def test_1(self):
IO_SIZE = 1000
BUFFER_SIZE = 1000
INDEX_COUNT = 20
io = IoHandle.using_stringio(BUFFER_SIZE)
buffer_reader = LogBufferReader(io, BUFFER_SIZE)
logbuffer = LogBuffer(buffer_reader)
io = IoHandle.using_stringio(
LogIndexEntrySerializer.SERIALIZED_LENGTH * INDEX_COUNT)
logindex_reader = LogIndexReader(io, INDEX_COUNT)
logindex = SerializedLogIndex.new(logindex_reader)
io = MultiChunkIO.using_stringios({0: IO_SIZE})
log = TransactionalChunkFile(io, logindex, logbuffer, 1, 2)
log.start_transaction()
log.write(0, 3, "hello test")
log.write(0, 12, "hello blog")
