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Viewing changes to twisted/trial/test/test_class.py

  • Committer: Bazaar Package Importer
  • Author(s): Matthias Klose
  • Date: 2006-02-22 22:52:47 UTC
  • Revision ID: james.westby@ubuntu.com-20060222225247-0mjb8ij9473m5zse
Tags: 2.2.0-1ubuntu1
Synchronize with Debian unstable.

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twisted/trial/test/test_class.py
 
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import sets
 
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from twisted.trial import unittest, reporter, runner
 
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_setUpClassRuns = 0
 
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_tearDownClassRuns = 0
 
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class NumberOfRuns(unittest.TestCase):
 
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    def setUpClass(self):
 
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        global _setUpClassRuns
 
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        _setUpClassRuns += 1
 
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    def test_1(self):
 
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        global _setUpClassRuns
 
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        self.failUnlessEqual(_setUpClassRuns, 1)
 
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    def test_2(self):
 
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        global _setUpClassRuns
 
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        self.failUnlessEqual(_setUpClassRuns, 1)
 
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    def test_3(self):
 
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        global _setUpClassRuns
 
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        self.failUnlessEqual(_setUpClassRuns, 1)
 
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    def tearDownClass(self):
 
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        global _tearDownClassRuns
 
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        self.failUnlessEqual(_tearDownClassRuns, 0)
 
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        _tearDownClassRuns += 1
 
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class AttributeSetUp(unittest.TestCase):
 
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    def setUpClass(self):
 
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        self.x = 42
 
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    def setUp(self):
 
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        self.failUnless(hasattr(self, 'x'), "Attribute 'x' not set")
 
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        self.failUnlessEqual(self.x, 42)
 
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    def test_1(self):
 
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        self.failUnlessEqual(self.x, 42) # still the same
 
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    def test_2(self):
 
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        self.failUnlessEqual(self.x, 42) # still the same
 
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    def tearDown(self):
 
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        self.failUnlessEqual(self.x, 42) # still the same
 
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    def tearDownClass(self):
 
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        self.x = None
 
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class AttributeManipulation(unittest.TestCase):
 
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    def setUpClass(self):
 
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        self.testsRun = 0
 
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    def test_1(self):
 
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        self.testsRun += 1
 
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    def test_2(self):
 
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        self.testsRun += 1
 
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    def test_3(self):
 
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        self.testsRun += 1
 
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    def tearDown(self):
 
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        self.failUnless(self.testsRun > 0)
 
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    def tearDownClass(self):
 
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        self.failUnlessEqual(self.testsRun, 3)
 
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class AttributeSharing(unittest.TestCase):
 
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    class AttributeSharer(unittest.TestCase):
 
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        def test_1(self):
 
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            self.first = 'test1Run'
 
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        def test_2(self):
 
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            self.failIf(hasattr(self, 'first'))
 
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    class ClassAttributeSharer(AttributeSharer):
 
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        def setUpClass(self):
 
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            pass
 
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        def test_3(self):
 
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            self.failUnlessEqual('test1Run', self.first)
 
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    def setUp(self):
 
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        self.loader = runner.TestLoader()
 
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    def test_normal(self):
 
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        result = reporter.TestResult()
 
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        suite = self.loader.loadClass(AttributeSharing.AttributeSharer)
 
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        suite.run(result)
 
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        self.failUnlessEqual(result.errors, [])
 
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        self.failUnlessEqual(result.failures, [])
 
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    def test_shared(self):
 
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        result = reporter.TestResult()
 
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        suite = self.loader.loadClass(AttributeSharing.ClassAttributeSharer)
 
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        suite.run(result)
 
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        self.failUnlessEqual(result.errors, [])
 
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        self.failUnlessEqual(len(result.failures), 1) # from test_2
 
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        self.failUnlessEqual(result.failures[0][0].shortDescription(),
 
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                             'test_2')
 
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class FactoryCounting(unittest.TestCase):
 
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    class MyTestCase(unittest.TestCase):
 
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        _setUpClassRun = 0
 
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        _tearDownClassRun = 0
 
