@Test
public void thatCanApplyFillLightEffect() {

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