private String url(Description description) {
   //noinspection StringEquality
   if (this.testUrl == NOT_SPECIFIED) {
     return EndToEndTestUtils.classNameToTestFileUrl(description.getTestClass());
   }
   return this.testUrl;
 }
 public SetUpAndTearDownDriver(Class<?> htmlTestUrlClass) {
   this.testUrl = EndToEndTestUtils.classNameToTestFileUrl(htmlTestUrlClass);
 }