/usr/lib/python3/dist-packages/testtools/tests/test_run.py is in python3-testtools 1.8.1-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 | # Copyright (c) 2010 testtools developers. See LICENSE for details.
"""Tests for the test runner logic."""
import doctest
from unittest import TestSuite
import sys
from textwrap import dedent
from extras import try_import
fixtures = try_import('fixtures')
testresources = try_import('testresources')
import unittest2
import testtools
from testtools import TestCase, run, skipUnless
from testtools.compat import (
_b,
_u,
StringIO,
)
from testtools.matchers import (
Contains,
DocTestMatches,
MatchesRegex,
)
if fixtures:
class SampleTestFixture(fixtures.Fixture):
"""Creates testtools.runexample temporarily."""
def __init__(self, broken=False):
"""Create a SampleTestFixture.
:param broken: If True, the sample file will not be importable.
"""
if not broken:
init_contents = _b("""\
from testtools import TestCase
class TestFoo(TestCase):
def test_bar(self):
pass
def test_quux(self):
pass
def test_suite():
from unittest import TestLoader
return TestLoader().loadTestsFromName(__name__)
""")
else:
init_contents = b"class not in\n"
self.package = fixtures.PythonPackage(
'runexample', [('__init__.py', init_contents)])
def setUp(self):
super(SampleTestFixture, self).setUp()
self.useFixture(self.package)
testtools.__path__.append(self.package.base)
self.addCleanup(testtools.__path__.remove, self.package.base)
self.addCleanup(sys.modules.pop, 'testtools.runexample', None)
if fixtures and testresources:
class SampleResourcedFixture(fixtures.Fixture):
"""Creates a test suite that uses testresources."""
def __init__(self):
super(SampleResourcedFixture, self).__init__()
self.package = fixtures.PythonPackage(
'resourceexample', [('__init__.py', _b("""
from fixtures import Fixture
from testresources import (
FixtureResource,
OptimisingTestSuite,
ResourcedTestCase,
)
from testtools import TestCase
class Printer(Fixture):
def setUp(self):
super(Printer, self).setUp()
print('Setting up Printer')
def reset(self):
pass
class TestFoo(TestCase, ResourcedTestCase):
# When run, this will print just one Setting up Printer, unless the
# OptimisingTestSuite is not honoured, when one per test case will print.
resources=[('res', FixtureResource(Printer()))]
def test_bar(self):
pass
def test_foo(self):
pass
def test_quux(self):
pass
def test_suite():
from unittest import TestLoader
return OptimisingTestSuite(TestLoader().loadTestsFromName(__name__))
"""))])
def setUp(self):
super(SampleResourcedFixture, self).setUp()
self.useFixture(self.package)
self.addCleanup(testtools.__path__.remove, self.package.base)
testtools.__path__.append(self.package.base)
if fixtures:
class SampleLoadTestsPackage(fixtures.Fixture):
"""Creates a test suite package using load_tests."""
def __init__(self):
super(SampleLoadTestsPackage, self).__init__()
self.package = fixtures.PythonPackage(
'discoverexample', [('__init__.py', _b("""
from testtools import TestCase, clone_test_with_new_id
class TestExample(TestCase):
def test_foo(self):
pass
def load_tests(loader, tests, pattern):
tests.addTest(clone_test_with_new_id(tests._tests[1]._tests[0], "fred"))
return tests
"""))])
def setUp(self):
super(SampleLoadTestsPackage, self).setUp()
self.useFixture(self.package)
self.addCleanup(sys.path.remove, self.package.base)
class TestRun(TestCase):
def setUp(self):
super(TestRun, self).setUp()
if fixtures is None:
self.skipTest("Need fixtures")
def test_run_custom_list(self):
self.useFixture(SampleTestFixture())
tests = []
class CaptureList(run.TestToolsTestRunner):
def list(self, test):
tests.append(set([case.id() for case
in testtools.testsuite.iterate_tests(test)]))
out = StringIO()
try:
program = run.TestProgram(
argv=['prog', '-l', 'testtools.runexample.test_suite'],
stdout=out, testRunner=CaptureList)
except SystemExit:
exc_info = sys.exc_info()
raise AssertionError("-l tried to exit. %r" % exc_info[1])
self.assertEqual([set(['testtools.runexample.TestFoo.test_bar',
'testtools.runexample.TestFoo.test_quux'])], tests)
def test_run_list_with_loader(self):
# list() is attempted with a loader first.
self.useFixture(SampleTestFixture())
tests = []
class CaptureList(run.TestToolsTestRunner):
def list(self, test, loader=None):
tests.append(set([case.id() for case
in testtools.testsuite.iterate_tests(test)]))
tests.append(loader)
out = StringIO()
try:
program = run.TestProgram(
argv=['prog', '-l', 'testtools.runexample.test_suite'],
stdout=out, testRunner=CaptureList)
except SystemExit:
exc_info = sys.exc_info()
raise AssertionError("-l tried to exit. %r" % exc_info[1])
self.assertEqual([set(['testtools.runexample.TestFoo.test_bar',
'testtools.runexample.TestFoo.test_quux']), program.testLoader],
tests)
def test_run_list(self):
self.useFixture(SampleTestFixture())
out = StringIO()
try:
run.main(['prog', '-l', 'testtools.runexample.test_suite'], out)
except SystemExit:
exc_info = sys.exc_info()
raise AssertionError("-l tried to exit. %r" % exc_info[1])
self.assertEqual("""testtools.runexample.TestFoo.test_bar
testtools.runexample.TestFoo.test_quux
""", out.getvalue())
def test_run_list_failed_import(self):
broken = self.useFixture(SampleTestFixture(broken=True))
out = StringIO()
# XXX: http://bugs.python.org/issue22811
unittest2.defaultTestLoader._top_level_dir = None
exc = self.assertRaises(
SystemExit,
run.main, ['prog', 'discover', '-l', broken.package.base, '*.py'], out)
self.assertEqual(2, exc.args[0])
self.assertThat(out.getvalue(), DocTestMatches("""\
unittest2.loader._FailedTest.runexample
Failed to import test module: runexample
Traceback (most recent call last):
File ".../loader.py", line ..., in _find_test_path
package = self._get_module_from_name(name)
File ".../loader.py", line ..., in _get_module_from_name
__import__(name)
File ".../runexample/__init__.py", line 1
class not in
...^...
