@Test
 public void testValid() {
   for (final String sValid : VALID1)
     assertTrue("Expected '" + sValid + "' to be valid", URLValidator.isValid(sValid));
   for (final String sValid : VALID2)
     assertTrue("Expected '" + sValid + "' to be valid", URLValidator.isValid(sValid));
   for (final String sInvalid : INVALID)
     assertFalse("Expected '" + sInvalid + "' to be invalid", URLValidator.isValid(sInvalid));
 }