1 files changed, 81 insertions, 0 deletions
diff --git a/src/os/os_windows_test.go b/src/os/os_windows_test.go
new file mode 100644
index 000000000..fd96713ea
--- /dev/null
+++ b/src/os/os_windows_test.go
@@ -0,0 +1,81 @@
+package os_test
+
+import (
+	"io/ioutil"
+	"os"
+	"path/filepath"
+	"syscall"
+	"testing"
+)
+
+func init() {
+	tmpdir, err := ioutil.TempDir("", "symtest")
+	if err != nil {
+		panic("failed to create temp directory: " + err.Error())
+	}
+	defer os.RemoveAll(tmpdir)
+
+	err = os.Symlink("target", filepath.Join(tmpdir, "symlink"))
+	if err == nil {
+		return
+	}
+
+	err = err.(*os.LinkError).Err
+	switch err {
+	case syscall.EWINDOWS, syscall.ERROR_PRIVILEGE_NOT_HELD:
+		supportsSymlinks = false
+	}
+}
+
+func TestSameWindowsFile(t *testing.T) {
+	temp, err := ioutil.TempDir("", "TestSameWindowsFile")
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer os.RemoveAll(temp)
+
+	wd, err := os.Getwd()
+	if err != nil {
+		t.Fatal(err)
+	}
+	err = os.Chdir(temp)
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer os.Chdir(wd)
+
+	f, err := os.Create("a")
+	if err != nil {
+		t.Fatal(err)
+	}
+	f.Close()
+
+	ia1, err := os.Stat("a")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	path, err := filepath.Abs("a")
+	if err != nil {
+		t.Fatal(err)
+	}
+	ia2, err := os.Stat(path)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !os.SameFile(ia1, ia2) {
+		t.Errorf("files should be same")
+	}
+
+	p := filepath.VolumeName(path) + filepath.Base(path)
+	if err != nil {
+		t.Fatal(err)
+	}
+	ia3, err := os.Stat(p)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !os.SameFile(ia1, ia3) {
+		t.Errorf("files should be same")
+	}
+}