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# fixtures: Fixtures with cleanups for testing and convenience.
#
# Copyright (c) 2010, Robert Collins <robertc@robertcollins.net>
#
# Licensed under either the Apache License, Version 2.0 or the BSD 3-clause
# license at the users choice. A copy of both licenses are available in the
# project source as Apache-2.0 and BSD. You may not use this file except in
# compliance with one of these two licences.
#
# Unless required by applicable law or agreed to in writing, software
# distributed under these licenses is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# license you chose for the specific language governing permissions and
# limitations under that license.
import unittest
import testtools
from testtools.content import text_content
from testtools.testcase import skipIf
import fixtures
from fixtures import TestWithFixtures
from fixtures.fixture import gather_details
from fixtures.tests.helpers import LoggingFixture
class TestTestWithFixtures(unittest.TestCase):
def test_useFixture(self):
fixture = LoggingFixture()
class SimpleTest(testtools.TestCase, TestWithFixtures):
def test_foo(self):
self.useFixture(fixture)
result = unittest.TestResult()
SimpleTest('test_foo').run(result)
self.assertTrue(result.wasSuccessful())
self.assertEqual(['setUp', 'cleanUp'], fixture.calls)
def test_useFixture_uses_raise_first(self):
calls = []
def raiser(ignored):
calls.append('called')
raise Exception('foo')
fixture = fixtures.FunctionFixture(lambda:None, raiser)
class SimpleTest(testtools.TestCase, TestWithFixtures):
def test_foo(self):
self.useFixture(fixture)
result = unittest.TestResult()
SimpleTest('test_foo').run(result)
self.assertFalse(result.wasSuccessful())
self.assertEqual(['called'], calls)
@skipIf(gather_details is None, "gather_details() is not available.")
def test_useFixture_details_captured_from_setUp(self):
# Details added during fixture set-up are gathered even if setUp()
# fails with an exception.
class SomethingBroke(Exception): pass
class BrokenFixture(fixtures.Fixture):
def setUp(self):
super(BrokenFixture, self).setUp()
self.addDetail('content', text_content("foobar"))
raise SomethingBroke()
broken_fixture = BrokenFixture()
class DetailedTestCase(TestWithFixtures, testtools.TestCase):
def setUp(self):
super(DetailedTestCase, self).setUp()
self.useFixture(broken_fixture)
def test(self):
pass
detailed_test_case = DetailedTestCase("test")
self.assertRaises(SomethingBroke, detailed_test_case.setUp)
self.assertEqual(
{"content": text_content("foobar")},
broken_fixture.getDetails())
self.assertEqual(
{"content": text_content("foobar")},
detailed_test_case.getDetails())
@skipIf(gather_details is None, "gather_details() is not available.")
def test_useFixture_details_not_captured_from_setUp(self):
# Details added during fixture set-up are not gathered if the test
# case does not have the ability to accept those details.
class SomethingBroke(Exception): pass
class BrokenFixture(fixtures.Fixture):
def setUp(self):
super(BrokenFixture, self).setUp()
self.addDetail('content', text_content("foobar"))
raise SomethingBroke()
broken_fixture = BrokenFixture()
class NonDetailedTestCase(TestWithFixtures, unittest.TestCase):
def setUp(self):
super(NonDetailedTestCase, self).setUp()
self.useFixture(broken_fixture)
def test(self):
pass
non_detailed_test_case = NonDetailedTestCase("test")
self.assertRaises(SomethingBroke, non_detailed_test_case.setUp)
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