aspnetcore integration test - fixture

testserverfixture.cs

public class TestServerFixture
{
    public TestServer Server { get; private set; }
    public HttpClient Client { get; private set; }

    public TestServerFixture()
    {
	    var builder = new WebHostBuilder()
		    .UseStartup(typeof(Startup));

	    Server = new TestServer(builder);

	    Client = Server.CreateClient();
    }
}