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// Copyright 2018 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"
"internal/testenv"
"io/ioutil"
"os"
"path/filepath"
"runtime"
"sort"
"testing"
"cmd/go/internal/modconv"
"cmd/go/internal/vgo"
)
func TestVGOROOT(t *testing.T) {
tg := testgo(t)
defer tg.cleanup()
tg.setenv("GOROOT", "/bad")
tg.runFail("env")
tg.setenv("VGOROOT", runtime.GOROOT())
tg.run("env")
}
func TestFindModuleRoot(t *testing.T) {
tg := testgo(t)
defer tg.cleanup()
tg.makeTempdir()
tg.must(os.MkdirAll(tg.path("x/Godeps"), 0777))
tg.must(os.MkdirAll(tg.path("x/vendor"), 0777))
tg.must(os.MkdirAll(tg.path("x/y/z"), 0777))
tg.must(os.MkdirAll(tg.path("x/.git"), 0777))
var files []string
for file := range modconv.Converters {
files = append(files, file)
}
files = append(files, "go.mod")
files = append(files, ".git/config")
sort.Strings(files)
for file := range modconv.Converters {
tg.must(ioutil.WriteFile(tg.path("x/"+file), []byte{}, 0666))
root, file1 := vgo.FindModuleRoot(tg.path("x/y/z"), tg.path("."), true)
if root != tg.path("x") || file1 != file {
t.Errorf("%s: findModuleRoot = %q, %q, want %q, %q", file, root, file1, tg.path("x"), file)
}
tg.must(os.Remove(tg.path("x/" + file)))
}
}
func TestFindModulePath(t *testing.T) {
tg := testgo(t)
defer tg.cleanup()
tg.makeTempdir()
tg.must(os.MkdirAll(tg.path("x"), 0777))
tg.must(ioutil.WriteFile(tg.path("x/x.go"), []byte("package x // import \"x\"\n"), 0666))
path, err := vgo.FindModulePath(tg.path("x"))
if err != nil {
t.Fatal(err)
}
if path != "x" {
t.Fatalf("FindModulePath = %q, want %q", path, "x")
}
// Windows line-ending.
tg.must(ioutil.WriteFile(tg.path("x/x.go"), []byte("package x // import \"x\"\r\n"), 0666))
path, err = vgo.FindModulePath(tg.path("x"))
if err != nil {
t.Fatal(err)
}
if path != "x" {
t.Fatalf("FindModulePath = %q, want %q", path, "x")
}
}
func TestModEdit(t *testing.T) {
// Test that local replacements work
// and that they can use a dummy name
// that isn't resolvable and need not even
// include a dot. See golang.org/issue/24100.
tg := testgo(t)
defer tg.cleanup()
tg.makeTempdir()
tg.cd(tg.path("."))
tg.must(os.MkdirAll(tg.path("w"), 0777))
tg.must(ioutil.WriteFile(tg.path("x.go"), []byte("package x\n"), 0666))
tg.must(ioutil.WriteFile(tg.path("w/w.go"), []byte("package w\n"), 0666))
mustHaveGoMod := func(text string) {
data, err := ioutil.ReadFile(tg.path("go.mod"))
tg.must(err)
if string(data) != text {
t.Fatalf("go.mod mismatch:\nhave:<<<\n%s>>>\nwant:<<<\n%s\n", string(data), text)
}
}
tg.runFail("-vgo", "mod", "-init")
tg.grepStderr(`cannot determine module path`, "")
_, err := os.Stat(tg.path("go.mod"))
if err == nil {
t.Fatalf("failed go mod -init created go.mod")
