GetAllForAnOrganization() public method

Gets all the events that are associated with an organization.
http://developer.github.com/v3/activity/events/#list-events-for-an-organization
public GetAllForAnOrganization ( string user, string organization ) : IObservable
user string The login of the user
organization string The name of the organization
return IObservable
            public async Task EnsuresNonNullArguments()
            {
                var gitHubClient = Substitute.For<IGitHubClient>();
                var client = new ObservableEventsClient(gitHubClient);

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

                client.GetAllForAnOrganization("fake", "org");

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