public void Init()
{
view = A.Fake <FPSCounterComponent.IFPSCounterComponentView>();
A.CallTo(() => view.getSizeFromString(A <string> .Ignored)).Returns(textSize);
graphicConf = new GraphicConfiguration();
graphicConf.Width = 100;
presenter = new FPSCounterComponent(view, graphicConf);
presenter.Update(new GameTime()); // update first time as this is counted as a second, so the fps are now 1.
}
private void CalculateFrameRateTest(int fps)
{
// we need to actually round cause a long have no decimal places
long ticksPerFrame = Convert.ToInt64(Math.Round(TimeSpan.TicksPerSecond / (double)fps));
GameTime gameTime = new GameTime();
gameTime.ElapsedGameTime = TimeSpan.FromTicks(ticksPerFrame);
for (int i = 0; i < fps; i++)
{
presenter.Update(gameTime);
}
Assert.AreEqual(fps, presenter.CurrentFrameRate);
}