public async Task SaveEvents_inserts_Correlation_entity_correctly()
{
// Arrange
var userId = Guid.NewGuid();
var created = new FakeUserCreated();
var correlationId = Guid.NewGuid();
created.Raise(userId);
DateTime now = DateTime.UtcNow;
var sut = new SqlEventStore(
() => new FakeEventStoreDbContext(_dbContextOptions),
new JsonMessageSerializer());
// Act
await sut.SaveEvents <FakeUser>(new[] { created }, correlationId : correlationId);
// Assert
using (var db = new FakeEventStoreDbContext(_dbContextOptions))
{
Correlation correlation = await db
.Correlations
.Where(
c =>
c.AggregateType == typeof(FakeUser).FullName &&
c.AggregateId == userId &&
c.CorrelationId == correlationId)
.SingleOrDefaultAsync();
correlation.Should().NotBeNull();
correlation.HandledAt.Should().BeCloseTo(now, precision: 100);
}
}
public async Task SaveEvents_does_not_insert_UniqueIndexedProperty_if_property_value_is_null()
{
// Arrange
var userId = Guid.NewGuid();
var created = new FakeUserCreated {
Username = null
};
created.Raise(userId);
var sut = new SqlEventStore(
() => new FakeEventStoreDbContext(_dbContextOptions),
new JsonMessageSerializer());
// Act
await sut.SaveEvents <FakeUser>(new DomainEvent[] { created });
// Assert
using (var db = new FakeEventStoreDbContext(_dbContextOptions))
{
UniqueIndexedProperty actual = await db
.UniqueIndexedProperties
.Where(
p =>
p.AggregateType == typeof(FakeUser).FullName &&
p.PropertyName == nameof(FakeUserCreated.Username) &&
p.PropertyValue == created.Username)
.SingleOrDefaultAsync();
actual.Should().BeNull();
}
}
public async Task FindIdByUniqueIndexedProperty_returns_aggregate_id_if_property_found()
{
var userId = Guid.NewGuid();
var created = new FakeUserCreated();
created.Raise(userId);
var sut = new SqlEventStore(
() => new FakeEventStoreDbContext(_dbContextOptions),
new JsonMessageSerializer());
await sut.SaveEvents <FakeUser>(new[] { created });
Guid?actual = await sut.FindIdByUniqueIndexedProperty <FakeUser>("Username", created.Username);
actual.Should().Be(userId);
}
public void SaveEvents_fails_if_events_contains_null()
{
// Arrange
var userId = Guid.NewGuid();
var created = new FakeUserCreated();
created.Raise(userId);
var events = new DomainEvent[] { created, null };
var sut = new SqlEventStore(
() => new FakeEventStoreDbContext(_dbContextOptions),
new JsonMessageSerializer());
// Act
Func <Task> action = () => sut.SaveEvents <FakeUser>(events);
// Assert
action.ShouldThrow <ArgumentException>().Where(x => x.ParamName == "events");
}
public async Task SaveEvents_fails_if_unique_indexed_property_duplicate()
{
// Arrange
var sut = new SqlEventStore(
() => new FakeEventStoreDbContext(_dbContextOptions),
new JsonMessageSerializer());
string duplicateUserName = Guid.NewGuid().ToString();
var macId = Guid.NewGuid();
var macCreated = new FakeUserCreated {
Username = duplicateUserName
};
macCreated.Raise(macId);
await sut.SaveEvents <FakeUser>(new[] { macCreated });
// Act
var toshId = Guid.NewGuid();
var toshCreated = new FakeUserCreated {
Username = duplicateUserName
};
toshCreated.Raise(toshId);
Func <Task> action = () => sut.SaveEvents <FakeUser>(new[] { toshCreated });
// Assert
action.ShouldThrow <Exception>();
using (var db = new FakeEventStoreDbContext(_dbContextOptions))
{
IQueryable <PersistentEvent> query =
from e in db.PersistentEvents
where e.AggregateId == toshId
select e;
(await query.AnyAsync()).Should().BeFalse();
}
}