github.com/tcnksm/go@v0.0.0-20141208075154-439b32936367/src/cmd/go/go_windows_test.go (about)

     1  // Copyright 2014 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package main
     6  
     7  import (
     8  	"io/ioutil"
     9  	"os"
    10  	"os/exec"
    11  	"path/filepath"
    12  	"strings"
    13  	"testing"
    14  )
    15  
    16  func TestAbsolutePath(t *testing.T) {
    17  	tmp, err := ioutil.TempDir("", "TestAbsolutePath")
    18  	if err != nil {
    19  		t.Fatal(err)
    20  	}
    21  	defer os.RemoveAll(tmp)
    22  
    23  	file := filepath.Join(tmp, "a.go")
    24  	err = ioutil.WriteFile(file, []byte{}, 0644)
    25  	if err != nil {
    26  		t.Fatal(err)
    27  	}
    28  	dir := filepath.Join(tmp, "dir")
    29  	err = os.Mkdir(dir, 0777)
    30  	if err != nil {
    31  		t.Fatal(err)
    32  	}
    33  
    34  	wd, err := os.Getwd()
    35  	if err != nil {
    36  		t.Fatal(err)
    37  	}
    38  	defer os.Chdir(wd)
    39  
    40  	// Chdir so current directory and a.go reside on the same drive.
    41  	err = os.Chdir(dir)
    42  	if err != nil {
    43  		t.Fatal(err)
    44  	}
    45  
    46  	noVolume := file[len(filepath.VolumeName(file)):]
    47  	wrongPath := filepath.Join(dir, noVolume)
    48  	output, err := exec.Command("go", "build", noVolume).CombinedOutput()
    49  	if err == nil {
    50  		t.Fatal("build should fail")
    51  	}
    52  	if strings.Contains(string(output), wrongPath) {
    53  		t.Fatalf("wrong output found: %v %v", err, string(output))
    54  	}
    55  }