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Added support for lambdas in place for EventPolling

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This commit is contained in:
Vraiment 2017-07-22 15:16:41 -07:00
parent b7e977638b
commit 9db15981bf
2 changed files with 14 additions and 14 deletions
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4
SDL2pp/EventPolling.hh
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@ -70,7 +70,7 @@ namespace SDL2pp {
///
////////////////////////////////////////////////////////////
template <typename T>
bool PollEvent(T& eventHandler) {
bool PollEvent(T&& eventHandler) {
SDL_Event event;
if (!SDL_PollEvent(&event)) {
return false;
@ -120,7 +120,7 @@ namespace SDL2pp {
///
////////////////////////////////////////////////////////////
template <typename T>
int PollAllEvents(T& eventHandler) {
int PollAllEvents(T&& eventHandler) {
int result;
for (result = 0; PollEvent(eventHandler); result++);
return result;

24
tests/test_eventpolling.cc
View File

@ -77,13 +77,11 @@ BEGIN_TEST(int, char*[])
// With lambda as an event handler
{
vector<SDL_Event> events;
auto eventHandler = [&events](const SDL_Event& event) {
events.push_back(event);
};
const SDL_Event expectedEvent = PushUserEvent(22);
EXPECT_TRUE(PollEvent(eventHandler) == true);
EXPECT_TRUE(PollEvent([&events](const SDL_Event& event) {
events.push_back(event);
}) == true);
EXPECT_TRUE(events.size() == 1);
const SDL_Event result = events[0];
@ -91,7 +89,9 @@ BEGIN_TEST(int, char*[])
EXPECT_TRUE(result.user.code == expectedEvent.user.code);
// Verify no further events
EXPECT_TRUE(PollEvent(eventHandler) == false);
EXPECT_TRUE(PollEvent([&events](const SDL_Event& event) {
events.push_back(event);
}) == false);
EXPECT_TRUE(events.size() == 1);
}
@ -159,17 +159,15 @@ BEGIN_TEST(int, char*[])
// With lambda as an event handler
{
vector<SDL_Event> handledEvents;
auto eventHandler = [&handledEvents](const SDL_Event& event) {
handledEvents.push_back(event);
};
vector<SDL_Event> expectedEvents;
for (const auto eventCode : { 37, 88, 42, 63, 23, 19 }) {
expectedEvents.push_back(PushUserEvent(eventCode));
}
int totalExpectedEvents = static_cast<int>(expectedEvents.size());
EXPECT_TRUE(PollAllEvents(eventHandler) == totalExpectedEvents);
EXPECT_TRUE(PollAllEvents([&handledEvents](const SDL_Event& event) {
handledEvents.push_back(event);
}) == totalExpectedEvents);
EXPECT_TRUE(handledEvents.size() == expectedEvents.size());
for (int n = 0; n < totalExpectedEvents; n++) {
@ -181,7 +179,9 @@ BEGIN_TEST(int, char*[])
}
// Verify no further events
EXPECT_TRUE(PollEvent(eventHandler) == false);
EXPECT_TRUE(PollEvent([&handledEvents](const SDL_Event& event) {
handledEvents.push_back(event);
}) == false);
EXPECT_TRUE(handledEvents.size() == expectedEvents.size());
}