@Test
public void test_param_string_positional_eligible_3() {

    // Test detection of eligible parameters
    String cmdText = "SELECT * WHERE { ?s ?p ?; ?p1 ?, ?. }";
    ParameterizedSparqlString pss = new ParameterizedSparqlString(cmdText);
    Iterator<Integer> iter = pss.getEligiblePositionalParameters();
    int count = 0;
    while (iter.hasNext()) {
        count++;
        iter.next();
    }
    Assert.assertEquals(3, count);
}