Index: pkg/watcher/test/directory_watcher/shared.dart |
diff --git a/pkg/watcher/test/directory_watcher/shared.dart b/pkg/watcher/test/directory_watcher/shared.dart |
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+// 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 '../utils.dart'; |
+ |
+sharedTests() { |
+ test('does not notify for files that already exist when started', () { |
+ // Make some pre-existing files. |
+ writeFile("a.txt"); |
+ writeFile("b.txt"); |
+ |
+ startWatcher(); |
+ |
+ // Change one after the watcher is running. |
+ writeFile("b.txt", contents: "modified"); |
+ |
+ // We should get a modify event for the changed file, but no add events |
+ // for them before this. |
+ expectModifyEvent("b.txt"); |
+ }); |
+ |
+ test('notifies when a file is added', () { |
+ startWatcher(); |
+ writeFile("file.txt"); |
+ expectAddEvent("file.txt"); |
+ }); |
+ |
+ test('notifies when a file is modified', () { |
+ writeFile("file.txt"); |
+ startWatcher(); |
+ writeFile("file.txt", contents: "modified"); |
+ expectModifyEvent("file.txt"); |
+ }); |
+ |
+ test('notifies when a file is removed', () { |
+ writeFile("file.txt"); |
+ startWatcher(); |
+ deleteFile("file.txt"); |
+ expectRemoveEvent("file.txt"); |
+ }); |
+ |
+ test('notifies when a file is modified multiple times', () { |
+ writeFile("file.txt"); |
+ startWatcher(); |
+ writeFile("file.txt", contents: "modified"); |
+ expectModifyEvent("file.txt"); |
+ writeFile("file.txt", contents: "modified again"); |
+ expectModifyEvent("file.txt"); |
+ }); |
+ |
+ test('when the watched directory is deleted, removes all files', () { |
+ writeFile("dir/a.txt"); |
+ writeFile("dir/b.txt"); |
+ |
+ startWatcher(dir: "dir"); |
+ |
+ deleteDir("dir"); |
+ inAnyOrder(() { |
+ expectRemoveEvent("dir/a.txt"); |
+ expectRemoveEvent("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(() { |
+ expectAddEvent("new.txt"); |
+ expectRemoveEvent("old.txt"); |
+ }); |
+ }); |
+ |
+ test('notifies when a file is moved from outside the watched directory', |
+ () { |
+ writeFile("old.txt"); |
+ createDir("dir"); |
+ startWatcher(dir: "dir"); |
+ |
+ renameFile("old.txt", "dir/new.txt"); |
+ expectAddEvent("dir/new.txt"); |
+ }); |
+ |
+ test('notifies when a file is moved outside the watched directory', () { |
+ writeFile("dir/old.txt"); |
+ startWatcher(dir: "dir"); |
+ |
+ renameFile("dir/old.txt", "new.txt"); |
+ expectRemoveEvent("dir/old.txt"); |
+ }); |
+ }); |
+ |
+ group("clustered changes", () { |
+ test("doesn't notify when a file is created and then immediately removed", |
+ () { |
+ startWatcher(); |
+ writeFile("file.txt"); |
+ deleteFile("file.txt"); |
+ |
+ // [startWatcher] will assert that no events were fired. |
+ }); |
+ |
+ test("reports a modification when a file is deleted and then immediately " |
+ "recreated", () { |
+ writeFile("file.txt"); |
+ startWatcher(); |
+ |
+ deleteFile("file.txt"); |
+ writeFile("file.txt", contents: "re-created"); |
+ expectModifyEvent("file.txt"); |
+ }); |
+ |
+ test("reports a modification when a file is moved and then immediately " |
+ "recreated", () { |
+ writeFile("old.txt"); |
+ startWatcher(); |
+ |
+ renameFile("old.txt", "new.txt"); |
+ writeFile("old.txt", contents: "re-created"); |
+ inAnyOrder(() { |
+ expectModifyEvent("old.txt"); |
+ expectAddEvent("new.txt"); |
+ }); |
+ }); |
+ |
+ test("reports a removal when a file is modified and then immediately " |
+ "removed", () { |
+ writeFile("file.txt"); |
+ startWatcher(); |
+ |
+ writeFile("file.txt", contents: "modified"); |
+ deleteFile("file.txt"); |
+ expectRemoveEvent("file.txt"); |
+ }); |
+ |
+ test("reports an add when a file is added and then immediately modified", |
+ () { |
+ startWatcher(); |
+ |
+ writeFile("file.txt"); |
+ writeFile("file.txt", contents: "modified"); |
+ expectAddEvent("file.txt"); |
+ }); |
+ }); |
+ |
+ group("subdirectories", () { |
+ test('watches files in subdirectories', () { |
+ startWatcher(); |
+ writeFile("a/b/c/d/file.txt"); |
+ expectAddEvent("a/b/c/d/file.txt"); |
+ }); |
+ |
+ test('notifies when a subdirectory is moved within the watched directory ' |
+ 'and then its contents are modified', () { |
+ writeFile("old/file.txt"); |
+ startWatcher(); |
+ |
+ renameDir("old", "new"); |
+ inAnyOrder(() { |
+ expectRemoveEvent("old/file.txt"); |
+ expectAddEvent("new/file.txt"); |
+ }); |
+ |
+ writeFile("new/file.txt", contents: "modified"); |
+ expectModifyEvent("new/file.txt"); |
+ }); |
+ |
+ test('emits events for many nested files added at once', () { |
+ withPermutations((i, j, k) => |
+ writeFile("sub/sub-$i/sub-$j/file-$k.txt")); |
+ |
+ createDir("dir"); |
+ startWatcher(dir: "dir"); |
+ renameDir("sub", "dir/sub"); |
+ |
+ inAnyOrder(() { |
+ withPermutations((i, j, k) => |
+ expectAddEvent("dir/sub/sub-$i/sub-$j/file-$k.txt")); |
+ }); |
+ }); |
+ |
+ test('emits events for many nested files removed at once', () { |
+ withPermutations((i, j, k) => |
+ writeFile("dir/sub/sub-$i/sub-$j/file-$k.txt")); |
+ |
+ createDir("dir"); |
+ startWatcher(dir: "dir"); |
+ |
+ // Rename the directory rather than deleting it because native watchers |
+ // report a rename as a single DELETE event for the directory, whereas |
+ // they report recursive deletion with DELETE events for every file in the |
+ // directory. |
+ renameDir("dir/sub", "sub"); |
+ |
+ inAnyOrder(() { |
+ withPermutations((i, j, k) => |
+ expectRemoveEvent("dir/sub/sub-$i/sub-$j/file-$k.txt")); |
+ }); |
+ }); |
+ |
+ test('emits events for many nested files moved at once', () { |
+ withPermutations((i, j, k) => |
+ writeFile("dir/old/sub-$i/sub-$j/file-$k.txt")); |
+ |
+ createDir("dir"); |
+ startWatcher(dir: "dir"); |
+ renameDir("dir/old", "dir/new"); |
+ |
+ inAnyOrder(() { |
+ withPermutations((i, j, k) { |
+ expectRemoveEvent("dir/old/sub-$i/sub-$j/file-$k.txt"); |
+ expectAddEvent("dir/new/sub-$i/sub-$j/file-$k.txt"); |
+ }); |
+ }); |
+ }); |
+ }); |
+} |