example2_test.go") |
| } |
| |
| // Check that coverage analysis works at all. |
| // Don't worry about the exact numbers but require not 0.0%. |
| func checkCoverage(tg *testgoData, data string) { |
| tg.t.Helper() |
| if regexp.MustCompile(`[^0-9]0\.0%`).MatchString(data) { |
| tg.t.Error("some coverage results are 0.0%") |
| } |
| } |
| |
| func TestCoverageRuns(t *testing.T) { |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.run("test", "-short", "-coverpkg=strings", "strings", "regexp") |
| data := tg.getStdout() + tg.getStderr() |
| tg.run("test", "-short", "-cover", "strings", "math", "regexp") |
| data += tg.getStdout() + tg.getStderr() |
| checkCoverage(tg, data) |
| } |
| |
| func TestCoverageDotImport(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.run("test", "-coverpkg=coverdot1,coverdot2", "coverdot2") |
| data := tg.getStdout() + tg.getStderr() |
| checkCoverage(tg, data) |
| } |
| |
| // Check that coverage analysis uses set mode. |
| // Also check that coverage profiles merge correctly. |
| func TestCoverageUsesSetMode(t *testing.T) { |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.creatingTemp("testdata/cover.out") |
| tg.run("test", "-short", "-cover", "encoding/binary", "errors", "-coverprofile=testdata/cover.out") |
| data := tg.getStdout() + tg.getStderr() |
| if out, err := ioutil.ReadFile("testdata/cover.out"); err != nil { |
| t.Error(err) |
| } else { |
| if !bytes.Contains(out, []byte("mode: set")) { |
| t.Error("missing mode: set") |
| } |
| if !bytes.Contains(out, []byte("errors.go")) { |
| t.Error("missing errors.go") |
| } |
| if !bytes.Contains(out, []byte("binary.go")) { |
| t.Error("missing binary.go") |
| } |
| if bytes.Count(out, []byte("mode: set")) != 1 { |
| t.Error("too many mode: set") |
| } |
| } |
| checkCoverage(tg, data) |
| } |
| |
| func TestCoverageUsesAtomicModeForRace(t *testing.T) { |
| tooSlow(t) |
| if !canRace { |
| t.Skip("skipping because race detector not supported") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.creatingTemp("testdata/cover.out") |
| tg.run("test", "-short", "-race", "-cover", "encoding/binary", "-coverprofile=testdata/cover.out") |
| data := tg.getStdout() + tg.getStderr() |
| if out, err := ioutil.ReadFile("testdata/cover.out"); err != nil { |
| t.Error(err) |
| } else { |
| if !bytes.Contains(out, []byte("mode: atomic")) { |
| t.Error("missing mode: atomic") |
| } |
| } |
| checkCoverage(tg, data) |
| } |
| |
| func TestCoverageSyncAtomicImport(t *testing.T) { |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.run("test", "-short", "-cover", "-covermode=atomic", "-coverpkg=coverdep/p1", "coverdep") |
| } |
| |
| func TestCoverageDepLoop(t *testing.T) { |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| // coverdep2/p1's xtest imports coverdep2/p2 which imports coverdep2/p1. |
| // Make sure that coverage on coverdep2/p2 recompiles coverdep2/p2. |
| tg.run("test", "-short", "-cover", "coverdep2/p1") |
| tg.grepStdout("coverage: 100.0% of statements", "expected 100.0% coverage") |
| } |
| |
| func TestCoverageImportMainLoop(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.runFail("test", "importmain/test") |
| tg.grepStderr("not an importable package", "did not detect import main") |
| tg.runFail("test", "-cover", "importmain/test") |
| tg.grepStderr("not an importable package", "did not detect import main") |
| } |
| |
| func TestCoveragePattern(t *testing.T) { |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| |
| // If coverpkg=sleepy... expands by package loading |
| // (as opposed to pattern matching on deps) |
| // then it will try to load sleepybad, which does not compile, |
| // and the test command will fail. |
| tg.run("test", "-coverprofile="+tg.path("cover.out"), "-coverpkg=sleepy...", "-run=^$", "sleepy1") |
| } |
| |
| func TestCoverageErrorLine(t *testing.T) { |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.setenv("GOTMPDIR", tg.tempdir) |
| |
| tg.runFail("test", "coverbad") |
| tg.grepStderr(`coverbad[\\/]p\.go:4`, "did not find coverbad/p.go:4") |
| if canCgo { |
| tg.grepStderr(`coverbad[\\/]p1\.go:6`, "did not find coverbad/p1.go:6") |
| } |
| tg.grepStderrNot(regexp.QuoteMeta(tg.tempdir), "found temporary directory in error") |
| stderr := tg.getStderr() |
| |
| tg.runFail("test", "-cover", "coverbad") |
| stderr2 := tg.getStderr() |
| |
| // It's OK that stderr2 drops the character position in the error, |
| // because of the //line directive (see golang.org/issue/22662). |
| stderr = strings.Replace(stderr, "p.go:4:2:", "p.go:4:", -1) |
| if stderr != stderr2 { |
| t.Logf("test -cover changed error messages:\nbefore:\n%s\n\nafter:\n%s", stderr, stderr2) |
| t.Skip("golang.org/issue/22660") |
| t.FailNow() |
| } |
| } |
| |
| func TestTestBuildFailureOutput(t *testing.T) { |
| tooSlow(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| |
| // Doesn't build, -x output should not claim to run test. |
| tg.runFail("test", "-x", "coverbad") |
| tg.grepStderrNot(`[\\/]coverbad\.test( |$)`, "claimed to run test") |
| } |
| |
| func TestCoverageFunc(t *testing.T) { |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| |
| tg.run("test", "-outputdir="+tg.tempdir, "-coverprofile=cover.out", "coverasm") |
| tg.run("tool", "cover", "-func="+tg.path("cover.out")) |
| tg.grepStdout(`\tg\t*100.0%`, "did not find g 100% covered") |
| tg.grepStdoutNot(`\tf\t*[0-9]`, "reported coverage for assembly function f") |
| } |
| |
| // Issue 24588. |
| func TestCoverageDashC(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.run("test", "-c", "-o", tg.path("coverdep"), "-coverprofile="+tg.path("no/such/dir/cover.out"), "coverdep") |
| tg.wantExecutable(tg.path("coverdep"), "go -test -c -coverprofile did not create executable") |
| } |
| |
| func TestPluginNonMain(t *testing.T) { |
| wd, err := os.Getwd() |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| pkg := filepath.Join(wd, "testdata", "testdep", "p2") |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| |
| tg.runFail("build", "-buildmode=plugin", pkg) |
| } |
| |
| func TestTestEmpty(t *testing.T) { |
| if !canRace { |
| t.Skip("no race detector") |
| } |
| |
| wd, _ := os.Getwd() |
| testdata := filepath.Join(wd, "testdata") |
