diff options
Diffstat (limited to 'lib/python2.7/site-packages/Twisted-12.2.0-py2.7-linux-x86_64.egg/twisted/test/test_rebuild.py')
| -rwxr-xr-x | lib/python2.7/site-packages/Twisted-12.2.0-py2.7-linux-x86_64.egg/twisted/test/test_rebuild.py | 252 |
1 files changed, 0 insertions, 252 deletions
diff --git a/lib/python2.7/site-packages/Twisted-12.2.0-py2.7-linux-x86_64.egg/twisted/test/test_rebuild.py b/lib/python2.7/site-packages/Twisted-12.2.0-py2.7-linux-x86_64.egg/twisted/test/test_rebuild.py deleted file mode 100755 index dfeca9d1..00000000 --- a/lib/python2.7/site-packages/Twisted-12.2.0-py2.7-linux-x86_64.egg/twisted/test/test_rebuild.py +++ /dev/null @@ -1,252 +0,0 @@ -# Copyright (c) Twisted Matrix Laboratories. -# See LICENSE for details. - - -import sys, os -import types - -from twisted.trial import unittest -from twisted.python import rebuild - -import crash_test_dummy -f = crash_test_dummy.foo - -class Foo: pass -class Bar(Foo): pass -class Baz(object): pass -class Buz(Bar, Baz): pass - -class HashRaisesRuntimeError: - """ - Things that don't hash (raise an Exception) should be ignored by the - rebuilder. - - @ivar hashCalled: C{bool} set to True when __hash__ is called. - """ - def __init__(self): - self.hashCalled = False - - def __hash__(self): - self.hashCalled = True - raise RuntimeError('not a TypeError!') - - - -unhashableObject = None # set in test_hashException - - - -class RebuildTestCase(unittest.TestCase): - """ - Simple testcase for rebuilding, to at least exercise the code. - """ - def setUp(self): - self.libPath = self.mktemp() - os.mkdir(self.libPath) - self.fakelibPath = os.path.join(self.libPath, 'twisted_rebuild_fakelib') - os.mkdir(self.fakelibPath) - file(os.path.join(self.fakelibPath, '__init__.py'), 'w').close() - sys.path.insert(0, self.libPath) - - def tearDown(self): - sys.path.remove(self.libPath) - - def testFileRebuild(self): - from twisted.python.util import sibpath - import shutil, time - shutil.copyfile(sibpath(__file__, "myrebuilder1.py"), - os.path.join(self.fakelibPath, "myrebuilder.py")) - from twisted_rebuild_fakelib import myrebuilder - a = myrebuilder.A() - try: - object - except NameError: - pass - else: - from twisted.test import test_rebuild - b = myrebuilder.B() - class C(myrebuilder.B): - pass - test_rebuild.C = C - c = C() - i = myrebuilder.Inherit() - self.assertEqual(a.a(), 'a') - # necessary because the file has not "changed" if a second has not gone - # by in unix. This sucks, but it's not often that you'll be doing more - # than one reload per second. - time.sleep(1.1) - shutil.copyfile(sibpath(__file__, "myrebuilder2.py"), - os.path.join(self.fakelibPath, "myrebuilder.py")) - rebuild.rebuild(myrebuilder) - try: - object - except NameError: - pass - else: - b2 = myrebuilder.B() - self.assertEqual(b2.b(), 'c') - self.assertEqual(b.b(), 'c') - self.assertEqual(i.a(), 'd') - self.assertEqual(a.a(), 'b') - # more work to be done on new-style classes - # self.assertEqual(c.b(), 'c') - - def testRebuild(self): - """ - Rebuilding an unchanged module. - """ - # This test would actually pass if rebuild was a no-op, but it - # ensures rebuild doesn't break stuff while being a less - # complex test than testFileRebuild. - - x = crash_test_dummy.X('a') - - rebuild.rebuild(crash_test_dummy, doLog=False) - # Instance rebuilding is triggered by attribute access. - x.do() - self.failUnlessIdentical(x.__class__, crash_test_dummy.X) - - self.failUnlessIdentical(f, crash_test_dummy.foo) - - def testComponentInteraction(self): - x = crash_test_dummy.XComponent() - x.setAdapter(crash_test_dummy.IX, crash_test_dummy.XA) - oldComponent = x.getComponent(crash_test_dummy.IX) - rebuild.rebuild(crash_test_dummy, 0) - newComponent = x.getComponent(crash_test_dummy.IX) - - newComponent.method() - - self.assertEqual(newComponent.