1 files changed, 152 insertions, 0 deletions
diff --git a/src/pkg/os/path_test.go b/src/pkg/os/path_test.go
new file mode 100644
index 000000000..bb6148920
--- /dev/null
+++ b/src/pkg/os/path_test.go
@@ -0,0 +1,152 @@
+// Copyright 2009 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 os
+
+import (
+	"os";
+	"testing";
+)
+
+func TestMkdirAll(t *testing.T) {
+	// Create new dir, in _obj so it will get
+	// cleaned up by make if not by us.
+	path := "_obj/_TestMkdirAll_/dir/./dir2";
+	err := MkdirAll(path, 0777);
+	if err != nil {
+		t.Fatalf("MkdirAll %q: %s", path, err);
+	}
+
+	// Already exists, should succeed.
+	err = MkdirAll(path, 0777);
+	if err != nil {
+		t.Fatalf("MkdirAll %q (second time): %s", path, err);
+	}
+
+	// Make file.
+	fpath := path + "/file";
+	fd, err := os.Open(fpath, os.O_WRONLY | os.O_CREAT, 0666);
+	if err != nil {
+		t.Fatalf("create %q: %s", fpath, err);
+	}
+
+	// Can't make directory named after file.
+	err = MkdirAll(fpath, 0777);
+	if err == nil {
+		t.Fatalf("MkdirAll %q: no error");
+	}
+	perr, ok := err.(*PathError);
+	if !ok {
+		t.Fatalf("MkdirAll %q returned %T, not *PathError", fpath, err);
+	}
+	if perr.Path != fpath {
+		t.Fatalf("MkdirAll %q returned wrong error path: %q not %q", fpath, perr.Path, fpath);
+	}
+
+	// Can't make subdirectory of file.
+	ffpath := fpath + "/subdir";
+	err = MkdirAll(ffpath, 0777);
+	if err == nil {
+		t.Fatalf("MkdirAll %q: no error");
+	}
+	perr, ok = err.(*PathError);
+	if !ok {
+		t.Fatalf("MkdirAll %q returned %T, not *PathError", ffpath, err);
+	}
+	if perr.Path != fpath {
+		t.Fatalf("MkdirAll %q returned wrong error path: %q not %q", ffpath, perr.Path, fpath);
+	}
+
+	RemoveAll("_obj/_TestMkdirAll_");
+}
+
+func TestRemoveAll(t *testing.T) {
+	// Work directory.
+	path := "_obj/_TestRemoveAll_";
+	fpath := path + "/file";
+	dpath := path + "/dir";
+
+	// Make directory with 1 file and remove.
+	if err := MkdirAll(path, 0777); err != nil {
+		t.Fatalf("MkdirAll %q: %s", path, err);
+	}
+	fd, err := os.Open(fpath, os.O_WRONLY | os.O_CREAT, 0666);
+	if err != nil {
+		t.Fatalf("create %q: %s", fpath, err);
+	}
+	fd.Close();
+	if err = RemoveAll(path); err != nil {
+		t.Fatalf("RemoveAll %q (first): %s", path, err);
+	}
+	if dir, err := os.Lstat(path); err == nil {
+		t.Fatalf("Lstat %q succeeded after RemoveAll (first)", path);
+	}
+
+	// Make directory with file and subdirectory and remove.
+	if err = MkdirAll(dpath, 0777); err != nil {
+		t.Fatalf("MkdirAll %q: %s", dpath, err);
+	}
+	fd, err = os.Open(fpath, os.O_WRONLY | os.O_CREAT, 0666);
+	if err != nil {
+		t.Fatalf("create %q: %s", fpath, err);
+	}
+	fd.Close();
+	fd, err = os.Open(dpath+"/file", os.O_WRONLY | os.O_CREAT, 0666);
+	if err != nil {
+		t.Fatalf("create %q: %s", fpath, err);
+	}
+	fd.Close();
+	if err = RemoveAll(path); err != nil {
+		t.Fatalf("RemoveAll %q (second): %s", path, err);
+	}
+	if dir, err := os.Lstat(path); err == nil {
+		t.Fatalf("Lstat %q succeeded after RemoveAll (second)", path);
+	}
+
+	// Make directory with file and subdirectory and trigger error.
+	if err = MkdirAll(dpath, 0777); err != nil {
+		t.Fatalf("MkdirAll %q: %s", dpath, err);
+	}
+
+	// TODO(rsc): toss tmp once bug152 is fixed
+	tmp := []string{fpath, dpath+"/file1", path+"/zzz"};
+	for i, s := range tmp {
+		fd, err = os.Open(s, os.O_WRONLY | os.O_CREAT, 0666);
+		if err != nil {
+			t.Fatalf("create %q: %s", s, err);
+		}
+		fd.Close();
+	}
+	if err = os.Chmod(dpath, 0); err != nil {
+		t.Fatalf("Chmod %q 0: %s", dpath, err);
+	}
+	if err = RemoveAll(path); err == nil {
+		dir, err := Lstat(path);
+		if err == nil {
+			t.Errorf("Can lstat %q after supposed RemoveAll", path);
+		}
+		t.Fatalf("RemoveAll %q succeeded with chmod 0 subdirectory", path, err);
+	}
+	perr, ok := err.(*PathError);
+	if !ok {
+		t.Fatalf("RemoveAll %q returned %T not *PathError", path, err);
+	}
+	if perr.Path != dpath {
+		t.Fatalf("RemoveAll %q failed at %q not %q", path, perr.Path, dpath);
+	}
+	if err = os.Chmod(dpath, 0777); err != nil {
+		t.Fatalf("Chmod %q 0777: %s", dpath, err);
+	}
+	for i, s := range []string{fpath, path+"/zzz"} {
+		if dir, err := os.Lstat(s); err == nil {
+			t.Fatalf("Lstat %q succeeded after partial RemoveAll", s);
+		}
+	}
+	if err = RemoveAll(path); err != nil {
+		t.Fatalf("RemoveAll %q after partial RemoveAll: %s", path, err);
+	}
+	if dir, err := os.Lstat(path); err == nil {
+		t.Fatalf("Lstat %q succeeded after RemoveAll (final)", path);
+	}
+}