cl = new CommandLine(new String[] {"a", "a", "b"});
parser.parse(syntax, null, cl.tokenIterator(), null);
cl = new CommandLine(new String[] {"a", "a", "b", "c"});
parser.parse(syntax, null, cl.tokenIterator(), null);
try {
cl = new CommandLine(new String[] {"a", "a", "c"});
parser.parse(syntax, null, cl.tokenIterator(), null);
Assert.fail("expected SEE");