public async Task ConcurrencyCheck()
{
// Given
const int theSameVersion = 3;
const string booId = "001";
var booCreated = new BooCreated(booId, 100M, false);
var aggregateRecord1 = new AggregateRecord(booId, "Boo", theSameVersion);
var eventRecords1 = new List <EventRecord <DomainEvent> >
{
new EventRecord <DomainEvent>(booCreated.Id, booCreated.CreatedAt, booCreated)
};
await _eventStoreRepository.SaveAsync(aggregateRecord1, eventRecords1).ConfigureAwait(false);
// When
var booActivated = new BooActivated(booId);
var aggregateRecord2 = new AggregateRecord(booId, "Boo", theSameVersion);
var eventRecords2 = new List <EventRecord <DomainEvent> >
{
new EventRecord <DomainEvent>(booActivated.Id, booActivated.CreatedAt, booCreated)
};
// Then
await Assert.ThrowsAsync <ConcurrencyCheckException>(() => _eventStoreRepository.SaveAsync(aggregateRecord2, eventRecords2));
}
private async Task <(Guid, Guid)> StoreBooCreatedAndActivated(string booId)
{
var booCreated = new BooCreated(booId, 100M, false);
var booActivated = new BooActivated(booId);
var aggregateRecordBoo = new AggregateRecord(booId, "Boo", 0);
var eventRecordsBoo = new List <EventRecord <DomainEvent> >
{
new EventRecord <DomainEvent>(booCreated.Id, booCreated.CreatedAt, booCreated),
new EventRecord <DomainEvent>(booActivated.Id, booActivated.CreatedAt, booActivated)
};
await _eventStoreRepository.SaveAsync(aggregateRecordBoo, eventRecordsBoo).ConfigureAwait(false);
return(booCreated.Id, booActivated.Id);
}
public async Task InsertAsync_GetAsync_SingleAggregate_MultipleEvents()
{
// Given
const string booId = "001";
var booCreated = new BooCreated(booId, 100M, false);
var booActivated = new BooActivated(booId);
// When
var aggregateRecord = new AggregateRecord(booId, "Boo", 0);
var eventRecords = new List <EventRecord <DomainEvent> >
{
new EventRecord <DomainEvent>(booCreated.Id, booCreated.CreatedAt, booCreated),
new EventRecord <DomainEvent>(booActivated.Id, booActivated.CreatedAt, booActivated)
};
await _eventStoreRepository.SaveAsync(aggregateRecord, eventRecords).ConfigureAwait(false);
// Then
var results = await _eventStoreRepository.GetAsync <DomainEvent>(booId).ConfigureAwait(false);
Assert.Equal(2, results.Count);
Assert.Equal(booCreated.GetType(), results.Single(x => x.Version == 1).Event.GetType());
Assert.Equal(booActivated.GetType(), results.Single(x => x.Version == 2).Event.GetType());
}
