diff options
Diffstat (limited to 'lib/testresources/tests/test_test_resource.py')
| -rw-r--r-- | lib/testresources/tests/test_test_resource.py | 58 |
1 files changed, 54 insertions, 4 deletions
diff --git a/lib/testresources/tests/test_test_resource.py b/lib/testresources/tests/test_test_resource.py index a11c987..4d89469 100644 --- a/lib/testresources/tests/test_test_resource.py +++ b/lib/testresources/tests/test_test_resource.py @@ -57,6 +57,19 @@ class MockResource(testresources.TestResource): return MockResourceInstance("Boo!") +class MockResettableResource(MockResource): + """Mock resource that logs the number of reset calls too.""" + + def __init__(self): + MockResource.__init__(self) + self.resets = 0 + + def reset(self, resource): + self.resets += 1 + resource._name += "!" + return resource + + class TestTestResource(testtools.TestCase): def testUnimplementedGetResource(self): @@ -183,6 +196,33 @@ class TestTestResource(testtools.TestCase): resource_manager.getResource() self.assertEqual(1, resource_manager.makes) + def testGetResourceResetsUsedResource(self): + resource_manager = MockResettableResource() + resource_manager.getResource() + resource = resource_manager.getResource() + self.assertEqual(1, resource_manager.makes) + resource_manager.dirtied(resource) + resource_manager.getResource() + self.assertEqual(1, resource_manager.makes) + self.assertEqual(1, resource_manager.resets) + resource_manager.finishedWith(resource) + + def testUsedResourceResetBetweenUses(self): + resource_manager = MockResettableResource() + # take two refs; like happens with OptimisingTestSuite. + resource_manager.getResource() + resource = resource_manager.getResource() + resource_manager.dirtied(resource) + resource_manager.finishedWith(resource) + # Get again, but its been dirtied. + resource = resource_manager.getResource() + resource_manager.finishedWith(resource) + resource_manager.finishedWith(resource) + # The resource is made once, reset once and cleaned once. + self.assertEqual(1, resource_manager.makes) + self.assertEqual(1, resource_manager.resets) + self.assertEqual(1, resource_manager.cleans) + def testFinishedWithDecrementsUses(self): resource_manager = MockResource() resource = resource_manager.getResource() @@ -237,6 +277,8 @@ class TestTestResource(testtools.TestCase): resource_manager.finishedWith(resource) self.assertIs(resource, resource_manager._currentResource) + # The default implementation of reset() performs a make/clean if + # the dirty flag is set. def testDirtiedSetsDirty(self): resource_manager = MockResource() resource = resource_manager.getResource() @@ -257,15 +299,23 @@ class TestTestResource(testtools.TestCase): resource_manager.finishedWith(resource1) self.assertEqual(2, resource_manager.cleans) - def testDirtyingResourceTriggersRemake(self): + def testDefaultResetMethodPreservesCleanResource(self): + resource_manager = MockResource() + resource = resource_manager.getResource() + self.assertEqual(1, resource_manager.makes) + self.assertEqual(False, resource_manager._dirty) + resource_manager.reset(resource) + self.assertEqual(1, resource_manager.makes) + self.assertEqual(0, resource_manager.cleans) + + def testDefaultResetMethodRecreatesDirtyResource(self): resource_manager = MockResource() resource = resource_manager.getResource() self.assertEqual(1, resource_manager.makes) resource_manager.dirtied(resource) - resource_manager.getResource() - self.assertEqual(1, resource_manager.cleans) + resource_manager.reset(resource) self.assertEqual(2, resource_manager.makes) - self.assertEqual(False, resource_manager._dirty) + self.assertEqual(1, resource_manager.cleans) def testDirtyingWhenUnused(self): resource_manager = MockResource() |