def test_append_pipeline2(self):
"""Test append pipe opeartion."""
pipeline = Pipeline().append_transform(lambda x: x * 2)
pipeline2 = Pipeline() \
.append_transform(lambda x: x + 10) \
.append_transform(lambda x: x / 2)
pipeline.append_pipe(pipeline2)
# ((10 * 2) + 10) / 2
self.assertEqual(pipeline.feed(10), 15)
def test_append_pipeline(self):
"""Test append pipe opeartion."""
pipeline = Pipeline()
pipeline.append_transform(lambda x: x * 2)
pipeline2 = Pipeline()
pipeline2.append_transform(lambda x: x + 10)
pipeline.append_pipe(pipeline2)
# (10 * 2) + 10
self.assertEqual(pipeline.feed(10), 30)