mirror of https://github.com/apache/superset.git
52 lines
1.7 KiB
Python
52 lines
1.7 KiB
Python
# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. 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,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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# pylint: disable=import-outside-toplevel, unused-argument
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from pytest_mock import MockerFixture
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def test_memoized_func(mocker: MockerFixture) -> None:
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"""
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Test the ``memoized_func`` decorator.
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"""
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from superset.utils.cache import memoized_func
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cache = mocker.MagicMock()
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decorator = memoized_func("db:{self.id}:schema:{schema}:view_list", cache)
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decorated = decorator(lambda self, schema, cache=False: 42)
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self = mocker.MagicMock()
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self.id = 1
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# skip cache
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result = decorated(self, "public", cache=False)
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assert result == 42
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cache.get.assert_not_called()
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# check cache, no cached value
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cache.get.return_value = None
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result = decorated(self, "public", cache=True)
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assert result == 42
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cache.get.assert_called_with("db:1:schema:public:view_list")
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# check cache, cached value
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cache.get.return_value = 43
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result = decorated(self, "public", cache=True)
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assert result == 43
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