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Unified Diff: base/synchronization/waitable_event_unittest.cc

Issue 1647803004: Move base to DEPS (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 4 years, 11 months ago
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Index: base/synchronization/waitable_event_unittest.cc
diff --git a/base/synchronization/waitable_event_unittest.cc b/base/synchronization/waitable_event_unittest.cc
deleted file mode 100644
index be56cf171a14798184e8f4e4a29b5830264fe87a..0000000000000000000000000000000000000000
--- a/base/synchronization/waitable_event_unittest.cc
+++ /dev/null
@@ -1,150 +0,0 @@
-// 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/synchronization/waitable_event.h"
-
-#include "base/compiler_specific.h"
-#include "base/threading/platform_thread.h"
-#include "base/time/time.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace base {
-
-TEST(WaitableEventTest, ManualBasics) {
- WaitableEvent event(true, false);
-
- EXPECT_FALSE(event.IsSignaled());
-
- event.Signal();
- EXPECT_TRUE(event.IsSignaled());
- EXPECT_TRUE(event.IsSignaled());
-
- event.Reset();
- EXPECT_FALSE(event.IsSignaled());
- EXPECT_FALSE(event.TimedWait(TimeDelta::FromMilliseconds(10)));
-
- event.Signal();
- event.Wait();
- EXPECT_TRUE(event.TimedWait(TimeDelta::FromMilliseconds(10)));
-}
-
-TEST(WaitableEventTest, AutoBasics) {
- WaitableEvent event(false, false);
-
- EXPECT_FALSE(event.IsSignaled());
-
- event.Signal();
- EXPECT_TRUE(event.IsSignaled());
- EXPECT_FALSE(event.IsSignaled());
-
- event.Reset();
- EXPECT_FALSE(event.IsSignaled());
- EXPECT_FALSE(event.TimedWait(TimeDelta::FromMilliseconds(10)));
-
- event.Signal();
- event.Wait();
- EXPECT_FALSE(event.TimedWait(TimeDelta::FromMilliseconds(10)));
-
- event.Signal();
- EXPECT_TRUE(event.TimedWait(TimeDelta::FromMilliseconds(10)));
-}
-
-TEST(WaitableEventTest, WaitManyShortcut) {
- WaitableEvent* ev[5];
- for (unsigned i = 0; i < 5; ++i)
- ev[i] = new WaitableEvent(false, false);
-
- ev[3]->Signal();
- EXPECT_EQ(WaitableEvent::WaitMany(ev, 5), 3u);
-
- ev[3]->Signal();
- EXPECT_EQ(WaitableEvent::WaitMany(ev, 5), 3u);
-
- ev[4]->Signal();
- EXPECT_EQ(WaitableEvent::WaitMany(ev, 5), 4u);
-
- ev[0]->Signal();
- EXPECT_EQ(WaitableEvent::WaitMany(ev, 5), 0u);
-
- for (unsigned i = 0; i < 5; ++i)
- delete ev[i];
-}
-
-class WaitableEventSignaler : public PlatformThread::Delegate {
- public:
- WaitableEventSignaler(TimeDelta delay, WaitableEvent* event)
- : delay_(delay),
- event_(event) {
- }
-
- void ThreadMain() override {
- PlatformThread::Sleep(delay_);
- event_->Signal();
- }
-
- private:
- const TimeDelta delay_;
- WaitableEvent* event_;
-};
-
-// Tests that a WaitableEvent can be safely deleted when |Wait| is done without
-// additional synchronization.
-TEST(WaitableEventTest, WaitAndDelete) {
- WaitableEvent* ev = new WaitableEvent(false, false);
-
- WaitableEventSignaler signaler(TimeDelta::FromMilliseconds(10), ev);
- PlatformThreadHandle thread;
- PlatformThread::Create(0, &signaler, &thread);
-
- ev->Wait();
- delete ev;
-
- PlatformThread::Join(thread);
-}
-
-// Tests that a WaitableEvent can be safely deleted when |WaitMany| is done
-// without additional synchronization.
-TEST(WaitableEventTest, WaitMany) {
- WaitableEvent* ev[5];
- for (unsigned i = 0; i < 5; ++i)
- ev[i] = new WaitableEvent(false, false);
-
- WaitableEventSignaler signaler(TimeDelta::FromMilliseconds(10), ev[2]);
- PlatformThreadHandle thread;
- PlatformThread::Create(0, &signaler, &thread);
-
- size_t index = WaitableEvent::WaitMany(ev, 5);
-
- for (unsigned i = 0; i < 5; ++i)
- delete ev[i];
-
- PlatformThread::Join(thread);
- EXPECT_EQ(2u, index);
-}
-
-// Tests that using TimeDelta::Max() on TimedWait() is not the same as passing
-// a timeout of 0. (crbug.com/465948)
-#if defined(OS_POSIX)
-// crbug.com/465948 not fixed yet.
-#define MAYBE_TimedWait DISABLED_TimedWait
-#else
-#define MAYBE_TimedWait TimedWait
-#endif
-TEST(WaitableEventTest, MAYBE_TimedWait) {
- WaitableEvent* ev = new WaitableEvent(false, false);
-
- TimeDelta thread_delay = TimeDelta::FromMilliseconds(10);
- WaitableEventSignaler signaler(thread_delay, ev);
- PlatformThreadHandle thread;
- TimeTicks start = TimeTicks::Now();
- PlatformThread::Create(0, &signaler, &thread);
-
- ev->TimedWait(TimeDelta::Max());
- EXPECT_GE(TimeTicks::Now() - start, thread_delay);
- delete ev;
-
- PlatformThread::Join(thread);
-}
-
-} // namespace base
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