private void testRecoveryWithBadMessageSize(List<Record> records, int size) throws IOException {
LogSegment seg = this.store.log().lastSegment();
writeToOffset(seg.file(), seg.file().length(), ByteBuffer.allocate(4).putInt(size).array());
// now add some message bytes, but not enough
if (size > 0)
writeToOffset(
seg.file(), seg.file().length(), ByteBuffer.allocate(Math.min(size - 1, 256)).array());
this.store.close();
this.store = new HashStore(config);
assertEquals("Same records should be present after close and re-open", records, records(store));
}
@Test
public void testRecoveryTotalCorruption() throws IOException {
List<Record> records = StoreTestUtils.randomRecords(10);
putAll(records);
// mangle log file
LogSegment seg = this.store.log().segmentFor(0);
writeToOffset(seg.file(), 0, "Hayduke lives!".getBytes());
this.store.close();
this.store = new HashStore(config);
if (!config.saveIndexOnClose())
assertEquals(
"No records should be present after mangling", Collections.emptyList(), records(store));
}