| // Copyright (c) 2010 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. |
| |
| // Tests of CancellationFlag class. |
| |
| #include "base/cancellation_flag.h" |
| |
| #include "base/logging.h" |
| #include "base/message_loop.h" |
| #include "base/spin_wait.h" |
| #include "base/time.h" |
| #include "base/thread.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "testing/platform_test.h" |
| |
| using base::CancellationFlag; |
| using base::TimeDelta; |
| using base::Thread; |
| |
| namespace { |
| |
| //------------------------------------------------------------------------------ |
| // Define our test class. |
| //------------------------------------------------------------------------------ |
| |
| class CancelTask : public Task { |
| public: |
| explicit CancelTask(CancellationFlag* flag) : flag_(flag) {} |
| virtual void Run() { |
| ASSERT_DEBUG_DEATH(flag_->Set(), ""); |
| } |
| private: |
| CancellationFlag* flag_; |
| }; |
| |
| TEST(CancellationFlagTest, SimpleSingleThreadedTest) { |
| CancellationFlag flag; |
| ASSERT_FALSE(flag.IsSet()); |
| flag.Set(); |
| ASSERT_TRUE(flag.IsSet()); |
| } |
| |
| TEST(CancellationFlagTest, DoubleSetTest) { |
| CancellationFlag flag; |
| ASSERT_FALSE(flag.IsSet()); |
| flag.Set(); |
| ASSERT_TRUE(flag.IsSet()); |
| flag.Set(); |
| ASSERT_TRUE(flag.IsSet()); |
| } |
| |
| TEST(CancellationFlagTest, SetOnDifferentThreadDeathTest) { |
| // Checks that Set() can't be called from any other thread. |
| // CancellationFlag should die on a DCHECK if Set() is called from |
| // other thread. |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| Thread t("CancellationFlagTest.SetOnDifferentThreadDeathTest"); |
| ASSERT_TRUE(t.Start()); |
| ASSERT_TRUE(t.message_loop()); |
| ASSERT_TRUE(t.IsRunning()); |
| |
| CancellationFlag flag; |
| t.message_loop()->PostTask(FROM_HERE, new CancelTask(&flag)); |
| } |
| |
| } // namespace |