public async void DeleteAttachment() { using (var server = TestServer.Create(app => { app.Run(async context => { Assert.AreEqual("/attachment/deregister", context.Request.Uri.PathAndQuery); Assert.AreEqual("POST", context.Request.Method); Assert.AreEqual("Bearer testAccessToken", context.Request.Headers["Authorization"]); var formCollection = await context.Request.ReadFormAsync(); Assert.AreEqual("attach_00009238aOAIvVqfb9LrZh", formCollection["id"]); await context.Response.WriteAsync("{}"); }); })) { using (var client = new MondoClient(server.HttpClient, "testAccessToken")) { await client.DeleteAttachmentAsync("attach_00009238aOAIvVqfb9LrZh"); } } }