| for _, dir := range []string{"pkg", "test", "xtest", "pkgtest", "pkgxtest", "pkgtestxtest", "testxtest"} { |
| t.Run(dir, func(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", testdata) |
| tg.cd(filepath.Join(testdata, "src/empty/"+dir)) |
| tg.run("test", "-cover", "-coverpkg=.", "-race") |
| }) |
| if testing.Short() { |
| break |
| } |
| } |
| } |
| |
| func TestNoGoError(t *testing.T) { |
| wd, _ := os.Getwd() |
| testdata := filepath.Join(wd, "testdata") |
| for _, dir := range []string{"empty/test", "empty/xtest", "empty/testxtest", "exclude", "exclude/ignore", "exclude/empty"} { |
| t.Run(dir, func(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", testdata) |
| tg.cd(filepath.Join(testdata, "src")) |
| tg.runFail("build", "./"+dir) |
| var want string |
| if strings.Contains(dir, "test") { |
| want = "no non-test Go files in " |
| } else if dir == "exclude" { |
| want = "build constraints exclude all Go files in " |
| } else { |
| want = "no Go files in " |
| } |
| tg.grepStderr(want, "wrong reason for failure") |
| }) |
| } |
| } |
| |
| func TestTestRaceInstall(t *testing.T) { |
| if !canRace { |
| t.Skip("no race detector") |
| } |
| tooSlow(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| |
| tg.tempDir("pkg") |
| pkgdir := tg.path("pkg") |
| tg.run("install", "-race", "-pkgdir="+pkgdir, "std") |
| tg.run("test", "-race", "-pkgdir="+pkgdir, "-i", "-v", "empty/pkg") |
| if tg.getStderr() != "" { |
| t.Error("go test -i -race: rebuilds cached packages") |
| } |
| } |
| |
| func TestBuildDryRunWithCgo(t *testing.T) { |
| if !canCgo { |
| t.Skip("skipping because cgo not enabled") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.tempFile("foo.go", `package main |
| |
| /* |
| #include <limits.h> |
| */ |
| import "C" |
| |
| func main() { |
| println(C.INT_MAX) |
| }`) |
| tg.run("build", "-n", tg.path("foo.go")) |
| tg.grepStderrNot(`os.Stat .* no such file or directory`, "unexpected stat of archive file") |
| } |
| |
| func TestCoverageWithCgo(t *testing.T) { |
| tooSlow(t) |
| if !canCgo { |
| t.Skip("skipping because cgo not enabled") |
| } |
| |
| for _, dir := range []string{"cgocover", "cgocover2", "cgocover3", "cgocover4"} { |
| t.Run(dir, func(t *testing.T) { |
| tg := testgo(t) |
| tg.parallel() |
| defer tg.cleanup() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.run("test", "-short", "-cover", dir) |
| data := tg.getStdout() + tg.getStderr() |
| checkCoverage(tg, data) |
| }) |
| } |
| } |
| |
| func TestCgoAsmError(t *testing.T) { |
| if !canCgo { |
| t.Skip("skipping because cgo not enabled") |
| } |
| |
| tg := testgo(t) |
| tg.parallel() |
| defer tg.cleanup() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.runFail("build", "cgoasm") |
| tg.grepBoth("package using cgo has Go assembly file", "did not detect Go assembly file") |
| } |
| |
| func TestCgoDependsOnSyscall(t *testing.T) { |
| if testing.Short() { |
| t.Skip("skipping test that removes $GOROOT/pkg/*_race in short mode") |
| } |
| if !canCgo { |
| t.Skip("skipping because cgo not enabled") |
| } |
| if !canRace { |
| t.Skip("skipping because race detector not supported") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| files, err := filepath.Glob(filepath.Join(runtime.GOROOT(), "pkg", "*_race")) |
| tg.must(err) |
| for _, file := range files { |
| tg.check(os.RemoveAll(file)) |
| } |
| tg.tempFile("src/foo/foo.go", ` |
| package foo |
| //#include <stdio.h> |
| import "C"`) |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.run("build", "-race", "foo") |
| } |
| |
| func TestCgoShowsFullPathNames(t *testing.T) { |
| if !canCgo { |
| t.Skip("skipping because cgo not enabled") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempFile("src/x/y/dirname/foo.go", ` |
| package foo |
| import "C" |
| func f() {`) |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.runFail("build", "x/y/dirname") |
| tg.grepBoth("x/y/dirname", "error did not use full path") |
| } |
| |
| func TestCgoHandlesWlORIGIN(t *testing.T) { |
| tooSlow(t) |
| if !canCgo { |
| t.Skip("skipping because cgo not enabled") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempFile("src/origin/origin.go", `package origin |
| // #cgo !darwin LDFLAGS: -Wl,-rpath,$ORIGIN |
| // void f(void) {} |
| import "C" |
| func f() { C.f() }`) |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.run("build", "origin") |
| } |
| |
| func TestCgoPkgConfig(t *testing.T) { |
| tooSlow(t) |
| if !canCgo { |
| t.Skip("skipping because cgo not enabled") |
| } |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| |
| tg.run("env", "PKG_CONFIG") |
| pkgConfig := strings.TrimSpace(tg.getStdout()) |
| if out, err := exec.Command(pkgConfig, "--atleast-pkgconfig-version", "0.24").CombinedOutput(); err != nil { |
| t.Skipf("%s --atleast-pkgconfig-version 0.24: %v\n%s", pkgConfig, err, out) |
| } |
| |
| // OpenBSD's pkg-config is strict about whitespace and only |
| // supports backslash-escaped whitespace. It does not support |
| // quotes, which the normal freedesktop.org pkg-config does |
| // support. See http://man.openbsd.org/pkg-config.1 |
| tg.tempFile("foo.pc", ` |
| Name: foo |
| Description: The foo library |
| Version: 1.0.0 |
| Cflags: -Dhello=10 -Dworld=+32 -DDEFINED_FROM_PKG_CONFIG=hello\ world |
| `) |
| tg.tempFile("foo.go", `package main |
| |
| /* |
| #cgo pkg-config: foo |
| int value() { |
| return DEFINED_FROM_PKG_CONFIG; |
| } |
| */ |
| import "C" |
| import "os" |
| |
| func main() { |
| if C.value() != 42 { |
| println("value() =", C.value(), "wanted 42") |
| os.Exit(1) |
| } |
| } |
| `) |
| tg.setenv("PKG_CONFIG_PATH", tg.path(".")) |
| tg.run("run", tg.path("foo.go")) |
| } |
| |
| // "go test -c -test.bench=XXX errors" should not hang. |
| // "go test -c" should also produce reproducible binaries. |
| // "go test -c" should also appear to write a new binary every time, |
| // even if it's really just updating the mtime on an existing up-to-date binary. |
| func TestIssue6480(t *testing.T) { |
| skipIfGccgo(t, "gccgo has no standard packages") |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| // TODO: tg.parallel() |
| tg.makeTempdir() |
| tg.cd(tg.path(".")) |
| tg.run("test", "-c", "-test.bench=XXX", "errors") |
