GetAllUserReceived() public method

Gets all the events that have been received by a given user.
http://developer.github.com/v3/activity/events/#list-events-that-a-user-has-received
public GetAllUserReceived ( string user ) : IObservable
user string The login of the user
return IObservable
            public async Task EnsuresNonNullArguments()
            {
                var gitHubClient = Substitute.For<IGitHubClient>();
                var client = new ObservableEventsClient(gitHubClient);

                await Assert.ThrowsAsync<ArgumentNullException>(() => client.GetAllUserReceived(null).ToTask());
                await Assert.ThrowsAsync<ArgumentException>(() => client.GetAllUserReceived("").ToTask());
            }
            public void RequestsCorrectUrl()
            {
                var gitHubClient = Substitute.For<IGitHubClient>();
                var client = new ObservableEventsClient(gitHubClient);

                client.GetAllUserReceived("fake");

                gitHubClient.Connection.Received(1).Get<List<Activity>>(new Uri("users/fake/received_events", UriKind.Relative), Args.EmptyDictionary, null);
            }