}
tg.run("-vgo", "mod", "-init", "-module", "x.x/y/z")
tg.grepStderr("creating new go.mod: module x.x/y/z", "")
mustHaveGoMod(`module x.x/y/z
`)
tg.runFail("-vgo", "mod", "-init")
mustHaveGoMod(`module x.x/y/z
`)
tg.run("-vgo", "mod",
"-droprequire=x.1",
"-addrequire=x.1@v1.0.0",
"-addrequire=x.2@v1.1.0",
"-droprequire=x.2",
"-addexclude=x.1 @ v1.2.0",
"-addexclude=x.1@v1.2.1",
"-addreplace=x.1@v1.3.0=>y.1@v1.4.0",
"-addreplace=x.1@v1.4.0 => ../z",
)
mustHaveGoMod(`module x.x/y/z
require x.1 v1.0.0
exclude (
x.1 v1.2.0
x.1 v1.2.1
)
replace (
x.1 v1.3.0 => y.1 v1.4.0
x.1 v1.4.0 => ../z
)
`)
tg.run("-vgo", "mod",
"-droprequire=x.1",
"-dropexclude=x.1@v1.2.1",
"-dropreplace=x.1@v1.3.0",
"-addrequire=x.3@v1.99.0",
)
mustHaveGoMod(`module x.x/y/z
exclude x.1 v1.2.0
replace x.1 v1.4.0 => ../z
require x.3 v1.99.0
`)
tg.run("-vgo", "mod", "-json")
want := `{
"Module": {
"Path": "x.x/y/z",
"Version": ""
},
"Require": [
{
"Path": "x.3",
"Version": "v1.99.0"
}
],
"Exclude": [
{
"Path": "x.1",
"Version": "v1.2.0"
}
],
"Replace": [
{
"Old": {
"Path": "x.1",
"Version": "v1.4.0"
},
"New": {
"Path": "../z",
"Version": ""
}
}
]
}
`
if have := tg.getStdout(); have != want {
t.Fatalf("go mod -json mismatch:\nhave:<<<\n%s>>>\nwant:<<<\n%s\n", have, want)
}
tg.run("-vgo", "mod", "-packages")
want = `x.x/y/z
x.x/y/z/w
`
if have := tg.getStdout(); have != want {
t.Fatalf("go mod -packages mismatch:\nhave:<<<\n%s>>>\nwant:<<<\n%s\n", have, want)
}
data, err := ioutil.ReadFile(tg.path("go.mod"))
tg.must(err)
data = bytes.Replace(data, []byte("\n"), []byte("\r\n"), -1)
data = append(data, " \n"...)
tg.must(ioutil.WriteFile(tg.path("go.mod"), data, 0666))
tg.run("-vgo", "mod", "-fmt")
mustHaveGoMod(`module x.x/y/z
exclude x.1 v1.2.0
replace x.1 v1.4.0 => ../z
require x.3 v1.99.0
`)
}
// TODO(rsc): Test mod -sync, mod -fix (network required).
func TestLocalModule(t *testing.T) {
// Test that local replacements work
// and that they can use a dummy name
// that isn't resolvable and need not even
// include a dot. See golang.org/issue/24100.
tg := testgo(t)
defer tg.cleanup()
tg.makeTempdir()
tg.must(os.MkdirAll(tg.path("x/y"), 0777))
tg.must(os.MkdirAll(tg.path("x/z"), 0777))
tg.must(ioutil.WriteFile(tg.path("x/y/go.mod"), []byte(`
module x/y
require zz v1.0.0
replace zz v1.0.0 => ../z
`), 0666))
tg.must(ioutil.WriteFile(tg.path("x/y/y.go"), []byte(`package y; import _ "zz"`), 0666))
tg.must(ioutil.WriteFile(tg.path("x/z/go.mod"), []byte(`
module x/z
`), 0666))
tg.must(ioutil.WriteFile(tg.path("x/z/z.go"), []byte(`package z`), 0666))
tg.cd(tg.path("x/y"))
tg.run("-vgo", "build")
}
func TestTags(t *testing.T) {
// Test that build tags are used. See golang.org/issue/24053.
