def _filter_list_of_objects(self, post_condition: PostCondition,
operation_context: OperationContext):
result = []
for item in operation_context.get_output():
operation_context.set_input_parameter('item', item)
if not post_condition.condition.interpret(operation_context):
result.append(item)
operation_context.set_output(result)
def test_apply_post_conditions_filter_list_of_objects(self):
registry = Registry(MockLocalLoader(), RemoteBusinessContextLoader(MockRemoteLoader()))
weaver = Weaver(registry)
operation_context = OperationContext('product.listAll')
operation_context.set_output([Product('Toothpaste', 123.45, False), Product('Toothbrush', 123.45, True)])
weaver.apply_post_conditions(operation_context)
self.assertEqual(1, len(operation_context.get_output()))
self.assertEqual('Toothpaste', operation_context.get_output()[0].name)
self.assertEqual(None, operation_context.get_output()[0].buying_price)
def test_apply_post_conditions_filter_object_field(self):
registry = Registry(MockLocalLoader(), RemoteBusinessContextLoader(MockRemoteLoader()))
weaver = Weaver(registry)
operation_context = OperationContext('user.create')
operation_context.set_output(User('John Doe', '*****@*****.**'))
weaver.apply_post_conditions(operation_context)
self.assertEqual('John Doe', operation_context.get_output().name)
self.assertEqual(None, operation_context.get_output().email)
def _filter_list_of_objects_field(self, post_condition: PostCondition,
operation_context: OperationContext):
for item in operation_context.get_output():
operation_context.set_input_parameter('item', item)
if post_condition.condition.interpret(operation_context):
setattr(item, post_condition.reference_name, None)
def _filter_object_field(self, post_condition: PostCondition,
operation_context: OperationContext):
if post_condition.condition.interpret(operation_context):
output = operation_context.get_output()
if output is not None:
setattr(output, post_condition.reference_name, None)
def interpret(self, context: OperationContext):
args = []
for arg in self.arguments:
args.append(arg.interpret(context))
return context.get_function(self.method_name)(*args)
def interpret(self, context: OperationContext):
return context.get_input_parameter(self.name)
def interpret(self, context: OperationContext):
return getattr(context.get_input_parameter(self.object_name),
self.property_name)
def test_evaluate_preconditions(self):
registry = Registry(MockLocalLoader(), RemoteBusinessContextLoader(MockRemoteLoader()))
weaver = Weaver(registry)
operation_context = OperationContext('user.create')
self.assertRaises(BusinessRulesCheckFailed, weaver.evaluate_preconditions, operation_context)