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/*
* Copyright (C) 2017 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include <wtf/HashSet.h>
#include <wtf/Ref.h>
#include <wtf/ThreadMessage.h>
#include <wtf/Vector.h>
static void runThreadMessageTest(unsigned numSenders, unsigned numMessages)
{
Atomic<bool> receiverShouldKeepRunning(true);
RefPtr<Thread> receiverThread = Thread::create("ThreadMessage receiver", [&receiverShouldKeepRunning] () {
while (receiverShouldKeepRunning.load()) { }
});
ASSERT_TRUE(receiverThread);
Vector<RefPtr<Thread>> senderThreads(numSenders);
Vector<unsigned> messagesRun(numSenders);
Vector<unsigned> handlersRun(numSenders);
messagesRun.fill(0);
handlersRun.fill(0);
for (unsigned senderID = 0; senderID < numSenders; ++senderID) {
senderThreads[senderID] = Thread::create("ThreadMessage sender", [senderID, numMessages, receiverThread, &messagesRun, &handlersRun] () {
for (unsigned i = 0; i < numMessages; ++i) {
WTF::MessageStatus status;
{
ThreadSuspendLocker locker;
status = sendMessage(locker, *receiverThread.get(), [senderID, &handlersRun] (PlatformRegisters&) {
handlersRun[senderID]++;
});
}
EXPECT_TRUE(status == WTF::MessageStatus::MessageRan);
messagesRun[senderID]++;
}
});
ASSERT_TRUE(senderThreads[senderID]);
}
for (unsigned i = 0; i < numSenders; ++i)
senderThreads[i]->waitForCompletion();
receiverShouldKeepRunning.store(false);
receiverThread->waitForCompletion();
for (unsigned i = 0; i < numSenders; ++i) {
EXPECT_EQ(numMessages, messagesRun[i]);
EXPECT_EQ(numMessages, handlersRun[i]);
}
}
TEST(ThreadMessage, Basic)
{
runThreadMessageTest(1, 1);
runThreadMessageTest(1, 100);
}
TEST(ThreadMessage, MultipleSenders)
{
runThreadMessageTest(10, 1);
runThreadMessageTest(10, 100);
runThreadMessageTest(10, 10000);
}
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