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#!/usr/bin/env python
#
# Copyright (C) 2016 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
import os
import unittest
from vts.utils.python.archive import archive_parser
class ArchiveParserTest(unittest.TestCase):
"""Unit tests for archive_parser of vts.utils.python.archive.
"""
def testReadHeaderPass(self):
"""Tests that archive is read when header is correct.
Parses archive content containing only the signature.
"""
try:
archive = archive_parser.Archive(archive_parser.Archive.GLOBAL_SIG)
archive.Parse()
except ValueError:
self.fail('Archive reader read improperly.')
def testReadHeaderFail(self):
"""Tests that parser throws error when header is invalid.
Parses archive content lacking the correct signature.
"""
archive = archive_parser.Archive('Fail.')
self.assertRaises(ValueError, archive.Parse)
def testReadFile(self):
"""Tests that file is read correctly.
Tests that correctly formatted file in archive is read correctly.
"""
content = archive_parser.Archive.GLOBAL_SIG
file_name = 'test_file'
content += file_name + ' ' * (archive_parser.Archive.FILE_ID_LENGTH -
len(file_name))
content += ' ' * archive_parser.Archive.FILE_TIMESTAMP_LENGTH
content += ' ' * archive_parser.Archive.OWNER_ID_LENGTH
content += ' ' * archive_parser.Archive.GROUP_ID_LENGTH
content += ' ' * archive_parser.Archive.FILE_MODE_LENGTH
message = 'test file contents'
message_size = str(len(message))
content += message_size + ' ' * (archive_parser.Archive.CONTENT_SIZE_LENGTH -
len(message_size))
content += archive_parser.Archive.END_TAG
content += message
archive = archive_parser.Archive(content)
archive.Parse()
self.assertIn(file_name, archive.files)
self.assertEquals(archive.files[file_name], message)
if __name__ == "__main__":
unittest.main()