Assert.assertEquals(1, journal.getDataFilesCount());
Assert.assertEquals(0, journal.getFreeFilesCount());
Assert.assertEquals(1, journal.getIDMapSize());
EncodingSupport xid = new SimpleEncoding(10, (byte)0);
prepare(1, xid); // in file 1
List<String> files3 = fileFactory.listFiles(fileExtension);
Assert.assertEquals(3, files3.size());