@Test
public void thatCanApplyRedEffect() {

    assertThat(HaloCloudinary.Effects.red(10).toString().equals("e_red:10")).isTrue();
    assertThat(HaloCloudinary.Effects.red(null).toString().equals("e_red")).isTrue();
    assertThat(HaloCloudinary.Effects.red(-1000).toString().equals("e_red")).isTrue();
}