| tg.run("test", "-c", "-o", "errors2.test", "errors") |
| |
| data1, err := ioutil.ReadFile("errors.test" + exeSuffix) |
| tg.must(err) |
| data2, err := ioutil.ReadFile("errors2.test") // no exeSuffix because -o above doesn't have it |
| tg.must(err) |
| if !bytes.Equal(data1, data2) { |
| t.Fatalf("go test -c errors produced different binaries when run twice") |
| } |
| |
| start := time.Now() |
| tg.run("test", "-x", "-c", "-test.bench=XXX", "errors") |
| tg.grepStderrNot(`[\\/]link|gccgo`, "incorrectly relinked up-to-date test binary") |
| info, err := os.Stat("errors.test" + exeSuffix) |
| if err != nil { |
| t.Fatal(err) |
| } |
| start = truncateLike(start, info.ModTime()) |
| if info.ModTime().Before(start) { |
| t.Fatalf("mtime of errors.test predates test -c command (%v < %v)", info.ModTime(), start) |
| } |
| |
| start = time.Now() |
| tg.run("test", "-x", "-c", "-o", "errors2.test", "errors") |
| tg.grepStderrNot(`[\\/]link|gccgo`, "incorrectly relinked up-to-date test binary") |
| info, err = os.Stat("errors2.test") |
| if err != nil { |
| t.Fatal(err) |
| } |
| start = truncateLike(start, info.ModTime()) |
| if info.ModTime().Before(start) { |
| t.Fatalf("mtime of errors2.test predates test -c command (%v < %v)", info.ModTime(), start) |
| } |
| } |
| |
| // truncateLike returns the result of truncating t to the apparent precision of p. |
| func truncateLike(t, p time.Time) time.Time { |
| nano := p.UnixNano() |
| d := 1 * time.Nanosecond |
| for nano%int64(d) == 0 && d < 1*time.Second { |
| d *= 10 |
| } |
| for nano%int64(d) == 0 && d < 2*time.Second { |
| d *= 2 |
| } |
| return t.Truncate(d) |
| } |
| |
| // cmd/cgo: undefined reference when linking a C-library using gccgo |
| func TestIssue7573(t *testing.T) { |
| if !canCgo { |
| t.Skip("skipping because cgo not enabled") |
| } |
| if _, err := exec.LookPath("gccgo"); err != nil { |
| t.Skip("skipping because no gccgo compiler found") |
| } |
| t.Skip("golang.org/issue/22472") |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempFile("src/cgoref/cgoref.go", ` |
| package main |
| // #cgo LDFLAGS: -L alibpath -lalib |
| // void f(void) {} |
| import "C" |
| |
| func main() { C.f() }`) |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.run("build", "-n", "-compiler", "gccgo", "cgoref") |
| tg.grepStderr(`gccgo.*\-L [^ ]*alibpath \-lalib`, `no Go-inline "#cgo LDFLAGS:" ("-L alibpath -lalib") passed to gccgo linking stage`) |
| } |
| |
| func TestListTemplateContextFunction(t *testing.T) { |
| t.Parallel() |
| for _, tt := range []struct { |
| v string |
| want string |
| }{ |
| {"GOARCH", runtime.GOARCH}, |
| {"GOOS", runtime.GOOS}, |
| {"GOROOT", filepath.Clean(runtime.GOROOT())}, |
| {"GOPATH", os.Getenv("GOPATH")}, |
| {"CgoEnabled", ""}, |
| {"UseAllFiles", ""}, |
| {"Compiler", ""}, |
| {"BuildTags", ""}, |
| {"ReleaseTags", ""}, |
| {"InstallSuffix", ""}, |
| } { |
| tt := tt |
| t.Run(tt.v, func(t *testing.T) { |
| tg := testgo(t) |
| tg.parallel() |
| defer tg.cleanup() |
| tmpl := "{{context." + tt.v + "}}" |
| tg.run("list", "-f", tmpl) |
| if tt.want == "" { |
| return |
| } |
| if got := strings.TrimSpace(tg.getStdout()); got != tt.want { |
| t.Errorf("go list -f %q: got %q; want %q", tmpl, got, tt.want) |
| } |
| }) |
| } |
| } |
| |
| // cmd/go: "go test" should fail if package does not build |
| func TestIssue7108(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.runFail("test", "notest") |
| } |
| |
| // cmd/go: go test -a foo does not rebuild regexp. |
| func TestIssue6844(t *testing.T) { |
| if testing.Short() { |
| t.Skip("don't rebuild the standard library in short mode") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.creatingTemp("deps.test" + exeSuffix) |
| tg.run("test", "-x", "-a", "-c", "testdata/dep_test.go") |
| tg.grepStderr("regexp", "go test -x -a -c testdata/dep-test.go did not rebuild regexp") |
| } |
| |
| func TestBuildDashIInstallsDependencies(t *testing.T) { |
| tooSlow(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempFile("src/x/y/foo/foo.go", `package foo |
| func F() {}`) |
| tg.tempFile("src/x/y/bar/bar.go", `package bar |
| import "x/y/foo" |
| func F() { foo.F() }`) |
| tg.setenv("GOPATH", tg.path(".")) |
| |
| // don't let build -i overwrite runtime |
| tg.wantNotStale("runtime", "", "must be non-stale before build -i") |
| |
| checkbar := func(desc string) { |
| tg.run("build", "-v", "-i", "x/y/bar") |
| tg.grepBoth("x/y/foo", "first build -i "+desc+" did not build x/y/foo") |
| tg.run("build", "-v", "-i", "x/y/bar") |
| tg.grepBothNot("x/y/foo", "second build -i "+desc+" built x/y/foo") |
| } |
| checkbar("pkg") |
| |
| tg.creatingTemp("bar" + exeSuffix) |
| tg.sleep() |
| tg.tempFile("src/x/y/foo/foo.go", `package foo |
| func F() { F() }`) |
| tg.tempFile("src/x/y/bar/bar.go", `package main |
| import "x/y/foo" |
| func main() { foo.F() }`) |
| checkbar("cmd") |
| } |
| |
| func TestGoBuildInTestOnlyDirectoryFailsWithAGoodError(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.runFail("build", "./testdata/testonly") |
| tg.grepStderr("no non-test Go files in", "go build ./testdata/testonly produced unexpected error") |
| } |
| |
| func TestGoTestDetectsTestOnlyImportCycles(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.runFail("test", "-c", "testcycle/p3") |
| tg.grepStderr("import cycle not allowed in test", "go test testcycle/p3 produced unexpected error") |
| |
| tg.runFail("test", "-c", "testcycle/q1") |
| tg.grepStderr("import cycle not allowed in test", "go test testcycle/q1 produced unexpected error") |
| } |
| |
| func TestGoTestFooTestWorks(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.run("test", "testdata/standalone_test.go") |
| } |
| |
| // Issue 22388 |
| func TestGoTestMainWithWrongSignature(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.runFail("test", "testdata/standalone_main_wrong_test.go") |
| tg.grepStderr(`wrong signature for TestMain, must be: func TestMain\(m \*testing.M\)`, "detected wrong error message") |
| } |
| |
| func TestGoTestMainAsNormalTest(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.run("test", "testdata/standalone_main_normal_test.go") |
| tg.grepBoth(okPattern, "go test did not say ok") |
| } |
| |
