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# SPDX-FileCopyrightText: Copyright 2022-2023, Arm Limited and/or its affiliates.
# SPDX-License-Identifier: Apache-2.0
"""Tests for the backend config module."""
from __future__ import annotations
from pathlib import Path
import pytest
from mlia.backend.config import BackendConfiguration
from mlia.backend.config import BackendType
from mlia.backend.config import System
from mlia.core.common import AdviceCategory
from mlia.target.config import copy_profile_file_to_output_dir
from mlia.target.config import get_builtin_supported_profile_names
from mlia.target.config import get_profile_file
from mlia.target.config import load_profile
from mlia.target.config import TargetInfo
from mlia.target.config import TargetProfile
from mlia.utils.registry import Registry
def test_copy_profile_file_to_output_dir(tmp_path: Path) -> None:
"""Test if the profile file is copied into the output directory."""
test_target_profile_name = "ethos-u55-128"
test_file_path = Path(f"{tmp_path}/{test_target_profile_name}.toml")
copy_profile_file_to_output_dir(test_target_profile_name, tmp_path)
assert Path.is_file(test_file_path)
def test_get_builtin_supported_profile_names() -> None:
"""Test profile names getter."""
assert get_builtin_supported_profile_names() == [
"cortex-a",
"ethos-u55-128",
"ethos-u55-256",
"ethos-u65-256",
"ethos-u65-512",
"tosa",
]
def test_get_profile_file() -> None:
"""Test function 'get_profile_file'."""
profile_file = get_profile_file("cortex-a")
assert profile_file.is_file()
assert profile_file == get_profile_file(profile_file)
with pytest.raises(Exception):
get_profile_file("UNKNOWN")
with pytest.raises(Exception):
get_profile_file("")
def test_load_profile() -> None:
"""Test getting profile data."""
profile_file = get_profile_file("ethos-u55-256")
assert load_profile(profile_file) == {
"target": "ethos-u55",
"mac": 256,
"memory_mode": "Shared_Sram",
"system_config": "Ethos_U55_High_End_Embedded",
}
with pytest.raises(Exception, match=r"No such file or directory: 'unknown'"):
load_profile("unknown")
def test_target_profile() -> None:
"""Test the class 'TargetProfile'."""
class MyTargetProfile(TargetProfile):
"""Test class deriving from TargetProfile."""
def verify(self) -> None:
super().verify()
assert self.target
profile = MyTargetProfile("AnyTarget")
assert profile.target == "AnyTarget"
profile = MyTargetProfile("")
with pytest.raises(ValueError):
profile.verify()
@pytest.mark.parametrize(
("advice", "check_system", "supported"),
(
(None, False, True),
(None, True, True),
(AdviceCategory.COMPATIBILITY, True, True),
(AdviceCategory.OPTIMIZATION, True, False),
),
)
def test_target_info(
monkeypatch: pytest.MonkeyPatch,
advice: AdviceCategory | None,
check_system: bool,
supported: bool,
) -> None:
"""Test the class 'TargetInfo'."""
info = TargetInfo(["backend"])
backend_registry = Registry[BackendConfiguration]()
backend_registry.register(
"backend",
BackendConfiguration(
[AdviceCategory.COMPATIBILITY],
[System.CURRENT],
BackendType.BUILTIN,
),
)
monkeypatch.setattr("mlia.target.config.backend_registry", backend_registry)
assert info.is_supported(advice, check_system) == supported
assert bool(info.filter_supported_backends(advice, check_system)) == supported
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