def __init__(self):
'''Initializes an unified log reader.'''
super(UnifiedLogReader, self).__init__()
self._caches = None
self._ts_list = []
self._uuidtext_folder_path = None
self._vfs = virtual_file_system.VirtualFileSystem(
virtual_file.VirtualFile)
self.total_logs_processed = 0
def testGetVirtualFile(self):
'''Tests the get_virtual_file function.'''
file_system = virtual_file_system.VirtualFileSystem(
virtual_file.VirtualFile)
path = os.path.join(
self._TEST_DATA_PATH, '7EF56328D53A78B59CCCE3E3189F57')
file_entry = file_system.get_virtual_file(path, filetype='uuidtext')
self.assertIsNotNone(file_entry)
self.assertIsInstance(file_entry, virtual_file.VirtualFile)
def testPathJoin(self):
'''Tests the path_join function.'''
file_system = virtual_file_system.VirtualFileSystem(
virtual_file.VirtualFile)
expected_path = os.path.join(
self._TEST_DATA_PATH, '7EF56328D53A78B59CCCE3E3189F57')
path = file_system.path_join(
self._TEST_DATA_PATH, '7EF56328D53A78B59CCCE3E3189F57')
self.assertEqual(path, expected_path)
def testIsDir(self):
'''Tests the is_dir function.'''
file_system = virtual_file_system.VirtualFileSystem(
virtual_file.VirtualFile)
result = file_system.is_dir(self._TEST_DATA_PATH)
self.assertTrue(result)
path = os.path.join(
self._TEST_DATA_PATH, '7EF56328D53A78B59CCCE3E3189F57')
result = file_system.is_dir(path)
self.assertFalse(result)
def testListdir(self):
'''Tests the listdir function.'''
file_system = virtual_file_system.VirtualFileSystem(
virtual_file.VirtualFile)
expected_directory_entries = [
'0000000000000030.tracev3',
'7EF56328D53A78B59CCCE3E3189F57',
'8E21CAB1DCF936B49F85CF860E6F34EC']
directory_entries = file_system.listdir(self._TEST_DATA_PATH)
self.assertEqual(len(directory_entries), 3)
self.assertEqual(sorted(directory_entries), expected_directory_entries)
def testPathExists(self):
'''Tests the path_exists function.'''
file_system = virtual_file_system.VirtualFileSystem(
virtual_file.VirtualFile)
path = os.path.join(
self._TEST_DATA_PATH, '7EF56328D53A78B59CCCE3E3189F57')
result = file_system.path_exists(path)
self.assertTrue(result)
path = os.path.join(self._TEST_DATA_PATH, 'bogus')
result = file_system.path_exists(path)
self.assertFalse(result)
def _CreateTestFile(self):
'''Creates a test tracev3 file.
Returns:
tuple[VirtualFile, TraceV3]: virtual and tracev3 file objects for
testing.
'''
file_system = virtual_file_system.VirtualFileSystem(
virtual_file.VirtualFile)
path = self._GetTestFilePath(['0000000000000030.tracev3'])
file_entry = virtual_file.VirtualFile(path, filetype='uuidtext')
timesync = self._CreateTestTimesync()
timesync_list = [timesync]
uuidtext_path = self._GetTestFilePath([])
test_file = tracev3_file.TraceV3(file_system, file_entry,
timesync_list, uuidtext_path)
return file_entry, test_file