| func TestGoTestMainTwice(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.makeTempdir() |
| tg.setenv("GOCACHE", tg.tempdir) |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.run("test", "-v", "multimain") |
| if strings.Count(tg.getStdout(), "notwithstanding") != 2 { |
| t.Fatal("tests did not run twice") |
| } |
| } |
| |
| func TestGoTestFlagsAfterPackage(t *testing.T) { |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.run("test", "testdata/flag_test.go", "-v", "-args", "-v=7") // Two distinct -v flags. |
| tg.run("test", "-v", "testdata/flag_test.go", "-args", "-v=7") // Two distinct -v flags. |
| } |
| |
| func TestGoTestXtestonlyWorks(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.run("clean", "-i", "xtestonly") |
| tg.run("test", "xtestonly") |
| } |
| |
| func TestGoTestBuildsAnXtestContainingOnlyNonRunnableExamples(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.run("test", "-v", "./testdata/norunexample") |
| tg.grepStdout("File with non-runnable example was built.", "file with non-runnable example was not built") |
| } |
| |
| func TestGoGenerateHandlesSimpleCommand(t *testing.T) { |
| if runtime.GOOS == "windows" { |
| t.Skip("skipping because windows has no echo command") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.run("generate", "./testdata/generate/test1.go") |
| tg.grepStdout("Success", "go generate ./testdata/generate/test1.go generated wrong output") |
| } |
| |
| func TestGoGenerateHandlesCommandAlias(t *testing.T) { |
| if runtime.GOOS == "windows" { |
| t.Skip("skipping because windows has no echo command") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.run("generate", "./testdata/generate/test2.go") |
| tg.grepStdout("Now is the time for all good men", "go generate ./testdata/generate/test2.go generated wrong output") |
| } |
| |
| func TestGoGenerateVariableSubstitution(t *testing.T) { |
| if runtime.GOOS == "windows" { |
| t.Skip("skipping because windows has no echo command") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.run("generate", "./testdata/generate/test3.go") |
| tg.grepStdout(runtime.GOARCH+" test3.go:7 pabc xyzp/test3.go/123", "go generate ./testdata/generate/test3.go generated wrong output") |
| } |
| |
| func TestGoGenerateRunFlag(t *testing.T) { |
| if runtime.GOOS == "windows" { |
| t.Skip("skipping because windows has no echo command") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.run("generate", "-run", "y.s", "./testdata/generate/test4.go") |
| tg.grepStdout("yes", "go generate -run yes ./testdata/generate/test4.go did not select yes") |
| tg.grepStdoutNot("no", "go generate -run yes ./testdata/generate/test4.go selected no") |
| } |
| |
| func TestGoGenerateEnv(t *testing.T) { |
| switch runtime.GOOS { |
| case "plan9", "windows": |
| t.Skipf("skipping because %s does not have the env command", runtime.GOOS) |
| } |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempFile("env.go", "package main\n\n//go:generate env") |
| tg.run("generate", tg.path("env.go")) |
| for _, v := range []string{"GOARCH", "GOOS", "GOFILE", "GOLINE", "GOPACKAGE", "DOLLAR"} { |
| tg.grepStdout("^"+v+"=", "go generate environment missing "+v) |
| } |
| } |
| |
| func TestGoGenerateXTestPkgName(t *testing.T) { |
| if runtime.GOOS == "windows" { |
| t.Skip("skipping because windows has no echo command") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempFile("env_test.go", "package main_test\n\n//go:generate echo $GOPACKAGE") |
| tg.run("generate", tg.path("env_test.go")) |
| want := "main_test" |
| if got := strings.TrimSpace(tg.getStdout()); got != want { |
| t.Errorf("go generate in XTest file got package name %q; want %q", got, want) |
| } |
| } |
| |
| func TestGoGenerateBadImports(t *testing.T) { |
| if runtime.GOOS == "windows" { |
| t.Skip("skipping because windows has no echo command") |
| } |
| |
| // This package has an invalid import causing an import cycle, |
| // but go generate is supposed to still run. |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.run("generate", "gencycle") |
| tg.grepStdout("hello world", "go generate gencycle did not run generator") |
| } |
| |
| func TestGoGetCustomDomainWildcard(t *testing.T) { |
| testenv.MustHaveExternalNetwork(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.run("get", "-u", "rsc.io/pdf/...") |
| tg.wantExecutable(tg.path("bin/pdfpasswd"+exeSuffix), "did not build rsc/io/pdf/pdfpasswd") |
| } |
| |
| func TestGoGetInternalWildcard(t *testing.T) { |
| testenv.MustHaveExternalNetwork(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", tg.path(".")) |
| // used to fail with errors about internal packages |
| tg.run("get", "github.com/rsc/go-get-issue-11960/...") |
| } |
| |
| func TestGoVetWithExternalTests(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.runFail("vet", "vetpkg") |
| tg.grepBoth("Printf", "go vet vetpkg did not find missing argument for Printf") |
| } |
| |
| func TestGoVetWithTags(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.runFail("vet", "-tags", "tagtest", "vetpkg") |
| tg.grepBoth(`c\.go.*Printf`, "go vet vetpkg did not run scan tagged file") |
| } |
| |
| func TestGoVetWithFlagsOn(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.runFail("vet", "-printf", "vetpkg") |
| tg.grepBoth("Printf", "go vet -printf vetpkg did not find missing argument for Printf") |
| } |
| |
| func TestGoVetWithFlagsOff(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.run("vet", "-printf=false", "vetpkg") |
| } |
| |
| // Issue 23395. |
| func TestGoVetWithOnlyTestFiles(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempFile("src/p/p_test.go", "package p; import \"testing\"; func TestMe(*testing.T) {}") |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.run("vet", "p") |
| } |
| |
| // Issue 24193. |
| func TestVetWithOnlyCgoFiles(t *testing.T) { |
| if !canCgo { |
| t.Skip("skipping because cgo not enabled") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.tempFile("src/p/p.go", "package p; import \"C\"; func F() {}") |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.run("vet", "p") |
| } |
| |
| // Issue 9767, 19769. |
| func TestGoGetDotSlashDownload(t *testing.T) { |