tg := testgo(t)
defer tg.cleanup()
tg.makeTempdir()
tg.must(os.MkdirAll(tg.path("x"), 0777))
tg.must(ioutil.WriteFile(tg.path("x/go.mod"), []byte(`
module x
`), 0666))
tg.must(ioutil.WriteFile(tg.path("x/x.go"), []byte(`// +build tag1
package y
`), 0666))
tg.must(ioutil.WriteFile(tg.path("x/y.go"), []byte(`// +build tag2
package y
`), 0666))
tg.cd(tg.path("x"))
tg.runFail("-vgo", "list", "-f={{.GoFiles}}")
tg.grepStderr("no Go source files", "no Go source files without tags")
tg.run("-vgo", "list", "-f={{.GoFiles}}", "-tags=tag1")
tg.grepStdout(`\[x.go\]`, "Go source files for tag1")
tg.run("-vgo", "list", "-f={{.GoFiles}}", "-tags", "tag2")
tg.grepStdout(`\[y.go\]`, "Go source files for tag2")
tg.run("-vgo", "list", "-f={{.GoFiles}}", "-tags", "tag1 tag2")
tg.grepStdout(`\[x.go y.go\]`, "Go source files for tag1 and tag2")
}
func TestFSPatterns(t *testing.T) {
tg := testgo(t)
defer tg.cleanup()
tg.makeTempdir()
tg.must(os.MkdirAll(tg.path("x/vendor/v"), 0777))
tg.must(os.MkdirAll(tg.path("x/y/z/w"), 0777))
tg.must(ioutil.WriteFile(tg.path("x/go.mod"), []byte(`
module m
`), 0666))
tg.must(ioutil.WriteFile(tg.path("x/x.go"), []byte(`package x`), 0666))
tg.must(ioutil.WriteFile(tg.path("x/vendor/v/v.go"), []byte(`package v; import "golang.org/x/crypto"`), 0666))
tg.must(ioutil.WriteFile(tg.path("x/vendor/v.go"), []byte(`package main`), 0666))
tg.must(ioutil.WriteFile(tg.path("x/y/y.go"), []byte(`package y`), 0666))
tg.must(ioutil.WriteFile(tg.path("x/y/z/go.mod"), []byte(`syntax error`), 0666))
tg.must(ioutil.WriteFile(tg.path("x/y/z/z.go"), []byte(`package z`), 0666))
tg.must(ioutil.WriteFile(tg.path("x/y/z/w/w.go"), []byte(`package w`), 0666))
tg.cd(tg.path("x"))
tg.run("-vgo", "list", "all")
tg.grepStdout(`^m$`, "expected m")
tg.grepStdout(`^m/vendor$`, "must see package named vendor")
tg.grepStdoutNot(`vendor/`, "must not see vendored packages")
tg.grepStdout(`^m/y$`, "expected m/y")
tg.grepStdoutNot(`^m/y/z`, "should ignore submodule m/y/z...")
}
func TestGetModuleVersion(t *testing.T) {
testenv.MustHaveExternalNetwork(t)
tg := testgo(t)
defer tg.cleanup()
tg.makeTempdir()
tg.setenv(homeEnvName(), tg.path("home"))
tg.must(os.MkdirAll(tg.path("x"), 0777))
tg.cd(tg.path("x"))
tg.must(ioutil.WriteFile(tg.path("x/x.go"), []byte(`package x`), 0666))
tg.must(ioutil.WriteFile(tg.path("x/go.mod"), []byte(`
module x
require github.com/gobuffalo/uuid v1.1.0
`), 0666))
tg.run("-vgo", "get", "github.com/gobuffalo/uuid@v2.0.0")
tg.run("-vgo", "list", "-m")
tg.grepStdout("github.com/gobuffalo/uuid.*v0.0.0-20180207211247-3a9fb6c5c481", "did downgrade to v0.0.0-*")
tooSlow(t)
tg.must(ioutil.WriteFile(tg.path("x/go.mod"), []byte(`
module x
require github.com/gobuffalo/uuid v1.2.0
`), 0666))
tg.run("-vgo", "get", "github.com/gobuffalo/uuid@v1.1.0")
tg.run("-vgo", "list", "-m")
tg.grepStdout("github.com/gobuffalo/uuid.*v1.1.0", "did downgrade to v1.1.0")
