@Test
  public void testValidateFormRecipientList_validationShouldPassAListOfGoodEmailAddresses() {
    FormValidation formValidation =
        emailRecipientUtils.validateFormRecipientList("[email protected] internal somewhere@domain");

    assertEquals(FormValidation.Kind.OK, formValidation.kind);
  }
  @Test
  public void testValidateFormRecipientList_validationShouldFailWithBadEmailAddress() {
    FormValidation formValidation = emailRecipientUtils.validateFormRecipientList("@@@");

    assertEquals(FormValidation.Kind.ERROR, formValidation.kind);
  }