Coverage for models/tests/test_cam16_ucs.py: 100%

1"""Define the unit tests for the :mod:`colour.models.cam16_ucs` module.""" 

2 

3from __future__ import annotations 

4 

5import numpy as np 

6 

7from colour.constants import TOLERANCE_ABSOLUTE_TESTS 

8from colour.models.cam02_ucs import COEFFICIENTS_UCS_LUO2006 

9from colour.models.cam16_ucs import ( 

10 UCS_Li2017_to_XYZ, 

11 XYZ_to_UCS_Li2017, 

12) 

13from colour.models.tests.test_cam02_ucs import ( 

14 TestJMh_CIECAM02_to_UCS_Luo2006, 

15 TestUCS_Luo2006_to_JMh_CIECAM02, 

16 TestUCS_Luo2006_to_XYZ, 

17 TestXYZ_to_UCS_Luo2006, 

18) 

19 

20__author__ = "Colour Developers" 

21__copyright__ = "Copyright 2013 Colour Developers" 

22__license__ = "BSD-3-Clause - https://opensource.org/licenses/BSD-3-Clause" 

23__maintainer__ = "Colour Developers" 

24__email__ = "colour-developers@colour-science.org" 

25__status__ = "Production" 

26 

27__all__ = [ 

28 "TestJMh_CAM16_to_UCS_Li2017", 

29 "TestUCS_Li2017_to_JMh_CAM16", 

30 "TestXYZ_to_UCS_Li2017", 

31 "TestUCS_Li2017_to_XYZ", 

32] 

33 

34 

35class TestJMh_CAM16_to_UCS_Li2017(TestJMh_CIECAM02_to_UCS_Luo2006): 

36 """ 

37 Define :func:`colour.models.cam16_ucs.JMh_CAM16_to_UCS_Li2017` 

38 definition unit tests methods. 

39 

40 Notes 

41 ----- 

42 - :func:`colour.models.cam16_ucs.JMh_CAM16_to_UCS_Li2017` is a wrapper 

43 of :func:`colour.models.cam02_ucs.JMh_CIECAM02_to_UCS_Luo2006` and thus 

44 currently adopts the same unittests. 

45 """ 

46 

47 

48class TestUCS_Li2017_to_JMh_CAM16(TestUCS_Luo2006_to_JMh_CIECAM02): 

49 """ 

50 Define :func:`colour.models.cam16_ucs.UCS_Li2017_to_JMh_CAM16` 

51 definition unit tests methods. 

52 

53 Notes 

54 ----- 

55 - :func:`colour.models.cam16_ucs.UCS_Li2017_to_JMh_CAM16` is a wrapper 

56 of :func:`colour.models.cam02_ucs.UCS_Luo2006_to_JMh_CIECAM02` and thus 

57 currently adopts the same unittests. 

58 """ 

59 

60 

61class TestXYZ_to_UCS_Li2017(TestXYZ_to_UCS_Luo2006): 

62 """ 

63 Define :func:`colour.models.cam16_ucs.XYZ_to_UCS_Li2017` 

64 definition unit tests methods. 

65 """ 

66 

67 def test_XYZ_to_UCS_Li2017(self) -> None: 

68 """Test :func:`colour.models.cam16_ucs.XYZ_to_UCS_Li2017` definition.""" 

69 

70 np.testing.assert_allclose( 

71 XYZ_to_UCS_Li2017( 

72 np.array([0.20654008, 0.12197225, 0.05136952]), 

73 COEFFICIENTS_UCS_LUO2006["CAM02-LCD"], 

74 ), 

75 np.array([46.06586033, 41.07586491, 14.51025826]), 

76 atol=TOLERANCE_ABSOLUTE_TESTS, 

77 ) 

78 

79 np.testing.assert_allclose( 

80 XYZ_to_UCS_Li2017( 

81 np.array([0.20654008, 0.12197225, 0.05136952]), 

82 COEFFICIENTS_UCS_LUO2006["CAM02-LCD"], 

83 XYZ_w=np.array([0.95047, 1.0, 1.08883]), 

84 ), 

85 np.array([46.06573617, 41.07444159, 14.50807598]), 

86 atol=TOLERANCE_ABSOLUTE_TESTS, 

87 ) 

88 

89 

90class TestUCS_Li2017_to_XYZ(TestUCS_Luo2006_to_XYZ): 

91 """ 

92 Define :func:`colour.models.cam16_ucs.UCS_Li2017_to_XYZ` 

93 definition unit tests methods. 

94 """ 

95 

96 def test_UCS_Li2017_to_XYZ(self) -> None: 

97 """Test :func:`colour.models.cam16_ucs.UCS_Li2017_to_XYZ` definition.""" 

98 

99 np.testing.assert_allclose( 

100 UCS_Li2017_to_XYZ( 

101 np.array([46.06586033, 41.07586491, 14.51025826]), 

102 COEFFICIENTS_UCS_LUO2006["CAM02-LCD"], 

103 ), 

104 np.array([0.20654008, 0.12197225, 0.05136952]), 

105 atol=TOLERANCE_ABSOLUTE_TESTS, 

106 ) 

107 

108 np.testing.assert_allclose( 

109 UCS_Li2017_to_XYZ( 

110 np.array([46.06586033, 41.07586491, 14.51025826]), 

111 COEFFICIENTS_UCS_LUO2006["CAM02-LCD"], 

112 XYZ_w=np.array([0.95047, 1.0, 1.08883]), 

113 ), 

114 np.array([0.2065444, 0.12197263, 0.05136016]), 

115 atol=TOLERANCE_ABSOLUTE_TESTS, 

116 )