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// Copyright (c) 2006-2008 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/message_loop.h"
#include "base/task.h"
#include "base/timer.h"
#include "testing/gtest/include/gtest/gtest.h"
using base::TimeDelta;
namespace {
class OneShotTimerTester {
public:
OneShotTimerTester(bool* did_run) : did_run_(did_run) {
}
void Start() {
timer_.Start(TimeDelta::FromMilliseconds(10), this,
&OneShotTimerTester::Run);
}
private:
void Run() {
*did_run_ = true;
MessageLoop::current()->Quit();
}
bool* did_run_;
base::OneShotTimer<OneShotTimerTester> timer_;
};
class RepeatingTimerTester {
public:
RepeatingTimerTester(bool* did_run) : did_run_(did_run), counter_(10) {
}
void Start() {
timer_.Start(TimeDelta::FromMilliseconds(10), this,
&RepeatingTimerTester::Run);
}
private:
void Run() {
if (--counter_ == 0) {
*did_run_ = true;
MessageLoop::current()->Quit();
}
}
bool* did_run_;
int counter_;
base::RepeatingTimer<RepeatingTimerTester> timer_;
};
void RunTest_OneShotTimer(MessageLoop::Type message_loop_type) {
MessageLoop loop(message_loop_type);
bool did_run = false;
OneShotTimerTester f(&did_run);
f.Start();
MessageLoop::current()->Run();
EXPECT_TRUE(did_run);
}
void RunTest_OneShotTimer_Cancel(MessageLoop::Type message_loop_type) {
MessageLoop loop(message_loop_type);
bool did_run_a = false;
OneShotTimerTester* a = new OneShotTimerTester(&did_run_a);
// This should run before the timer expires.
MessageLoop::current()->DeleteSoon(FROM_HERE, a);
// Now start the timer.
a->Start();
bool did_run_b = false;
OneShotTimerTester b(&did_run_b);
b.Start();
MessageLoop::current()->Run();
EXPECT_FALSE(did_run_a);
EXPECT_TRUE(did_run_b);
}
void RunTest_RepeatingTimer(MessageLoop::Type message_loop_type) {
MessageLoop loop(message_loop_type);
bool did_run = false;
RepeatingTimerTester f(&did_run);
f.Start();
MessageLoop::current()->Run();
EXPECT_TRUE(did_run);
}
void RunTest_RepeatingTimer_Cancel(MessageLoop::Type message_loop_type) {
MessageLoop loop(message_loop_type);
bool did_run_a = false;
RepeatingTimerTester* a = new RepeatingTimerTester(&did_run_a);
// This should run before the timer expires.
MessageLoop::current()->DeleteSoon(FROM_HERE, a);
// Now start the timer.
a->Start();
bool did_run_b = false;
RepeatingTimerTester b(&did_run_b);
b.Start();
MessageLoop::current()->Run();
EXPECT_FALSE(did_run_a);
EXPECT_TRUE(did_run_b);
}
} // namespace
//-----------------------------------------------------------------------------
// Each test is run against each type of MessageLoop. That way we are sure
// that timers work properly in all configurations.
TEST(TimerTest, OneShotTimer) {
RunTest_OneShotTimer(MessageLoop::TYPE_DEFAULT);
RunTest_OneShotTimer(MessageLoop::TYPE_UI);
RunTest_OneShotTimer(MessageLoop::TYPE_IO);
}
TEST(TimerTest, OneShotTimer_Cancel) {
RunTest_OneShotTimer_Cancel(MessageLoop::TYPE_DEFAULT);
RunTest_OneShotTimer_Cancel(MessageLoop::TYPE_UI);
RunTest_OneShotTimer_Cancel(MessageLoop::TYPE_IO);
}
TEST(TimerTest, RepeatingTimer) {
RunTest_RepeatingTimer(MessageLoop::TYPE_DEFAULT);
RunTest_RepeatingTimer(MessageLoop::TYPE_UI);
RunTest_RepeatingTimer(MessageLoop::TYPE_IO);
}
TEST(TimerTest, RepeatingTimer_Cancel) {
RunTest_RepeatingTimer_Cancel(MessageLoop::TYPE_DEFAULT);
RunTest_RepeatingTimer_Cancel(MessageLoop::TYPE_UI);
RunTest_RepeatingTimer_Cancel(MessageLoop::TYPE_IO);
}
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