pipelines/sdk/python/kfp/v2/components/experimental/base_component_test.py

116 lines
4.1 KiB
Python

# Copyright 2021 The Kubeflow Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Tests for kfp.v2.components.experimental.base_component."""
import unittest
from unittest.mock import patch
from kfp.v2.components.experimental import base_component
from kfp.v2.components.experimental import component_spec
from kfp.v2.components.experimental import pipeline_task
class TestComponent(base_component.BaseComponent):
def execute(self, *args, **kwargs):
pass
component_op = TestComponent(
component_spec=component_spec.ComponentSpec(
name='component_1',
implementation=component_spec.ContainerSpec(
image='alpine',
commands=[
'sh',
'-c',
'set -ex\necho "$0" "$1" "$2" > "$3"',
component_spec.InputValuePlaceholder(name='input1'),
component_spec.InputValuePlaceholder(name='input2'),
component_spec.InputValuePlaceholder(name='input3'),
component_spec.OutputPathPlaceholder(name='output1'),
],
),
inputs={
'input1': component_spec.InputSpec(type='String'),
'input2': component_spec.InputSpec(type='Integer'),
'input3': component_spec.InputSpec(type='Float', default=3.14),
},
outputs={
'output1': component_spec.OutputSpec(name='output1', type='String'),
},
))
class BaseComponentTest(unittest.TestCase):
@patch.object(pipeline_task, 'create_pipeline_task', autospec=True)
def test_instantiate_component_with_keyword_arguments(
self, mock_create_pipeline_task):
component_op(input1='hello', input2=100, input3=1.23)
mock_create_pipeline_task.assert_called_once_with(
component_spec=component_op.component_spec,
arguments={
'input1': 'hello',
'input2': 100,
'input3': 1.23,
})
@patch.object(pipeline_task, 'create_pipeline_task', autospec=True)
def test_instantiate_component_omitting_arguments_with_default(
self, mock_create_pipeline_task):
component_op(input1='hello', input2=100)
mock_create_pipeline_task.assert_called_once_with(
component_spec=component_op.component_spec,
arguments={
'input1': 'hello',
'input2': 100,
'input3': '3.14',
})
def test_instantiate_component_with_positional_arugment(self):
with self.assertRaisesRegex(
TypeError,
'Components must be instantiated using keyword arguments. Positional '
'parameters are not allowed \(found 3 such parameters for component '
'"component_1"\).'):
component_op('abc', 1, 2.3)
def test_instantiate_component_with_unexpected_keyword_arugment(self):
with self.assertRaisesRegex(
TypeError,
'component_1\(\) got an unexpected keyword argument "input4".'):
component_op(input1='abc', input2=1, input3=2.3, input4='extra')
def test_instantiate_component_with_missing_arugments(self):
with self.assertRaisesRegex(
TypeError,
'component_1\(\) missing 1 required positional argument: input1.'
):
component_op(input2=1)
with self.assertRaisesRegex(
TypeError,
'component_1\(\) missing 2 required positional arguments: input1,input2.'
):
component_op()
if __name__ == '__main__':
unittest.main()