2020-12-04 22:22:11 +01:00

96 lines
2.9 KiB
Python

from typing import AsyncIterator, AsyncIterable
import pytest
from grpclib.testing import ChannelFor
from tests.output_betterproto.example_service.example_service import (
TestBase,
TestStub,
ExampleRequest,
ExampleResponse,
)
class ExampleService(TestBase):
async def example_unary_unary(
self, example_string: str, example_integer: int
) -> "ExampleResponse":
return ExampleResponse(
example_string=example_string,
example_integer=example_integer,
)
async def example_unary_stream(
self, example_string: str, example_integer: int
) -> AsyncIterator["ExampleResponse"]:
response = ExampleResponse(
example_string=example_string,
example_integer=example_integer,
)
yield response
yield response
yield response
async def example_stream_unary(
self, request_iterator: AsyncIterator["ExampleRequest"]
) -> "ExampleResponse":
async for example_request in request_iterator:
return ExampleResponse(
example_string=example_request.example_string,
example_integer=example_request.example_integer,
)
async def example_stream_stream(
self, request_iterator: AsyncIterator["ExampleRequest"]
) -> AsyncIterator["ExampleResponse"]:
async for example_request in request_iterator:
yield ExampleResponse(
example_string=example_request.example_string,
example_integer=example_request.example_integer,
)
@pytest.mark.asyncio
async def test_calls_with_different_cardinalities():
test_string = "test string"
test_int = 42
async with ChannelFor([ExampleService()]) as channel:
stub = TestStub(channel)
# unary unary
response = await stub.example_unary_unary(
example_string="test string",
example_integer=42,
)
assert response.example_string == test_string
assert response.example_integer == test_int
# unary stream
async for response in stub.example_unary_stream(
example_string="test string",
example_integer=42,
):
assert response.example_string == test_string
assert response.example_integer == test_int
# stream unary
request = ExampleRequest(
example_string=test_string,
example_integer=42,
)
async def request_iterator():
yield request
yield request
yield request
response = await stub.example_stream_unary(request_iterator())
assert response.example_string == test_string
assert response.example_integer == test_int
# stream stream
async for response in stub.example_stream_stream(request_iterator()):
assert response.example_string == test_string
assert response.example_integer == test_int