tg.must(ioutil.WriteFile(tg.path("x/go.mod"), []byte(`
module x
require github.com/gobuffalo/uuid v1.1.0
`), 0666))
tg.run("-vgo", "get", "github.com/gobuffalo/uuid@v1.2.0")
tg.run("-vgo", "list", "-m")
tg.grepStdout("github.com/gobuffalo/uuid.*v1.2.0", "did upgrade to v1.2.0")
}
func TestVgoBadDomain(t *testing.T) {
tg := testgo(t)
defer tg.cleanup()
wd, _ := os.Getwd()
tg.cd(filepath.Join(wd, "testdata/badmod"))
tg.runFail("-vgo", "get", "appengine")
tg.grepStderr("unknown module appengine: not a domain name", "expected domain error")
tg.runFail("-vgo", "get", "x/y.z")
tg.grepStderr("unknown module x/y.z: not a domain name", "expected domain error")
tg.runFail("-vgo", "build")
tg.grepStderrNot("unknown module appengine: not a domain name", "expected nothing about appengine")
tg.grepStderr("tcp.*nonexistent.rsc.io", "expected error for nonexistent.rsc.io")
}
func TestVgoSync(t *testing.T) {
tg := testgo(t)
defer tg.cleanup()
tg.makeTempdir()
write := func(name, text string) {
name = tg.path(name)
dir := filepath.Dir(name)
tg.must(os.MkdirAll(dir, 0777))
tg.must(ioutil.WriteFile(name, []byte(text), 0666))
}
write("m/go.mod", `
module m
require (
x.1 v1.0.0
y.1 v1.0.0
w.1 v1.2.0
)
replace x.1 v1.0.0 => ../x
replace y.1 v1.0.0 => ../y
replace z.1 v1.1.0 => ../z
replace z.1 v1.2.0 => ../z
replace w.1 v1.1.0 => ../w
replace w.1 v1.2.0 => ../w
`)
write("m/m.go", `
package m
import _ "x.1"
import _ "z.1/sub"
`)
write("w/go.mod", `
module w
`)
write("w/w.go", `
package w
`)
write("x/go.mod", `
module x
require w.1 v1.1.0
require z.1 v1.1.0
`)
write("x/x.go", `
package x
import _ "w.1"
`)
write("y/go.mod", `
module y
require z.1 v1.2.0
`)
write("z/go.mod", `
module z
`)
write("z/sub/sub.go", `
package sub
`)
tg.cd(tg.path("m"))
tg.run("-vgo", "mod", "-sync", "-v")
tg.grepStderr(`^unused y.1`, "need y.1 unused")
tg.grepStderrNot(`^unused [^y]`, "only y.1 should be unused")
tg.run("-vgo", "list", "-m")
tg.grepStdoutNot(`^y.1`, "y should be gone")
tg.grepStdout(`^w.1\s+v1.2.0`, "need w.1 to stay at v1.2.0")
tg.grepStdout(`^z.1\s+v1.2.0`, "need z.1 to stay at v1.2.0 even though y is gone")
}
func TestVgoVendor(t *testing.T) {
tg := testgo(t)
defer tg.cleanup()
wd, _ := os.Getwd()
tg.cd(filepath.Join(wd, "testdata/vendormod"))
defer os.RemoveAll(filepath.Join(wd, "testdata/vendormod/vendor"))
tg.run("-vgo", "list", "-m")
tg.grepStdout(`^x`, "expected to see module x")
tg.grepStdout(`=> ./x`, "expected to see replacement for module x")
tg.grepStdout(`^w`, "expected to see module w")
tg.must(os.RemoveAll(filepath.Join(wd, "testdata/vendormod/vendor")))
if !testing.Short() {
tg.run("-vgo", "build")
tg.runFail("-vgo", "build", "-getmode=vendor")
}
tg.run("-vgo", "list", "-f={{.Dir}}", "x")
tg.grepStdout(`vendormod[/\\]x$`, "expected x in vendormod/x")
tg.run("-vgo", "mod", "-vendor", "-v")
