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/*
* Copyright (c) 2007, Michael Feathers, James Grenning and Bas Vodde
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of the <organization> nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE EARLIER MENTIONED AUTHORS ``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 <copyright holder> 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 "CppUTest/TestHarness.h"
#include "CppUTestExt/MockSupport.h"
#include "EventDispatcher.h"
class ObserverMock : public EventObserver
{
public:
virtual void notify(const Event& event, int timeOutInSeconds)
{
mock().actualCall("notify").onObject(this).withParameterOfType("Event", "event", (void*) &event).withParameter("timeOutInSeconds", timeOutInSeconds);
}
virtual void notifyRegistration(EventObserver* newObserver)
{
mock().actualCall("notifyRegistration").onObject(this).withParameter("newObserver", newObserver);
}
};
class EventComparator : public MockNamedValueComparator
{
public:
virtual bool isEqual(void* object1, void* object2)
{
return ((Event*)object1)->type == ((Event*)object2)->type;
}
virtual SimpleString valueToString(void* object)
{
return StringFrom(((Event*)object)->type);
}
};
TEST_GROUP(EventDispatcher)
{
Event event;
EventDispatcher* dispatcher;
ObserverMock observer;
ObserverMock observer2;
EventComparator eventComparator;
void setup()
{
dispatcher = new EventDispatcher;
mock().installComparator("Event", eventComparator);
}
void teardown()
{
delete dispatcher;
mock().removeAllComparators();
}
};
TEST(EventDispatcher, EventWithoutRegistrationsResultsIntoNoCalls)
{
dispatcher->dispatchEvent(event, 10);
}
TEST(EventDispatcher, EventWithRegistrationForEventResultsIntoCallback)
{
mock().expectOneCall("notify").onObject(&observer).withParameterOfType("Event", "event", &event).withParameter("timeOutInSeconds", 10);
event.type = IMPORTANT_EVENT;
dispatcher->registerObserver(IMPORTANT_EVENT, &observer);
dispatcher->dispatchEvent(event, 10);
}
TEST(EventDispatcher, DifferentEventWithRegistrationDoesNotResultIntoCallback)
{
event.type = LESS_IMPORTANT_EVENT;
dispatcher->registerObserver(IMPORTANT_EVENT, &observer);
dispatcher->dispatchEvent(event, 10);
}
TEST(EventDispatcher, RegisterTwoObserversResultIntoTwoCallsAndARegistrationNotification)
{
mock().expectOneCall("notify").onObject(&observer).withParameterOfType("Event", "event", &event).withParameter("timeOutInSeconds", 10);
mock().expectOneCall("notify").onObject(&observer2).withParameterOfType("Event", "event", &event).withParameter("timeOutInSeconds", 10);
mock().expectOneCall("notifyRegistration").onObject(&observer).withParameter("newObserver", &observer2);
event.type = IMPORTANT_EVENT;
dispatcher->registerObserver(IMPORTANT_EVENT, &observer);
dispatcher->registerObserver(IMPORTANT_EVENT, &observer2);
dispatcher->dispatchEvent(event, 10);
}
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