[Test]
public void ShowRedCircleOnTap()
{
    new FontText(Font.Default, "Tap screen to show red circle", Rectangle.One);
    var ellipse = new Ellipse(new Rectangle(0.1f, 0.1f, 0.1f, 0.1f), Color.Red);
    new Command(() => ellipse.Center = Vector2D.Half).Add(new TouchTapTrigger());
    new Command(() => ellipse.Center = Vector2D.Zero).Add(new TouchPressTrigger(State.Released));
}

[Test]
public void ShowRedCircleOnTap()
{
    new FontText(Font.Default, "Tap screen to show red circle", Rectangle.One);
    var ellipse = new Ellipse(new Rectangle(0.1f, 0.1f, 0.1f, 0.1f), Color.Red);
    new Command(() => ellipse.Center = Vector2D.Half).Add(new TouchTapTrigger());
    new Command(() => ellipse.Center = Vector2D.Zero).Add(new TouchPressTrigger(State.Released));
}

[Test]
public void InvokeTouch()
{
    var touch = Resolve<Touch>() as MockTouch;
    if (touch == null)
        return; //ncrunch: no coverage 
    var trigger = new TouchTapTrigger();
    bool wasInvoked = false;
    new Command(() => wasInvoked = true).Add(trigger);
    touch.SetTouchState(0, State.Pressing, Vector2D.Half);
    AdvanceTimeAndUpdateEntities();
    touch.SetTouchState(0, State.Releasing, Vector2D.Half);
    AdvanceTimeAndUpdateEntities();
    Assert.IsTrue(wasInvoked);
}

[Test]
public void InvokeTouch()
{
    var touch = Resolve<Touch>() as MockTouch;
    if (touch == null)
        return; //ncrunch: no coverage 
    var trigger = new TouchTapTrigger();
    bool wasInvoked = false;
    new Command(() => wasInvoked = true).Add(trigger);
    touch.SetTouchState(0, State.Pressing, Vector2D.Half);
    AdvanceTimeAndUpdateEntities();
    touch.SetTouchState(0, State.Releasing, Vector2D.Half);
    AdvanceTimeAndUpdateEntities();
    Assert.IsTrue(wasInvoked);
}

[Test]
public void TouchTapTrigger()
{
    Assert.Throws<TouchTapTrigger.TouchTapTriggerHasNoParameters>(
        () => new TouchTapTrigger(new Dictionary<string, string> { { "a", "b" } }));
}

[Test]
public void TouchTapTrigger()
{
    Assert.Throws<TouchTapTrigger.TouchTapTriggerHasNoParameters>(
        () => new TouchTapTrigger(new Dictionary<string, string> { { "a", "b" } }));
}