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37 * Tests MDModulesNotifier
39 * \author Christian Blau <blau@kth.se>
40 * \ingroup module_utility
44 #include "gromacs/utility/mdmodulenotification-impl.h"
46 #include <gmock/gmock.h>
61 class EventACallee final
64 void callback(EventA /*a*/) { notifiedEventA_ = true; }
66 bool notifiedEventA() const { return notifiedEventA_; }
69 bool notifiedEventA_ = false;
72 class EventBCallee final
75 void callback(EventB* /* bPointer */) { notifiedEventB_ = true; }
77 bool notifiedEventB() const { return notifiedEventB_; }
80 bool notifiedEventB_ = false;
83 class EventAandBCallee final
86 void notify(EventB* /* bPointer */) { notifiedEventB_ = true; }
88 void callback(EventA /* a */) { notifiedEventA_ = true; }
90 bool notifiedEventB() const { return notifiedEventB_; }
91 bool notifiedEventA() const { return notifiedEventA_; }
94 bool notifiedEventB_ = false;
95 bool notifiedEventA_ = false;
98 TEST(MDModulesNotifierTest, AddConsumer)
100 BuildMDModulesNotifier<EventA>::type notifier;
101 EventACallee eventACallee;
103 EXPECT_FALSE(eventACallee.notifiedEventA());
105 notifier.subscribe([&eventACallee](EventA eventA) { eventACallee.callback(eventA); });
106 notifier.notify(EventA{});
108 EXPECT_TRUE(eventACallee.notifiedEventA());
111 TEST(MDModulesNotifierTest, AddConsumerWithPointerParameter)
113 BuildMDModulesNotifier<EventB*>::type notifier;
114 EventBCallee eventBCallee;
116 EXPECT_FALSE(eventBCallee.notifiedEventB());
118 notifier.subscribe([&eventBCallee](EventB* eventB) { eventBCallee.callback(eventB); });
119 EventB* eventBPointer = nullptr;
120 notifier.notify(eventBPointer);
122 EXPECT_TRUE(eventBCallee.notifiedEventB());
125 TEST(MDModulesNotifierTest, AddTwoDifferentConsumers)
127 BuildMDModulesNotifier<EventA, EventB*>::type notifier;
128 EventBCallee eventBCallee;
129 EventACallee eventACallee;
131 EXPECT_FALSE(eventACallee.notifiedEventA());
132 EXPECT_FALSE(eventBCallee.notifiedEventB());
134 notifier.subscribe([&eventBCallee](EventB* eventB) { eventBCallee.callback(eventB); });
135 notifier.subscribe([&eventACallee](EventA eventA) { eventACallee.callback(eventA); });
137 EventB* eventBPointer = nullptr;
138 notifier.notify(eventBPointer);
140 EXPECT_FALSE(eventACallee.notifiedEventA());
141 EXPECT_TRUE(eventBCallee.notifiedEventB());
143 notifier.notify(EventA{});
145 EXPECT_TRUE(eventACallee.notifiedEventA());
146 EXPECT_TRUE(eventBCallee.notifiedEventB());
149 TEST(MDModulesNotifierTest, AddConsumerOfTwoResources)
151 BuildMDModulesNotifier<EventA, EventB*>::type notifier;
153 EventAandBCallee callee;
155 EXPECT_FALSE(callee.notifiedEventB());
156 EXPECT_FALSE(callee.notifiedEventA());
158 // requires a template parameter here, because call is ambiguous otherwise
159 notifier.subscribe([&callee](EventA msg) { callee.callback(msg); });
160 notifier.subscribe([&callee](EventB* msg) { callee.notify(msg); });
162 EventB* eventBp = nullptr;
164 notifier.notify(eventBp);
166 EXPECT_FALSE(callee.notifiedEventA());
167 EXPECT_TRUE(callee.notifiedEventB());
169 notifier.notify(EventA{});
171 EXPECT_TRUE(callee.notifiedEventA());
172 EXPECT_TRUE(callee.notifiedEventB());