1/*
2 *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
3 *
4 *  Use of this source code is governed by a BSD-style license
5 *  that can be found in the LICENSE file in the root of the source
6 *  tree. An additional intellectual property rights grant can be found
7 *  in the file PATENTS.  All contributing project authors may
8 *  be found in the AUTHORS file in the root of the source tree.
9 */
10
11#include "webrtc/system_wrappers/interface/thread_wrapper.h"
12
13#include "testing/gtest/include/gtest/gtest.h"
14#include "webrtc/system_wrappers/interface/scoped_ptr.h"
15#include "webrtc/system_wrappers/interface/sleep.h"
16
17namespace webrtc {
18
19// Function that does nothing, and reports success.
20bool NullRunFunction(void* obj) {
21  SleepMs(0);  // Hand over timeslice, prevents busy looping.
22  return true;
23}
24
25TEST(ThreadTest, StartStop) {
26  ThreadWrapper* thread = ThreadWrapper::CreateThread(&NullRunFunction, NULL);
27  unsigned int id = 42;
28  ASSERT_TRUE(thread->Start(id));
29  EXPECT_TRUE(thread->Stop());
30  delete thread;
31}
32
33// Function that sets a boolean.
34bool SetFlagRunFunction(void* obj) {
35  bool* obj_as_bool = static_cast<bool*>(obj);
36  *obj_as_bool = true;
37  SleepMs(0);  // Hand over timeslice, prevents busy looping.
38  return true;
39}
40
41TEST(ThreadTest, RunFunctionIsCalled) {
42  bool flag = false;
43  ThreadWrapper* thread = ThreadWrapper::CreateThread(&SetFlagRunFunction,
44                                                      &flag);
45  unsigned int id = 42;
46  ASSERT_TRUE(thread->Start(id));
47
48  // At this point, the flag may be either true or false.
49  EXPECT_TRUE(thread->Stop());
50
51  // We expect the thread to have run at least once.
52  EXPECT_TRUE(flag);
53  delete thread;
54}
55
56}  // namespace webrtc
57