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test_grpc.py
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test_grpc.py
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# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you 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.
from __future__ import annotations
from unittest import mock
from airflow.providers.grpc.operators.grpc import GrpcOperator
class StubClass:
def __init__(self, channel):
pass
def stream_call(self, data):
pass
class TestGrpcOperator:
def custom_conn_func(self, connection):
pass
@mock.patch("airflow.providers.grpc.operators.grpc.GrpcHook")
def test_with_interceptors(self, mock_hook):
operator = GrpcOperator(
stub_class=StubClass,
call_func="stream_call",
interceptors=[],
task_id="test_grpc",
)
operator.execute({})
mock_hook.assert_called_once_with("grpc_default", interceptors=[], custom_connection_func=None)
@mock.patch("airflow.providers.grpc.operators.grpc.GrpcHook")
def test_with_custom_connection_func(self, mock_hook):
operator = GrpcOperator(
stub_class=StubClass,
call_func="stream_call",
custom_connection_func=self.custom_conn_func,
task_id="test_grpc",
)
operator.execute({})
mock_hook.assert_called_once_with(
"grpc_default", interceptors=None, custom_connection_func=self.custom_conn_func
)
@mock.patch("airflow.providers.grpc.operators.grpc.GrpcHook")
def test_execute_with_log(self, mock_hook):
mocked_hook = mock.Mock()
mock_hook.return_value = mocked_hook
mocked_hook.configure_mock(**{"run.return_value": ["value1", "value2"]})
operator = GrpcOperator(
stub_class=StubClass,
call_func="stream_call",
log_response=True,
task_id="test_grpc",
)
with mock.patch.object(operator.log, "info") as mock_info:
operator.execute({})
mock_hook.assert_called_once_with("grpc_default", interceptors=None, custom_connection_func=None)
mocked_hook.run.assert_called_once_with(StubClass, "stream_call", data={}, streaming=False)
mock_info.assert_any_call("Calling gRPC service")
mock_info.assert_any_call("%r", "value1")
mock_info.assert_any_call("%r", "value2")
@mock.patch("airflow.providers.grpc.operators.grpc.GrpcHook")
def test_execute_with_callback(self, mock_hook):
mocked_hook = mock.Mock()
callback = mock.Mock()
mock_hook.return_value = mocked_hook
mocked_hook.configure_mock(**{"run.return_value": ["value1", "value2"]})
operator = GrpcOperator(
stub_class=StubClass, call_func="stream_call", task_id="test_grpc", response_callback=callback
)
with mock.patch.object(operator.log, "info") as mock_info:
operator.execute({})
mock_hook.assert_called_once_with("grpc_default", interceptors=None, custom_connection_func=None)
mocked_hook.run.assert_called_once_with(StubClass, "stream_call", data={}, streaming=False)
assert ("'value1'", "'value2'") not in mock_info.call_args_list
mock_info.assert_any_call("Calling gRPC service")
callback.assert_any_call("value1", {})
callback.assert_any_call("value2", {})