octokit.net/Octokit.Tests.Integration/Clients/Enterprise/EnterpriseOrganizationClientTests.cs

using System;
using System.Linq;
using System.Threading.Tasks;
using Octokit;
using Octokit.Tests.Integration;
using Xunit;

public class EnterpriseOrganizationClientTests
{
    readonly IGitHubClient _github;

    public EnterpriseOrganizationClientTests()
    {
        _github = EnterpriseHelper.GetAuthenticatedClient();
    }

    [GitHubEnterpriseTest]
    public async Task CanCreateOrganization()
    {
        string orgLogin = Helper.MakeNameWithTimestamp("MyOrganization");
        string orgName = String.Concat(orgLogin, " Display Name");

        var newOrganization = new NewOrganization(orgLogin, EnterpriseHelper.UserName, orgName);
        var organization = await
            _github.Enterprise.Organization.Create(newOrganization);

        Assert.NotNull(organization);

        // Get organization and check login/name
        var checkOrg = await _github.Organization.Get(orgLogin);
        Assert.Equal(checkOrg.Login, orgLogin);
        Assert.Equal(checkOrg.Name, orgName);
    }
}