| testenv.MustHaveExternalNetwork(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.tempDir("src/rsc.io") |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.cd(tg.path("src/rsc.io")) |
| tg.run("get", "./pprof_mac_fix") |
| } |
| |
| // Issue 13037: Was not parsing <meta> tags in 404 served over HTTPS |
| func TestGoGetHTTPS404(t *testing.T) { |
| testenv.MustHaveExternalNetwork(t) |
| switch runtime.GOOS { |
| case "darwin", "linux", "freebsd": |
| default: |
| t.Skipf("test case does not work on %s", runtime.GOOS) |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.tempDir("src") |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.run("get", "bazil.org/fuse/fs/fstestutil") |
| } |
| |
| // Test that you cannot import a main package. |
| // See golang.org/issue/4210 and golang.org/issue/17475. |
| func TestImportMain(t *testing.T) { |
| tooSlow(t) |
| |
| tg := testgo(t) |
| tg.parallel() |
| defer tg.cleanup() |
| |
| // Importing package main from that package main's test should work. |
| tg.tempFile("src/x/main.go", `package main |
| var X int |
| func main() {}`) |
| tg.tempFile("src/x/main_test.go", `package main_test |
| import xmain "x" |
| import "testing" |
| var _ = xmain.X |
| func TestFoo(t *testing.T) {} |
| `) |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.creatingTemp("x" + exeSuffix) |
| tg.run("build", "x") |
| tg.run("test", "x") |
| |
| // Importing package main from another package should fail. |
| tg.tempFile("src/p1/p.go", `package p1 |
| import xmain "x" |
| var _ = xmain.X |
| `) |
| tg.runFail("build", "p1") |
| tg.grepStderr("import \"x\" is a program, not an importable package", "did not diagnose package main") |
| |
| // ... even in that package's test. |
| tg.tempFile("src/p2/p.go", `package p2 |
| `) |
| tg.tempFile("src/p2/p_test.go", `package p2 |
| import xmain "x" |
| import "testing" |
| var _ = xmain.X |
| func TestFoo(t *testing.T) {} |
| `) |
| tg.run("build", "p2") |
| tg.runFail("test", "p2") |
| tg.grepStderr("import \"x\" is a program, not an importable package", "did not diagnose package main") |
| |
| // ... even if that package's test is an xtest. |
| tg.tempFile("src/p3/p.go", `package p |
| `) |
| tg.tempFile("src/p3/p_test.go", `package p_test |
| import xmain "x" |
| import "testing" |
| var _ = xmain.X |
| func TestFoo(t *testing.T) {} |
| `) |
| tg.run("build", "p3") |
| tg.runFail("test", "p3") |
| tg.grepStderr("import \"x\" is a program, not an importable package", "did not diagnose package main") |
| |
| // ... even if that package is a package main |
| tg.tempFile("src/p4/p.go", `package main |
| func main() {} |
| `) |
| tg.tempFile("src/p4/p_test.go", `package main |
| import xmain "x" |
| import "testing" |
| var _ = xmain.X |
| func TestFoo(t *testing.T) {} |
| `) |
| tg.creatingTemp("p4" + exeSuffix) |
| tg.run("build", "p4") |
| tg.runFail("test", "p4") |
| tg.grepStderr("import \"x\" is a program, not an importable package", "did not diagnose package main") |
| |
| // ... even if that package is a package main using an xtest. |
| tg.tempFile("src/p5/p.go", `package main |
| func main() {} |
| `) |
| tg.tempFile("src/p5/p_test.go", `package main_test |
| import xmain "x" |
| import "testing" |
| var _ = xmain.X |
| func TestFoo(t *testing.T) {} |
| `) |
| tg.creatingTemp("p5" + exeSuffix) |
| tg.run("build", "p5") |
| tg.runFail("test", "p5") |
| tg.grepStderr("import \"x\" is a program, not an importable package", "did not diagnose package main") |
| } |
| |
| // Test that you cannot use a local import in a package |
| // accessed by a non-local import (found in a GOPATH/GOROOT). |
| // See golang.org/issue/17475. |
| func TestImportLocal(t *testing.T) { |
| tooSlow(t) |
| |
| tg := testgo(t) |
| tg.parallel() |
| defer tg.cleanup() |
| |
| tg.tempFile("src/dir/x/x.go", `package x |
| var X int |
| `) |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.run("build", "dir/x") |
| |
| // Ordinary import should work. |
| tg.tempFile("src/dir/p0/p.go", `package p0 |
| import "dir/x" |
| var _ = x.X |
| `) |
| tg.run("build", "dir/p0") |
| |
| // Relative import should not. |
| tg.tempFile("src/dir/p1/p.go", `package p1 |
| import "../x" |
| var _ = x.X |
| `) |
| tg.runFail("build", "dir/p1") |
| tg.grepStderr("local import.*in non-local package", "did not diagnose local import") |
| |
| // ... even in a test. |
| tg.tempFile("src/dir/p2/p.go", `package p2 |
| `) |
| tg.tempFile("src/dir/p2/p_test.go", `package p2 |
| import "../x" |
| import "testing" |
| var _ = x.X |
| func TestFoo(t *testing.T) {} |
| `) |
| tg.run("build", "dir/p2") |
| tg.runFail("test", "dir/p2") |
| tg.grepStderr("local import.*in non-local package", "did not diagnose local import") |
| |
| // ... even in an xtest. |
| tg.tempFile("src/dir/p2/p_test.go", `package p2_test |
| import "../x" |
| import "testing" |
| var _ = x.X |
| func TestFoo(t *testing.T) {} |
| `) |
| tg.run("build", "dir/p2") |
| tg.runFail("test", "dir/p2") |
| tg.grepStderr("local import.*in non-local package", "did not diagnose local import") |
| |
| // Relative import starting with ./ should not work either. |
| tg.tempFile("src/dir/d.go", `package dir |
| import "./x" |
| var _ = x.X |
| `) |
| tg.runFail("build", "dir") |
| tg.grepStderr("local import.*in non-local package", "did not diagnose local import") |
| |
| // ... even in a test. |
| tg.tempFile("src/dir/d.go", `package dir |
| `) |
| tg.tempFile("src/dir/d_test.go", `package dir |
| import "./x" |
| import "testing" |
| var _ = x.X |
| func TestFoo(t *testing.T) {} |
| `) |
| tg.run("build", "dir") |
| tg.runFail("test", "dir") |
| tg.grepStderr("local import.*in non-local package", "did not diagnose local import") |
| |
| // ... even in an xtest. |
| tg.tempFile("src/dir/d_test.go", `package dir_test |
| import "./x" |
| import "testing" |
| var _ = x.X |
| func TestFoo(t *testing.T) {} |
| `) |
| tg.run("build", "dir") |
| tg.runFail("test", "dir") |
| tg.grepStderr("local import.*in non-local package", "did not diagnose local import") |
| |
| // Relative import plain ".." should not work. |
| tg.tempFile("src/dir/x/y/y.go", `package dir |
| import ".." |
| var _ = x.X |
| `) |
| tg.runFail("build", "dir/x/y") |
| tg.grepStderr("local import.*in non-local package", "did not diagnose local import") |
