Examples with AggregateSnapshot uk.gov.justice.domain.snapshot.AggregateSnapshot used on opensource projects

Example 16 with AggregateSnapshot

use of uk.gov.justice.domain.snapshot.AggregateSnapshot in project microservice_framework by CJSCommonPlatform.

the class SnapshotAwareAggregateServiceIT method shouldStoreANewSnapshotOnTopOfExistingSnapshot.

@Test
public void shouldStoreANewSnapshotOnTopOfExistingSnapshot() throws Exception {
    final UUID streamId = randomUUID();
    appendEventsViaAggregate(streamId, SNAPSHOT_THRESHOLD);
    appendEventsViaAggregate(streamId, SNAPSHOT_THRESHOLD);
    final Optional<AggregateSnapshot<TestAggregate>> snapshot = snapshotRepository.getLatestSnapshot(streamId, TestAggregate.class);
    assertThat(snapshot, not(nullValue()));
    assertThat(snapshot.isPresent(), equalTo(true));
    assertThat(snapshot.get().getType(), equalTo(TYPE));
    assertThat(snapshot.get().getStreamId(), equalTo(streamId));
    assertThat(snapshot.get().getVersionId(), equalTo(50L));
    assertThat(rowCount(SQL_EVENT_LOG_COUNT_BY_STREAM_ID, streamId), is(50));
    TestAggregate aggregateFromSnapshot = snapshot.get().getAggregate(new DefaultObjectInputStreamStrategy());
    assertThat(aggregateFromSnapshot.numberOfAppliedEvents(), is(50));
    assertThat(rowCount(SQL_EVENT_STREAM_COUNT_BY_STREAM_ID, streamId), is(1));
}