131 lines
4.4 KiB
Python
131 lines
4.4 KiB
Python
"""
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Tests for django test runner
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"""
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import StringIO
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import warnings
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from django.core.exceptions import ImproperlyConfigured
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from django.test import simple
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from django.test.utils import get_warnings_state, restore_warnings_state
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from django.utils import unittest
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class DjangoTestRunnerTests(unittest.TestCase):
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def setUp(self):
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self._warnings_state = get_warnings_state()
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warnings.filterwarnings('ignore', category=DeprecationWarning,
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module='django.test.simple')
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def tearDown(self):
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restore_warnings_state(self._warnings_state)
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def test_failfast(self):
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class MockTestOne(unittest.TestCase):
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def runTest(self):
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assert False
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class MockTestTwo(unittest.TestCase):
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def runTest(self):
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assert False
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suite = unittest.TestSuite([MockTestOne(), MockTestTwo()])
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mock_stream = StringIO.StringIO()
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dtr = simple.DjangoTestRunner(verbosity=0, failfast=False, stream=mock_stream)
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result = dtr.run(suite)
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self.assertEqual(2, result.testsRun)
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self.assertEqual(2, len(result.failures))
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dtr = simple.DjangoTestRunner(verbosity=0, failfast=True, stream=mock_stream)
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result = dtr.run(suite)
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self.assertEqual(1, result.testsRun)
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self.assertEqual(1, len(result.failures))
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class DependencyOrderingTests(unittest.TestCase):
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def test_simple_dependencies(self):
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raw = [
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('s1', ('s1_db', ['alpha'])),
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('s2', ('s2_db', ['bravo'])),
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('s3', ('s3_db', ['charlie'])),
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]
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dependencies = {
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'alpha': ['charlie'],
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'bravo': ['charlie'],
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}
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ordered = simple.dependency_ordered(raw, dependencies=dependencies)
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ordered_sigs = [sig for sig,value in ordered]
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self.assertIn('s1', ordered_sigs)
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self.assertIn('s2', ordered_sigs)
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self.assertIn('s3', ordered_sigs)
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self.assertLess(ordered_sigs.index('s3'), ordered_sigs.index('s1'))
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self.assertLess(ordered_sigs.index('s3'), ordered_sigs.index('s2'))
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def test_chained_dependencies(self):
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raw = [
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('s1', ('s1_db', ['alpha'])),
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('s2', ('s2_db', ['bravo'])),
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('s3', ('s3_db', ['charlie'])),
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]
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dependencies = {
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'alpha': ['bravo'],
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'bravo': ['charlie'],
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}
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ordered = simple.dependency_ordered(raw, dependencies=dependencies)
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ordered_sigs = [sig for sig,value in ordered]
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self.assertIn('s1', ordered_sigs)
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self.assertIn('s2', ordered_sigs)
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self.assertIn('s3', ordered_sigs)
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# Explicit dependencies
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self.assertLess(ordered_sigs.index('s2'), ordered_sigs.index('s1'))
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self.assertLess(ordered_sigs.index('s3'), ordered_sigs.index('s2'))
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# Implied dependencies
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self.assertLess(ordered_sigs.index('s3'), ordered_sigs.index('s1'))
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def test_multiple_dependencies(self):
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raw = [
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('s1', ('s1_db', ['alpha'])),
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('s2', ('s2_db', ['bravo'])),
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('s3', ('s3_db', ['charlie'])),
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('s4', ('s4_db', ['delta'])),
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]
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dependencies = {
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'alpha': ['bravo','delta'],
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'bravo': ['charlie'],
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'delta': ['charlie'],
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}
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ordered = simple.dependency_ordered(raw, dependencies=dependencies)
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ordered_sigs = [sig for sig,aliases in ordered]
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self.assertIn('s1', ordered_sigs)
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self.assertIn('s2', ordered_sigs)
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self.assertIn('s3', ordered_sigs)
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self.assertIn('s4', ordered_sigs)
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# Explicit dependencies
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self.assertLess(ordered_sigs.index('s2'), ordered_sigs.index('s1'))
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self.assertLess(ordered_sigs.index('s4'), ordered_sigs.index('s1'))
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self.assertLess(ordered_sigs.index('s3'), ordered_sigs.index('s2'))
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self.assertLess(ordered_sigs.index('s3'), ordered_sigs.index('s4'))
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# Implicit dependencies
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self.assertLess(ordered_sigs.index('s3'), ordered_sigs.index('s1'))
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def test_circular_dependencies(self):
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raw = [
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('s1', ('s1_db', ['alpha'])),
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('s2', ('s2_db', ['bravo'])),
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]
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dependencies = {
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'bravo': ['alpha'],
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'alpha': ['bravo'],
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}
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self.assertRaises(ImproperlyConfigured, simple.dependency_ordered, raw, dependencies=dependencies)
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