| # Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved. |
| # |
| # SPDX-License-Identifier: Apache-2.0 |
| # |
| # Licensed under the Apache License, Version 2.0 (the License); you may |
| # not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an AS IS BASIS, WITHOUT |
| # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # Description: |
| # Contains unit tests for live ranges |
| from unittest.mock import MagicMock |
| |
| import pytest |
| |
| from ethosu.vela.live_range import LiveRange |
| from ethosu.vela.tensor import Tensor |
| |
| |
| class TestLiveRange: |
| def test_instantiate_live_range_with_tensor(self): |
| tens = MagicMock() |
| tens.storage_size.return_value = 4 |
| tens.name = "test" |
| |
| live_range = LiveRange(tens, Tensor.AllocationQuantum) |
| assert live_range.size == 4 |
| assert live_range.name == "test" |
| assert live_range.tensors == [tens] |
| |
| def test_add_tensor_valid_size(self): |
| tens = MagicMock() |
| # When storage_size() is called twice, it returns 4 and then 3 |
| tens.storage_size.side_effect = [4, 3] |
| tens.name = "test" |
| |
| live_range = LiveRange(tens, Tensor.AllocationQuantum) |
| live_range.add_tensor(tens) |
| |
| assert live_range.size == 4 |
| assert live_range.name == "test" |
| assert live_range.tensors == [tens, tens] |
| |
| def test_add_tensor_invalid_size(self): |
| tens = MagicMock() |
| # When storage_size() is called twice, it returns 4 and then 5 |
| tens.storage_size.side_effect = [4, 5] |
| tens.name = "test" |
| |
| live_range = LiveRange(tens, Tensor.AllocationQuantum) |
| # Expect an AssertionError with a message |
| with pytest.raises(AssertionError, match=r".* to the same LiveRange .*"): |
| live_range.add_tensor(tens) |
| |
| # Check that the interal status of the object didn't change |
| assert live_range.size == 4 |
| assert live_range.name == "test" |
| assert live_range.tensors == [tens] |