tg.grepStderr(`^# x v1.0.0 => ./x`, "expected to see module x with replacement")
tg.grepStderr(`^x`, "expected to see package x")
tg.grepStderr(`^# y v1.0.0 => ./y`, "expected to see module y with replacement")
tg.grepStderr(`^y`, "expected to see package y")
tg.grepStderr(`^# z v1.0.0 => ./z`, "expected to see module z with replacement")
tg.grepStderr(`^z`, "expected to see package z")
tg.grepStderrNot(`w`, "expected NOT to see unused module w")
tg.run("-vgo", "list", "-f={{.Dir}}", "x")
tg.grepStdout(`vendormod[/\\]x$`, "expected x in vendormod/x")
tg.run("-vgo", "list", "-getmode=vendor", "-f={{.Dir}}", "x")
tg.grepStdout(`vendormod[/\\]vendor[/\\]x$`, "expected x in vendormod/vendor/x in -get=vendor mode")
tg.run("-vgo", "list", "-f={{.Dir}}", "w")
tg.grepStdout(`vendormod[/\\]w$`, "expected w in vendormod/w")
tg.runFail("-vgo", "list", "-getmode=vendor", "-f={{.Dir}}", "w")
tg.grepStderr(`vendormod[/\\]vendor[/\\]w`, "want error about vendormod/vendor/w not existing")
tg.run("-vgo", "list", "-getmode=local", "-f={{.Dir}}", "w")
tg.grepStdout(`vendormod[/\\]w`, "expected w in vendormod/w")
tg.runFail("-vgo", "list", "-getmode=local", "-f={{.Dir}}", "newpkg")
tg.grepStderr(`module lookup disabled by -getmode=local`, "expected -getmode=local to avoid network")
if !testing.Short() {
tg.run("-vgo", "build")
tg.run("-vgo", "build", "-getmode=vendor")
}
//test testdata copy
tg.cd(filepath.Join(wd, "testdata/vendormod/vendor"))
tg.run("-vgo", "test", "./...")
}
func TestFillGoMod(t *testing.T) {
testenv.MustHaveExternalNetwork(t)
tg := testgo(t)
defer tg.cleanup()
tg.makeTempdir()
tg.setenv(homeEnvName(), tg.path("."))
tg.must(os.MkdirAll(tg.path("x"), 0777))
tg.must(ioutil.WriteFile(tg.path("x/x.go"), []byte(`
package x
`), 0666))
tg.must(ioutil.WriteFile(tg.path("x/go.mod"), []byte(`
module x
`), 0666))
tg.must(ioutil.WriteFile(tg.path("x/Gopkg.lock"), []byte(`
[[projects]]
name = "rsc.io/sampler"
version = "v1.0.0"
`), 0666))
tg.cd(tg.path("x"))
tg.run("-vgo", "build", "-v")
tg.grepStderr("copying requirements from .*Gopkg.lock", "did not copy Gopkg.lock")
tg.run("-vgo", "list", "-m")
tg.grepStderrNot("copying requirements from .*Gopkg.lock", "should not copy Gopkg.lock again")
tg.grepStdout("rsc.io/sampler.*v1.0.0", "did not copy Gopkg.lock")
tg.must(ioutil.WriteFile(tg.path("x/go.mod"), []byte(`
module x
`), 0666))
tg.must(ioutil.WriteFile(tg.path("x/Gopkg.lock"), []byte(`
`), 0666))
tg.run("-vgo", "list")
tg.grepStderr("copying requirements from .*Gopkg.lock", "did not copy Gopkg.lock")
tg.run("-vgo", "list")
tg.grepStderrNot("copying requirements from .*Gopkg.lock", "should not copy Gopkg.lock again")
}
func TestQueryExcluded(t *testing.T) {
tg := testgo(t)
defer tg.cleanup()
tg.makeTempdir()
tg.must(os.MkdirAll(tg.path("x"), 0777))
tg.must(ioutil.WriteFile(tg.path("x/x.go"), []byte(`package x; import _ "github.com/gorilla/mux"`), 0666))
