Mercurial > hg > orthanc-stone
annotate UnitTestsSources/TestMessageBroker.cpp @ 266:c9cf95b49a86 am-2
removed OrthancSlicesLoader::ISliceLoaderObserver; now using standard messages instead
| author | am@osimis.io |
|---|---|
| date | Tue, 21 Aug 2018 18:14:22 +0200 |
| parents | e5a9b3d03478 |
| children | 89d02de83c03 |
| rev | line source |
|---|---|
| 251 | 1 /** |
| 2 * Stone of Orthanc | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
| 5 * Copyright (C) 2017-2018 Osimis S.A., Belgium | |
| 6 * | |
| 7 * This program is free software: you can redistribute it and/or | |
| 8 * modify it under the terms of the GNU Affero General Public License | |
| 9 * as published by the Free Software Foundation, either version 3 of | |
| 10 * the License, or (at your option) any later version. | |
| 11 * | |
| 12 * This program is distributed in the hope that it will be useful, but | |
| 13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 * Affero General Public License for more details. | |
| 16 * | |
| 17 * You should have received a copy of the GNU Affero General Public License | |
| 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 19 **/ | |
| 20 | |
| 21 | |
| 22 #include "gtest/gtest.h" | |
| 23 | |
| 24 #include "../Framework/Messages/MessageBroker.h" | |
| 25 #include "../Framework/Messages/IMessage.h" | |
| 26 #include "../Framework/Messages/IObservable.h" | |
| 27 #include "../Framework/Messages/IObserver.h" | |
| 28 #include "../Framework/StoneEnumerations.h" | |
| 29 | |
| 30 | |
| 31 static int globalCounter = 0; | |
| 32 class MyObserver : public OrthancStone::IObserver | |
| 33 { | |
| 34 | |
| 35 public: | |
| 36 MyObserver(OrthancStone::MessageBroker& broker) | |
| 37 : OrthancStone::IObserver(broker) | |
| 38 {} | |
| 39 | |
| 40 | |
|
266
c9cf95b49a86
removed OrthancSlicesLoader::ISliceLoaderObserver; now using standard messages instead
am@osimis.io
parents:
258
diff
changeset
|
41 void HandleMessage(const OrthancStone::IObservable& from, const OrthancStone::IMessage& message) { |
| 251 | 42 if (message.GetType() == OrthancStone::MessageType_Generic) { |
| 43 globalCounter++; | |
| 44 } | |
| 45 | |
| 46 } | |
| 47 | |
| 48 }; | |
| 49 | |
| 50 | |
| 51 TEST(MessageBroker, NormalUsage) | |
| 52 { | |
| 53 OrthancStone::MessageBroker broker; | |
| 54 OrthancStone::IObservable observable(broker); | |
| 55 | |
| 56 globalCounter = 0; | |
| 57 | |
| 58 OrthancStone::IMessage genericMessage(OrthancStone::MessageType_Generic); | |
| 59 | |
| 60 // no observers have been registered -> nothing shall happen | |
| 258 | 61 observable.EmitMessage(genericMessage); |
| 251 | 62 |
| 63 ASSERT_EQ(0, globalCounter); | |
| 64 | |
| 65 // register an observer, check it is called | |
| 66 MyObserver observer(broker); | |
| 67 observable.RegisterObserver(observer); | |
| 68 | |
| 258 | 69 observable.EmitMessage(genericMessage); |
| 251 | 70 |
| 71 ASSERT_EQ(1, globalCounter); | |
| 72 | |
| 73 // check the observer is not called when another message is issued | |
| 74 OrthancStone::IMessage wrongMessage(OrthancStone::MessageType_GeometryReady); | |
| 75 // no observers have been registered | |
| 258 | 76 observable.EmitMessage(wrongMessage); |
| 251 | 77 |
| 78 ASSERT_EQ(1, globalCounter); | |
| 79 | |
| 80 // unregister the observer, make sure nothing happens afterwards | |
| 81 observable.UnregisterObserver(observer); | |
| 258 | 82 observable.EmitMessage(genericMessage); |
| 251 | 83 ASSERT_EQ(1, globalCounter); |
| 84 } | |
| 85 | |
| 86 TEST(MessageBroker, DeleteObserverWhileRegistered) | |
| 87 { | |
| 88 OrthancStone::MessageBroker broker; | |
| 89 OrthancStone::IObservable observable(broker); | |
| 90 | |
| 91 globalCounter = 0; | |
| 92 | |
| 93 OrthancStone::IMessage genericMessage(OrthancStone::MessageType_Generic); | |
| 94 | |
| 95 { | |
| 96 // register an observer, check it is called | |
| 97 MyObserver observer(broker); | |
| 98 observable.RegisterObserver(observer); | |
| 99 | |
| 258 | 100 observable.EmitMessage(genericMessage); |
| 251 | 101 |
| 102 ASSERT_EQ(1, globalCounter); | |
| 103 } | |
| 104 | |
| 105 // at this point, the observer has been deleted, the handle shall not be called again (and it shall not crash !) | |
| 258 | 106 observable.EmitMessage(genericMessage); |
| 251 | 107 |
| 108 ASSERT_EQ(1, globalCounter); | |
| 109 } |