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        def setUpClass(self):
 
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            self.__class__._setUpClassRun += 1
 
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        def test_1(self):
 
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            pass
 
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        def test_2(self):
 
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            pass
 
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        def tearDownClass(self):
 
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            self.__class__._tearDownClassRun += 1
 
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    class AnotherTestCase(MyTestCase):
 
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        _setUpClassRun = 0
 
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        _tearDownClassRun = 0
 
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        def setUpClass(self):
 
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            self.__class__._setUpClassRun += 1
 
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            raise unittest.SkipTest('reason')
 
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        def test_1(self):
 
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            pass
 
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        def test_2(self):
 
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            pass
 
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        def tearDownClass(self):
 
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            self.__class__._tearDownClassRun += 1
 
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    def setUp(self):
 
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        self.factory = FactoryCounting.MyTestCase
 
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        self.subFactory = FactoryCounting.AnotherTestCase
 
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        self._reset()
 
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    def _reset(self):
 
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        self.factory._setUpClassRun = self.factory._tearDownClassRun = 0
 
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        self.subFactory._setUpClassRun = self.subFactory._tearDownClassRun = 0
 
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        self.factory._instances = sets.Set()
 
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        self.factory._instancesRun = sets.Set()
 
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    def test_createAndRun(self):
 
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        test = self.factory('test_1')
 
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        self.failUnlessEqual(test._isFirst(), True)
 
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        result = reporter.TestResult()
 
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        test(result)
 
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        self.failUnlessEqual(self.factory._setUpClassRun, 1)
 
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        self.failUnlessEqual(self.factory._tearDownClassRun, 1)
 
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158
    def test_createTwoAndRun(self):
 
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        tests = map(self.factory, ['test_1', 'test_2'])
 
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        self.failUnlessEqual(tests[0]._isFirst(), True)
 
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        self.failUnlessEqual(tests[1]._isFirst(), True)
 
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        result = reporter.TestResult()
 
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        tests[0](result)
 
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        self.failUnlessEqual(self.factory._setUpClassRun, 1)
 
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        self.failUnlessEqual(self.factory._tearDownClassRun, 0)
 
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        tests[1](result)
 
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        self.failUnlessEqual(self.factory._setUpClassRun, 1)
 
168
        self.failUnlessEqual(self.factory._tearDownClassRun, 1)
 
169
        
 
170
    def test_runTwice(self):
 
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        test = self.factory('test_1')
 
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        result = reporter.TestResult()
 
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        test(result)
 
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        self.failUnlessEqual(self.factory._setUpClassRun, 1)
 
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        self.failUnlessEqual(self.factory._tearDownClassRun, 1)
 
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        test(result)
 
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        self.failUnlessEqual(self.factory._setUpClassRun, 2)
 
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        self.failUnlessEqual(self.factory._tearDownClassRun, 2)
 
179
        
 
180
    def test_runMultipleCopies(self):
 
181
        tests = map(self.factory, ['test_1', 'test_1'])
 
182
        result = reporter.TestResult()
 
183
        tests[0](result)
 
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        self.failUnlessEqual(self.factory._setUpClassRun, 1)
 
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        self.failUnlessEqual(self.factory._tearDownClassRun, 0)
 
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        tests[1](result)
 
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        self.failUnlessEqual(self.factory._setUpClassRun, 1)
 
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        self.failUnlessEqual(self.factory._tearDownClassRun, 1)
 
189
        
 
190
    def test_skippingSetUpClass(self):
 
191
        tests = map(self.subFactory, ['test_1', 'test_2'])
 
192
        result = reporter.TestResult()
 
193
        tests[0](result)
 
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        self.failUnlessEqual(self.subFactory._setUpClassRun, 1)
 
195
        self.failUnlessEqual(self.subFactory._tearDownClassRun, 0)
 
196
        tests[1](result)
 
197
        self.failUnlessEqual(self.subFactory._setUpClassRun, 2)
 
198
        self.failUnlessEqual(self.subFactory._tearDownClassRun, 0)
 
199