src/chrome/common/extensions/docs/server2/test_file_system_test.py

   1 #!/usr/bin/env python
   2 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
   3 # Use of this source code is governed by a BSD-style license that can be
   4 # found in the LICENSE file.
   5
   6 from copy import deepcopy
   7 from file_system import FileNotFoundError, StatInfo
   8 from test_file_system import TestFileSystem, MoveTo
   9 import unittest
  10
  11
  12 _TEST_DATA = {
  13   '404.html': '404.html contents',
  14   'apps': {
  15     'a11y.html': 'a11y.html contents',
  16     'about_apps.html': 'about_apps.html contents',
  17     'fakedir': {
  18       'file.html': 'file.html contents'
  19     }
  20   },
  21   'extensions': {
  22     'activeTab.html': 'activeTab.html contents',
  23     'alarms.html': 'alarms.html contents'
  24   }
  25 }
  26
  27
  28 def _Get(fn):
  29   '''Returns a function which calls Future.Get on the result of |fn|.
  30   '''
  31   return lambda *args: fn(*args).Get()
  32
  33
  34 class TestFileSystemTest(unittest.TestCase):
  35   def testEmptyFileSystem(self):
  36     self._TestMetasyntacticPaths(TestFileSystem({}))
  37
  38   def testNonemptyFileNotFoundErrors(self):
  39     fs = TestFileSystem(deepcopy(_TEST_DATA))
  40     self._TestMetasyntacticPaths(fs)
  41     self.assertRaises(FileNotFoundError, _Get(fs.Read), ['404.html/'])
  42     self.assertRaises(FileNotFoundError, _Get(fs.Read), ['apps/foo/'])
  43     self.assertRaises(FileNotFoundError, _Get(fs.Read), ['apps/foo.html'])
  44     self.assertRaises(FileNotFoundError, _Get(fs.Read), ['apps/foo.html'])
  45     self.assertRaises(FileNotFoundError, _Get(fs.Read), ['apps/foo/',
  46                                                          'apps/foo.html'])
  47     self.assertRaises(FileNotFoundError, _Get(fs.Read), ['apps/foo/',
  48                                                          'apps/a11y.html'])
  49
  50   def _TestMetasyntacticPaths(self, fs):
  51     self.assertRaises(FileNotFoundError, _Get(fs.Read), ['foo'])
  52     self.assertRaises(FileNotFoundError, _Get(fs.Read), ['bar/'])
  53     self.assertRaises(FileNotFoundError, _Get(fs.Read), ['bar/baz'])
  54     self.assertRaises(FileNotFoundError, _Get(fs.Read), ['foo',
  55                                                          'bar/',
  56                                                          'bar/baz'])
  57     self.assertRaises(FileNotFoundError, fs.Stat, 'foo')
  58     self.assertRaises(FileNotFoundError, fs.Stat, 'bar/')
  59     self.assertRaises(FileNotFoundError, fs.Stat, 'bar/baz')
  60
  61   def testNonemptySuccess(self):
  62     fs = TestFileSystem(deepcopy(_TEST_DATA))
  63     self.assertEqual('404.html contents', fs.ReadSingle('404.html').Get())
  64     self.assertEqual('a11y.html contents',
  65                      fs.ReadSingle('apps/a11y.html').Get())
  66     self.assertEqual(['404.html', 'apps/', 'extensions/'],
  67                      sorted(fs.ReadSingle('').Get()))
  68     self.assertEqual(['a11y.html', 'about_apps.html', 'fakedir/'],
  69                      sorted(fs.ReadSingle('apps/').Get()))
  70
  71   def testReadFiles(self):
  72     fs = TestFileSystem(deepcopy(_TEST_DATA))
  73     self.assertEqual('404.html contents',
  74                      fs.ReadSingle('404.html').Get())
  75     self.assertEqual('a11y.html contents',
  76                      fs.ReadSingle('apps/a11y.html').Get())
  77     self.assertEqual('file.html contents',
  78                      fs.ReadSingle('apps/fakedir/file.html').Get())
  79
  80   def testReadDirs(self):
  81     fs = TestFileSystem(deepcopy(_TEST_DATA))
  82     self.assertEqual(['404.html', 'apps/', 'extensions/'],
  83                      sorted(fs.ReadSingle('').Get()))
  84     self.assertEqual(['a11y.html', 'about_apps.html', 'fakedir/'],
  85                      sorted(fs.ReadSingle('apps/').Get()))
  86     self.assertEqual(['file.html'], fs.ReadSingle('apps/fakedir/').Get())
  87
  88   def testStat(self):
  89     fs = TestFileSystem(deepcopy(_TEST_DATA))
  90     self.assertRaises(FileNotFoundError, fs.Stat, 'foo')
  91     self.assertRaises(FileNotFoundError, fs.Stat, '404.html/')
  92     self.assertEquals(StatInfo('0', child_versions={
  93                         '404.html': '0',
  94                         'apps/': '0',
  95                         'extensions/': '0',
