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# SPDX-FileCopyrightText: Copyright 2022-2023, Arm Limited and/or its affiliates.
# SPDX-License-Identifier: Apache-2.0
"""Tests for config module."""
from __future__ import annotations
from contextlib import ExitStack as does_not_raise
from pathlib import Path
from typing import Any
import pytest
from mlia.backend.vela.compiler import VelaCompilerOptions
from mlia.target.ethos_u.config import EthosUConfiguration
def test_compiler_options_default_init() -> None:
"""Test compiler options default init."""
opts = VelaCompilerOptions()
assert opts.config_files is None
assert opts.system_config == "internal-default"
assert opts.memory_mode == "internal-default"
assert opts.accelerator_config is None
assert opts.max_block_dependency == 3
assert opts.arena_cache_size is None
assert opts.tensor_allocator == "HillClimb"
assert opts.cpu_tensor_alignment == 16
assert opts.optimization_strategy == "Performance"
assert opts.output_dir == Path("output")
def test_ethosu_target() -> None:
"""Test Ethos-U target configuration init."""
default_config = EthosUConfiguration.load_profile("ethos-u55-256")
assert default_config.target == "ethos-u55"
assert default_config.mac == 256
assert default_config.compiler_options is not None
@pytest.mark.parametrize(
"profile_data, expected_error",
[
[
{},
pytest.raises(
KeyError,
match=r"'target'",
),
],
[
{"target": "ethos-u65", "mac": 512},
pytest.raises(
KeyError,
match=r"'system_config'",
),
],
[
{
"target": "ethos-u65",
"mac": 2,
"system_config": "Ethos_U65_Embedded",
"memory_mode": "Shared_Sram",
},
pytest.raises(
Exception,
match=r"Mac value for selected target should be in \[256, 512\]",
),
],
[
{
"target": "ethos-u55",
"mac": 1,
"system_config": "Ethos_U55_High_End_Embedded",
"memory_mode": "Shared_Sram",
},
pytest.raises(
Exception,
match="Mac value for selected target should be "
r"in \[32, 64, 128, 256\]",
),
],
[
{
"target": "ethos-u65",
"mac": 512,
"system_config": "Ethos_U65_Embedded",
"memory_mode": "Shared_Sram",
},
does_not_raise(),
],
],
)
def test_ethosu_configuration(
profile_data: dict[str, Any], expected_error: Any
) -> None:
"""Test creating Ethos-U configuration."""
with expected_error:
cfg = EthosUConfiguration(**profile_data)
cfg.verify()
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