* Put fail.
*/
@Test
public void putFail() {
doReturn("1").when(cache.cache).get(1);
doThrow(new TransactionException(new Exception())).when(committer).doPut(any(), any());
CacheTransaction.get().begin();
try {
cache.put(1, "2");
CacheTransaction.get().commit();
} catch (TransactionException exception) {