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# Copyright 2020 Huawei Technologies Co., Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# ============================================================================
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"""Component that Check if the function raises the expected Exception."""
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import sys
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import pytest
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from ...components.icomponent import IExectorComponent
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from ...utils import keyword
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class CheckExceptionsEC(IExectorComponent):
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"""
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Check if the function raises the expected Exception and the error message contains specified keywords if not None.
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Examples:
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{
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'block': f,
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'exception': Exception,
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'error_keywords': ['TensorAdd', 'shape']
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}
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"""
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def __call__(self):
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f = self.function[keyword.block]
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args = self.inputs[keyword.desc_inputs]
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e = self.function.get(keyword.exception, Exception)
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error_kws = self.function.get(keyword.error_keywords, None)
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try:
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with pytest.raises(e) as exec_info:
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f(*args)
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except:
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raise Exception(f"Expect {e}, but got {sys.exc_info()[0]}")
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if error_kws and any(keyword not in str(exec_info.value) for keyword in error_kws):
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raise ValueError('Error message `{}` does not contain all keywords `{}`'.format(
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str(exec_info.value), error_kws))
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