57 lines
2.8 KiB
Python
57 lines
2.8 KiB
Python
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# Copyright 2023 The Android Open Source Project
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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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"""Tests for policy"""
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import unittest
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from policy import MatchPathPrefix
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# pylint: disable=missing-docstring
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class PolicyTests(unittest.TestCase):
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def assertMatches(self, path, prefix):
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self.assertTrue(MatchPathPrefix(path, prefix))
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def assertDoesNotMatch(self, path, prefix):
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self.assertFalse(MatchPathPrefix(path, prefix))
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# tests
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def test_match_path_prefix(self):
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# check common prefix heuristics
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self.assertMatches("/(vendor|system/vendor)/bin/sh", "/vendor/bin")
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self.assertMatches("/(vendor|system/vendor)/bin/sh", "/system/vendor/bin"),
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self.assertMatches("/(odm|vendor/odm)/etc/selinux", "/odm/etc"),
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self.assertMatches("/(odm|vendor/odm)/etc/selinux", "/vendor/odm/etc"),
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self.assertMatches("/(system_ext|system/system_ext)/bin/foo", "/system_ext/bin"),
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self.assertMatches("/(system_ext|system/system_ext)/bin/foo", "/system/system_ext/bin"),
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self.assertMatches("/(product|system/product)/lib/libc.so", "/product/lib"),
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self.assertMatches("/(product|system/product)/lib/libc.so", "/system/product/lib"),
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self.assertDoesNotMatch("/(vendor|system/vendor)/bin/sh", "/system/bin"),
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self.assertDoesNotMatch("/(odm|vendor/odm)/etc/selinux", "/vendor/etc"),
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self.assertDoesNotMatch("/(system_ext|system/system_ext)/bin/foo", "/system/bin"),
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self.assertDoesNotMatch("/(product|system/product)/lib/libc.so", "/system/lib"),
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# check generic regex
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self.assertMatches("(/.*)+", "/system/etc/vintf")
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self.assertDoesNotMatch("(/.*)+", "foo/bar/baz")
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self.assertMatches("/(system|product)/lib(64)?(/.*)+.*\.so", "/system/lib/hw/libbaz.so")
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self.assertMatches("/(system|product)/lib(64)?(/.*)+.*\.so", "/system/lib64/")
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self.assertMatches("/(system|product)/lib(64)?(/.*)+.*\.so", "/product/lib/hw/libbaz.so")
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self.assertMatches("/(system|product)/lib(64)?(/.*)+.*\.so", "/product/lib64/")
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self.assertDoesNotMatch("/(system|product)/lib(64)?(/.*)+.*\.so", "/vendor/lib/hw/libbaz.so")
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self.assertDoesNotMatch("/(system|product)/lib(64)?(/.*)+.*\.so", "/odm/lib64/")
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if __name__ == '__main__':
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unittest.main(verbosity=2)
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