SyntaxError: invalid syntax
""", doctest.ELLIPSIS))
def test_run_orders_tests(self):
self.useFixture(SampleTestFixture())
out = StringIO()
# We load two tests - one that exists and one that doesn't, and we
# should get the one that exists and neither the one that doesn't nor
# the unmentioned one that does.
tempdir = self.useFixture(fixtures.TempDir())
tempname = tempdir.path + '/tests.list'
f = open(tempname, 'wb')
try:
f.write(_b("""
testtools.runexample.TestFoo.test_bar
testtools.runexample.missingtest
"""))
finally:
f.close()
try:
run.main(['prog', '-l', '--load-list', tempname,
'testtools.runexample.test_suite'], out)
except SystemExit:
exc_info = sys.exc_info()
raise AssertionError(
"-l --load-list tried to exit. %r" % exc_info[1])
self.assertEqual("""testtools.runexample.TestFoo.test_bar
""", out.getvalue())
def test_run_load_list(self):
self.useFixture(SampleTestFixture())
out = StringIO()
# We load two tests - one that exists and one that doesn't, and we
# should get the one that exists and neither the one that doesn't nor
# the unmentioned one that does.
tempdir = self.useFixture(fixtures.TempDir())
tempname = tempdir.path + '/tests.list'
f = open(tempname, 'wb')
try:
f.write(_b("""
testtools.runexample.TestFoo.test_bar
testtools.runexample.missingtest
"""))
finally:
f.close()
try:
run.main(['prog', '-l', '--load-list', tempname,
'testtools.runexample.test_suite'], out)
except SystemExit:
exc_info = sys.exc_info()
raise AssertionError(
"-l --load-list tried to exit. %r" % exc_info[1])
self.assertEqual("""testtools.runexample.TestFoo.test_bar
""", out.getvalue())
def test_load_list_preserves_custom_suites(self):
if testresources is None:
self.skipTest("Need testresources")
self.useFixture(SampleResourcedFixture())
# We load two tests, not loading one. Both share a resource, so we
# should see just one resource setup occur.
tempdir = self.useFixture(fixtures.TempDir())
tempname = tempdir.path + '/tests.list'
f = open(tempname, 'wb')
try:
f.write(_b("""
testtools.resourceexample.TestFoo.test_bar
testtools.resourceexample.TestFoo.test_foo
"""))
finally:
f.close()
stdout = self.useFixture(fixtures.StringStream('stdout'))
with fixtures.MonkeyPatch('sys.stdout', stdout.stream):
try:
run.main(['prog', '--load-list', tempname,
'testtools.resourceexample.test_suite'], stdout.stream)
except SystemExit:
# Evil resides in TestProgram.
pass
out = stdout.getDetails()['stdout'].as_text()
self.assertEqual(1, out.count('Setting up Printer'), "%r" % out)
def test_run_failfast(self):
stdout = self.useFixture(fixtures.StringStream('stdout'))
class Failing(TestCase):
def test_a(self):
self.fail('a')
def test_b(self):
self.fail('b')
with fixtures.MonkeyPatch('sys.stdout', stdout.stream):
runner = run.TestToolsTestRunner(failfast=True)
runner.run(TestSuite([Failing('test_a'), Failing('test_b')]))
self.assertThat(
stdout.getDetails()['stdout'].as_text(), Contains('Ran 1 test'))
def test_run_locals(self):
stdout = self.useFixture(fixtures.StringStream('stdout'))
class Failing(TestCase):
def test_a(self):
a = 1
self.fail('a')
runner = run.TestToolsTestRunner(tb_locals=True, stdout=stdout.stream)
runner.run(Failing('test_a'))
self.assertThat(
stdout.getDetails()['stdout'].as_text(), Contains('a = 1'))
def test_stdout_honoured(self):
self.useFixture(SampleTestFixture())
tests = []
out = StringIO()
exc = self.assertRaises(SystemExit, run.main,
argv=['prog', 'testtools.runexample.test_suite'],
stdout=out)
self.assertEqual((0,), exc.args)
self.assertThat(
out.getvalue(),
MatchesRegex(_u("""Tests running...
Ran 2 tests in \\d.\\d\\d\\ds
OK
""")))
@skipUnless(fixtures, "fixtures not present")
def test_issue_16662(self):
# unittest's discover implementation didn't handle load_tests on
# packages. That is fixed pending commit, but we want to offer it
# to all testtools users regardless of Python version.
# See http://bugs.python.org/issue16662
pkg = self.useFixture(SampleLoadTestsPackage())
out = StringIO()
# XXX: http://bugs.python.org/issue22811
unittest2.defaultTestLoader._top_level_dir = None
self.assertEqual(None, run.main(
['prog', 'discover', '-l', pkg.package.base], out))
self.assertEqual(dedent("""\
discoverexample.TestExample.test_foo
fred
"""), out.getvalue())
def test_suite():
from unittest import TestLoader
return TestLoader().loadTestsFromName(__name__)
|