GetAllForOrganization() public method

Gets all the events for a given organization
http://developer.github.com/v3/activity/events/#list-public-events-for-an-organization
public GetAllForOrganization ( string organization ) : IObservable
organization string The name of the organization
return IObservable
            public void RequestsCorrectUrl()
            {
                var gitHubClient = Substitute.For<IGitHubClient>();
                var client = new ObservableEventsClient(gitHubClient);

                client.GetAllForOrganization("fake");

                gitHubClient.Connection.Received(1).GetAsync<List<Activity>>(new Uri("orgs/fake/events", UriKind.Relative), null, null);
            }
            public async Task EnsuresArgumentsNotNull()
            {
                var gitHubClient = Substitute.For<IGitHubClient>();
                var client = new ObservableEventsClient(gitHubClient);

                await AssertEx.Throws<ArgumentNullException>(async () => await client.GetAllForOrganization(null));
                await AssertEx.Throws<ArgumentException>(async () => await client.GetAllForOrganization(""));
            }
            public async Task EnsuresNonNullArguments()
            {
                var gitHubClient = Substitute.For<IGitHubClient>();
                var client = new ObservableEventsClient(gitHubClient);

                await Assert.ThrowsAsync<ArgumentNullException>(() => client.GetAllForOrganization(null).ToTask());
                await Assert.ThrowsAsync<ArgumentException>(() => client.GetAllForOrganization("").ToTask());
            }