     }
 
     func testBasicPost() {
-        #if !swift(>=5.1)
         router.post("/users") { (user: User, respondWith: (User?, RequestError?) -> Void) in
             print("POST on /users for user \(user)")
             respondWith(user, nil)

/**
 * Copyright IBM Corporation 2017
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.

            .hasData()

            .run()
    }

    func testBasicPostIdentifier() {
