Move device notification impl out of chrome/browser/media_gallery

chrome/browser/media_gallery/media_device_notifications_utils_unittest.cc

-// Copyright (c) 2012 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/media_gallery/media_device_notifications_utils.h"
-
-#include "base/file_path.h"
-#include "base/file_util.h"
-#include "base/message_loop.h"
-#include "base/scoped_temp_dir.h"
-#include "content/public/test/test_browser_thread.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace chrome {
-
-namespace {
-
-#if defined(OS_WIN)
-const wchar_t kDCIMDirName[] = L"DCIM";
-#else
-const char kDCIMDirName[] = "DCIM";
-#endif
-
-}  // namespace
-
-using content::BrowserThread;
-
-class MediaDeviceNotificationUtilsTest : public testing::Test {
- public:
-  MediaDeviceNotificationUtilsTest()
-      : ui_thread_(BrowserThread::UI, &message_loop_),
-        file_thread_(BrowserThread::FILE) { }
-  virtual ~MediaDeviceNotificationUtilsTest() { }
-
-  // Verify mounted device type.
-  void checkDeviceType(const FilePath::StringType& mount_point,
-                       bool expected_val) {
-    if (expected_val)
-      EXPECT_TRUE(IsMediaDevice(mount_point));
-    else
-      EXPECT_FALSE(IsMediaDevice(mount_point));
-  }
-
- protected:
-  // Create mount point for the test device.
-  FilePath CreateMountPoint(bool create_dcim_dir) {
-    FilePath path(scoped_temp_dir_.path());
-    if (create_dcim_dir)
-      path = path.Append(kDCIMDirName);
-    if (!file_util::CreateDirectory(path))
-      return FilePath();
-    return scoped_temp_dir_.path();
-  }
-
-  virtual void SetUp() OVERRIDE {
-    ASSERT_TRUE(scoped_temp_dir_.CreateUniqueTempDir());
-    file_thread_.Start();
-  }
-
-  virtual void TearDown() {
-    WaitForFileThread();
-  }
-
-  static void PostQuitToUIThread() {
-    BrowserThread::PostTask(BrowserThread::UI,
-                            FROM_HERE,
-                            MessageLoop::QuitClosure());
-  }
-
-  static void WaitForFileThread() {
-    BrowserThread::PostTask(BrowserThread::FILE,
-                            FROM_HERE,
-                            base::Bind(&PostQuitToUIThread));
-    MessageLoop::current()->Run();
-  }
-
-  MessageLoop message_loop_;
-
- private:
-  content::TestBrowserThread ui_thread_;
-  content::TestBrowserThread file_thread_;
-  ScopedTempDir scoped_temp_dir_;
-};
-
-// Test to verify that IsMediaDevice() function returns true for the given
-// media device mount point.
-TEST_F(MediaDeviceNotificationUtilsTest, MediaDeviceAttached) {
-  // Create a dummy mount point with DCIM Directory.
-  FilePath mount_point(CreateMountPoint(true));
-  BrowserThread::PostTask(
-      BrowserThread::FILE, FROM_HERE,
-      base::Bind(&MediaDeviceNotificationUtilsTest::checkDeviceType,
-                 base::Unretained(this), mount_point.value(), true));
-  message_loop_.RunAllPending();
-}
-
-// Test to verify that IsMediaDevice() function returns false for a given
-// non-media device mount point.
-TEST_F(MediaDeviceNotificationUtilsTest, NonMediaDeviceAttached) {
-  // Create a dummy mount point without DCIM Directory.
-  FilePath mount_point(CreateMountPoint(false));
-  BrowserThread::PostTask(
-      BrowserThread::FILE, FROM_HERE,
-      base::Bind(&MediaDeviceNotificationUtilsTest::checkDeviceType,
-                 base::Unretained(this), mount_point.value(), false));
-  message_loop_.RunAllPending();
-}
-
-}  // namespace chrome