public async Task TearDown()
{
var result = new Dictionary <string, TState>();
var p = new TProjection();
foreach (var @event in given)
{
var e = @event.Item2;
var type = e.GetType();
var attr = type.GetCustomAttribute <EventTypeIdAttribute>();
if (attr == null)
{
throw new ArgumentException($"Mark e '{type.FullName}' with {nameof(EventTypeIdAttribute)}");
}
var id = attr.Id;
var dispatchedEvent = new DispatchedEvent
{
Event = e,
Metadata = new Metadata
{
EventId = Guid.NewGuid(),
EventTypeId = id,
StreamId = @event.Item1
}
};
var partition = p.GetPartitioningKey(dispatchedEvent);
TState state;
if (result.TryGetValue(partition, out state) == false)
{
result[partition] = state = new TState();
}
await p.Dispatch(dispatchedEvent, state).ConfigureAwait(false);
}
var expected = Serialize(then);
var observed = Serialize(result);
var areEqual = expected.SequenceEqual(observed);
if (areEqual == false)
{
Console.WriteLine("GIVEN:");
using (ConsoleExtensions.Indent())
{
Write(given);
}
Console.WriteLine("THEN should be:");
using (ConsoleExtensions.Indent())
{
Write(then);
}
Console.WriteLine("BUT was:");
using (ConsoleExtensions.Indent())
{
Write(result);
}
TestExecutionContext.CurrentContext.CurrentResult.
SetResult(ResultState.ChildFailure, "The state was different from expected.", " ");
}
}
