text: if (this.importScripts) {
      importScripts('../resources/fs-worker-common.js');
      importScripts('../../../resources/js-test.js');
      importScripts('../resources/fs-test-util.js');
  }
  
  description("requestFileSystem PERSISTENT test.");
  
  var fileSystem = null;
  
  function errorCallback(error) {
      debug("Error occured while requesting a PERSISTENT file system:" + error.name);
      finishJSTest();
  }
  
  function successCallback(fs) {
      fileSystem = fs;
      debug("Successfully obtained PERSISTENT FileSystem:" + fileSystem.name);
      shouldBeTrue("fileSystem.name.length > 0");
      shouldBe("fileSystem.root.fullPath", '"/"');
      finishJSTest();
  }
  
  var jsTestIsAsync = true;
  webkitRequestFileSystem(PERSISTENT, 100, successCallback, errorCallback);
  