| |
| // ... even in a test. |
| tg.tempFile("src/dir/x/y/y.go", `package y |
| `) |
| tg.tempFile("src/dir/x/y/y_test.go", `package y |
| import ".." |
| import "testing" |
| var _ = x.X |
| func TestFoo(t *testing.T) {} |
| `) |
| tg.run("build", "dir/x/y") |
| tg.runFail("test", "dir/x/y") |
| tg.grepStderr("local import.*in non-local package", "did not diagnose local import") |
| |
| // ... even in an x test. |
| tg.tempFile("src/dir/x/y/y_test.go", `package y_test |
| import ".." |
| import "testing" |
| var _ = x.X |
| func TestFoo(t *testing.T) {} |
| `) |
| tg.run("build", "dir/x/y") |
| tg.runFail("test", "dir/x/y") |
| tg.grepStderr("local import.*in non-local package", "did not diagnose local import") |
| |
| // Relative import "." should not work. |
| tg.tempFile("src/dir/x/xx.go", `package x |
| import "." |
| var _ = x.X |
| `) |
| tg.runFail("build", "dir/x") |
| tg.grepStderr("local import.*in non-local package", "did not diagnose local import") |
| |
| // ... even in a test. |
| tg.tempFile("src/dir/x/xx.go", `package x |
| `) |
| tg.tempFile("src/dir/x/xx_test.go", `package x |
| import "." |
| import "testing" |
| var _ = x.X |
| func TestFoo(t *testing.T) {} |
| `) |
| tg.run("build", "dir/x") |
| tg.runFail("test", "dir/x") |
| tg.grepStderr("local import.*in non-local package", "did not diagnose local import") |
| |
| // ... even in an xtest. |
| tg.tempFile("src/dir/x/xx.go", `package x |
| `) |
| tg.tempFile("src/dir/x/xx_test.go", `package x_test |
| import "." |
| import "testing" |
| var _ = x.X |
| func TestFoo(t *testing.T) {} |
| `) |
| tg.run("build", "dir/x") |
| tg.runFail("test", "dir/x") |
| tg.grepStderr("local import.*in non-local package", "did not diagnose local import") |
| } |
| |
| func TestGoGetInsecure(t *testing.T) { |
| testenv.MustHaveExternalNetwork(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.failSSH() |
| |
| const repo = "insecure.go-get-issue-15410.appspot.com/pkg/p" |
| |
| // Try go get -d of HTTP-only repo (should fail). |
| tg.runFail("get", "-d", repo) |
| |
| // Try again with -insecure (should succeed). |
| tg.run("get", "-d", "-insecure", repo) |
| |
| // Try updating without -insecure (should fail). |
| tg.runFail("get", "-d", "-u", "-f", repo) |
| } |
| |
| func TestGoGetUpdateInsecure(t *testing.T) { |
| testenv.MustHaveExternalNetwork(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", tg.path(".")) |
| |
| const repo = "github.com/golang/example" |
| |
| // Clone the repo via HTTP manually. |
| cmd := exec.Command("git", "clone", "-q", "http://"+repo, tg.path("src/"+repo)) |
| if out, err := cmd.CombinedOutput(); err != nil { |
| t.Fatalf("cloning %v repo: %v\n%s", repo, err, out) |
| } |
| |
| // Update without -insecure should fail. |
| // Update with -insecure should succeed. |
| // We need -f to ignore import comments. |
| const pkg = repo + "/hello" |
| tg.runFail("get", "-d", "-u", "-f", pkg) |
| tg.run("get", "-d", "-u", "-f", "-insecure", pkg) |
| } |
| |
| func TestGoGetInsecureCustomDomain(t *testing.T) { |
| testenv.MustHaveExternalNetwork(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", tg.path(".")) |
| |
| const repo = "insecure.go-get-issue-15410.appspot.com/pkg/p" |
| tg.runFail("get", "-d", repo) |
| tg.run("get", "-d", "-insecure", repo) |
| } |
| |
| func TestGoRunDirs(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.cd("testdata/rundir") |
| tg.runFail("run", "x.go", "sub/sub.go") |
| tg.grepStderr("named files must all be in one directory; have ./ and sub/", "wrong output") |
| tg.runFail("run", "sub/sub.go", "x.go") |
| tg.grepStderr("named files must all be in one directory; have sub/ and ./", "wrong output") |
| } |
| |
| func TestGoInstallPkgdir(t *testing.T) { |
| skipIfGccgo(t, "gccgo has no standard packages") |
| tooSlow(t) |
| |
| tg := testgo(t) |
| tg.parallel() |
| defer tg.cleanup() |
| tg.makeTempdir() |
| pkg := tg.path(".") |
| tg.run("install", "-pkgdir", pkg, "sync") |
| tg.mustExist(filepath.Join(pkg, "sync.a")) |
| tg.mustNotExist(filepath.Join(pkg, "sync/atomic.a")) |
| tg.run("install", "-i", "-pkgdir", pkg, "sync") |
| tg.mustExist(filepath.Join(pkg, "sync.a")) |
| tg.mustExist(filepath.Join(pkg, "sync/atomic.a")) |
| } |
| |
| func TestGoTestRaceInstallCgo(t *testing.T) { |
| if !canRace { |
| t.Skip("skipping because race detector not supported") |
| } |
| |
| // golang.org/issue/10500. |
| // This used to install a race-enabled cgo. |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.run("tool", "-n", "cgo") |
| cgo := strings.TrimSpace(tg.stdout.String()) |
| old, err := os.Stat(cgo) |
| tg.must(err) |
| tg.run("test", "-race", "-i", "runtime/race") |
| new, err := os.Stat(cgo) |
| tg.must(err) |
| if !new.ModTime().Equal(old.ModTime()) { |
| t.Fatalf("go test -i runtime/race reinstalled cmd/cgo") |
| } |
| } |
| |
| func TestGoTestRaceFailures(t *testing.T) { |
| tooSlow(t) |
| |
| if !canRace { |
| t.Skip("skipping because race detector not supported") |
| } |
| |
| tg := testgo(t) |
| tg.parallel() |
| defer tg.cleanup() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| |
| tg.run("test", "testrace") |
| |
| tg.runFail("test", "-race", "testrace") |
| tg.grepStdout("FAIL: TestRace", "TestRace did not fail") |
| tg.grepBothNot("PASS", "something passed") |
| |
| tg.runFail("test", "-race", "testrace", "-run", "XXX", "-bench", ".") |
| tg.grepStdout("FAIL: BenchmarkRace", "BenchmarkRace did not fail") |
| tg.grepBothNot("PASS", "something passed") |
| } |
| |
| func TestGoTestImportErrorStack(t *testing.T) { |
| const out = `package testdep/p1 (test) |
| imports testdep/p2 |
| imports testdep/p3: build constraints exclude all Go files ` |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.runFail("test", "testdep/p1") |
| if !strings.Contains(tg.stderr.String(), out) { |
| t.Fatalf("did not give full import stack:\n\n%s", tg.stderr.String()) |
| } |
| } |
| |
| func TestGoGetUpdate(t *testing.T) { |
| // golang.org/issue/9224. |
| // The recursive updating was trying to walk to |
| // former dependencies, not current ones. |
| |
| testenv.MustHaveExternalNetwork(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", tg.path(".")) |
| |
| rewind := func() { |
