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# SPDX-FileCopyrightText: Copyright 2022, Arm Limited and/or its affiliates.
# SPDX-License-Identifier: Apache-2.0
"""Tests for module backend/manager."""
from __future__ import annotations
from pathlib import Path
from unittest.mock import MagicMock
from unittest.mock import PropertyMock
import pytest
from mlia.backend.corstone.performance import BackendRunner
from mlia.backend.corstone.performance import ExecutionParams
class TestBackendRunner:
"""Tests for BackendRunner class."""
@staticmethod
def _setup_backends(
monkeypatch: pytest.MonkeyPatch,
available_systems: list[str] | None = None,
available_apps: list[str] | None = None,
) -> None:
"""Set up backend metadata."""
def mock_system(system: str) -> MagicMock:
"""Mock the System instance."""
mock = MagicMock()
type(mock).name = PropertyMock(return_value=system)
return mock
def mock_app(app: str) -> MagicMock:
"""Mock the Application instance."""
mock = MagicMock()
type(mock).name = PropertyMock(return_value=app)
mock.can_run_on.return_value = True
return mock
system_mocks = [mock_system(name) for name in (available_systems or [])]
monkeypatch.setattr(
"mlia.backend.executor.runner.get_available_systems",
MagicMock(return_value=system_mocks),
)
apps_mock = [mock_app(name) for name in (available_apps or [])]
monkeypatch.setattr(
"mlia.backend.executor.runner.get_available_applications",
MagicMock(return_value=apps_mock),
)
@pytest.mark.parametrize(
"available_systems, system, installed",
[
([], "system1", False),
(["system1", "system2"], "system1", True),
],
)
def test_is_system_installed(
self,
available_systems: list,
system: str,
installed: bool,
monkeypatch: pytest.MonkeyPatch,
) -> None:
"""Test method is_system_installed."""
backend_runner = BackendRunner()
self._setup_backends(monkeypatch, available_systems)
assert backend_runner.is_system_installed(system) == installed
@pytest.mark.parametrize(
"available_systems, systems",
[
([], []),
(["system1"], ["system1"]),
],
)
def test_installed_systems(
self,
available_systems: list[str],
systems: list[str],
monkeypatch: pytest.MonkeyPatch,
) -> None:
"""Test method installed_systems."""
backend_runner = BackendRunner()
self._setup_backends(monkeypatch, available_systems)
assert backend_runner.get_installed_systems() == systems
@staticmethod
def test_install_system(monkeypatch: pytest.MonkeyPatch) -> None:
"""Test system installation."""
install_system_mock = MagicMock()
monkeypatch.setattr(
"mlia.backend.executor.runner.install_system", install_system_mock
)
backend_runner = BackendRunner()
backend_runner.install_system(Path("test_system_path"))
install_system_mock.assert_called_once_with(Path("test_system_path"))
@pytest.mark.parametrize(
"available_systems, systems, expected_result",
[
([], [], False),
(["system1"], [], False),
(["system1"], ["system1"], True),
(["system1", "system2"], ["system1", "system3"], False),
(["system1", "system2"], ["system1", "system2"], True),
],
)
def test_systems_installed(
self,
available_systems: list[str],
systems: list[str],
expected_result: bool,
monkeypatch: pytest.MonkeyPatch,
) -> None:
"""Test method systems_installed."""
self._setup_backends(monkeypatch, available_systems)
backend_runner = BackendRunner()
assert backend_runner.systems_installed(systems) is expected_result
@pytest.mark.parametrize(
"available_apps, applications, expected_result",
[
([], [], False),
(["app1"], [], False),
(["app1"], ["app1"], True),
(["app1", "app2"], ["app1", "app3"], False),
(["app1", "app2"], ["app1", "app2"], True),
],
)
def test_applications_installed(
self,
available_apps: list[str],
applications: list[str],
expected_result: bool,
monkeypatch: pytest.MonkeyPatch,
) -> None:
"""Test method applications_installed."""
self._setup_backends(monkeypatch, [], available_apps)
backend_runner = BackendRunner()
assert backend_runner.applications_installed(applications) is expected_result
@pytest.mark.parametrize(
"available_apps, applications",
[
([], []),
(
["application1", "application2"],
["application1", "application2"],
),
],
)
def test_get_installed_applications(
self,
available_apps: list[str],
applications: list[str],
monkeypatch: pytest.MonkeyPatch,
) -> None:
"""Test method get_installed_applications."""
self._setup_backends(monkeypatch, [], available_apps)
backend_runner = BackendRunner()
assert applications == backend_runner.get_installed_applications()
@staticmethod
def test_install_application(monkeypatch: pytest.MonkeyPatch) -> None:
"""Test application installation."""
mock_install_application = MagicMock()
monkeypatch.setattr(
"mlia.backend.executor.runner.install_application",
mock_install_application,
)
backend_runner = BackendRunner()
backend_runner.install_application(Path("test_application_path"))
mock_install_application.assert_called_once_with(Path("test_application_path"))
@pytest.mark.parametrize(
"available_apps, application, installed",
[
([], "system1", False),
(
["application1", "application2"],
"application1",
True,
),
(
[],
"application1",
False,
),
],
)
def test_is_application_installed(
self,
available_apps: list[str],
application: str,
installed: bool,
monkeypatch: pytest.MonkeyPatch,
) -> None:
"""Test method is_application_installed."""
self._setup_backends(monkeypatch, [], available_apps)
backend_runner = BackendRunner()
assert installed == backend_runner.is_application_installed(
application, "system1"
)
@staticmethod
@pytest.mark.parametrize(
"execution_params, expected_command",
[
(
ExecutionParams("application_4", "System 4", [], []),
["application_4", [], "System 4", []],
),
(
ExecutionParams(
"application_6",
"System 6",
["param1=value2"],
["sys-param1=value2"],
),
[
"application_6",
["param1=value2"],
"System 6",
["sys-param1=value2"],
],
),
],
)
def test_run_application_local(
monkeypatch: pytest.MonkeyPatch,
execution_params: ExecutionParams,
expected_command: list[str],
) -> None:
"""Test method run_application with local systems."""
run_app = MagicMock()
monkeypatch.setattr("mlia.backend.executor.runner.run_application", run_app)
backend_runner = BackendRunner()
backend_runner.run_application(execution_params)
run_app.assert_called_once_with(*expected_command)
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