1#!/usr/bin/env python
2#
3# Copyright (c) 2012 The Chromium Authors. All rights reserved.
4# Use of this source code is governed by a BSD-style license that can be
5# found in the LICENSE file.
6
7"""Verify that crx_id.py generates a reasonable string for a canned CRX file.
8"""
9
10import crx_id
11import os
12import shutil
13import sys
14import unittest
15import tempfile
16
17class CrxIdUnittest(unittest.TestCase):
18  CRX_ID_DIR = os.path.abspath(os.path.dirname(sys.argv[0]))
19  PACKED_CRX = os.path.join(CRX_ID_DIR,
20                            'jebgalgnebhfojomionfpkfelancnnkf.crx')
21
22  PACKED_APP_ID = 'jebgalgnebhfojomionfpkfelancnnkf'
23  PACKED_HASH_BYTES = \
24      '{0x94, 0x16, 0x0b, 0x6d, 0x41, 0x75, 0xe9, 0xec,' \
25      ' 0x8e, 0xd5, 0xfa, 0x54, 0xb0, 0xd2, 0xdd, 0xa5,' \
26      ' 0x6e, 0x05, 0x6b, 0xe8, 0x73, 0x47, 0xf6, 0xc4,' \
27      ' 0x11, 0x9f, 0xbc, 0xb3, 0x09, 0xb3, 0x5b, 0x40}'
28
29  def testPackedHashAppId(self):
30    """ Test the output generated for a canned, packed CRX. """
31    self.assertEqual(crx_id.GetCRXAppID(self.PACKED_CRX),
32                     self.PACKED_APP_ID)
33    self.assertEqual(crx_id.GetCRXHash(self.PACKED_CRX),
34                     self.PACKED_HASH_BYTES)
35
36  UNPACKED_APP_ID = 'cbcdidchbppangcjoddlpdjlenngjldk'
37  UNPACKED_HASH_BYTES = \
38      '{0x21, 0x23, 0x83, 0x27, 0x1f, 0xf0, 0xd6, 0x29,' \
39      ' 0xe3, 0x3b, 0xf3, 0x9b, 0x4d, 0xd6, 0x9b, 0x3a,' \
40      ' 0xff, 0x7d, 0x6b, 0xc4, 0x78, 0x30, 0x47, 0xa6,' \
41      ' 0x23, 0x12, 0x72, 0x84, 0x9b, 0x9a, 0xf6, 0x3c}'
42
43  def testUnpackedHashAppId(self):
44    """ Test the output generated for a canned, unpacked extension. """
45    # Copy ../../chrome/test/data/extensions/unpacked/manifest_with_key.json
46    # to a temporary location.
47    unpacked_test_manifest_path = os.path.join(
48        self.CRX_ID_DIR,
49        '..', '..', 'chrome', 'test', 'data', 'extensions', 'unpacked',
50        'manifest_with_key.json')
51    temp_unpacked_crx = tempfile.mkdtemp()
52    shutil.copy2(unpacked_test_manifest_path,
53                 os.path.join(temp_unpacked_crx, 'manifest.json'))
54    self.assertEqual(crx_id.GetCRXAppID(temp_unpacked_crx),
55                     self.UNPACKED_APP_ID)
56    self.assertEqual(crx_id.GetCRXHash(temp_unpacked_crx),
57                     self.UNPACKED_HASH_BYTES)
58    self.assertTrue(crx_id.HasPublicKey(temp_unpacked_crx))
59    shutil.rmtree(temp_unpacked_crx)
60
61  def testFromFilePath(self):
62    """ Test calculation of extension id from file paths. """
63    self.assertEqual(crx_id.GetCRXAppID('/tmp/temp_extension',
64                                        from_file_path=True),
65                     'ajbbicncdkdlchpjplgjaglppbcbmaji')
66
67  def testFromWindowsPath(self):
68    self.assertEqual(crx_id.GetCRXAppID(r'D:\Documents\chrome\test_extension',
69                                        from_file_path=True,
70                                        is_win_path=True),
71                     'fegemedmbnhglnecjgbdhekaghkccplm')
72
73    # Test drive letter normalization.
74    kWinPathId = 'aiinlcdagjihibappcdnnhcccdokjlaf'
75    self.assertEqual(crx_id.GetCRXAppID(r'c:\temp_extension',
76                                        from_file_path=True,
77                                        is_win_path=True),
78                     kWinPathId)
79    self.assertEqual(crx_id.GetCRXAppID(r'C:\temp_extension',
80                                        from_file_path=True,
81                                        is_win_path=True),
82                     kWinPathId)
83
84if __name__ == '__main__':
85  unittest.main()
86