lightning/tests/tests_pytorch/utilities/test_exceptions.py

45 lines
1.7 KiB
Python

# Copyright The PyTorch Lightning team.
#
# 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.
from pathlib import Path
from lightning.pytorch.utilities.exceptions import _augment_message
def test_augment_message():
# exception without args
exception = Exception()
_augment_message(exception, "", "new message")
assert not exception.args
# exception with one arg
exception = Exception("Test message.")
_augment_message(exception, "Test", "New Test message")
assert exception.args == ("New Test message",)
# pattern matching
exception = Exception("Hello. Test message. Over!")
_augment_message(exception, ".*Test.*Over.*", "New Test message")
assert exception.args == ("New Test message",)
# exception with multiple args
exception = Exception("Message 1", "Message 2", "Message 3")
_augment_message(exception, "Message 2", "New message 2")
assert exception.args == ("Message 1", "New message 2", "Message 3")
# exception with non-string args
path = Path("foo.yaml")
exception = FileNotFoundError("Message 1", path)
_augment_message(exception, "Message 1", "New message 1")
assert exception.args == ("New message 1", path)