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
|
# Licensed under the Apache License: http://www.apache.org/licenses/LICENSE-2.0
# For details: https://github.com/nedbat/coveragepy/blob/master/NOTICE.txt
"""Tests for context support."""
import os.path
import coverage
from coverage.data import CoverageData, combine_parallel_data
from tests.coveragetest import CoverageTest
class GlobalContextTest(CoverageTest):
"""Tests of the global context."""
def setUp(self):
super(GlobalContextTest, self).setUp()
self.skip_unless_data_storage_is("sql")
def test_no_context(self):
self.make_file("main.py", "a = 1")
cov = coverage.Coverage()
self.start_import_stop(cov, "main")
data = cov.get_data()
self.assertCountEqual(data.measured_contexts(), [""])
def test_global_context(self):
self.make_file("main.py", "a = 1")
cov = coverage.Coverage(context="gooey")
self.start_import_stop(cov, "main")
data = cov.get_data()
self.assertCountEqual(data.measured_contexts(), ["gooey"])
def run_red_blue(self, **options):
self.make_file("red.py", """\
a = 1
if a > 2:
a = 3
assert a == 1
""")
red_cov = coverage.Coverage(context="red", data_suffix="r", source=["."], **options)
self.start_import_stop(red_cov, "red")
red_cov.save()
self.make_file("blue.py", """\
b = 1
if b > 2:
b = 3
assert b == 1
""")
blue_cov = coverage.Coverage(context="blue", data_suffix="b", source=["."], **options)
self.start_import_stop(blue_cov, "blue")
blue_cov.save()
def test_combining_line_contexts(self):
self.run_red_blue()
combined = CoverageData()
combine_parallel_data(combined)
self.assertEqual(combined.measured_contexts(), {'red', 'blue'})
full_names = {os.path.basename(f): f for f in combined.measured_files()}
self.assertCountEqual(full_names, ['red.py', 'blue.py'])
self.assertEqual(combined.lines(full_names['red.py'], context='red'), [1, 2, 4])
self.assertEqual(combined.lines(full_names['red.py'], context='blue'), [])
self.assertEqual(combined.lines(full_names['blue.py'], context='red'), [])
self.assertEqual(combined.lines(full_names['blue.py'], context='blue'), [1, 2, 4])
def test_combining_arc_contexts(self):
self.run_red_blue(branch=True)
combined = CoverageData()
combine_parallel_data(combined)
self.assertEqual(combined.measured_contexts(), {'red', 'blue'})
full_names = {os.path.basename(f): f for f in combined.measured_files()}
self.assertCountEqual(full_names, ['red.py', 'blue.py'])
self.assertEqual(combined.lines(full_names['red.py'], context='red'), [1, 2, 4])
self.assertEqual(combined.lines(full_names['red.py'], context='blue'), [])
self.assertEqual(combined.lines(full_names['blue.py'], context='red'), [])
self.assertEqual(combined.lines(full_names['blue.py'], context='blue'), [1, 2, 4])
self.assertEqual(combined.arcs(full_names['red.py'], context='red'), [(-1, 1), (1, 2), (2, 4), (4, -1)])
self.assertEqual(combined.arcs(full_names['red.py'], context='blue'), [])
self.assertEqual(combined.arcs(full_names['blue.py'], context='red'), [])
self.assertEqual(combined.arcs(full_names['blue.py'], context='blue'), [(-1, 1), (1, 2), (2, 4), (4, -1)])
|
