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// Copyright 2022 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 testenv_test
import (
"internal/testenv"
"os"
"path/filepath"
"runtime"
"testing"
)
func TestGoToolLocation(t *testing.T) {
testenv.MustHaveGoBuild(t)
var exeSuffix string
if runtime.GOOS == "windows" {
exeSuffix = ".exe"
}
// Tests are defined to run within their package source directory,
// and this package's source directory is $GOROOT/src/internal/testenv.
// The 'go' command is installed at $GOROOT/bin/go, so if the environment
// is correct then testenv.GoTool() should be identical to ../../../bin/go.
relWant := "../../../bin/go" + exeSuffix
absWant, err := filepath.Abs(relWant)
if err != nil {
t.Fatal(err)
}
wantInfo, err := os.Stat(absWant)
if err != nil {
t.Fatal(err)
}
t.Logf("found go tool at %q (%q)", relWant, absWant)
goTool, err := testenv.GoTool()
if err != nil {
t.Fatalf("testenv.GoTool(): %v", err)
}
t.Logf("testenv.GoTool() = %q", goTool)
gotInfo, err := os.Stat(goTool)
if err != nil {
t.Fatal(err)
}
if !os.SameFile(wantInfo, gotInfo) {
t.Fatalf("%q is not the same file as %q", absWant, goTool)
}
}
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