@Test
public void testStoringExistingAggregateGeneratesException() {
fixture.registerAggregateFactory(mockAggregateFactory);
fixture.registerAnnotatedCommandHandler(
new MyCommandHandler(fixture.getRepository(), fixture.getEventBus()));
fixture
.given(new MyEvent("aggregateId", 1))
.when(new CreateAggregateCommand("aggregateId"))
.expectException(EventStoreException.class);
}
@SuppressWarnings("unchecked")
@Test
public void testConfigureCustomAggregateFactory() {
fixture.registerAggregateFactory(mockAggregateFactory);
fixture.registerAnnotatedCommandHandler(
new MyCommandHandler(fixture.getRepository(), fixture.getEventBus()));
fixture.given(new MyEvent("id1", 1)).when(new TestCommand("id1"));
verify(mockAggregateFactory).createAggregateRoot(eq("id1"), isA(DomainEventMessage.class));
}
@Test
public void testReadAggregate_WrongIdentifier() {
fixture.registerAggregateFactory(mockAggregateFactory);
fixture.registerAnnotatedCommandHandler(
new MyCommandHandler(fixture.getRepository(), fixture.getEventBus()));
TestExecutor exec = fixture.given(new MyEvent("AggregateId", 1));
try {
exec.when(new TestCommand("OtherIdentifier"));
fail("Expected an AssertionError");
} catch (AssertionError e) {
assertTrue(
"Wrong message. Was: " + e.getMessage(), e.getMessage().contains("OtherIdentifier"));
assertTrue("Wrong message. Was: " + e.getMessage(), e.getMessage().contains("AggregateId"));
}
}
@Test
public void testAggregateIdentifier_IdentifierAutomaticallyDeducted() {
fixture.registerAggregateFactory(mockAggregateFactory);
fixture.registerAnnotatedCommandHandler(
new MyCommandHandler(fixture.getRepository(), fixture.getEventBus()));
fixture
.given(new MyEvent("AggregateId", 1), new MyEvent("AggregateId", 2))
.when(new TestCommand("AggregateId"))
.expectEvents(new MyEvent("AggregateId", 3));
DomainEventStream events = fixture.getEventStore().readEvents("AggregateId");
for (int t = 0; t < 3; t++) {
assertTrue(events.hasNext());
DomainEventMessage next = events.next();
assertEquals("AggregateId", next.getAggregateIdentifier());
assertEquals(t, next.getSequenceNumber());
}
}
@SuppressWarnings("unchecked")
@Test(expected = IncompatibleAggregateException.class)
public void testConfigurationOfRequiredCustomAggregateFactoryNotProvided_FailureOnGiven() {
fixture.given(new MyEvent("id1", 1));
}