chromium/base/synchronization/waitable_event_unittest.cc

// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/40284755): Remove this and spanify to fix the errors.
#pragma allow_unsafe_buffers
#endif

#include "base/synchronization/waitable_event.h"

#include <stddef.h>

#include <algorithm>

#include "base/compiler_specific.h"
#include "base/memory/raw_ptr.h"
#include "base/threading/platform_thread.h"
#include "base/time/time.h"
#include "build/build_config.h"
#include "testing/gtest/include/gtest/gtest.h"

namespace base {

TEST(WaitableEventTest, ManualBasics) { … }

TEST(WaitableEventTest, ManualInitiallySignaled) { … }

TEST(WaitableEventTest, AutoBasics) { … }

TEST(WaitableEventTest, AutoInitiallySignaled) { … }

TEST(WaitableEventTest, WaitManyShortcut) { … }

TEST(WaitableEventTest, WaitManyLeftToRight) { … }

class WaitableEventSignaler : public PlatformThread::Delegate { … };

// Tests that a WaitableEvent can be safely deleted when |Wait| is done without
// additional synchronization.
TEST(WaitableEventTest, WaitAndDelete) { … }

// Tests that a WaitableEvent can be safely deleted when |WaitMany| is done
// without additional synchronization.
TEST(WaitableEventTest, WaitMany) { … }

// Tests that using TimeDelta::Max() on TimedWait() is not the same as passing
// a timeout of 0. (crbug.com/465948)
TEST(WaitableEventTest, TimedWait) { … }

// Tests that a sub-ms TimedWait doesn't time out promptly.
TEST(WaitableEventTest, SubMsTimedWait) { … }

// Tests that timeouts of zero return immediately (true if already signaled,
// false otherwise).
TEST(WaitableEventTest, ZeroTimeout) { … }

// Same as ZeroTimeout for negative timeouts.
TEST(WaitableEventTest, NegativeTimeout) { … }

}  // namespace base