def METHOD_NAME(self):
    ginga.colors.add_color("test_color_white", (0.0, 0.0, 0.0))
    expected = self.color_list_length + 1
    actual = len(ginga.colors.color_dict)
    assert expected == actual
    expected = len(ginga.colors.color_dict)
    actual = len(ginga.colors.color_list)
    assert expected == actual
    ginga.colors.remove_color("test_color_white")
    expected = self.color_list_length
    actual = len(ginga.colors.color_dict)
    assert expected == actual
    expected = len(ginga.colors.color_dict)
    actual = len(ginga.colors.color_list)
    assert expected == actual