Implemented BluetoothTaskManagerWin class.

device/bluetooth/bluetooth_task_manager_win_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 "base/memory/ref_counted.h"
+#include "base/message_loop.h"
+#include "base/run_loop.h"
+#include "content/public/test/test_browser_thread.h"
+#include "device/bluetooth/bluetooth_task_manager_win.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace {
+
+class BluetoothTaskObserver : public device::BluetoothTaskManagerWin::Observer {
+ public:
+  BluetoothTaskObserver() : updated_(false) {
+  }
+
+  virtual ~BluetoothTaskObserver() {
+  }
+
+  virtual void AdapterStateChanged(
+    const device::BluetoothTaskManagerWin::AdapterState& state) {
+    updated_ = true;
+  }
+
+  bool updated() const {
+    return updated_;
+  }
+
+ private:
+   bool updated_;
+};
+
+}  // namespace
+
+namespace device {
+
+class BluetoothTaskManagerWinTest : public testing::Test {
+ public:
+  BluetoothTaskManagerWinTest()
+      : ui_thread_(content::BrowserThread::UI, &ui_loop_),
+        task_manager_(new BluetoothTaskManagerWin()) {
+  }
+
+  virtual void SetUp() {
+    task_manager_->AddObserver(&observer_);
+  }
+
+  virtual void TearDown() {
+    task_manager_->RemoveObserver(&observer_);
+  }
+
+ protected:
+  MessageLoopForUI ui_loop_;
+  content::TestBrowserThread ui_thread_;
+  scoped_refptr<BluetoothTaskManagerWin> task_manager_;
+  BluetoothTaskObserver observer_;
+};
+
+TEST_F(BluetoothTaskManagerWinTest, NotifyObserver) {
+  task_manager_->StartThread();
+  base::RunLoop run_loop;
+  MessageLoop::current()->PostDelayedTask(
+    FROM_HERE,
+    run_loop.QuitClosure(),
+    base::TimeDelta::FromMilliseconds(100));
+
+  run_loop.Run();
+  task_manager_->StopThread();
+  EXPECT_TRUE(observer_.updated());
+}
+
+}  // namespace device