github.com/roboticscm/goman@v0.0.0-20210203095141-87c07b4a0a55/src/os/os_windows_test.go (about)

     1  package os_test
     2  
     3  import (
     4  	"io/ioutil"
     5  	"os"
     6  	"path/filepath"
     7  	"syscall"
     8  	"testing"
     9  )
    10  
    11  func init() {
    12  	tmpdir, err := ioutil.TempDir("", "symtest")
    13  	if err != nil {
    14  		panic("failed to create temp directory: " + err.Error())
    15  	}
    16  	defer os.RemoveAll(tmpdir)
    17  
    18  	err = os.Symlink("target", filepath.Join(tmpdir, "symlink"))
    19  	if err == nil {
    20  		return
    21  	}
    22  
    23  	err = err.(*os.LinkError).Err
    24  	switch err {
    25  	case syscall.EWINDOWS, syscall.ERROR_PRIVILEGE_NOT_HELD:
    26  		supportsSymlinks = false
    27  	}
    28  }
    29  
    30  func TestSameWindowsFile(t *testing.T) {
    31  	temp, err := ioutil.TempDir("", "TestSameWindowsFile")
    32  	if err != nil {
    33  		t.Fatal(err)
    34  	}
    35  	defer os.RemoveAll(temp)
    36  
    37  	wd, err := os.Getwd()
    38  	if err != nil {
    39  		t.Fatal(err)
    40  	}
    41  	err = os.Chdir(temp)
    42  	if err != nil {
    43  		t.Fatal(err)
    44  	}
    45  	defer os.Chdir(wd)
    46  
    47  	f, err := os.Create("a")
    48  	if err != nil {
    49  		t.Fatal(err)
    50  	}
    51  	f.Close()
    52  
    53  	ia1, err := os.Stat("a")
    54  	if err != nil {
    55  		t.Fatal(err)
    56  	}
    57  
    58  	path, err := filepath.Abs("a")
    59  	if err != nil {
    60  		t.Fatal(err)
    61  	}
    62  	ia2, err := os.Stat(path)
    63  	if err != nil {
    64  		t.Fatal(err)
    65  	}
    66  	if !os.SameFile(ia1, ia2) {
    67  		t.Errorf("files should be same")
    68  	}
    69  
    70  	p := filepath.VolumeName(path) + filepath.Base(path)
    71  	if err != nil {
    72  		t.Fatal(err)
    73  	}
    74  	ia3, err := os.Stat(p)
    75  	if err != nil {
    76  		t.Fatal(err)
    77  	}
    78  	if !os.SameFile(ia1, ia3) {
    79  		t.Errorf("files should be same")
    80  	}
    81  }