public async Task RemoveFromGroupHandlerHandle_WhenConnectionExists_RemovesConnectionFromGroupStoreAndRepliesToBus()
{
using var client = new TestClient();
var connection = HubConnectionContextUtils.Create(connection: client.Connection);
var fakeBus = new FakeBus();
var hubLifetimeManager = ArrangeRebusLifetimeManager(fakeBus);
await hubLifetimeManager.OnConnectedAsync(connection).OrTimeout();
var removeFromGroupCommand = new RemoveFromGroup <TestHub>("localhost", "group", connection.ConnectionId);
hubLifetimeManager.AddToGroupLocal(connection, removeFromGroupCommand.GroupName);
var removeFromGroupHandler = new RemoveFromGroupHandler <TestHub>(hubLifetimeManager, fakeBus);
await removeFromGroupHandler.Handle(removeFromGroupCommand);
Assert.True(hubLifetimeManager.GroupConnections.TryGetValue(removeFromGroupCommand.GroupName, out var groupStore));
Assert.False(groupStore.GetEnumerator().ToEnumerable().Contains(connection));
var ackReply = fakeBus.Events.OfType <ReplyMessageSent>().Select(m => m.ReplyMessage).OfType <Ack <TestHub> >().FirstOrDefault();
Assert.NotNull(ackReply);
Assert.AreEqual(hubLifetimeManager.ServerName, ackReply.ServerName);
}
public async Task Return_failed_result_when_validation_fails()
{
// Arrange
var validator = Substitute.For <IValidateRequest <RemoveFromGroup> >();
validator
.IsValidAsync(Arg.Any <RemoveFromGroup>())
.Returns(Task.FromResult(false));
var sut = new RemoveFromGroupHandler(validator, _dbContext);
// Act
var result = await sut.Handle(new RemoveFromGroup("a-sub", Guid.NewGuid(), Guid.NewGuid()), CancellationToken.None);
// Assert
result.IsFailure.ShouldBeTrue();
}
public async Task RemoveFromGroupHandlerHandle_WhenConnectionDoesntExist_LeavesGroupStoreUntouched()
{
using var client = new TestClient();
var connection = HubConnectionContextUtils.Create(connection: client.Connection);
var fakeBus = new FakeBus();
var hubLifetimeManager = ArrangeRebusLifetimeManager(fakeBus);
var removeFromGroupCommand = new RemoveFromGroup <TestHub>("localhost", "group", connection.ConnectionId);
var removeFromGroupHandler = new RemoveFromGroupHandler <TestHub>(hubLifetimeManager, fakeBus);
await removeFromGroupHandler.Handle(removeFromGroupCommand);
Assert.False(hubLifetimeManager.GroupConnections.TryGetValue(removeFromGroupCommand.GroupName, out _));
}