__class__, crash_test_dummy.XA) - - # Test that a duplicate registerAdapter is not allowed - from twisted.python import components - self.failUnlessRaises(ValueError, components.registerAdapter, - crash_test_dummy.XA, crash_test_dummy.X, - crash_test_dummy.IX) - - def testUpdateInstance(self): - global Foo, Buz - - b = Buz() - - class Foo: - def foo(self): - pass - class Buz(Bar, Baz): - x = 10 - - rebuild.updateInstance(b) - assert hasattr(b, 'foo'), "Missing method on rebuilt instance" - assert hasattr(b, 'x'), "Missing class attribute on rebuilt instance" - - def testBananaInteraction(self): - from twisted.python import rebuild - from twisted.spread import banana - rebuild.latestClass(banana.Banana) - - - def test_hashException(self): - """ - Rebuilding something that has a __hash__ that raises a non-TypeError - shouldn't cause rebuild to die. - """ - global unhashableObject - unhashableObject = HashRaisesRuntimeError() - def _cleanup(): - global unhashableObject - unhashableObject = None - self.addCleanup(_cleanup) - rebuild.rebuild(rebuild) - self.assertEqual(unhashableObject.hashCalled, True) - - - -class NewStyleTestCase(unittest.TestCase): - """ - Tests for rebuilding new-style classes of various sorts. - """ - def setUp(self): - self.m = types.ModuleType('whipping') - sys.modules['whipping'] = self.m - - - def tearDown(self): - del sys.modules['whipping'] - del self.m - - - def test_slots(self): - """ - Try to rebuild a new style class with slots defined. - """ - classDefinition = ( - "class SlottedClass(object):\n" - " __slots__ = ['a']\n") - - exec classDefinition in self.m.__dict__ - inst = self.m.SlottedClass() - inst.a = 7 - exec classDefinition in self.m.__dict__ - rebuild.updateInstance(inst) - self.assertEqual(inst.a, 7) - self.assertIdentical(type(inst), self.m.SlottedClass) - - if sys.version_info < (2, 6): - test_slots.skip = "__class__ assignment for class with slots is only available starting Python 2.6" - - - def test_errorSlots(self): - """ - Try to rebuild a new style class with slots defined: this should fail. - """ - classDefinition = ( - "class SlottedClass(object):\n" - " __slots__ = ['a']\n") - - exec classDefinition in self.m.__dict__ - inst = self.m.SlottedClass() - inst.a = 7 - exec classDefinition in self.m.__dict__ - self.assertRaises(rebuild.RebuildError, rebuild.updateInstance, inst) - - if sys.version_info >= (2, 6): - test_errorSlots.skip = "__class__ assignment for class with slots should work starting Python 2.6" - - - def test_typeSubclass(self): - """ - Try to rebuild a base type subclass. - """ - classDefinition = ( - "class ListSubclass(list):\n" - " pass\n") - - exec classDefinition in self.m.__dict__ - inst = self.m.ListSubclass() - inst.append(2) - exec classDefinition in self.m.__dict__ - rebuild.updateInstance(inst) - self.assertEqual(inst[0], 2) - self.assertIdentical(type(inst), self.m.ListSubclass) - - - def test_instanceSlots(self): - """ - Test that when rebuilding an instance with a __slots__ attribute, it - fails accurately instead of giving a L{rebuild.RebuildError}. - """ - classDefinition = ( - "class NotSlottedClass(object):\n" - " pass\n") - - exec classDefinition in self.m.__dict__ - inst = self.m.NotSlottedClass() - inst.__slots__ = ['a'] - classDefinition = ( - "class NotSlottedClass:\n" - " pass\n") - exec classDefinition in self.m.__dict__ - # Moving from new-style class to old-style should fail. - self.assertRaises(TypeError, rebuild.updateInstance, inst) - |