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# Copyright (c) 2010 testtools developers. See LICENSE for details.
"""Tests for the test runner logic."""
from unittest import TestSuite
from testtools.compat import (
_b,
StringIO,
)
from testtools.helpers import try_import
fixtures = try_import('fixtures')
import testtools
from testtools import TestCase, run
from testtools.matchers import Contains
if fixtures:
class SampleTestFixture(fixtures.Fixture):
"""Creates testtools.runexample temporarily."""
def __init__(self):
self.package = fixtures.PythonPackage(
'runexample', [('__init__.py', _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__)
"""))])
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)
class TestRun(TestCase):
def setUp(self):
super(TestRun, self).setUp()
if fixtures is None:
self.skipTest("Need fixtures")
def test_run_list(self):
self.useFixture(SampleTestFixture())
out = StringIO()
run.main(['prog', '-l', 'testtools.runexample.test_suite'], out)
self.assertEqual("""testtools.runexample.TestFoo.test_bar
testtools.runexample.TestFoo.test_quux
""", out.getvalue())
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()
run.main(['prog', '-l', '--load-list', tempname,
'testtools.runexample.test_suite'], out)
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()
run.main(['prog', '-l', '--load-list', tempname,
'testtools.runexample.test_suite'], out)
self.assertEqual("""testtools.runexample.TestFoo.test_bar
""", out.getvalue())
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')
runner = run.TestToolsTestRunner(failfast=True)
with fixtures.MonkeyPatch('sys.stdout', stdout.stream):
runner.run(TestSuite([Failing('test_a'), Failing('test_b')]))
self.assertThat(
stdout.getDetails()['stdout'].as_text(), Contains('Ran 1 test'))
def test_suite():
from unittest import TestLoader
return TestLoader().loadTestsFromName(__name__)
|
