@Test
public void testServiceClasses_singleServiceEndpointsServlet()
    throws IOException, SAXException, ParserConfigurationException, XPathExpressionException {

  WebXml webxml = new WebXmlBuilder()
      .endpointsServlet("com.test.EndpointOne")
      .endpointsServletMapping()
      .build();
  List<String> serviceClasses = webxml.endpointsServiceClasses();
  List<String> expected = Collections.singletonList("com.test.EndpointOne");
  Assert.assertEquals(expected, serviceClasses);
}