TEST_F(FpsTest, update)
{
FPS fps;
fps.next_ticks = SDL_GetTicks() + 1000;
for (int i = 0; i < 9; ++i) {
SDL_Delay(100);
fps.update();
EXPECT_EQ(static_cast<uint32_t>(i + 1), fps.frames);
EXPECT_EQ(0U, fps.latest_frames);
}
SDL_Delay(100 + 50);
fps.update();
EXPECT_EQ(0U, fps.frames);
EXPECT_EQ(10U, fps.latest_frames);
}
void Game::loop() {
if (!running) {
running = true;
FPS fps;
try {
while (running) {
float delta = (float)fps.update();
update(delta);
render();
}
} catch (InternalException &e) {
std::cout << "warning: " << e.what() << "\n";
} catch (...) {
throw;
}
}
}