@Test
public void deleteAProductThatDoesNotExist(){

    client().addFilter(new HTTPBasicAuthFilter(GrapesTestUtils.USER_4TEST, GrapesTestUtils.PASSWORD_4TEST));
    WebResource resource = client().resource("/" + ServerAPI.PRODUCT_RESOURCE + "/doesNotExist" );
    ClientResponse response = resource.accept(MediaType.APPLICATION_JSON).delete(ClientResponse.class);
    assertNotNull(response);
    assertEquals(HttpStatus.NOT_FOUND_404, response.getStatus());
}