1 files changed, 124 insertions, 0 deletions
diff --git a/tests/mlia/test_devices_ethosu_config.py b/tests/mlia/test_devices_ethosu_config.py
new file mode 100644
index 0000000..49c999a
--- /dev/null
+++ b/tests/mlia/test_devices_ethosu_config.py
@@ -0,0 +1,124 @@
+# SPDX-FileCopyrightText: Copyright 2022, Arm Limited and/or its affiliates.
+# SPDX-License-Identifier: Apache-2.0
+"""Tests for config module."""
+from contextlib import ExitStack as does_not_raise
+from typing import Any
+from typing import Dict
+from unittest.mock import MagicMock
+
+import pytest
+
+from mlia.devices.ethosu.config import EthosUConfiguration
+from mlia.devices.ethosu.config import get_target
+from mlia.tools.vela_wrapper import VelaCompilerOptions
+from mlia.utils.filesystem import get_vela_config
+
+
+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 is None
+
+
+def test_ethosu_target() -> None:
+    """Test Ethos-U target configuration init."""
+    default_config = EthosUConfiguration("ethos-u55-256")
+
+    assert default_config.target == "ethos-u55"
+    assert default_config.mac == 256
+    assert default_config.compiler_options is not None
+
+
+def test_get_target() -> None:
+    """Test function get_target."""
+    with pytest.raises(Exception, match="No target profile given"):
+        get_target(None)  # type: ignore
+
+    with pytest.raises(Exception, match="Unable to find target profile unknown"):
+        get_target("unknown")
+
+    u65_device = get_target("ethos-u65-512")
+
+    assert isinstance(u65_device, EthosUConfiguration)
+    assert u65_device.target == "ethos-u65"
+    assert u65_device.mac == 512
+    assert u65_device.compiler_options.accelerator_config == "ethos-u65-512"
+    assert u65_device.compiler_options.memory_mode == "Dedicated_Sram"
+    assert u65_device.compiler_options.config_files == str(get_vela_config())
+
+
+@pytest.mark.parametrize(
+    "profile_data, expected_error",
+    [
+        [
+            {},
+            pytest.raises(
+                Exception,
+                match="Mandatory fields missing from target profile: "
+                r"\['mac', 'memory_mode', 'system_config', 'target'\]",
+            ),
+        ],
+        [
+            {"target": "ethos-u65", "mac": 512},
+            pytest.raises(
+                Exception,
+                match="Mandatory fields missing from target profile: "
+                r"\['memory_mode', 'system_config'\]",
+            ),
+        ],
+        [
+            {
+                "target": "ethos-u65",
+                "mac": 2,
+                "system_config": "Ethos_U65_Embedded",
+                "memory_mode": "Shared_Sram",
+            },
+            pytest.raises(
+                Exception,
+                match=r"Mac value for selected device 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 device 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(
+    monkeypatch: pytest.MonkeyPatch, profile_data: Dict[str, Any], expected_error: Any
+) -> None:
+    """Test creating Ethos-U configuration."""
+    monkeypatch.setattr(
+        "mlia.devices.ethosu.config.get_profile", MagicMock(return_value=profile_data)
+    )
+
+    with expected_error:
+        EthosUConfiguration("target")