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// 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.
#include "base/scoped_ptr.h"
#include "base/thread.h"
#include "base/timer.h"
#include "chrome/browser/chrome_thread.h"
#include "chrome/browser/sync/glue/database_model_worker.h"
#include "testing/gtest/include/gtest/gtest.h"
using base::OneShotTimer;
using base::Thread;
using base::TimeDelta;
using browser_sync::DatabaseModelWorker;
namespace {
class DatabaseModelWorkerTest : public testing::Test {
public:
DatabaseModelWorkerTest() :
did_do_work_(false),
db_thread_(ChromeThread::DB),
io_thread_(ChromeThread::IO, &io_loop_),
ALLOW_THIS_IN_INITIALIZER_LIST(method_factory_(this)) {};
bool did_do_work() { return did_do_work_; }
DatabaseModelWorker* worker() { return worker_.get(); }
OneShotTimer<DatabaseModelWorkerTest>* timer() { return &timer_; }
ScopedRunnableMethodFactory<DatabaseModelWorkerTest>* factory() {
return &method_factory_;
}
// Schedule DoWork to be executed on the DB thread and have the test fail if
// DoWork hasn't executed within 10 seconds.
void ScheduleWork() {
scoped_ptr<Closure> c(NewCallback(this, &DatabaseModelWorkerTest::DoWork));
timer()->Start(TimeDelta::FromSeconds(10),
this, &DatabaseModelWorkerTest::Timeout);
worker()->DoWorkAndWaitUntilDone(c.get());
}
// This is the work that will be scheduled to be done on the DB thread.
void DoWork() {
EXPECT_TRUE(ChromeThread::CurrentlyOn(ChromeThread::DB));
timer_.Stop(); // Stop the failure timer so the test succeeds.
ChromeThread::PostTask(
ChromeThread::IO, FROM_HERE, new MessageLoop::QuitTask());
did_do_work_ = true;
}
// This will be called by the OneShotTimer and make the test fail unless
// DoWork is called first.
void Timeout() {
ADD_FAILURE() << "Timed out waiting for work to be done on the DB thread.";
ChromeThread::PostTask(
ChromeThread::IO, FROM_HERE, new MessageLoop::QuitTask());
}
protected:
virtual void SetUp() {
db_thread_.Start();
worker_ = new DatabaseModelWorker();
}
virtual void Teardown() {
worker_.release();
db_thread_.Stop();
}
private:
bool did_do_work_;
scoped_refptr<DatabaseModelWorker> worker_;
OneShotTimer<DatabaseModelWorkerTest> timer_;
ChromeThread db_thread_;
MessageLoopForIO io_loop_;
ChromeThread io_thread_;
ScopedRunnableMethodFactory<DatabaseModelWorkerTest> method_factory_;
};
TEST_F(DatabaseModelWorkerTest, DoesWorkOnDatabaseThread) {
MessageLoop::current()->PostTask(FROM_HERE, factory()->NewRunnableMethod(
&DatabaseModelWorkerTest::ScheduleWork));
MessageLoop::current()->Run();
EXPECT_TRUE(did_do_work());
}
} // namespace
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