public EventHandlerSpecs()
{
_dataFixture = new Fixture();
_stoppingTokenSource = new CancellationTokenSource();
_deserializeWithPrivateSetters = new JsonSerializerSettings
{
ContractResolver = new JsonPrivateResolver()
};
_eventHandlerStateStore = Substitute.For <IProjectionStore <Core.ReadModel.Projections.EventHandlerState.Projection> >();
_eventHandlerStateStore
.WhenForAnyArgs((IProjectionStore <Core.ReadModel.Projections.EventHandlerState.Projection> ps) => ps.Create(Arg.Any <string>(), Arg.Any <Core.ReadModel.Projections.EventHandlerState.Projection>()))
.Do(ci => _updatedEventHandlerState = ci.ArgAt <Core.ReadModel.Projections.EventHandlerState.Projection>(1));
_eventHandlerStateStore
.WhenForAnyArgs((IProjectionStore <Core.ReadModel.Projections.EventHandlerState.Projection> ps) => ps.Update(Arg.Any <string>(), Arg.Any <Core.ReadModel.Projections.EventHandlerState.Projection>()))
.Do(ci => _updatedEventHandlerState = ci.ArgAt <Core.ReadModel.Projections.EventHandlerState.Projection>(1));
IServiceCollection services = new ServiceCollection();
services.AddLogging();
services.AddSingleton(_eventHandlerStateStore);
services.AddSingleton <IProjectionBuilderRegistrar, ProjectionBuilderRegistrar>();
services.AddSingleton <Core.ReadModel.EventStream.Handlers.EventHandler <SomeStream> >();
services.AddSingleton <ProjectionBuilder1>();
services.AddSingleton <ProjectionBuilder2>();
services.AddSingleton <ProjectionBuilder3>();
services.AddSingleton <ProjectionBuilder4>();
_serviceProvider = services.BuildServiceProvider();
HandledEventTracker.Reset();
}
public async Task Handle(long streamPosition, SomeOtherEvent @event, CancellationToken stoppingToken)
{
await HandledEventTracker.HandleEvent(this.GetType(), @event, stoppingToken);
}
private void ThenTheProjectionBuildersForTheOtherEventsAreNotInvoked()
{
HandledEventTracker.CallCount(typeof(ProjectionBuilder3)).Should().Be(0);
HandledEventTracker.CallCount(typeof(ProjectionBuilder4)).Should().Be(0);
}
private void ThenTheProjectionBuildersForOurEventAreInvoked()
{
HandledEventTracker.CallCount(typeof(ProjectionBuilder1)).Should().Be(1);
HandledEventTracker.CallCount(typeof(ProjectionBuilder2)).Should().Be(1);
}
private void GivenOurFirstProjectionBuilderThrowsAnException()
{
HandledEventTracker.ThrowExceptionOnInvocation(typeof(ProjectionBuilder1));
}
