@Test
public void should_batch_counters() throws Exception {
// Start batch
CQLBatchingEntityManager batchEm = emf.createBatchingEntityManager();
batchEm.startBatch();
CompleteBean entity = CompleteBeanTestBuilder.builder().randomId().name("name").buid();
entity = batchEm.merge(entity);
entity.setLabel("label");
Tweet welcomeTweet = TweetTestBuilder.tweet().randomId().content("welcomeTweet").buid();
entity.setWelcomeTweet(welcomeTweet);
entity.getVersion().incr(10L);
batchEm.merge(entity);
Row result = session.execute("SELECT label from CompleteBean where id=" + entity.getId()).one();
assertThat(result).isNull();
result =
session
.execute(
"SELECT counter_value from achilles_counter_table where fqcn='"
+ CompleteBean.class.getCanonicalName()
+ "' and primary_key='"
+ entity.getId()
+ "' and property_name='version'")
.one();
assertThat(result.getLong("counter_value")).isEqualTo(10L);
// Flush
batchEm.endBatch();
result = session.execute("SELECT label from CompleteBean where id=" + entity.getId()).one();
assertThat(result.getString("label")).isEqualTo("label");
result =
session
.execute(
"SELECT counter_value from achilles_counter_table where fqcn='"
+ CompleteBean.class.getCanonicalName()
+ "' and primary_key='"
+ entity.getId()
+ "' and property_name='version'")
.one();
assertThat(result.getLong("counter_value")).isEqualTo(10L);
assertThatBatchContextHasBeenReset(batchEm);
}
@Test
public void should_reinit_batch_context_and_consistency_after_exception() throws Exception {
Tweet tweet1 = TweetTestBuilder.tweet().randomId().content("simple_tweet1").buid();
Tweet tweet2 = TweetTestBuilder.tweet().randomId().content("simple_tweet2").buid();
em.persist(tweet1);
// Start batch
CQLBatchingEntityManager batchEm = emf.createBatchingEntityManager();
batchEm.startBatch();
batchEm.startBatch(EACH_QUORUM, EACH_QUORUM);
batchEm.persist(tweet2);
try {
batchEm.endBatch();
} catch (Exception e) {
assertThatBatchContextHasBeenReset(batchEm);
}
Thread.sleep(1000);
logAsserter.prepareLogLevel();
batchEm.persist(tweet2);
batchEm.endBatch();
logAsserter.assertConsistencyLevels(ONE, ONE);
}
@Test
public void should_batch_with_custom_consistency_level() throws Exception {
Tweet tweet1 = TweetTestBuilder.tweet().randomId().content("simple_tweet1").buid();
Tweet tweet2 = TweetTestBuilder.tweet().randomId().content("simple_tweet2").buid();
Tweet tweet3 = TweetTestBuilder.tweet().randomId().content("simple_tweet3").buid();
em.persist(tweet1);
// Start batch
CQLBatchingEntityManager batchEm = emf.createBatchingEntityManager();
batchEm.startBatch();
batchEm.startBatch(QUORUM, ALL);
logAsserter.prepareLogLevel();
Tweet foundTweet1 = batchEm.find(Tweet.class, tweet1.getId());
assertThat(foundTweet1.getContent()).isEqualTo(tweet1.getContent());
batchEm.persist(tweet2);
batchEm.persist(tweet3);
batchEm.endBatch();
logAsserter.assertConsistencyLevels(QUORUM, ALL);
assertThatBatchContextHasBeenReset(batchEm);
}
@Test
public void should_reinit_batch_context_after_exception() throws Exception {
User user =
UserTestBuilder.user().id(123456494L).firstname("firstname").lastname("lastname").buid();
Tweet tweet = TweetTestBuilder.tweet().randomId().content("simple_tweet").creator(user).buid();
// Start batch
CQLBatchingEntityManager batchEm = emf.createBatchingEntityManager();
batchEm.startBatch();
try {
batchEm.persist(tweet);
} catch (AchillesException e) {
batchEm.cleanBatch();
assertThatBatchContextHasBeenReset(batchEm);
assertThat(batchEm.find(Tweet.class, tweet.getId())).isNull();
}
// batchEm should reinit batch context
batchEm.persist(user);
batchEm.endBatch();
User foundUser = batchEm.find(User.class, user.getId());
assertThat(foundUser.getFirstname()).isEqualTo("firstname");
assertThat(foundUser.getLastname()).isEqualTo("lastname");
batchEm.persist(tweet);
batchEm.endBatch();
Tweet foundTweet = batchEm.find(Tweet.class, tweet.getId());
assertThat(foundTweet.getContent()).isEqualTo("simple_tweet");
assertThat(foundTweet.getCreator().getId()).isEqualTo(foundUser.getId());
assertThat(foundTweet.getCreator().getFirstname()).isEqualTo("firstname");
assertThat(foundTweet.getCreator().getLastname()).isEqualTo("lastname");
assertThatBatchContextHasBeenReset(batchEm);
}
@Test
public void should_batch_several_entities() throws Exception {
CompleteBean bean = CompleteBeanTestBuilder.builder().randomId().name("name").buid();
Tweet tweet1 = TweetTestBuilder.tweet().randomId().content("tweet1").buid();
Tweet tweet2 = TweetTestBuilder.tweet().randomId().content("tweet2").buid();
// Start batch
CQLBatchingEntityManager batchEm = emf.createBatchingEntityManager();
batchEm.startBatch();
batchEm.merge(bean);
batchEm.merge(tweet1);
batchEm.merge(tweet2);
batchEm.merge(user);
CompleteBean foundBean = batchEm.find(CompleteBean.class, bean.getId());
Tweet foundTweet1 = batchEm.find(Tweet.class, tweet1.getId());
Tweet foundTweet2 = batchEm.find(Tweet.class, tweet2.getId());
User foundUser = batchEm.find(User.class, user.getId());
assertThat(foundBean).isNull();
assertThat(foundTweet1).isNull();
assertThat(foundTweet2).isNull();
assertThat(foundUser).isNull();
// Flush
batchEm.endBatch();
foundBean = batchEm.find(CompleteBean.class, bean.getId());
foundTweet1 = batchEm.find(Tweet.class, tweet1.getId());
foundTweet2 = batchEm.find(Tweet.class, tweet2.getId());
foundUser = batchEm.find(User.class, user.getId());
assertThat(foundBean.getName()).isEqualTo("name");
assertThat(foundTweet1.getContent()).isEqualTo("tweet1");
assertThat(foundTweet2.getContent()).isEqualTo("tweet2");
assertThat(foundUser.getFirstname()).isEqualTo("fn");
assertThat(foundUser.getLastname()).isEqualTo("ln");
assertThatBatchContextHasBeenReset(batchEm);
}
