85 lines
2.8 KiB
Python
85 lines
2.8 KiB
Python
"""Common test functions."""
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from importlib import import_module
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import json
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from pathlib import Path
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from typing import Any
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from dbus_fast.aio.message_bus import MessageBus
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from supervisor.resolution.validate import get_valid_modules
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from supervisor.utils.yaml import read_yaml_file
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from .dbus_service_mocks.base import DBusServiceMock
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def get_fixture_path(filename: str) -> Path:
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"""Get path for fixture."""
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return Path(Path(__file__).parent.joinpath("fixtures"), filename)
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def load_json_fixture(filename: str) -> Any:
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"""Load a json fixture."""
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path = get_fixture_path(filename)
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return json.loads(path.read_text(encoding="utf-8"))
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def load_yaml_fixture(filename: str) -> Any:
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"""Load a YAML fixture."""
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path = get_fixture_path(filename)
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return read_yaml_file(path)
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def load_fixture(filename: str) -> str:
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"""Load a fixture."""
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path = get_fixture_path(filename)
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return path.read_text(encoding="utf-8")
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def load_binary_fixture(filename: str) -> bytes:
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"""Load a fixture without decoding."""
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path = get_fixture_path(filename)
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return path.read_bytes()
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def exists_fixture(filename: str) -> bool:
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"""Check if a fixture exists."""
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path = get_fixture_path(filename)
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return path.exists()
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async def mock_dbus_services(
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to_mock: dict[str, list[str] | str | None], bus: MessageBus
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) -> dict[str, dict[str, DBusServiceMock] | DBusServiceMock]:
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"""Mock specified dbus services on bus.
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to_mock is dictionary where the key is a dbus service to mock (module must exist
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in dbus_service_mocks). Value is the object path for the mocked service. Can also
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be a list of object paths or None (if the mocked service defines the object path).
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A dictionary is returned where the key is the dbus service to mock and the value
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is the instance of the mocked service. If a list of object paths is provided,
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the value is a dictionary where the key is the object path and value is the
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mocked instance of the service for that object path.
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"""
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services: dict[str, list[DBusServiceMock] | DBusServiceMock] = {}
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requested_names: set[str] = set()
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for module in get_valid_modules("dbus_service_mocks", base=__file__):
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if module in to_mock:
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service_module = import_module(f"{__package__}.dbus_service_mocks.{module}")
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if service_module.BUS_NAME not in requested_names:
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await bus.request_name(service_module.BUS_NAME)
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requested_names.add(service_module.BUS_NAME)
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if isinstance(to_mock[module], list):
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services[module] = {
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obj_path: service_module.setup(obj_path).export(bus)
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for obj_path in to_mock[module]
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}
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else:
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services[module] = service_module.setup(to_mock[module]).export(bus)
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return services
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