| [short] skip |
| |
| # If GOROOT_FINAL is set, 'go build -trimpath' bakes that into the resulting |
| # binary instead of GOROOT. Explicitly unset it here. |
| env GOROOT_FINAL= |
| |
| # Set up two identical directories that can be used as GOPATH. |
| env GO111MODULE=on |
| mkdir $WORK/a/src/paths $WORK/b/src/paths |
| cp paths.go $WORK/a/src/paths |
| cp paths.go $WORK/b/src/paths |
| cp overlay.json $WORK/a/src/paths |
| cp overlay.json $WORK/b/src/paths |
| cp go.mod $WORK/a/src/paths/ |
| cp go.mod $WORK/b/src/paths/ |
| |
| |
| # A binary built without -trimpath should contain the module root dir |
| # and GOROOT for debugging and stack traces. |
| cd $WORK/a/src/paths |
| go build -o $WORK/paths-dbg.exe . |
| exec $WORK/paths-dbg.exe $WORK/paths-dbg.exe |
| stdout 'binary contains module root: true' |
| stdout 'binary contains GOROOT: true' |
| |
| # A binary built with -trimpath should not contain the current workspace |
| # or GOROOT. |
| go build -trimpath -o $WORK/paths-a.exe . |
| exec $WORK/paths-a.exe $WORK/paths-a.exe |
| stdout 'binary contains module root: false' |
| stdout 'binary contains GOROOT: false' |
| |
| # A binary from an external module built with -trimpath should not contain |
| # the current workspace or GOROOT. |
| go get rsc.io/fortune |
| go install -trimpath rsc.io/fortune |
| exec $WORK/paths-a.exe $GOPATH/bin/fortune$GOEXE |
| stdout 'binary contains module root: false' |
| stdout 'binary contains GOROOT: false' |
| go mod edit -droprequire rsc.io/fortune |
| |
| # Two binaries built from identical packages in different directories |
| # should be identical. |
| cd $WORK/b/src/paths |
| go build -trimpath -o $WORK/paths-b.exe |
| cmp -q $WORK/paths-a.exe $WORK/paths-b.exe |
| |
| |
| # Same sequence of tests but with overlays. |
| # A binary built without -trimpath should contain the module root dir |
| # and GOROOT for debugging and stack traces. |
| cd $WORK/a/src/paths |
| go build -overlay overlay.json -o $WORK/paths-dbg.exe ./overlaydir |
| exec $WORK/paths-dbg.exe $WORK/paths-dbg.exe |
| stdout 'binary contains module root: true' |
| stdout 'binary contains GOROOT: true' |
| |
| # A binary built with -trimpath should not contain the current workspace |
| # or GOROOT. |
| go build -overlay overlay.json -trimpath -o $WORK/paths-a.exe ./overlaydir |
| exec $WORK/paths-a.exe $WORK/paths-a.exe |
| stdout 'binary contains module root: false' |
| stdout 'binary contains GOROOT: false' |
| |
| # Two binaries built from identical packages in different directories |
| # should be identical. |
| cd $WORK/b/src/paths |
| go build -overlay overlay.json -trimpath -o $WORK/paths-b.exe ./overlaydir |
| cmp -q $WORK/paths-a.exe $WORK/paths-b.exe |
| |
| |
| # Same sequence of tests but in GOPATH mode. |
| # A binary built without -trimpath should contain GOPATH and GOROOT. |
| env GO111MODULE=off |
| cd $WORK |
| env GOPATH=$WORK/a |
| go build -o paths-dbg.exe paths |
| exec ./paths-dbg.exe paths-dbg.exe |
| stdout 'binary contains GOPATH: true' |
| stdout 'binary contains GOROOT: true' |
| |
| # A binary built with -trimpath should not contain GOPATH or GOROOT. |
| go build -trimpath -o paths-a.exe paths |
| exec ./paths-a.exe paths-a.exe |
| stdout 'binary contains GOPATH: false' |
| stdout 'binary contains GOROOT: false' |
| |
| # Two binaries built from identical packages in different GOPATH roots |
| # should be identical. |
| env GOPATH=$WORK/b |
| go build -trimpath -o paths-b.exe paths |
| cmp -q paths-a.exe paths-b.exe |
| |
| |
| # Same sequence of tests but with gccgo. |
| # gccgo does not support builds in module mode. |
| [!exec:gccgo] stop |
| env GOPATH=$WORK/a |
| |
| # A binary built with gccgo without -trimpath should contain the current |
| # GOPATH and GOROOT. |
| go build -compiler=gccgo -o paths-dbg.exe paths |
| exec ./paths-dbg.exe paths-dbg.exe |
| stdout 'binary contains GOPATH: true' |
| stdout 'binary contains GOROOT: false' # gccgo doesn't load std from GOROOT. |
| |
| # A binary built with gccgo with -trimpath should not contain GOPATH or GOROOT. |
| go build -compiler=gccgo -trimpath -o paths-a.exe paths |
| exec ./paths-a.exe paths-a.exe |
| stdout 'binary contains GOPATH: false' |
| stdout 'binary contains GOROOT: false' |
| |
| # Two binaries built from identical packages in different directories |
| # should be identical. |
| env GOPATH=$WORK/b |
| go build -compiler=gccgo -trimpath -o paths-b.exe paths |
| cmp -q paths-a.exe paths-b.exe |
| |
| -- paths.go -- |
| package main |
| |
| import ( |
| "bytes" |
| "fmt" |
| "io/ioutil" |
| "log" |
| "os" |
| "os/exec" |
| "path/filepath" |
| "strings" |
| ) |
| |
| func main() { |
| exe := os.Args[1] |
| data, err := ioutil.ReadFile(exe) |
| if err != nil { |
| log.Fatal(err) |
| } |
| |
| if os.Getenv("GO111MODULE") == "on" { |
| out, err := exec.Command("go", "env", "GOMOD").Output() |
| if err != nil { |
| log.Fatal(err) |
| } |
| modRoot := filepath.Dir(strings.TrimSpace(string(out))) |
| check(data, "module root", modRoot) |
| } else { |
| check(data, "GOPATH", os.Getenv("GOPATH")) |
| } |
| check(data, "GOROOT", os.Getenv("GOROOT")) |
| } |
| |
| func check(data []byte, desc, dir string) { |
| containsDir := bytes.Contains(data, []byte(dir)) |
| containsSlashDir := bytes.Contains(data, []byte(filepath.ToSlash(dir))) |
| fmt.Printf("binary contains %s: %v\n", desc, containsDir || containsSlashDir) |
| } |
| -- overlay.json -- |
| { "Replace": { "overlaydir/paths.go": "paths.go" } } |
| -- go.mod -- |
| module paths |
| |
| go 1.14 |