Python VirtualMethods.getMargins方法代碼示例

# 需要導入模塊: from sample import VirtualMethods [as 別名]
# 或者: from sample.VirtualMethods import getMargins [as 別名]

#.........這裏部分代碼省略.........
        self.assertRaises(TypeError, self.vm.sum2, 1, 2, 3)

    def testReimplementedModifiedVirtualMethod2(self):
        '''Override of the virtual method originally with three arguments,
        the last one was removed and the default value set to 2000.'''
        a0, a1 = 1, 2
        ignored = 54321
        result0 = self.vm.sum2(a0, a1)
        result1 = self.evm.callSum2(a0, a1, ignored)
        self.assertEqual(result0 * self.evm.multiplier, result1)
        self.assert_(self.evm.sum2_called)

    def testModifiedVirtualMethod3(self):
        '''Virtual method originally with three arguments have the second
        one removed and replaced by custom code that replaces it by the sum
        of the first and the last arguments.'''
        a0, a1 = 1, 2
        result0 = self.vm.sum3(a0, a1)
        self.assertEqual(result0, a0 + (a0 + a1) + a1)
        result1 = self.vm.callSum3(a0, 10, a1)
        self.assertNotEqual(result0, result1)
        result2 = self.vm.callSum3(a0, a0 + a1, a1)
        self.assertEqual(result0, result2)
        self.assertRaises(TypeError, self.vm.sum3, 1, 2, 3)

    def testReimplementedModifiedVirtualMethod3(self):
        '''Override of the virtual method originally with three arguments
        have the second one removed and replaced by custom code that
        replaces it by the sum of the first and the last arguments.'''
        a0, a1 = 1, 2
        ignored = 54321
        result0 = self.vm.sum3(a0, a1)
        result1 = self.evm.callSum3(a0, ignored, a1)
        self.assertEqual(result0 * self.evm.multiplier, result1)
        self.assert_(self.evm.sum3_called)

    def testModifiedVirtualMethod4(self):
        '''Virtual method originally with three arguments, the
        last one was removed and the default value set to 3000.'''
        a0, a1 = 1, 2
        default_value = 3000
        result0 = self.vm.sum4(a0, a1)
        self.assertEqual(result0, a0 + default_value + a1)
        removed_arg_value = 100
        result1 = self.vm.callSum4(a0, removed_arg_value, a1)
        self.assertEqual(result1, a0 + removed_arg_value + a1)
        self.assertRaises(TypeError, self.vm.sum4, 1, 2, 3)

    def testReimplementedModifiedVirtualMethod4(self):
        '''Override of the virtual method originally with three arguments,
        the last one was removed and the default value set to 3000.
        The method was modified with code injection on the binding override
        (the one that receives calls from C++ with the original signature
        and forwards it to Python overrides) that subtracts the value of the
        second argument (removed in Python) from the value of the first
        before sending them to Python.'''
        a0, a1 = 1, 2
        removed_arg_value = 2011
        default_value = 3000
        result = self.evm.callSum4(a0, removed_arg_value, a1)
        self.assertEqual(result, (a0 - removed_arg_value + a1 + default_value) * self.evm.multiplier)
        self.assert_(self.evm.sum4_called)

    def testOverridenMethodResultModification(self):
        '''Injected code modifies the result of a call to a virtual
        method overridden in Python.'''
        orig_name = self.vm.callName()
        self.assertEqual(orig_name, 'VirtualMethods')
        name = self.evm.callName()
        self.assertEqual(name, 'PimpedExtendedVirtualMethods')
        self.assertEqual(name, Str('PimpedExtendedVirtualMethods'))
        self.assert_(self.evm.name_called)

    def testInjectCodeCallsPythonVirtualMethodOverride(self):
        '''When injected code calls the Python override by itself
        no code for the method call should be generated.'''
        self.evm.callCallMe()
        self.assertEqual(self.evm.callMe_called, 1)

    def testAllArgumentsRemoved(self):
        values = (10, 20, 30, 40)
        self.vm.setMargins(*values)
        self.assertEquals(self.vm.getMargins(), values)

    def testAllArgumentsRemovedCallVirtual(self):
        values = (10, 20, 30, 40)
        self.vm.setMargins(*values)
        self.assertEquals(self.vm.callGetMargins(), values)

    def testExtendedAllArgumentsRemoved(self):
        values = (10, 20, 30, 40)
        self.evm.setMargins(*values)
        double = tuple([m*2 for m in values])
        self.assertEquals(self.evm.getMargins(), double)

    def testExtendedAllArgumentsRemovedCallVirtual(self):
        values = (10, 20, 30, 40)
        self.evm.setMargins(*values)
        double = tuple([m*2 for m in values])
        self.assertEquals(self.evm.callGetMargins(), double)

# 需要導入模塊: from sample import VirtualMethods [as 別名]
# 或者: from sample.VirtualMethods import getMargins [as 別名]
 def getMargins(self):
     return tuple([m*2 for m in VirtualMethods.getMargins(self)])