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
|
"""Test text-based summary reporting for coverage.py"""
import os, re, sys, textwrap
import coverage
from coverage.backward import StringIO
sys.path.insert(0, os.path.split(__file__)[0]) # Force relative import for Py3k
from coveragetest import CoverageTest
class SummaryTest(CoverageTest):
"""Tests of the text summary reporting for coverage.py."""
def setUp(self):
super(SummaryTest, self).setUp()
self.make_file("mycode.py", """\
import covmod1
import covmodzip1
a = 1
print ('done')
""")
# Parent class saves and restores sys.path, we can just modify it.
sys.path.append(self.nice_file(os.path.dirname(__file__), 'modules'))
def report_from_command(self, cmd):
"""Return the report from the `cmd`, with some convenience added."""
report = self.run_command(cmd).replace('\\', '/')
self.assertFalse("error" in report.lower())
return report
def line_count(self, report):
"""How many lines are in `report`?"""
self.assertEqual(report.split('\n')[-1], "")
return len(report.split('\n')) - 1
def last_line_squeezed(self, report):
"""Return the last line of `report` with the spaces squeezed down."""
last_line = report.split('\n')[-2]
return re.sub(r"\s+", " ", last_line)
def test_report(self):
out = self.run_command("coverage -x mycode.py")
self.assertEqual(out, 'done\n')
report = self.report_from_command("coverage -r")
# Name Stmts Miss Cover
# ---------------------------------------------------------------------
# c:/ned/coverage/trunk/test/modules/covmod1 2 0 100%
# c:/ned/coverage/trunk/test/zipmods.zip/covmodzip1 2 0 100%
# mycode 4 0 100%
# ---------------------------------------------------------------------
# TOTAL 8 0 100%
self.assertFalse("/coverage/__init__/" in report)
self.assertTrue("/test/modules/covmod1 " in report)
self.assertTrue("/test/zipmods.zip/covmodzip1 " in report)
self.assertTrue("mycode " in report)
self.assertEqual(self.last_line_squeezed(report), "TOTAL 8 0 100%")
def test_report_just_one(self):
# Try reporting just one module
self.run_command("coverage -x mycode.py")
report = self.report_from_command("coverage -r mycode.py")
# Name Stmts Miss Cover
# ----------------------------
# mycode 4 0 100%
self.assertEqual(self.line_count(report), 3)
self.assertFalse("/coverage/" in report)
self.assertFalse("/test/modules/covmod1 " in report)
self.assertFalse("/test/zipmods.zip/covmodzip1 " in report)
self.assertTrue("mycode " in report)
self.assertEqual(self.last_line_squeezed(report), "mycode 4 0 100%")
def test_report_omitting(self):
# Try reporting while omitting some modules
prefix = os.path.split(__file__)[0]
self.run_command("coverage -x mycode.py")
report = self.report_from_command("coverage -r -o '%s/*'" % prefix)
# Name Stmts Miss Cover
# ----------------------------
# mycode 4 0 100%
self.assertEqual(self.line_count(report), 3)
self.assertFalse("/coverage/" in report)
self.assertFalse("/test/modules/covmod1 " in report)
self.assertFalse("/test/zipmods.zip/covmodzip1 " in report)
self.assertTrue("mycode " in report)
self.assertEqual(self.last_line_squeezed(report), "mycode 4 0 100%")
def test_report_including(self):
# Try reporting while including some modules
self.run_command("coverage run mycode.py")
report = self.report_from_command("coverage report --include=mycode*")
# Name Stmts Miss Cover
# ----------------------------
# mycode 4 0 100%
self.assertEqual(self.line_count(report), 3)
self.assertFalse("/coverage/" in report)
self.assertFalse("/test/modules/covmod1 " in report)
self.assertFalse("/test/zipmods.zip/covmodzip1 " in report)
self.assertTrue("mycode " in report)
self.assertEqual(self.last_line_squeezed(report), "mycode 4 0 100%")
def test_report_branches(self):
self.make_file("mybranch.py", """\
def branch(x):
if x:
print("x")
return x
branch(1)
""")
out = self.run_command("coverage run --branch mybranch.py")
self.assertEqual(out, 'x\n')
report = self.report_from_command("coverage report")
# Name Stmts Miss Branch BrPart Cover
# --------------------------------------------
# mybranch 5 0 2 1 85%
self.assertEqual(self.line_count(report), 3)
self.assertTrue("mybranch " in report)
self.assertEqual(self.last_line_squeezed(report),
"mybranch 5 0 2 1 86%")
class SummaryTest2(CoverageTest):
"""Another bunch of summary tests."""
# This class exists because tests naturally clump into classes based on the
# needs of their setUp and tearDown, rather than the product features they
# are testing. There's probably a better way to organize these.
run_in_temp_dir = False
def setUp(self):
super(SummaryTest2, self).setUp()
# Parent class saves and restores sys.path, we can just modify it.
sys.path.append(self.nice_file(os.path.dirname(__file__), 'modules'))
def test_empty_files(self):
cov = coverage.coverage()
cov.start()
import usepkgs # pylint: disable-msg=F0401,W0612
cov.stop()
repout = StringIO()
cov.report(file=repout, show_missing=False)
report = repout.getvalue().replace('\\', '/')
self.assertMultiLineEqual(report, textwrap.dedent("""\
Name Stmts Miss Cover
------------------------------------------------
test/modules/pkg1/__init__ 1 0 100%
test/modules/pkg1/p1a 3 0 100%
test/modules/pkg1/p1b 3 0 100%
test/modules/pkg2/__init__ 0 0 100%
test/modules/pkg2/p2a 3 0 100%
test/modules/pkg2/p2b 3 0 100%
test/modules/usepkgs 2 0 100%
------------------------------------------------
TOTAL 15 0 100%
"""))
|
