91 lines
2.8 KiB
Python
91 lines
2.8 KiB
Python
# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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import asyncio
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import pytest
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import pyarrow
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flight = pytest.importorskip("pyarrow.flight")
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pytestmark = pytest.mark.flight
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class ExampleServer(flight.FlightServerBase):
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simple_info = flight.FlightInfo(
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pyarrow.schema([("a", "int32")]),
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flight.FlightDescriptor.for_command(b"simple"),
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[]
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)
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def get_flight_info(self, context, descriptor):
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if descriptor.command == b"simple":
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return self.simple_info
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elif descriptor.command == b"unknown":
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raise NotImplementedError("Unknown command")
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raise NotImplementedError("Unknown descriptor")
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def async_or_skip(client):
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if not client.supports_async:
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# Use async error message as skip message
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with pytest.raises(NotImplementedError) as e:
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client.as_async()
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pytest.skip(str(e.value))
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@pytest.fixture(scope="module")
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def flight_client():
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with ExampleServer() as server:
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with flight.connect(f"grpc://localhost:{server.port}") as client:
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yield client
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@pytest.fixture(scope="module")
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def async_client(flight_client):
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async_or_skip(flight_client)
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yield flight_client.as_async()
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def test_async_support_property(flight_client):
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assert isinstance(flight_client.supports_async, bool)
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if flight_client.supports_async:
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flight_client.as_async()
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else:
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with pytest.raises(NotImplementedError):
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flight_client.as_async()
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def test_get_flight_info(async_client):
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async def _test():
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descriptor = flight.FlightDescriptor.for_command(b"simple")
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info = await async_client.get_flight_info(descriptor)
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assert info == ExampleServer.simple_info
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asyncio.run(_test())
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def test_get_flight_info_error(async_client):
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async def _test():
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descriptor = flight.FlightDescriptor.for_command(b"unknown")
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with pytest.raises(NotImplementedError) as excinfo:
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await async_client.get_flight_info(descriptor)
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assert "Unknown command" in repr(excinfo.value)
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asyncio.run(_test())
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