@GetMapping("/user")
  public String getUserPath(SignupModel form, Model model) {
    model.addAttribute("name", form.getName());
    model.addAttribute("email", form.getEmail());
    return view.display(form);
  }
@Test
  void testGetUserPath () throws Exception {
        this.mockMvc.perform(get("/user")
                .param("name", "Lily")
                .param("email", "Lily@email.com"))
        .andExpect(status().isOk())
        .andExpect(model().attribute("name", "Lily"))
        .andExpect(model().attribute("email", "Lily@email.com"))
        .andReturn();
  }