File dummyReleasesResourceFile = new File( repoRootLast, resourceName );
dummyReleasesResourceFile.getParentFile().mkdirs();
FileUtils.writeStringToFile( dummyReleasesResourceFile, "last", null );
WebRequest request = new GetMethodWebRequest(
"http://machine.com/repository/" + REPO_GROUP_WITH_VALID_REPOS + "/dummy/dummy-artifact/" );
WebResponse response = getServletUnitClient().getResource( request );
assertResponseOK( response );
assertTrue( StringUtils.contains( response.getText(), "Collection" ) );