def test_pypeline__two_chained_pipelines_mock_functions__expected_correctly_value(
self):
# FIXTURE
expected = object()
test_method = Mock(return_value=expected)
sub_pipeline = Pypeline().append(test_method,
'first',
'second',
third='third').append(
test_method, something_else=True)
pipeline = Pypeline().append_context(sub_pipeline).append_context(
sub_pipeline)
# EXERCISE
result = pipeline.do()
# VERIFY
self.assertIsNone(result)
self.assertEqual(4, test_method.call_count)
# first
self.assertEqual(call('first', 'second', third='third'),
test_method.mock_calls[0])
self.assertEqual(call(expected, something_else=True),
test_method.mock_calls[1])
self.assertEqual(call('first', 'second', third='third'),
test_method.mock_calls[2])
self.assertEqual(call(expected, something_else=True),
test_method.mock_calls[3])
def test_pypeline__two_chained_simple_functions_arg_list__expected_correctly_value(
self):
# FIXTURE
pipeline = Pypeline().append(math.pow, 2, 2).append(operator.add, 5)
# EXERCISE
result = pipeline.do()
# VERIFY
self.assertEqual(9, result) # add(pow(2**2), 5)
def test_pypeline__two_chained_simple_functions_kwargs_and_arg_list__expected_correctly_value(
self):
# FIXTURE
pow = lambda x, y: math.pow(x, y) # pow take no kwarg
add = lambda a, b: operator.add(a, b) # add take no kwargs
pipeline = Pypeline().append(pow, 2, y=2).append(add, 5)
# EXERCISE
result = pipeline.do()
# VERIFY
self.assertEqual(9, result) # add(pow(2,y=2), 5)