device_data_provider_unittest.cc revision c2e0dbddbe15c98d52c4786dac06cb8952a8ae6d 
1// Copyright (c) 2012 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "base/threading/platform_thread.h"
6#include "content/browser/geolocation/device_data_provider.h"
7#include "content/browser/geolocation/wifi_data_provider_common.h"
8#include "testing/gtest/include/gtest/gtest.h"
9
10namespace content {
11
12class NullWifiDataListenerInterface
13    : public WifiDataProviderCommon::ListenerInterface {
14 public:
15  // ListenerInterface
16  virtual void DeviceDataUpdateAvailable(
17      DeviceDataProvider<WifiData>* provider) OVERRIDE {}
18};
19
20TEST(GeolocationDeviceDataProviderWifiData, CreateDestroy) {
21  // See http://crbug.com/59913 .  The main_message_loop is not required to be
22  // run for correct behaviour, but we run it in this test to help smoke out
23  // any race conditions between processing in the main loop and the setup /
24  // tear down of the DeviceDataProvider thread.
25  base::MessageLoopForUI main_message_loop;
26  NullWifiDataListenerInterface listener;
27  for (int i = 0; i < 10; i++) {
28    DeviceDataProvider<WifiData>::Register(&listener);
29    for (int j = 0; j < 10; j++) {
30      base::PlatformThread::Sleep(base::TimeDelta());
31      main_message_loop.RunUntilIdle();  // See comment above
32    }
33    DeviceDataProvider<WifiData>::Unregister(&listener);
34    for (int j = 0; j < 10; j++) {
35      base::PlatformThread::Sleep(base::TimeDelta());
36      main_message_loop.RunUntilIdle();  // See comment above
37    }
38  }
39}
40
41}  // namespace content
42