public void _11_ShouldTurnUpWhenHittingLowerBoundOfCanvas()
{
_beetleY = TestCanvasHeight - (_beetleSize / 2) - 1; // 1 pixel from bottom of canvas
BeetleHelper.SetYProperty(_beetleObject, _beetleY);
BeetleHelper.SetRightProperty(_beetleObject, true);
BeetleHelper.SetUpProperty(_beetleObject, false);
AssertAndInvokeChangePositionMethod(_beetleObject);
AssertPropertyValue(_beetleObject, BeetleHelper.XProperty, _beetleX + 1); // should go right
AssertPropertyValue(_beetleObject, BeetleHelper.YProperty, _beetleY + 1); // should go down
AssertPropertyValue(_beetleObject, BeetleHelper.UpProperty, true); // should turn
AssertPropertyValue(_beetleObject, BeetleHelper.RightProperty, true);
}
public void _10_ShouldTurnDownWhenHittingUpperBoundOfCanvas()
{
_beetleY = _beetleSize / 2 + 1; // 1 pixel from top of canvas
BeetleHelper.SetYProperty(_beetleObject, _beetleY);
BeetleHelper.SetRightProperty(_beetleObject, true);
BeetleHelper.SetUpProperty(_beetleObject, true);
AssertAndInvokeChangePositionMethod(_beetleObject);
AssertPropertyValue(_beetleObject, BeetleHelper.XProperty, _beetleX + 1); // should go right
AssertPropertyValue(_beetleObject, BeetleHelper.YProperty, _beetleY - 1); // should go up
AssertPropertyValue(_beetleObject, BeetleHelper.UpProperty, false); // should turn
AssertPropertyValue(_beetleObject, BeetleHelper.RightProperty, true);
}
