@Test
public void testPutGetDelete() throws IOException {
assertEquals("Empty store", 0, store.count());
assertNull("Should find no previous record", store.put(record));
assertEquals("Empty store", 1, store.count());
assertEquals("Should find the record by key.", record, this.store.get(key));
assertEquals("Should delete the record and return previous", record, this.store.delete(key));
assertEquals("Empty store", 0, store.count());
assertNull("Should not find the record by key.", this.store.get(key));
}
@Test
public void testOverwrite() throws IOException {
assertNull("Should find no previous record", store.put(record));
assertEquals("Should find the record by key.", record, this.store.get(key));
assertEquals("Should find the record by key.", record, this.store.put(record2));
assertEquals("Should find the record by key.", record2, this.store.get(key));
}
private List<Record> records(HashStore store) {
ClosableIterator<Record> iter = store.iterator();
List<Record> l = new ArrayList<Record>();
while (iter.hasNext()) l.add(iter.next());
iter.close();
return l;
}
@Test
public void testRecoveryCorruptMessage() throws IOException {
List<Record> records = StoreTestUtils.randomRecords(10);
putAll(records);
// append a message with a crc that won't possibly validate
Record invalid = new Record(ByteBuffer.wrap(StoreTestUtils.randomBytes(10)));
store.log().append(invalid);
this.store.close();
this.store = new HashStore(config);
// assertEquals("Same records should be present after close and re-open", records,
// records(store));
}