133 lines
4.2 KiB
C++
133 lines
4.2 KiB
C++
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/*
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* libjingle
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* Copyright 2004--2011, Google Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "talk/base/messagequeue.h"
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#include "talk/base/bind.h"
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#include "talk/base/gunit.h"
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#include "talk/base/logging.h"
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#include "talk/base/thread.h"
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#include "talk/base/timeutils.h"
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#include "talk/base/nullsocketserver.h"
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using namespace talk_base;
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class MessageQueueTest: public testing::Test, public MessageQueue {
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public:
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bool IsLocked_Worker() {
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if (!crit_.TryEnter()) {
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return true;
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}
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crit_.Leave();
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return false;
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}
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bool IsLocked() {
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// We have to do this on a worker thread, or else the TryEnter will
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// succeed, since our critical sections are reentrant.
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Thread worker;
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worker.Start();
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return worker.Invoke<bool>(
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talk_base::Bind(&MessageQueueTest::IsLocked_Worker, this));
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}
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};
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struct DeletedLockChecker {
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DeletedLockChecker(MessageQueueTest* test, bool* was_locked, bool* deleted)
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: test(test), was_locked(was_locked), deleted(deleted) { }
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~DeletedLockChecker() {
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*deleted = true;
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*was_locked = test->IsLocked();
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}
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MessageQueueTest* test;
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bool* was_locked;
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bool* deleted;
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};
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static void DelayedPostsWithIdenticalTimesAreProcessedInFifoOrder(
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MessageQueue* q) {
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EXPECT_TRUE(q != NULL);
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TimeStamp now = Time();
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q->PostAt(now, NULL, 3);
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q->PostAt(now - 2, NULL, 0);
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q->PostAt(now - 1, NULL, 1);
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q->PostAt(now, NULL, 4);
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q->PostAt(now - 1, NULL, 2);
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Message msg;
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for (size_t i=0; i<5; ++i) {
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memset(&msg, 0, sizeof(msg));
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EXPECT_TRUE(q->Get(&msg, 0));
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EXPECT_EQ(i, msg.message_id);
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}
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EXPECT_FALSE(q->Get(&msg, 0)); // No more messages
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}
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TEST_F(MessageQueueTest,
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DelayedPostsWithIdenticalTimesAreProcessedInFifoOrder) {
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MessageQueue q;
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DelayedPostsWithIdenticalTimesAreProcessedInFifoOrder(&q);
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NullSocketServer nullss;
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MessageQueue q_nullss(&nullss);
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DelayedPostsWithIdenticalTimesAreProcessedInFifoOrder(&q_nullss);
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}
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TEST_F(MessageQueueTest, DisposeNotLocked) {
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bool was_locked = true;
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bool deleted = false;
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DeletedLockChecker* d = new DeletedLockChecker(this, &was_locked, &deleted);
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Dispose(d);
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Message msg;
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EXPECT_FALSE(Get(&msg, 0));
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EXPECT_TRUE(deleted);
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EXPECT_FALSE(was_locked);
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}
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class DeletedMessageHandler : public MessageHandler {
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public:
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explicit DeletedMessageHandler(bool* deleted) : deleted_(deleted) { }
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~DeletedMessageHandler() {
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*deleted_ = true;
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}
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void OnMessage(Message* msg) { }
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private:
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bool* deleted_;
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};
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TEST_F(MessageQueueTest, DiposeHandlerWithPostedMessagePending) {
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bool deleted = false;
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DeletedMessageHandler *handler = new DeletedMessageHandler(&deleted);
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// First, post a dispose.
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Dispose(handler);
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// Now, post a message, which should *not* be returned by Get().
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Post(handler, 1);
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Message msg;
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EXPECT_FALSE(Get(&msg, 0));
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EXPECT_TRUE(deleted);
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}
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