gomod := []byte(`
module x
exclude github.com/gorilla/mux v1.6.0
`)
tg.setenv(homeEnvName(), tg.path("home"))
tg.cd(tg.path("x"))
tg.must(ioutil.WriteFile(tg.path("x/go.mod"), gomod, 0666))
tg.runFail("-vgo", "get", "github.com/gorilla/mux@v1.6.0")
tg.grepStderr("github.com/gorilla/mux@v1.6.0 excluded", "print version excluded")
tg.must(ioutil.WriteFile(tg.path("x/go.mod"), gomod, 0666))
tg.run("-vgo", "get", "github.com/gorilla/mux@v1.6.1")
tg.grepStderr("finding github.com/gorilla/mux v1.6.1", "find version 1.6.1")
tg.must(ioutil.WriteFile(tg.path("x/go.mod"), gomod, 0666))
tg.runFail("-vgo", "get", "github.com/gorilla/mux@v1.6")
tg.grepStderr("github.com/gorilla/mux@v1.6.0 excluded", "print version excluded")
}
func TestConvertLegacyConfig(t *testing.T) {
testenv.MustHaveExternalNetwork(t)
tg := testgo(t)
defer tg.cleanup()
tg.makeTempdir()
tg.setenv(homeEnvName(), tg.path("."))
// Testing that on Windows the path x/Gopkg.lock turning into x\Gopkg.lock does not confuse converter.
tg.must(os.MkdirAll(tg.path("x"), 0777))
tg.must(ioutil.WriteFile(tg.path("x/Gopkg.lock"), []byte(`
[[projects]]
name = "github.com/pkg/errors"
packages = ["."]
revision = "645ef00459ed84a119197bfb8d8205042c6df63d"
version = "v0.6.0"`), 0666))
tg.must(ioutil.WriteFile(tg.path("x/main.go"), []byte("package x // import \"x\"\n import _ \"github.com/pkg/errors\""), 0666))
tg.cd(tg.path("x"))
tg.run("-vgo", "list", "-m")
// If the conversion just ignored the Gopkg.lock entirely
// it would choose a newer version (like v0.8.0 or maybe
// something even newer). Check for the older version to
// make sure Gopkg.lock was properly used.
tg.grepStderr("v0.6.0", "expected github.com/pkg/errors at v0.6.0")
}
func TestVerifyNotDownloaded(t *testing.T) {
testenv.MustHaveExternalNetwork(t)
tg := testgo(t)
defer tg.cleanup()
tg.makeTempdir()
tg.setenv("GOPATH", tg.path("gp"))
tg.must(os.MkdirAll(tg.path("x"), 0777))
tg.must(ioutil.WriteFile(tg.path("x/go.mod"), []byte(`
module x
require github.com/pkg/errors v0.8.0
`), 0666))
tg.must(ioutil.WriteFile(tg.path("x/go.modverify"), []byte(`github.com/pkg/errors v0.8.0 h1:WdK/asTD0HN+q6hsWO3/vpuAkAr+tw6aNJNDFFf0+qw=
`), 0666))
tg.must(ioutil.WriteFile(tg.path("x/x.go"), []byte(`package x`), 0666))
tg.cd(tg.path("x"))
tg.run("-vgo", "mod", "-verify")
tg.mustNotExist(filepath.Join(tg.path("gp"), "/src/mod/cache/github.com/pkg/errors/@v/v0.8.0.zip"))
tg.mustNotExist(filepath.Join(tg.path("gp"), "/src/mod/github.com/pkg"))
}
func TestVendorWithoutDeps(t *testing.T) {
tg := testgo(t)
defer tg.cleanup()
tg.makeTempdir()
tg.must(os.MkdirAll(tg.path("x"), 0777))
tg.must(ioutil.WriteFile(tg.path("x/main.go"), []byte(`package x`), 0666))
tg.must(ioutil.WriteFile(tg.path("x/go.mod"), []byte(`module x`), 0666))
tg.cd(tg.path("x"))
tg.run("-vgo", "mod", "-vendor")
tg.grepStderr("vgo: no dependencies to vendor", "print vendor info")
}