public async Task should_have_no_events_after_save()
{
// GIVEN
var aggregateRoot = SampleAggregateRoot.Create(Guid.NewGuid(), "some text", -1);
// WHEN
await _sut.Save(aggregateRoot);
// THEN
aggregateRoot.HasChanges.Should().BeFalse();
}
should_give_concurrency_exception_when_trying_to_save_an_aggregate_root_with_non_initial_version_and_no_version_in_db()
{
// GIVEN
var id = Guid.NewGuid();
var aggregateRoot = SampleAggregateRoot.Create(id, "some text", 12);
// WHEN
Func <Task> action = async() => await _sut.Save(aggregateRoot);
// THEN
action.Should().Throw <ConcurrencyException>();
}
public async Task should_give_concurrency_exception_when_trying_to_save_events_on_old_aggregate_root()
{
// GIVEN
var id = Guid.NewGuid();
var aggregateRoot = SampleAggregateRoot.Create(id, "some text", -1);
await _sut.Save(aggregateRoot);
var sameAggregateRoot = SampleAggregateRoot.Create(id, "some text", 1);
// WHEN
Func <Task> action = async() => await _sut.Save(sameAggregateRoot);
// THEN
action.Should().Throw <ConcurrencyException>();
}
public async Task should_save_correctly_with_one_event()
{
// GIVEN
var id = Guid.NewGuid();
var aggregateRoot = SampleAggregateRoot.Create(id, "some text", -1);
// WHEN
await _sut.Save(aggregateRoot);
// THEN
var loadedAggregateRoot = await _sut.Get <SampleAggregateRoot>(id);
loadedAggregateRoot.Id.Should().Be(id);
loadedAggregateRoot.Text.Should().Be("some text");
}
public async Task should_save_correctly_with_multiple_events()
{
// GIVEN
var id = Guid.NewGuid();
var aggregateRoot = SampleAggregateRoot.Create(id, "some text", -1);
aggregateRoot.ChangeText("text 1");
aggregateRoot.ChangeText("text 2");
aggregateRoot.ChangeText("text 3");
aggregateRoot.ClearText();
aggregateRoot.ChangeText("final text");
// WHEN
await _sut.Save(aggregateRoot);
// THEN
var loadedAggregateRoot = await _sut.Get <SampleAggregateRoot>(id);
loadedAggregateRoot.Id.Should().Be(id);
loadedAggregateRoot.Text.Should().Be("final text");
}