@Test
public void canReturnAPositionYFromAPercentage() {
gameWindow.setDimension(100, 200);
gameWindow.setPosition(50, 60);
assertThat(gameWindow.getPositionY(0.2f)).isEqualTo((int) (60 + 200 * 0.2f));
}
@Test
public void canReturnAPercentageFromAPositionY() {
gameWindow.setDimension(100, 200);
gameWindow.setPosition(50, 60);
assertThat(gameWindow.getPercentageY(99)).isEqualTo((99 - 60) / (float) 200);
}
@Test
public void canModifyDimensionOfAnExistingGameWindow() {
gameWindow.setDimension(300, 10);
assertThat(gameWindow.getWidth()).isEqualTo(300);
assertThat(gameWindow.getHeight()).isEqualTo(10);
}