mindspore/tests/ut/python/dataset/test_autotune_config.py

113 lines
4.1 KiB
Python

# Copyright 2022 Huawei Technologies Co., Ltd
#
# 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
#
# http://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.
# ==============================================================================
"""
Test Dataset AutoTune Configuration Support
"""
import pytest
import mindspore.dataset as ds
@pytest.mark.forked
class TestAutotuneConfig:
@staticmethod
def test_autotune_config_basic():
"""
Feature: Autotuning
Description: Test basic config of AutoTune
Expectation: Config can be set successfully
"""
autotune_state = ds.config.get_enable_autotune()
assert autotune_state is False
ds.config.set_enable_autotune(False)
autotune_state = ds.config.get_enable_autotune()
assert autotune_state is False
with pytest.raises(TypeError):
ds.config.set_enable_autotune(1)
autotune_interval = ds.config.get_autotune_interval()
assert autotune_interval == 0
ds.config.set_autotune_interval(200)
autotune_interval = ds.config.get_autotune_interval()
assert autotune_interval == 200
with pytest.raises(TypeError):
ds.config.set_autotune_interval(20.012)
with pytest.raises(ValueError):
ds.config.set_autotune_interval(-999)
@staticmethod
def test_autotune_config_filepath_invalid():
"""
Feature: Autotuning
Description: Test set_enable_autotune() with invalid json_filepath
Expectation: Invalid input is detected
"""
with pytest.raises(TypeError):
ds.config.set_enable_autotune(True, 123)
with pytest.raises(TypeError):
ds.config.set_enable_autotune(True, 0)
with pytest.raises(TypeError):
ds.config.set_enable_autotune(True, True)
with pytest.raises(TypeError):
ds.config.set_enable_autotune(False, 1.1)
with pytest.raises(RuntimeError) as error_info:
ds.config.set_enable_autotune(True, "")
assert "cannot be the empty string" in str(error_info.value)
with pytest.raises(RuntimeError) as error_info:
ds.config.set_enable_autotune(True, "/tmp")
assert "is a directory" in str(error_info.value)
with pytest.raises(RuntimeError) as error_info:
ds.config.set_enable_autotune(True, ".")
assert "is a directory" in str(error_info.value)
with pytest.raises(RuntimeError) as error_info:
ds.config.set_enable_autotune(True, "/JUNKPATH/at_out.json")
assert "Directory" in str(error_info.value)
assert "does not exist" in str(error_info.value)
@staticmethod
def test_autotune_config_filepath_success():
"""
Feature: Autotuning
Description: Test set_enable_autotune() with valid filepath input
Expectation: set_enable_autotune() executes successfully
"""
# Note: No problem to have sequential calls to set_enable_autotune()
ds.config.set_enable_autotune(True, "file1.json")
ds.config.set_enable_autotune(True, "file1.json")
ds.config.set_enable_autotune(True, "file2.json")
# Note: It is permissible to not have preferred '.json' extension for json_filepath
ds.config.set_enable_autotune(True, "at_out.JSON")
ds.config.set_enable_autotune(True, "/tmp/at_out.txt")
ds.config.set_enable_autotune(True, "at_out")
# Note: When enable is false, the json_filepath parameter is ignored
ds.config.set_enable_autotune(False, "/NONEXISTDIR/junk.json")
ds.config.set_enable_autotune(False, "")
ds.config.set_enable_autotune(False, None)