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Source file src/cmd/go/go_windows_test.go

Documentation: cmd/go

  // Copyright 2014 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
  
  import (
  	"internal/testenv"
  	"io/ioutil"
  	"os"
  	"os/exec"
  	"path/filepath"
  	"strings"
  	"testing"
  )
  
  func TestAbsolutePath(t *testing.T) {
  	tmp, err := ioutil.TempDir("", "TestAbsolutePath")
  	if err != nil {
  		t.Fatal(err)
  	}
  	defer os.RemoveAll(tmp)
  
  	file := filepath.Join(tmp, "a.go")
  	err = ioutil.WriteFile(file, []byte{}, 0644)
  	if err != nil {
  		t.Fatal(err)
  	}
  	dir := filepath.Join(tmp, "dir")
  	err = os.Mkdir(dir, 0777)
  	if err != nil {
  		t.Fatal(err)
  	}
  
  	wd, err := os.Getwd()
  	if err != nil {
  		t.Fatal(err)
  	}
  	defer os.Chdir(wd)
  
  	// Chdir so current directory and a.go reside on the same drive.
  	err = os.Chdir(dir)
  	if err != nil {
  		t.Fatal(err)
  	}
  
  	noVolume := file[len(filepath.VolumeName(file)):]
  	wrongPath := filepath.Join(dir, noVolume)
  	output, err := exec.Command(testenv.GoToolPath(t), "build", noVolume).CombinedOutput()
  	if err == nil {
  		t.Fatal("build should fail")
  	}
  	if strings.Contains(string(output), wrongPath) {
  		t.Fatalf("wrong output found: %v %v", err, string(output))
  	}
  }
  

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