@Test
  public void testComp() throws AbsTTException {

    final AbsAxis axis1 = new XPathAxis(holder.getRtx(), "1.0 = 1.0");
    assertEquals(true, axis1.hasNext());
    assertEquals(
        true, Boolean.parseBoolean(new String(((IValNode) axis1.getNode()).getRawValue())));
    assertEquals(false, axis1.hasNext());

    final AbsAxis axis2 = new XPathAxis(holder.getRtx(), "(1, 2, 3) < (2, 3)");
    assertEquals(true, axis2.hasNext());
    assertEquals(
        true, Boolean.parseBoolean(new String(((IValNode) axis2.getNode()).getRawValue())));
    assertEquals(false, axis2.hasNext());

    final AbsAxis axis3 = new XPathAxis(holder.getRtx(), "(1, 2, 3) > (3, 4)");
    assertEquals(true, axis3.hasNext());
    assertEquals(
        false, Boolean.parseBoolean(new String(((IValNode) axis3.getNode()).getRawValue())));
    assertEquals(false, axis3.hasNext());
  }