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59 lines
1.7 KiB
Python
59 lines
1.7 KiB
Python
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#!/usr/bin/env python3
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# Copyright 2023 The Chromium Authors
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import os
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import pathlib
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import shutil
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import sys
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import tempfile
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import unittest
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import zipfile
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import zip_helpers
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def _make_test_zips(tmp_dir, create_conflct=False):
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zip1 = os.path.join(tmp_dir, 'A.zip')
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zip2 = os.path.join(tmp_dir, 'B.zip')
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with zipfile.ZipFile(zip1, 'w') as z:
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z.writestr('file1', 'AAAAA')
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z.writestr('file2', 'BBBBB')
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with zipfile.ZipFile(zip2, 'w') as z:
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z.writestr('file2', 'ABABA' if create_conflct else 'BBBBB')
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z.writestr('file3', 'CCCCC')
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return zip1, zip2
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class ZipHelpersTest(unittest.TestCase):
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def test_merge_zips__identical_file(self):
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with tempfile.TemporaryDirectory() as tmp_dir:
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zip1, zip2 = _make_test_zips(tmp_dir)
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merged_zip = os.path.join(tmp_dir, 'merged.zip')
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zip_helpers.merge_zips(merged_zip, [zip1, zip2])
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with zipfile.ZipFile(merged_zip) as z:
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self.assertEqual(z.namelist(), ['file1', 'file2', 'file3'])
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def test_merge_zips__conflict(self):
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with tempfile.TemporaryDirectory() as tmp_dir:
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zip1, zip2 = _make_test_zips(tmp_dir, create_conflct=True)
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merged_zip = os.path.join(tmp_dir, 'merged.zip')
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with self.assertRaises(Exception):
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zip_helpers.merge_zips(merged_zip, [zip1, zip2])
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def test_merge_zips__conflict_with_append(self):
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with tempfile.TemporaryDirectory() as tmp_dir:
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zip1, zip2 = _make_test_zips(tmp_dir, create_conflct=True)
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with self.assertRaises(Exception):
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with zipfile.ZipFile(zip1, 'a') as dst_zip:
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zip_helpers.merge_zips(dst_zip, [zip2])
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if __name__ == '__main__':
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unittest.main()
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