### Question:
EtcMapUrlExternalizer extends UrlExternalizerBase { @Override public String map(final ResourceResolver resourceResolver, final String url) { return resourceResolver.map(url); }  @Override String map(final ResourceResolver resourceResolver, final String url);  }### Answer:
@Test public void map() { final String url = "/content/page.html"; final String mappedUrl = "http: repo.map(url, mappedUrl); assertEquals(mappedUrl, model.map(resourceResolver, url)); }