Артур

const [submited, setSubmited] = useState(false)
const handleSubmitForm = () => {
  setSubmited(true)
}
...
<form onSubmit={handleSubmitForm}>
  <input disabled={!submited} />
  <input disabled={!submited} />
</form>

const response = fetch(url, {
  method: "POST",
  headers: {
    Accept: "applicaton/json",
  },
  dataType: "JSON",
  body: data,
})
.then(res => {
  if (res.redirected) {
      document.location = res.url;
  }
})

it('should render todos with OnBlockClick func', () => {
    const wrapper = mount(<TodoList {...props} />);
    const todo = wrapper.find(Todo).at(0);
    todo.simulate('click');
    expect(props.TODO_UPD).toBeCalled();
  });