Coverage for tests\sampling\test_cluster_based.py: 100.00%

1# -*- coding: utf-8 -*- 

2 

3""" 

4* Name: interactive-clustering/tests/sampling/test_cluster_based.py 

5* Description: Unittests for the `sampling.cluster_based` module. 

6* Author: Erwan SCHILD 

7* Created: 04/10/2021 

8* Licence: CeCILL (https://cecill.info/licences.fr.html) 

9""" 

10 

11# ============================================================================== 

12# IMPORT PYTHON DEPENDENCIES 

13# ============================================================================== 

14 

15import pytest 

16 

17from cognitivefactory.interactive_clustering.sampling.clusters_based import ClustersBasedConstraintsSampling 

18 

19 

20# ============================================================================== 

21# test_cluster_based_for_incorrect_clusters_restriction_parameter 

22# ============================================================================== 

23def test_cluster_based_for_incorrect_clusters_restriction_parameter(): 

24 """ 

25 Test that the `sampling.cluster_based.ClustersBasedConstraintsSampling` initialization raises an `ValueError` for incorrect `clusters_restriction` parameter. 

26 """ 

27 

28 # Check `ValueError` for bad string value for `clusters_restriction`. 

29 with pytest.raises(ValueError, match="`clusters_restriction`"): 

30 ClustersBasedConstraintsSampling( 

31 clusters_restriction="unknown", 

32 ) 

33 

34 

35# ============================================================================== 

36# test_cluster_based_for_incorrect_distance_restriction_parameter 

37# ============================================================================== 

38def test_cluster_based_for_incorrect_distance_restriction_parameter(): 

39 """ 

40 Test that the `sampling.cluster_based.ClustersBasedConstraintsSampling` initialization raises an `ValueError` for incorrect `distance_restriction` parameter. 

41 """ 

42 

43 # Check `ValueError` for bad string value for `distance_restriction`. 

44 with pytest.raises(ValueError, match="`distance_restriction`"): 

45 ClustersBasedConstraintsSampling( 

46 distance_restriction="unknown", 

47 ) 

48 

49 

50# ============================================================================== 

51# test_cluster_based_for_incorrect_without_added_constraints_parameter 

52# ============================================================================== 

53def test_cluster_based_for_incorrect_without_added_constraints_parameter(): 

54 """ 

55 Test that the `sampling.cluster_based.ClustersBasedConstraintsSampling` initialization raises an `ValueError` for incorrect `without_added_constraints` parameter. 

56 """ 

57 

58 # Check `ValueError` for bad string value for `without_added_constraints`. 

59 with pytest.raises(ValueError, match="`without_added_constraints`"): 

60 ClustersBasedConstraintsSampling( 

61 without_added_constraints="unknown", 

62 ) 

63 

64 

65# ============================================================================== 

66# test_cluster_based_for_incorrect_without_inferred_constraints_parameter 

67# ============================================================================== 

68def test_cluster_based_for_incorrect_without_inferred_constraints_parameter(): 

69 """ 

70 Test that the `sampling.cluster_based.ClustersBasedConstraintsSampling` initialization raises an `ValueError` for incorrect `without_inferred_constraints` parameter. 

71 """ 

72 

73 # Check `ValueError` for bad string value for `without_inferred_constraints`. 

74 with pytest.raises(ValueError, match="`without_inferred_constraints`"): 

75 ClustersBasedConstraintsSampling( 

76 without_inferred_constraints="unknown", 

77 )