  96                       }), fs.Stat(''))
  97     self.assertEquals(StatInfo('0'), fs.Stat('404.html'))
  98     self.assertEquals(StatInfo('0', child_versions={
  99                         'activeTab.html': '0',
 100                         'alarms.html': '0',
 101                       }), fs.Stat('extensions/'))
 102
 103     fs.IncrementStat()
 104     self.assertEquals(StatInfo('1', child_versions={
 105                         '404.html': '1',
 106                         'apps/': '1',
 107                         'extensions/': '1',
 108                       }), fs.Stat(''))
 109     self.assertEquals(StatInfo('1'), fs.Stat('404.html'))
 110     self.assertEquals(StatInfo('1', child_versions={
 111                         'activeTab.html': '1',
 112                         'alarms.html': '1',
 113                       }), fs.Stat('extensions/'))
 114
 115     fs.IncrementStat(path='404.html')
 116     self.assertEquals(StatInfo('2', child_versions={
 117                         '404.html': '2',
 118                         'apps/': '1',
 119                         'extensions/': '1',
 120                       }), fs.Stat(''))
 121     self.assertEquals(StatInfo('2'), fs.Stat('404.html'))
 122     self.assertEquals(StatInfo('1', child_versions={
 123                         'activeTab.html': '1',
 124                         'alarms.html': '1',
 125                       }), fs.Stat('extensions/'))
 126
 127     fs.IncrementStat()
 128     self.assertEquals(StatInfo('3', child_versions={
 129                         '404.html': '3',
 130                         'apps/': '2',
 131                         'extensions/': '2',
 132                       }), fs.Stat(''))
 133     self.assertEquals(StatInfo('3'), fs.Stat('404.html'))
 134     self.assertEquals(StatInfo('2', child_versions={
 135                         'activeTab.html': '2',
 136                         'alarms.html': '2',
 137                       }), fs.Stat('extensions/'))
 138
 139     # It doesn't make sense to increment the version of directories. Directory
 140     # versions are derived from the version of files within them.
 141     self.assertRaises(ValueError, fs.IncrementStat, path='')
 142     self.assertRaises(ValueError, fs.IncrementStat, path='extensions/')
 143     self.assertEquals(StatInfo('3', child_versions={
 144                         '404.html': '3',
 145                         'apps/': '2',
 146                         'extensions/': '2',
 147                       }), fs.Stat(''))
 148     self.assertEquals(StatInfo('3'), fs.Stat('404.html'))
 149     self.assertEquals(StatInfo('2', child_versions={
 150                         'activeTab.html': '2',
 151                         'alarms.html': '2',
 152                       }), fs.Stat('extensions/'))
 153
 154     fs.IncrementStat(path='extensions/alarms.html')
 155     self.assertEquals(StatInfo('3', child_versions={
 156                         '404.html': '3',
 157                         'apps/': '2',
 158                         'extensions/': '3',
 159                       }), fs.Stat(''))
 160     self.assertEquals(StatInfo('3'), fs.Stat('404.html'))
 161     self.assertEquals(StatInfo('3', child_versions={
 162                         'activeTab.html': '2',
 163                         'alarms.html': '3',
 164                       }), fs.Stat('extensions/'))
 165
 166     fs.IncrementStat(path='extensions/activeTab.html', by=3)
 167     self.assertEquals(StatInfo('5', child_versions={
 168                         '404.html': '3',
 169                         'apps/': '2',
 170                         'extensions/': '5',
 171                       }), fs.Stat(''))
 172     self.assertEquals(StatInfo('3'), fs.Stat('404.html'))
 173     self.assertEquals(StatInfo('5', child_versions={
 174                         'activeTab.html': '5',
 175                         'alarms.html': '3',
 176                       }), fs.Stat('extensions/'))
 177
 178   def testMoveTo(self):
 179     self.assertEqual({'foo': {'a': 'b', 'c': 'd'}},
 180                      MoveTo('foo/', {'a': 'b', 'c': 'd'}))
 181     self.assertEqual({'foo': {'bar': {'a': 'b', 'c': 'd'}}},
 182                      MoveTo('foo/bar/', {'a': 'b', 'c': 'd'}))
 183     self.assertEqual({'foo': {'bar': {'baz': {'a': 'b'}}}},
 184                      MoveTo('foo/bar/baz/', {'a': 'b'}))
 185
 186
 187 if __name__ == '__main__':
 188   unittest.main()