   test "get as a host successfully" do
     xid  = Xee.TokenGenerator.generate
     user = Xee.Repo.get_by(User, name: "a")
-    Xee.ExperimentServer.create(xid, test_experiment, %{experiment: test_experiment})
+    token = "test"
+    Xee.ExperimentServer.create(xid, test_experiment, %{experiment: test_experiment, x_token: token})
 
     # has experiment
     Xee.HostServer.register(user.id, xid)

    xid  = Xee.TokenGenerator.generate
    u_id = Xee.TokenGenerator.generate

    Xee.ExperimentServer.create(xid, test_experiment, %{experiment: test_experiment})
    Xee.TokenServer.register(token, xid)
    conn = conn()
            |> with_session_and_flash

  test "get as a participant with using :controll successfully" do
    xid  = Xee.TokenGenerator.generate
    id = "aaaa"
    token = "test"
    user = Xee.Repo.get_by(User, name: "a")
    Xee.ExperimentServer.create(xid, test_experiment, %{experiment: test_experiment, x_token: token})

    # has experiment
    Xee.HostServer.register(user.id, xid)
