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1#!/usr/bin/env python
2#
3# Copyright 2019, The Android Open Source Project
4#
5# Licensed under the Apache License, Version 2.0 (the "License");
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9#     http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS,
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16
17"""Unittests for cache_finder."""
18
19import unittest
20import os
21import mock
22
23# pylint: disable=import-error
24import atest_utils
25import unittest_constants as uc
26from test_finders import cache_finder
27
28
29#pylint: disable=protected-access
30class CacheFinderUnittests(unittest.TestCase):
31    """Unit tests for cache_finder.py"""
32    def setUp(self):
33        """Set up stuff for testing."""
34        self.cache_finder = cache_finder.CacheFinder()
35
36    @mock.patch.object(atest_utils, 'get_test_info_cache_path')
37    def test_find_test_by_cache(self, mock_get_cache_path):
38        """Test find_test_by_cache method."""
39        uncached_test = 'mytest1'
40        cached_test = 'hello_world_test'
41        uncached_test2 = 'mytest2'
42        test_cache_root = os.path.join(uc.TEST_DATA_DIR, 'cache_root')
43        # Hit matched cache file but no original_finder in it,
44        # should return None.
45        mock_get_cache_path.return_value = os.path.join(
46            test_cache_root,
47            'cd66f9f5ad63b42d0d77a9334de6bb73.cache')
48        self.assertIsNone(self.cache_finder.find_test_by_cache(uncached_test))
49        # Hit matched cache file and original_finder is in it,
50        # should return cached test infos.
51        mock_get_cache_path.return_value = os.path.join(
52            test_cache_root,
53            '78ea54ef315f5613f7c11dd1a87f10c7.cache')
54        self.assertIsNotNone(self.cache_finder.find_test_by_cache(cached_test))
55        # Does not hit matched cache file, should return cached test infos.
56        mock_get_cache_path.return_value = os.path.join(
57            test_cache_root,
58            '39488b7ac83c56d5a7d285519fe3e3fd.cache')
59        self.assertIsNone(self.cache_finder.find_test_by_cache(uncached_test2))
60
61if __name__ == '__main__':
62    unittest.main()
63