| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chrome/browser/chromeos/file_manager/file_watcher.h" |
| |
| #include "base/file_util.h" |
| #include "base/files/scoped_temp_dir.h" |
| #include "base/message_loop/message_loop.h" |
| #include "base/run_loop.h" |
| #include "content/public/test/test_browser_thread_bundle.h" |
| #include "google_apis/drive/test_util.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace file_manager { |
| namespace { |
| |
| using google_apis::test_util::CreateQuitCallback; |
| using google_apis::test_util::CreateCopyResultCallback; |
| |
| class FileManagerFileWatcherTest : public testing::Test { |
| public: |
| // Use IO_MAINLOOP so FilePathWatcher works in the fake FILE thread, which |
| // is actually shared with the main thread. |
| FileManagerFileWatcherTest() |
| : thread_bundle_(content::TestBrowserThreadBundle::IO_MAINLOOP) { |
| } |
| |
| private: |
| content::TestBrowserThreadBundle thread_bundle_; |
| }; |
| |
| TEST_F(FileManagerFileWatcherTest, AddAndRemoveOneExtensionId) { |
| const base::FilePath kVirtualPath = |
| base::FilePath::FromUTF8Unsafe("foo/bar.txt"); |
| const char kExtensionId[] = "extension-id"; |
| |
| FileWatcher file_watcher(kVirtualPath); |
| file_watcher.AddExtension(kExtensionId); |
| std::vector<std::string> extension_ids = file_watcher.GetExtensionIds(); |
| |
| ASSERT_EQ(1U, extension_ids.size()); |
| ASSERT_EQ(kExtensionId, extension_ids[0]); |
| |
| file_watcher.RemoveExtension(kExtensionId); |
| extension_ids = file_watcher.GetExtensionIds(); |
| ASSERT_EQ(0U, extension_ids.size()); |
| } |
| |
| TEST_F(FileManagerFileWatcherTest, AddAndRemoveMultipleExtensionIds) { |
| const base::FilePath kVirtualPath = |
| base::FilePath::FromUTF8Unsafe("foo/bar.txt"); |
| const char kExtensionFooId[] = "extension-foo-id"; |
| const char kExtensionBarId[] = "extension-bar-id"; |
| |
| FileWatcher file_watcher(kVirtualPath); |
| file_watcher.AddExtension(kExtensionFooId); |
| file_watcher.AddExtension(kExtensionBarId); |
| std::vector<std::string> extension_ids = file_watcher.GetExtensionIds(); |
| |
| // The list should be sorted. |
| ASSERT_EQ(2U, extension_ids.size()); |
| ASSERT_EQ(kExtensionBarId, extension_ids[0]); |
| ASSERT_EQ(kExtensionFooId, extension_ids[1]); |
| |
| // Remove Foo. Bar should remain. |
| file_watcher.RemoveExtension(kExtensionFooId); |
| extension_ids = file_watcher.GetExtensionIds(); |
| ASSERT_EQ(1U, extension_ids.size()); |
| ASSERT_EQ(kExtensionBarId, extension_ids[0]); |
| |
| // Remove Bar. Nothing should remain. |
| file_watcher.RemoveExtension(kExtensionBarId); |
| extension_ids = file_watcher.GetExtensionIds(); |
| ASSERT_EQ(0U, extension_ids.size()); |
| } |
| |
| TEST_F(FileManagerFileWatcherTest, AddSameExtensionMultipleTimes) { |
| const base::FilePath kVirtualPath = |
| base::FilePath::FromUTF8Unsafe("foo/bar.txt"); |
| const char kExtensionId[] = "extension-id"; |
| |
| FileWatcher file_watcher(kVirtualPath); |
| // Add three times. |
| file_watcher.AddExtension(kExtensionId); |
| file_watcher.AddExtension(kExtensionId); |
| file_watcher.AddExtension(kExtensionId); |
| |
| std::vector<std::string> extension_ids = file_watcher.GetExtensionIds(); |
| ASSERT_EQ(1U, extension_ids.size()); |
| ASSERT_EQ(kExtensionId, extension_ids[0]); |
| |
| // Remove 1st time. |
| file_watcher.RemoveExtension(kExtensionId); |
| extension_ids = file_watcher.GetExtensionIds(); |
| ASSERT_EQ(1U, extension_ids.size()); |
| |
| // Remove 2nd time. |
| file_watcher.RemoveExtension(kExtensionId); |
| extension_ids = file_watcher.GetExtensionIds(); |
| ASSERT_EQ(1U, extension_ids.size()); |
| |
| // Remove 3rd time. The extension ID should be gone now. |
| file_watcher.RemoveExtension(kExtensionId); |
| extension_ids = file_watcher.GetExtensionIds(); |
| ASSERT_EQ(0U, extension_ids.size()); |
| } |
| |
| TEST_F(FileManagerFileWatcherTest, WatchLocalFile) { |
| const base::FilePath kVirtualPath = |
| base::FilePath::FromUTF8Unsafe("foo/bar.txt"); |
| const char kExtensionId[] = "extension-id"; |
| |
| // Create a temporary directory. |
| base::ScopedTempDir temp_dir; |
| ASSERT_TRUE(temp_dir.CreateUniqueTempDir()); |
| |
| // See the comment at the end of this function for why scoped_ptr is used. |
| scoped_ptr<FileWatcher> file_watcher( |
| new FileWatcher(kVirtualPath)); |
| file_watcher->AddExtension(kExtensionId); |
| |
| // Start watching changes in the temporary directory. |
| base::FilePath changed_path; |
| bool watcher_created = false; |
| bool on_change_error = false; |
| base::RunLoop run_loop; |
| file_watcher->WatchLocalFile( |
| temp_dir.path(), |
| CreateQuitCallback( |
| &run_loop, |
| CreateCopyResultCallback(&changed_path, &on_change_error)), |
| CreateCopyResultCallback(&watcher_created)); |
| // Spin the message loop so the base::FilePathWatcher is created. |
| base::RunLoop().RunUntilIdle(); |
| ASSERT_TRUE(watcher_created); |
| |
| // Create a temporary file in the temporary directory. The file watcher |
| // should detect the change in the directory. |
| base::FilePath temp_file_path; |
| ASSERT_TRUE(base::CreateTemporaryFileInDir(temp_dir.path(), &temp_file_path)); |
| // Wait until the directory change is notified. |
| run_loop.Run(); |
| ASSERT_FALSE(on_change_error); |
| ASSERT_EQ(temp_dir.path().value(), changed_path.value()); |
| |
| // This is ugly, but FileWatcher should be deleted explicitly here, and |
| // spin the message loop so the base::FilePathWatcher is deleted. |
| // Otherwise, base::FilePathWatcher may detect a change when the temporary |
| // directory is deleted, which may result in crash. |
| file_watcher.reset(); |
| base::RunLoop().RunUntilIdle(); |
| } |
| |
| } // namespace |
| } // namespace file_manager. |