| tg.run("get", "github.com/rsc/go-get-issue-9224-cmd") |
| cmd := exec.Command("git", "reset", "--hard", "HEAD~") |
| cmd.Dir = tg.path("src/github.com/rsc/go-get-issue-9224-lib") |
| out, err := cmd.CombinedOutput() |
| if err != nil { |
| t.Fatalf("git: %v\n%s", err, out) |
| } |
| } |
| |
| rewind() |
| tg.run("get", "-u", "github.com/rsc/go-get-issue-9224-cmd") |
| |
| // Again with -d -u. |
| rewind() |
| tg.run("get", "-d", "-u", "github.com/rsc/go-get-issue-9224-cmd") |
| } |
| |
| // Issue #20512. |
| func TestGoGetRace(t *testing.T) { |
| testenv.MustHaveExternalNetwork(t) |
| if !canRace { |
| t.Skip("skipping because race detector not supported") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.run("get", "-race", "github.com/rsc/go-get-issue-9224-cmd") |
| } |
| |
| func TestGoGetDomainRoot(t *testing.T) { |
| // golang.org/issue/9357. |
| // go get foo.io (not foo.io/subdir) was not working consistently. |
| |
| testenv.MustHaveExternalNetwork(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", tg.path(".")) |
| |
| // go-get-issue-9357.appspot.com is running |
| // the code at github.com/rsc/go-get-issue-9357, |
| // a trivial Go on App Engine app that serves a |
| // <meta> tag for the domain root. |
| tg.run("get", "-d", "go-get-issue-9357.appspot.com") |
| tg.run("get", "go-get-issue-9357.appspot.com") |
| tg.run("get", "-u", "go-get-issue-9357.appspot.com") |
| |
| tg.must(os.RemoveAll(tg.path("src/go-get-issue-9357.appspot.com"))) |
| tg.run("get", "go-get-issue-9357.appspot.com") |
| |
| tg.must(os.RemoveAll(tg.path("src/go-get-issue-9357.appspot.com"))) |
| tg.run("get", "-u", "go-get-issue-9357.appspot.com") |
| } |
| |
| func TestGoInstallShadowedGOPATH(t *testing.T) { |
| // golang.org/issue/3652. |
| // go get foo.io (not foo.io/subdir) was not working consistently. |
| |
| testenv.MustHaveExternalNetwork(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", tg.path("gopath1")+string(filepath.ListSeparator)+tg.path("gopath2")) |
| |
| tg.tempDir("gopath1/src/test") |
| tg.tempDir("gopath2/src/test") |
| tg.tempFile("gopath2/src/test/main.go", "package main\nfunc main(){}\n") |
| |
| tg.cd(tg.path("gopath2/src/test")) |
| tg.runFail("install") |
| tg.grepStderr("no install location for.*gopath2.src.test: hidden by .*gopath1.src.test", "missing error") |
| } |
| |
| func TestGoBuildGOPATHOrder(t *testing.T) { |
| // golang.org/issue/14176#issuecomment-179895769 |
| // golang.org/issue/14192 |
| // -I arguments to compiler could end up not in GOPATH order, |
| // leading to unexpected import resolution in the compiler. |
| // This is still not a complete fix (see golang.org/issue/14271 and next test) |
| // but it is clearly OK and enough to fix both of the two reported |
| // instances of the underlying problem. It will have to do for now. |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", tg.path("p1")+string(filepath.ListSeparator)+tg.path("p2")) |
| |
| tg.tempFile("p1/src/foo/foo.go", "package foo\n") |
| tg.tempFile("p2/src/baz/baz.go", "package baz\n") |
| tg.tempFile("p2/pkg/"+runtime.GOOS+"_"+runtime.GOARCH+"/foo.a", "bad\n") |
| tg.tempFile("p1/src/bar/bar.go", ` |
| package bar |
| import _ "baz" |
| import _ "foo" |
| `) |
| |
| tg.run("install", "-x", "bar") |
| } |
| |
| func TestGoBuildGOPATHOrderBroken(t *testing.T) { |
| // This test is known not to work. |
| // See golang.org/issue/14271. |
| t.Skip("golang.org/issue/14271") |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.makeTempdir() |
| |
| tg.tempFile("p1/src/foo/foo.go", "package foo\n") |
| tg.tempFile("p2/src/baz/baz.go", "package baz\n") |
| tg.tempFile("p1/pkg/"+runtime.GOOS+"_"+runtime.GOARCH+"/baz.a", "bad\n") |
| tg.tempFile("p2/pkg/"+runtime.GOOS+"_"+runtime.GOARCH+"/foo.a", "bad\n") |
| tg.tempFile("p1/src/bar/bar.go", ` |
| package bar |
| import _ "baz" |
| import _ "foo" |
| `) |
| |
| colon := string(filepath.ListSeparator) |
| tg.setenv("GOPATH", tg.path("p1")+colon+tg.path("p2")) |
| tg.run("install", "-x", "bar") |
| |
| tg.setenv("GOPATH", tg.path("p2")+colon+tg.path("p1")) |
| tg.run("install", "-x", "bar") |
| } |
| |
| func TestIssue11709(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.tempFile("run.go", ` |
| package main |
| import "os" |
| func main() { |
| if os.Getenv("TERM") != "" { |
| os.Exit(1) |
| } |
| }`) |
| tg.unsetenv("TERM") |
| tg.run("run", tg.path("run.go")) |
| } |
| |
| func TestIssue12096(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.tempFile("test_test.go", ` |
| package main |
| import ("os"; "testing") |
| func TestEnv(t *testing.T) { |
| if os.Getenv("TERM") != "" { |
| t.Fatal("TERM is set") |
| } |
| }`) |
| tg.unsetenv("TERM") |
| tg.run("test", tg.path("test_test.go")) |
| } |
| |
| func TestGoBuildOutput(t *testing.T) { |
| skipIfGccgo(t, "gccgo has no standard packages") |
| tooSlow(t) |
| tg := testgo(t) |
| defer tg.cleanup() |
| |
| tg.makeTempdir() |
| tg.cd(tg.path(".")) |
| |
| nonExeSuffix := ".exe" |
| if exeSuffix == ".exe" { |
| nonExeSuffix = "" |
| } |
| |
| tg.tempFile("x.go", "package main\nfunc main(){}\n") |
| tg.run("build", "x.go") |
| tg.wantExecutable("x"+exeSuffix, "go build x.go did not write x"+exeSuffix) |
| tg.must(os.Remove(tg.path("x" + exeSuffix))) |
| tg.mustNotExist("x" + nonExeSuffix) |
| |
| tg.run("build", "-o", "myprog", "x.go") |
| tg.mustNotExist("x") |
| tg.mustNotExist("x.exe") |
| tg.wantExecutable("myprog", "go build -o myprog x.go did not write myprog") |
| tg.mustNotExist("myprog.exe") |
| |
| tg.tempFile("p.go", "package p\n") |
| tg.run("build", "p.go") |
| tg.mustNotExist("p") |
| tg.mustNotExist("p.a") |
| tg.mustNotExist("p.o") |
| tg.mustNotExist("p.exe") |
| |
| tg.run("build", "-o", "p.a", "p.go") |
| tg.wantArchive("p.a") |
| |
| tg.run("build", "cmd/gofmt") |
| tg.wantExecutable("gofmt"+exeSuffix, "go build cmd/gofmt did not write gofmt"+exeSuffix) |
| tg.must(os.Remove(tg.path("gofmt" + exeSuffix))) |
| tg.mustNotExist("gofmt" + nonExeSuffix) |
| |
| tg.run("build", "-o", "mygofmt", "cmd/gofmt") |
| tg.wantExecutable("mygofmt", "go build -o mygofmt cmd/gofmt did not write mygofmt") |
| tg.mustNotExist("mygofmt.exe") |
| tg.mustNotExist("gofmt") |
| tg.mustNotExist("gofmt.exe") |
