debian-forge/inputs/test/conftest.py
Michael Vogt 7c0e9cfcf7 inputs: add inputs_service fixture
This new fixture avoids some repetitivness when building tests
for input services.
2024-04-03 11:36:01 +02:00

41 lines
1.5 KiB
Python

import inspect
import os
import pathlib
from types import ModuleType
import pytest
from osbuild import inputs, testutil
from osbuild.testutil.imports import import_module_from_path
@pytest.fixture(name="inputs_module")
def inputs_module_fixture(request: pytest.FixtureRequest) -> ModuleType:
"""inputs_module is a fixture that imports a stage module by its name
defined in INPUTS_NAME in the test module.
"""
if not hasattr(request.module, "INPUTS_NAME"):
raise ValueError("inputs_module fixture must be used in a test module that defines INPUTS_NAME")
inputs_name = request.module.INPUTS_NAME
caller_dir = pathlib.Path(request.node.fspath).parent
module_path = caller_dir.parent / inputs_name
return import_module_from_path("inputs", os.fspath(module_path))
@pytest.fixture
def inputs_service(inputs_module) -> ModuleType:
"""inputs_service is a fixture that imports a inputs module by its name
defined in INPUTS_NAME in the test module and returns a InputService
"""
service_cls = None
for memb in inspect.getmembers(
inputs_module,
predicate=lambda obj: inspect.isclass(obj) and issubclass(
obj, inputs.InputService)):
if service_cls:
raise ValueError(f"already have {service_cls}, also found {memb}")
service_cls = memb[1]
fd = testutil.make_fake_service_fd()
srv_obj = service_cls.from_args(["--service-fd", str(fd)])
return srv_obj