Coverage for tests/test_merge_documents.py: 50%

20 statements  

« prev     ^ index     » next       coverage.py v7.2.5, created at 2023-05-04 05:07 -0700

1# This file is part of verify. 

2# 

3# Developed for the LSST Data Management System. 

4# This product includes software developed by the LSST Project 

5# (https://www.lsst.org). 

6# See the COPYRIGHT file at the top-level directory of this distribution 

7# for details of code ownership. 

8# 

9# This program is free software: you can redistribute it and/or modify 

10# it under the terms of the GNU General Public License as published by 

11# the Free Software Foundation, either version 3 of the License, or 

12# (at your option) any later version. 

13# 

14# This program is distributed in the hope that it will be useful, 

15# but WITHOUT ANY WARRANTY; without even the implied warranty of 

16# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 

17# GNU General Public License for more details. 

18# 

19# You should have received a copy of the GNU General Public License 

20# along with this program. If not, see <https://www.gnu.org/licenses/>. 

21"""Test yamlutils.merge_documents.""" 

22 

23import unittest 

24from collections import OrderedDict 

25from copy import deepcopy 

26 

27from lsst.verify.yamlutils import merge_documents 

28 

29 

30class TestMergeDocuments(unittest.TestCase): 

31 """Test merge_documents, demonstrating how embedded dictionaries and 

32 lists are merged. 

33 """ 

34 

35 def setUp(self): 

36 self.base_doc = OrderedDict([ 

37 ('A', 'a value'), 

38 ('B', 'b value'), 

39 ('C', [1, 2]), 

40 ('D', OrderedDict([ 

41 ('a', 'a value'), 

42 ('b', 'b value'), 

43 ('c', OrderedDict([ 

44 ('alpha', 1), 

45 ('beta', 3) 

46 ])) 

47 ])), 

48 ('E', OrderedDict(hello='world')) 

49 ]) 

50 self.base_doc_copy = deepcopy(self.base_doc) 

51 

52 self.new_doc = OrderedDict([ 

53 ('B', 'over-written value'), 

54 ('Z', 'new value'), 

55 ('C', [3, 4]), 

56 ('D', OrderedDict([ 

57 ('d', 'd value'), 

58 ('c', OrderedDict([ 

59 ('beta', 2), 

60 ('gamma', 3) 

61 ])) 

62 ])), 

63 ('E', 'good-bye'), 

64 ]) 

65 self.new_doc_copy = deepcopy(self.new_doc) 

66 

67 self.expected = OrderedDict([ 

68 ('A', 'a value'), 

69 ('B', 'over-written value'), 

70 ('C', [1, 2, 3, 4]), 

71 ('D', OrderedDict([ 

72 ('a', 'a value'), 

73 ('b', 'b value'), 

74 ('c', OrderedDict([ 

75 ('alpha', 1), 

76 ('beta', 2), 

77 ('gamma', 3) 

78 ])), 

79 ('d', 'd value') 

80 ])), 

81 ('E', 'good-bye'), 

82 ('Z', 'new value'), 

83 ]) 

84 

85 self.merged = merge_documents(self.base_doc, self.new_doc) 

86 

87 def test_merge(self): 

88 self.assertEqual(self.merged, self.expected) 

89 

90 def test_immutability(self): 

91 """Ensure the inputs are unchanged.""" 

92 self.assertEqual(self.base_doc, self.base_doc_copy) 

93 self.assertEqual(self.new_doc, self.new_doc_copy) 

94 

95 

96if __name__ == "__main__": 96 ↛ 97line 96 didn't jump to line 97, because the condition on line 96 was never true

97 unittest.main()