123 lines
3.3 KiB
C++
123 lines
3.3 KiB
C++
// Copyright 2014 Google Inc. All rights reserved.
|
|
//
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file or at
|
|
// https://developers.google.com/open-source/licenses/bsd
|
|
|
|
#include <gmock/gmock.h>
|
|
#include <gtest/gtest.h>
|
|
|
|
#include "base/bind.h"
|
|
#include "base/memory/scoped_ptr.h"
|
|
#include "base/synchronization/waitable_event.h"
|
|
#include "media/base/closure_thread.h"
|
|
|
|
using ::testing::DoAll;
|
|
using ::testing::Invoke;
|
|
using ::testing::Return;
|
|
|
|
namespace {
|
|
|
|
const char kThreadNamePrefix[] = "TestClosureThread";
|
|
|
|
// Mock operation for testing.
|
|
class MockOperation {
|
|
public:
|
|
MOCK_METHOD0(DoSomething, bool());
|
|
};
|
|
|
|
} // namespace
|
|
|
|
namespace edash_packager {
|
|
namespace media {
|
|
|
|
class ClosureThreadTest : public ::testing::Test {
|
|
public:
|
|
ClosureThreadTest()
|
|
: thread_(
|
|
new ClosureThread(kThreadNamePrefix,
|
|
base::Bind(&ClosureThreadTest::ClosureCallback,
|
|
base::Unretained(this)))),
|
|
val_(0) {}
|
|
|
|
virtual ~ClosureThreadTest() {}
|
|
|
|
void ClosureCallback() {
|
|
// Exit the loop if DoSomething return false.
|
|
while (operation_.DoSomething())
|
|
continue;
|
|
}
|
|
|
|
void IncrementVal() { ++val_; }
|
|
|
|
protected:
|
|
int val() { return val_; }
|
|
void set_val(int val) { val_ = val; }
|
|
|
|
MockOperation operation_;
|
|
scoped_ptr<ClosureThread> thread_;
|
|
|
|
private:
|
|
int val_;
|
|
|
|
DISALLOW_COPY_AND_ASSIGN(ClosureThreadTest);
|
|
};
|
|
|
|
TEST_F(ClosureThreadTest, Basic) {
|
|
EXPECT_CALL(operation_, DoSomething()).WillOnce(Return(false));
|
|
|
|
ASSERT_EQ(kThreadNamePrefix, thread_->name_prefix());
|
|
ASSERT_FALSE(thread_->HasBeenStarted());
|
|
thread_->Start();
|
|
ASSERT_TRUE(thread_->HasBeenStarted());
|
|
thread_->Join();
|
|
}
|
|
|
|
TEST_F(ClosureThreadTest, CheckInteraction) {
|
|
base::WaitableEvent event_in_thread(true, false);
|
|
base::WaitableEvent event_in_main(true, false);
|
|
set_val(8);
|
|
|
|
// Expect the operation to be invoked twice:
|
|
// 1) When invoked for the first time, increment the value then wait
|
|
// for the signal from main event and return true to continue;
|
|
// 2) When invoked for the second time, increment the value again and
|
|
// return true to quit the closure loop.
|
|
EXPECT_CALL(operation_, DoSomething())
|
|
.WillOnce(DoAll(Invoke(this, &ClosureThreadTest::IncrementVal),
|
|
Invoke(&event_in_main, &base::WaitableEvent::Signal),
|
|
Invoke(&event_in_thread, &base::WaitableEvent::Wait),
|
|
Return(true)))
|
|
.WillOnce(DoAll(Invoke(this, &ClosureThreadTest::IncrementVal),
|
|
Return(false)));
|
|
|
|
thread_->Start();
|
|
|
|
// Wait until |thread_| signals the main thread.
|
|
event_in_main.Wait();
|
|
EXPECT_EQ(9, val());
|
|
|
|
// Signal |thread_| to continue.
|
|
event_in_thread.Signal();
|
|
thread_->Join();
|
|
EXPECT_EQ(10, val());
|
|
}
|
|
|
|
TEST_F(ClosureThreadTest, NotJoined) {
|
|
EXPECT_CALL(operation_, DoSomething()).WillOnce(Return(false));
|
|
|
|
thread_->Start();
|
|
// Destroy the thread. The thread should be joined automatically.
|
|
thread_.reset();
|
|
}
|
|
|
|
// Expect death if the thread is destroyed without being started.
|
|
TEST_F(ClosureThreadTest, NotStarted) {
|
|
ASSERT_FALSE(thread_->HasBeenStarted());
|
|
ClosureThread* thread = thread_.release();
|
|
EXPECT_DEBUG_DEATH(delete thread, ".*Check failed: HasBeenStarted.*");
|
|
}
|
|
|
|
} // namespace media
|
|
} // namespace edash_packager
|