@Test
public void integer() {

  assertTrue(new UriTokenizer("1").next(TokenKind.IntegerValue));
  assertTrue(new UriTokenizer("1.").next(TokenKind.IntegerValue));
  assertFalse(new UriTokenizer(".1").next(TokenKind.IntegerValue));
  assertTrue(new UriTokenizer("-1").next(TokenKind.IntegerValue));
  assertTrue(new UriTokenizer("1234567890").next(TokenKind.IntegerValue));
}