| |
| tg.run("build", "sync/atomic") |
| tg.mustNotExist("atomic") |
| tg.mustNotExist("atomic.exe") |
| |
| tg.run("build", "-o", "myatomic.a", "sync/atomic") |
| tg.wantArchive("myatomic.a") |
| tg.mustNotExist("atomic") |
| tg.mustNotExist("atomic.a") |
| tg.mustNotExist("atomic.exe") |
| |
| tg.runFail("build", "-o", "whatever", "cmd/gofmt", "sync/atomic") |
| tg.grepStderr("multiple packages", "did not reject -o with multiple packages") |
| } |
| |
| func TestGoBuildARM(t *testing.T) { |
| if testing.Short() { |
| t.Skip("skipping cross-compile in short mode") |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| |
| tg.makeTempdir() |
| tg.cd(tg.path(".")) |
| |
| tg.setenv("GOARCH", "arm") |
| tg.setenv("GOOS", "linux") |
| tg.setenv("GOARM", "5") |
| tg.tempFile("hello.go", `package main |
| func main() {}`) |
| tg.run("build", "hello.go") |
| tg.grepStderrNot("unable to find math.a", "did not build math.a correctly") |
| } |
| |
| // For issue 14337. |
| func TestParallelTest(t *testing.T) { |
| tooSlow(t) |
| tg := testgo(t) |
| tg.parallel() |
| defer tg.cleanup() |
| tg.makeTempdir() |
| const testSrc = `package package_test |
| import ( |
| "testing" |
| ) |
| func TestTest(t *testing.T) { |
| }` |
| tg.tempFile("src/p1/p1_test.go", strings.Replace(testSrc, "package_test", "p1_test", 1)) |
| tg.tempFile("src/p2/p2_test.go", strings.Replace(testSrc, "package_test", "p2_test", 1)) |
| tg.tempFile("src/p3/p3_test.go", strings.Replace(testSrc, "package_test", "p3_test", 1)) |
| tg.tempFile("src/p4/p4_test.go", strings.Replace(testSrc, "package_test", "p4_test", 1)) |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.run("test", "-p=4", "p1", "p2", "p3", "p4") |
| } |
| |
| func TestCgoConsistentResults(t *testing.T) { |
| tooSlow(t) |
| if !canCgo { |
| t.Skip("skipping because cgo not enabled") |
| } |
| switch runtime.GOOS { |
| case "freebsd": |
| testenv.SkipFlaky(t, 15405) |
| case "solaris": |
| testenv.SkipFlaky(t, 13247) |
| } |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| exe1 := tg.path("cgotest1" + exeSuffix) |
| exe2 := tg.path("cgotest2" + exeSuffix) |
| tg.run("build", "-o", exe1, "cgotest") |
| tg.run("build", "-x", "-o", exe2, "cgotest") |
| b1, err := ioutil.ReadFile(exe1) |
| tg.must(err) |
| b2, err := ioutil.ReadFile(exe2) |
| tg.must(err) |
| |
| if !tg.doGrepMatch(`-fdebug-prefix-map=\$WORK`, &tg.stderr) { |
| t.Skip("skipping because C compiler does not support -fdebug-prefix-map") |
| } |
| if !bytes.Equal(b1, b2) { |
| t.Error("building cgotest twice did not produce the same output") |
| } |
| } |
| |
| // Issue 14444: go get -u .../ duplicate loads errors |
| func TestGoGetUpdateAllDoesNotTryToLoadDuplicates(t *testing.T) { |
| testenv.MustHaveExternalNetwork(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", tg.path(".")) |
| tg.run("get", "-u", ".../") |
| tg.grepStderrNot("duplicate loads of", "did not remove old packages from cache") |
| } |
| |
| // Issue 17119 more duplicate load errors |
| func TestIssue17119(t *testing.T) { |
| testenv.MustHaveExternalNetwork(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.setenv("GOPATH", filepath.Join(tg.pwd(), "testdata")) |
| tg.runFail("build", "dupload") |
| tg.grepBothNot("duplicate load|internal error", "internal error") |
| } |
| |
| func TestFatalInBenchmarkCauseNonZeroExitStatus(t *testing.T) { |
| tg := testgo(t) |
| defer tg.cleanup() |
| // TODO: tg.parallel() |
| tg.runFail("test", "-run", "^$", "-bench", ".", "./testdata/src/benchfatal") |
| tg.grepBothNot("^ok", "test passed unexpectedly") |
| tg.grepBoth("FAIL.*benchfatal", "test did not run everything") |
| } |
| |
| func TestBinaryOnlyPackages(t *testing.T) { |
| tooSlow(t) |
| |
| tg := testgo(t) |
| defer tg.cleanup() |
| tg.parallel() |
| tg.makeTempdir() |
| tg.setenv("GOPATH", tg.path(".")) |
| |
| tg.tempFile("src/p1/p1.go", `//go:binary-only-package |
| |
| package p1 |
| `) |
| tg.wantStale("p1", "missing or invalid binary-only package", "p1 is binary-only but has no binary, should be stale") |
| tg.runFail("install", "p1") |
| tg.grepStderr("missing or invalid binary-only package", "did not report attempt to compile binary-only package") |
| |
| tg.tempFile("src/p1/p1.go", ` |
| package p1 |
| import "fmt" |
| func F(b bool) { fmt.Printf("hello from p1\n"); if b { F(false) } } |
| `) |
| tg.run("install", "p1") |
| os.Remove(tg.path("src/p1/p1.go")) |
| tg.mustNotExist(tg.path("src/p1/p1.go")) |
| |
| tg.tempFile("src/p2/p2.go", `//go:binary-only-packages-are-not-great |
| |
| package p2 |
| import "p1" |
| func F() { p1.F(true) } |
| `) |
| tg.runFail("install", "p2") |
| tg.grepStderr("no Go files", "did not complain about missing sources") |
| |
| tg.tempFile("src/p1/missing.go", `//go:binary-only-package |
| |
| package p1 |
| import _ "fmt" |
| func G() |
| `) |
| tg.wantNotStale("p1", "binary-only package", "should NOT want to rebuild p1 (first)") |
| tg.run("install", "-x", "p1") // no-op, up to date |
| tg.grepBothNot(`[\\/]compile`, "should not have run compiler") |
| tg.run("install", "p2") // does not rebuild p1 (or else p2 will fail) |
| tg.wantNotStale("p2", "", "should NOT want to rebuild p2") |
| |
| // changes to the non-source-code do not matter, |
| // and only one file needs the special comment. |
| tg.tempFile("src/p1/missing2.go", ` |
| package p1 |
| func H() |
| `) |
| tg.wantNotStale("p1", "binary-only package", "should NOT want to rebuild p1 (second)") |
| tg.wantNotStale("p2", "", "should NOT want to rebuild p2") |
| |
| tg.tempFile("src/p3/p3.go", ` |
| package main |
| import ( |
| "p1" |
| "p2" |
| ) |
| func main() { |
| p1.F(false) |
| p2.F() |
| } |
| `) |
| tg.run("install", "p3") |
| |
| tg.run("run", tg.path("src/p3/p3.go")) |
| tg.grepStdout("hello from p1", "did not see message from p1") |
| |
| tg.tempFile("src/p4/p4.go", `package main`) |
| // The odd string split below avoids vet complaining about |
| // a // +build line appearing too late in this source file. |
| tg.tempFile("src/p4/p4not.go", `//go:binary-only-package |
| |
| /`+`/ +build asdf |
| |
| package main |
| `) |
| tg.run("list", "-f", "{{.BinaryOnly}}", "p4") |
| tg.grepStdout("false", "did not see BinaryOnly=false for p4") |
| } |
|