gecko-dev/xpcom/tests/gtest/TestEventTargetQI.cpp

96 строки
2.5 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/LazyIdleThread.h"
#include "mozilla/SharedThreadPool.h"
#include "mozilla/SystemGroup.h"
#include "mozilla/ThrottledEventQueue.h"
#include "nsComponentManagerUtils.h"
#include "nsCOMPtr.h"
#include "nsThreadPool.h"
#include "nsThreadUtils.h"
#include "nsXPCOM.h"
#include "nsXPCOMCIDInternal.h"
#include "gtest/gtest.h"
using namespace mozilla;
// Cast the pointer to nsISupports* before doing the QI in order to avoid
// a static assert intended to prevent trivial QIs.
template <typename TargetInterface, typename SourcePtr>
bool TestQITo(SourcePtr& aPtr1) {
nsCOMPtr<TargetInterface> aPtr2 =
do_QueryInterface(static_cast<nsISupports*>(aPtr1.get()));
return (bool)aPtr2;
}
TEST(TestEventTargetQI, ThreadPool)
{
nsCOMPtr<nsIThreadPool> thing = new nsThreadPool();
EXPECT_FALSE(TestQITo<nsISerialEventTarget>(thing));
EXPECT_TRUE(TestQITo<nsIEventTarget>(thing));
thing->Shutdown();
}
TEST(TestEventTargetQI, SharedThreadPool)
{
nsCOMPtr<nsIThreadPool> thing =
SharedThreadPool::Get(NS_LITERAL_CSTRING("TestPool"), 1);
EXPECT_TRUE(thing);
EXPECT_FALSE(TestQITo<nsISerialEventTarget>(thing));
EXPECT_TRUE(TestQITo<nsIEventTarget>(thing));
}
TEST(TestEventTargetQI, Thread)
{
nsCOMPtr<nsIThread> thing = do_GetCurrentThread();
EXPECT_TRUE(thing);
EXPECT_TRUE(TestQITo<nsISerialEventTarget>(thing));
EXPECT_TRUE(TestQITo<nsIEventTarget>(thing));
}
TEST(TestEventTargetQI, ThrottledEventQueue)
{
nsCOMPtr<nsIThread> thread = do_GetCurrentThread();
RefPtr<ThrottledEventQueue> thing = ThrottledEventQueue::Create(thread);
EXPECT_TRUE(thing);
EXPECT_TRUE(TestQITo<nsISerialEventTarget>(thing));
EXPECT_TRUE(TestQITo<nsIEventTarget>(thing));
}
TEST(TestEventTargetQI, LazyIdleThread)
{
nsCOMPtr<nsIThread> thing =
new LazyIdleThread(0, NS_LITERAL_CSTRING("TestThread"));
EXPECT_TRUE(thing);
EXPECT_TRUE(TestQITo<nsISerialEventTarget>(thing));
EXPECT_TRUE(TestQITo<nsIEventTarget>(thing));
thing->Shutdown();
}
TEST(TestEventTargetQI, SchedulerGroup)
{
nsCOMPtr<nsIEventTarget> thing =
SystemGroup::EventTargetFor(TaskCategory::Other);
EXPECT_TRUE(thing);
EXPECT_TRUE(TestQITo<nsISerialEventTarget>(thing));
EXPECT_TRUE(TestQITo<nsIEventTarget>(thing));
}