Repository navigation
Expand file tree
/
Copy pathtest_json.py
More file actions
169 lines (158 loc) · 5.85 KB
/
Copy pathtest_json.py
File metadata and controls
169 lines (158 loc) · 5.85 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
# Licensed under the Apache License: http://www.apache.org/licenses/LICENSE-2.0
# For details: https://github.com/nedbat/coveragepy/blob/master/NOTICE.txt
"""Test json-based summary reporting for coverage.py"""
from datetime import datetime
import json
import os
import coverage
from tests.coveragetest import UsingModulesMixin, CoverageTest
class JsonReportTest(UsingModulesMixin, CoverageTest):
"""Tests of the JSON reports from coverage.py."""
def _assert_expected_json_report(self, cov, expected_result):
"""
Helper for tests that handles the common ceremony so the tests can be clearly show the
consequences of setting various arguments.
"""
self.make_file("a.py", """\
a = {'b': 1}
if a.get('a'):
b = 1
""")
a = self.start_import_stop(cov, "a")
output_path = os.path.join(self.temp_dir, "a.json")
cov.json_report(a, outfile=output_path)
with open(output_path) as result_file:
parsed_result = json.load(result_file)
self.assert_recent_datetime(
datetime.strptime(parsed_result['meta']['timestamp'], "%Y-%m-%dT%H:%M:%S.%f")
)
del (parsed_result['meta']['timestamp'])
assert parsed_result == expected_result
def test_branch_coverage(self):
cov = coverage.Coverage(branch=True)
expected_result = {
'meta': {
"version": coverage.__version__,
"branch_coverage": True,
"show_contexts": False,
},
'files': {
'a.py': {
'executed_lines': [1, 2],
'missing_lines': [3],
'excluded_lines': [],
'summary': {
'missing_lines': 1,
'covered_lines': 2,
'num_statements': 3,
'num_branches': 2,
'excluded_lines': 0,
'num_partial_branches': 1,
'covered_branches': 1,
'missing_branches': 1,
'percent_covered': 60.0,
'percent_covered_display': '60',
},
},
},
'totals': {
'missing_lines': 1,
'covered_lines': 2,
'num_statements': 3,
'num_branches': 2,
'excluded_lines': 0,
'num_partial_branches': 1,
'percent_covered': 60.0,
'percent_covered_display': '60',
'covered_branches': 1,
'missing_branches': 1,
},
}
self._assert_expected_json_report(cov, expected_result)
def test_simple_line_coverage(self):
cov = coverage.Coverage()
expected_result = {
'meta': {
"version": coverage.__version__,
"branch_coverage": False,
"show_contexts": False,
},
'files': {
'a.py': {
'executed_lines': [1, 2],
'missing_lines': [3],
'excluded_lines': [],
'summary': {
'excluded_lines': 0,
'missing_lines': 1,
'covered_lines': 2,
'num_statements': 3,
'percent_covered': 66.66666666666667,
'percent_covered_display': '67',
},
},
},
'totals': {
'excluded_lines': 0,
'missing_lines': 1,
'covered_lines': 2,
'num_statements': 3,
'percent_covered': 66.66666666666667,
'percent_covered_display': '67',
},
}
self._assert_expected_json_report(cov, expected_result)
def run_context_test(self, relative_files):
"""A helper for two tests below."""
self.make_file("config", """\
[run]
relative_files = {}
[report]
precision = 2
[json]
show_contexts = True
""".format(relative_files))
cov = coverage.Coverage(context="cool_test", config_file="config")
expected_result = {
'meta': {
"version": coverage.__version__,
"branch_coverage": False,
"show_contexts": True,
},
'files': {
'a.py': {
'executed_lines': [1, 2],
'missing_lines': [3],
'excluded_lines': [],
"contexts": {
"1": [
"cool_test"
],
"2": [
"cool_test"
]
},
'summary': {
'excluded_lines': 0,
'missing_lines': 1,
'covered_lines': 2,
'num_statements': 3,
'percent_covered': 66.66666666666667,
'percent_covered_display': '66.67',
},
},
},
'totals': {
'excluded_lines': 0,
'missing_lines': 1,
'covered_lines': 2,
'num_statements': 3,
'percent_covered': 66.66666666666667,
'percent_covered_display': '66.67',
},
}
self._assert_expected_json_report(cov, expected_result)
def test_context_non_relative(self):
self.run_context_test(relative_files=False)
def test_context_relative(self):
self.run_context_test(relative_files=True)