Examples with NotDescr org.drools.compiler.lang.descr.NotDescr used on opensource projects

Example 16 with NotDescr

use of org.drools.compiler.lang.descr.NotDescr in project drools by kiegroup.

the class RuleParserTest method testNotNode.

@Test
public void testNotNode() throws Exception {
    final RuleDescr rule = (RuleDescr) parseResource("rule", "rule_not.drl");
    assertFalse(parser.getErrors().toString(), parser.hasErrors());
    assertNotNull(rule);
    assertEquals("simple_rule", rule.getName());
    final AndDescr lhs = rule.getLhs();
    assertEquals(1, lhs.getDescrs().size());
    final NotDescr not = (NotDescr) lhs.getDescrs().get(0);
    assertEquals(1, not.getDescrs().size());
    final PatternDescr pattern = (PatternDescr) not.getDescrs().get(0);
    assertEquals("Cheese", pattern.getObjectType());
    assertEquals(1, pattern.getConstraint().getDescrs().size());
    final AndDescr and = (AndDescr) pattern.getConstraint();
    final ExprConstraintDescr fld = (ExprConstraintDescr) and.getDescrs().get(0);
    assertEquals("type == \"stilton\"", fld.getExpression());
}