Commit 538915c8 authored by Harald Scheirich's avatar Harald Scheirich
Browse files

ENH: Add tests for Eventobject

parent 3fffec1f
/*=========================================================================
Library: iMSTK
Copyright (c) Kitware, Inc. & Center for Modeling, Simulation,
& Imaging in Medicine, Rensselaer Polytechnic Institute.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0.txt
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
=========================================================================*/
#include "gtest/gtest.h"
#include "gmock/gmock.h"
#include "imstkEventObject.h"
using namespace imstk;
using testing::ElementsAre;
class MockSender : public imstk::EventObject
{
public:
SIGNAL(MockSender, SignalOne);
SIGNAL(MockSender, SignalTwo);
void postOne() {
postEvent(imstk::Event(SignalOne()));
}
void postTwo() {
postEvent(imstk::Event(SignalTwo()));
}
};
class MockReceiver : public imstk::EventObject
{
public:
void receiverOne(imstk::Event*) {
items.push_back(1);
}
void receiverTwo(imstk::Event*)
{
items.push_back(2);
}
std::vector<int> items;
};
TEST(imstkEventObjectTest, PointerImmediate)
{
MockSender m;
MockReceiver r;
connect(&m, MockSender::SignalOne, &r, &MockReceiver::receiverOne);
connect(&m, MockSender::SignalTwo, &r, &MockReceiver::receiverTwo);
m.postOne();
EXPECT_THAT(r.items, ElementsAre(1));
m.postTwo();
EXPECT_THAT(r.items, ElementsAre(1,2));
disconnect(&m, &r, MockSender::SignalTwo);
m.postOne();
EXPECT_THAT(r.items, ElementsAre(1, 2, 1));
m.postTwo();
EXPECT_THAT(r.items, ElementsAre(1, 2, 1));
}
TEST(imstkEventObjectTest, SharedPointerImmediate)
{
auto m = std::make_shared<MockSender>();
auto r = std::make_shared<MockReceiver>();
connect(m, MockSender::SignalOne, r, &MockReceiver::receiverOne);
connect(m, MockSender::SignalTwo, r, &MockReceiver::receiverTwo);
m->postOne();
EXPECT_THAT(r->items, ElementsAre(1));
m->postTwo();
EXPECT_THAT(r->items, ElementsAre(1, 2));
disconnect(m, r, MockSender::SignalTwo);
m->postOne();
EXPECT_THAT(r->items, ElementsAre(1, 2, 1));
m->postTwo();
EXPECT_THAT(r->items, ElementsAre(1, 2, 1));
}
TEST(imstkEventObjectTest, LambdaImmediate)
{
MockSender m;
MockReceiver r;
int callCount = 0;
imstk::connect<Event>(&m, MockSender::SignalOne, [&](imstk::Event*) {++callCount; });
EXPECT_EQ(0, callCount);
m.postOne();
EXPECT_EQ(1, callCount);
}
TEST(imstkEventObjectTest, PointerQueued)
{
MockSender m;
MockReceiver r;
queueConnect(&m, MockSender::SignalOne, &r, &MockReceiver::receiverOne);
queueConnect(&m, MockSender::SignalTwo, &r, &MockReceiver::receiverTwo);
m.postOne();
m.postTwo();
EXPECT_THAT(r.items, ElementsAre());
r.doAllEvents();
EXPECT_THAT(r.items, ElementsAre(1, 2));
m.postOne();
m.postTwo();
EXPECT_THAT(r.items, ElementsAre(1, 2));
r.doEvent();
EXPECT_THAT(r.items, ElementsAre(1, 2, 1));
r.doEvent();
EXPECT_THAT(r.items, ElementsAre(1, 2, 1, 2));
disconnect(&m, &r, MockSender::SignalTwo);
m.postOne();
m.postTwo();
r.doAllEvents();
EXPECT_THAT(r.items, ElementsAre(1, 2, 1, 2, 1));
disconnect(&m, &r, MockSender::SignalOne);
m.postOne();
m.postTwo();
r.doAllEvents();
EXPECT_THAT(r.items, ElementsAre(1, 2, 1, 2, 1));
}
TEST(imstkEventObjectTest, PointerQueuedForeach)
{
MockSender m;
MockReceiver r;
queueConnect(&m, MockSender::SignalOne, &r, &MockReceiver::receiverOne);
queueConnect(&m, MockSender::SignalTwo, &r, &MockReceiver::receiverTwo);
m.postOne();
m.postTwo();
r.foreachEvent([&](Command c) { c.invoke(); });
EXPECT_THAT(r.items, ElementsAre(1, 2));
}
TEST(imstkEventObjectTest, PointerQueuedForeachBackwards)
{
MockSender m;
MockReceiver r;
queueConnect(&m, MockSender::SignalOne, &r, &MockReceiver::receiverOne);
queueConnect(&m, MockSender::SignalTwo, &r, &MockReceiver::receiverTwo);
m.postOne();
m.postTwo();
r.rforeachEvent([&](Command c) { c.invoke(); });
EXPECT_THAT(r.items, ElementsAre(2, 1));
}
......@@ -382,7 +382,7 @@ connect(EventObject* sender, std::string (* senderFunc)(),
template<class T, class RecieverType>
static void
connect(std::shared_ptr<EventObject> sender, std::string (* senderFunc)(),
std::shared_ptr<EventObject> reciever, void (RecieverType::* recieverFunc)(T*))
std::shared_ptr<RecieverType> reciever, void (RecieverType::* recieverFunc)(T*))
{
connect<T>(sender.get(), senderFunc, reciever.get(), recieverFunc);
}
......
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