Clean up the Windows watcher.

pkg/watcher/test/directory_watcher/shared.dart

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 import 'package:scheduled_test/scheduled_test.dart';
 import 'package:watcher/src/utils.dart';
 
 import '../utils.dart';
 
 sharedTests() {
@@ skipping 60 matching lines @@
 
     startWatcher(dir: "dir");
 
     deleteDir("dir");
     inAnyOrder([
       isRemoveEvent("dir/a.txt"),
       isRemoveEvent("dir/b.txt")
     ]);
   });
 
+  test('when the watched directory is moved, removes all files', () {
+    writeFile("dir/a.txt");
+    writeFile("dir/b.txt");
+
+    startWatcher(dir: "dir");
+
+    renameDir("dir", "moved_dir");
+    createDir("dir");
+    inAnyOrder([
+      isRemoveEvent("dir/a.txt"),
+      isRemoveEvent("dir/b.txt")
+    ]);
+  });
+
   group("moves", () {
     test('notifies when a file is moved within the watched directory', () {
       writeFile("old.txt");
       startWatcher();
       renameFile("old.txt", "new.txt");
 
       inAnyOrder([
         isAddEvent("new.txt"),
         isRemoveEvent("old.txt")
       ]);
@@ skipping 184 matching lines @@
       deleteFile("dir/sub");
       renameDir("old", "dir/sub");
 
       var events = withPermutations((i, j, k)  =>
           isAddEvent("dir/sub/sub-$i/sub-$j/file-$k.txt"));
       events.add(isRemoveEvent("dir/sub"));
       inAnyOrder(events);
     });
   });
 }