code: func JSONEq(t TestingT, expected string, actual string, msgAndArgs ...interface{}) {
  	if h, ok := t.(tHelper); ok {
  		h.Helper()
  	}
  	if assert.JSONEq(t, expected, actual, msgAndArgs...) {
  		return
  	}
  	t.FailNow()
  }
docs: // JSONEq asserts that two JSON strings are equivalent.
  //
  //  assert.JSONEq(t, `{"hello": "world", "foo": "bar"}`, `{"foo": "bar", "hello": "world"}`)