Python PrivateDtor Examples

Example #1

File: privatedtor_test.py Project: pradyunsg/Shiboken

 def testPrivateDtorInstanceMethod(self):
     """Test if PrivateDtor.instance() method return the proper singleton."""
     pd1 = PrivateDtor.instance()
     calls = pd1.instanceCalls()
     self.assertEqual(type(pd1), PrivateDtor)
     pd2 = PrivateDtor.instance()
     self.assertEqual(pd2, pd1)
     self.assertEqual(pd2.instanceCalls(), calls + 1)

Example #2

File: privatedtor_test.py Project: machinekoder/pyside-setup-mirror

 def testPrivateDtorInstanceMethod(self):
     '''Test if PrivateDtor.instance() method return the proper singleton.'''
     pd1 = PrivateDtor.instance()
     calls = pd1.instanceCalls()
     self.assertEqual(type(pd1), PrivateDtor)
     pd2 = PrivateDtor.instance()
     self.assertEqual(pd2, pd1)
     self.assertEqual(pd2.instanceCalls(), calls + 1)

Example #3

    def testProtectedMethod(self):
        '''Calls protected method of a class with a private destructor.'''
        obj = PrivateDtor.instance()

        self.assertEqual(type(obj), PrivateDtor)
        self.assertEqual(obj.instanceCalls(), 1)
        self.assertEqual(obj.instanceCalls(), obj.protectedInstanceCalls())
        obj = PrivateDtor.instance()
        self.assertEqual(obj.instanceCalls(), 2)
        self.assertEqual(obj.instanceCalls(), obj.protectedInstanceCalls())

Example #4

File: protected_test.py Project: Hasimir/Shiboken

    def testProtectedMethod(self):
        '''Calls protected method of a class with a private destructor.'''
        obj = PrivateDtor.instance()

        self.assertEqual(type(obj), PrivateDtor)
        self.assertEqual(obj.instanceCalls(), 1)
        self.assertEqual(obj.instanceCalls(), obj.protectedInstanceCalls())
        obj = PrivateDtor.instance()
        self.assertEqual(obj.instanceCalls(), 2)
        self.assertEqual(obj.instanceCalls(), obj.protectedInstanceCalls())

Example #5

File: weakref_test.py Project: OdyX/Shiboken

 def testPrivateDtor(self):
     '''PrivateDtor weakref'''
     obj = PrivateDtor.instance()
     print obj
     ref = weakref.ref(obj, self.cb)
     del obj
     self.assert_(self.called)

Example #6

File: privatedtor_test.py Project: pradyunsg/Shiboken

 def testPrivateDtorRefCounting(self):
     """Test refcounting of the singleton returned by PrivateDtor.instance()."""
     pd1 = PrivateDtor.instance()
     calls = pd1.instanceCalls()
     refcnt = sys.getrefcount(pd1)
     pd2 = PrivateDtor.instance()
     self.assertEqual(pd2.instanceCalls(), calls + 1)
     self.assertEqual(sys.getrefcount(pd2), sys.getrefcount(pd1))
     self.assertEqual(sys.getrefcount(pd2), refcnt + 1)
     del pd1
     self.assertEqual(sys.getrefcount(pd2), refcnt)
     del pd2
     gc.collect()
     pd3 = PrivateDtor.instance()
     self.assertEqual(type(pd3), PrivateDtor)
     self.assertEqual(pd3.instanceCalls(), calls + 2)
     self.assertEqual(sys.getrefcount(pd3), refcnt)

Example #7

File: privatedtor_test.py Project: machinekoder/pyside-setup-mirror

 def testPrivateDtorRefCounting(self):
     '''Test refcounting of the singleton returned by PrivateDtor.instance().'''
     pd1 = PrivateDtor.instance()
     calls = pd1.instanceCalls()
     refcnt = sys.getrefcount(pd1)
     pd2 = PrivateDtor.instance()
     self.assertEqual(pd2.instanceCalls(), calls + 1)
     self.assertEqual(sys.getrefcount(pd2), sys.getrefcount(pd1))
     self.assertEqual(sys.getrefcount(pd2), refcnt + 1)
     del pd1
     self.assertEqual(sys.getrefcount(pd2), refcnt)
     del pd2
     gc.collect()
     pd3 = PrivateDtor.instance()
     self.assertEqual(type(pd3), PrivateDtor)
     self.assertEqual(pd3.instanceCalls(), calls + 2)
     self.assertEqual(sys.getrefcount(pd3), refcnt)

Example #8

File: privatedtor_test.py Project: machinekoder/pyside-setup-mirror

    def testClassDecref(self):
        # Bug was that class PyTypeObject wasn't decrefed when instance
        # was invalidated

        before = sys.getrefcount(PrivateDtor)

        for i in range(1000):
            obj = PrivateDtor.instance()
            shiboken.invalidate(obj)

        after = sys.getrefcount(PrivateDtor)

        self.assertLess(abs(before - after), 5)

Example #9

File: privatedtor_test.py Project: BadSingleton/shiboken2

    def testClassDecref(self):
        # Bug was that class PyTypeObject wasn't decrefed when instance
        # was invalidated

        before = sys.getrefcount(PrivateDtor)

        for i in range(1000):
            obj = PrivateDtor.instance()
            shiboken.invalidate(obj)

        after = sys.getrefcount(PrivateDtor)

        self.assertLess(abs(before - after), 5)

Example #10

File: weakref_test.py Project: machinekoder/pyside-setup-mirror

 def testPrivateDtor(self):
     '''PrivateDtor weakref'''
     obj = PrivateDtor.instance()
     ref = weakref.ref(obj, self.cb)
     del obj
     self.assertTrue(self.called)