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

Example 26 with AndDescr

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

the class KnowledgeBuilderTest method testReturnValue.

@Test
public void testReturnValue() throws Exception {
    final KnowledgeBuilderImpl builder = new KnowledgeBuilderImpl();
    final PackageDescr packageDescr = new PackageDescr("p1");
    final RuleDescr ruleDescr = new RuleDescr("rule-1");
    packageDescr.addRule(ruleDescr);
    final AndDescr lhs = new AndDescr();
    ruleDescr.setLhs(lhs);
    final PatternDescr pattern = new PatternDescr(Cheese.class.getName(), "stilton");
    lhs.addDescr(pattern);
    BindingDescr fieldBindingDescr = new BindingDescr("x", "price");
    pattern.addConstraint(fieldBindingDescr);
    fieldBindingDescr = new BindingDescr("y", "price");
    pattern.addConstraint(fieldBindingDescr);
    packageDescr.addGlobal(new GlobalDescr("map", "java.util.Map"));
    pattern.addConstraint(new ExprConstraintDescr("price == (( (Integer) map.get( new Integer( x )) ).intValue() * y)"));
    ruleDescr.setConsequence("update(stilton);");
    builder.addPackage(packageDescr);
    assertEquals("Should not have any errors", 0, builder.getErrors().getErrors().length);
}

Example 27 with AndDescr

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

the class KnowledgeBuilderTest method testAnd.

@Test
public void testAnd() throws Exception {
    final KnowledgeBuilderImpl builder = new KnowledgeBuilderImpl();
    final RuleImpl rule = createRule(new AndDescr(), builder, "update(stilton);");
    assertLength(0, builder.getErrors().getErrors());
    final GroupElement lhs = rule.getLhs();
    assertLength(1, lhs.getChildren());
    final GroupElement and = (GroupElement) lhs.getChildren().get(0);
    assertLength(1, and.getChildren());
    final Pattern pattern = (Pattern) and.getChildren().get(0);
}

Example 28 with AndDescr

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

the class KnowledgeBuilderTest method testDuplicateDeclaration.

// TODO we now allow bindings on declarations, so update the test for this
@Test
// TODO we now allow bindings on declarations, so update the test for this
@Ignore
public void testDuplicateDeclaration() {
    final KnowledgeBuilderImpl builder = new KnowledgeBuilderImpl();
    final PackageDescr packageDescr = new PackageDescr("p1");
    final RuleDescr ruleDescr = new RuleDescr("rule-1");
    packageDescr.addRule(ruleDescr);
    final AndDescr lhs = new AndDescr();
    ruleDescr.setLhs(lhs);
    final PatternDescr pattern1 = new PatternDescr(Cheese.class.getName());
    lhs.addDescr(pattern1);
    final BindingDescr fieldBindingDescr = new BindingDescr("$type", "type");
    final FieldConstraintDescr literalDescr = new FieldConstraintDescr("type");
    literalDescr.addRestriction(new LiteralRestrictionDescr("==", "stilton"));
    pattern1.addConstraint(fieldBindingDescr);
    pattern1.addConstraint(literalDescr);
    final PatternDescr pattern2 = new PatternDescr(Cheese.class.getName());
    lhs.addDescr(pattern2);
    pattern2.addConstraint(fieldBindingDescr);
    ruleDescr.setConsequence("update(stilton);");
    builder.addPackage(packageDescr);
    assertLength(2, builder.getErrors().getErrors());
}

Example 29 with AndDescr

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

the class KnowledgeBuilderTest method createBasicPackageWithOneRule.

private PackageDescr createBasicPackageWithOneRule(int line, int col) {
    PackageDescr packageDescr = new PackageDescr("p1");
    RuleDescr ruleDescr = new RuleDescr("rule-1");
    ruleDescr.setLocation(line, col);
    packageDescr.addRule(ruleDescr);
    AndDescr lhs = new AndDescr();
    ruleDescr.setLhs(lhs);
    PatternDescr patternDescr = new PatternDescr(Cheese.class.getName(), "stilton");
    FieldConstraintDescr literalDescr = new FieldConstraintDescr("type");
    literalDescr.addRestriction(new LiteralRestrictionDescr("==", null));
    patternDescr.addConstraint(literalDescr);
    ruleDescr.setConsequence("");
    return packageDescr;
}

Example 30 with AndDescr

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

the class KnowledgeBuilderTest method testDuplicateRuleNames.

@Test
public void testDuplicateRuleNames() throws Exception {
    final KnowledgeBuilderImpl builder = new KnowledgeBuilderImpl();
    RuleDescr ruleDescr;
    AndDescr lhs;
    PatternDescr patternDescr;
    FieldConstraintDescr literalDescr;
    final PackageDescr packageDescr = createBasicPackageWithOneRule(1, 1);
    ruleDescr = new RuleDescr("rule-1");
    ruleDescr.setLocation(42, 43);
    packageDescr.addRule(ruleDescr);
    lhs = new AndDescr();
    ruleDescr.setLhs(lhs);
    patternDescr = new PatternDescr(Cheese.class.getName(), "stilton");
    literalDescr = new FieldConstraintDescr("type");
    literalDescr.addRestriction(new LiteralRestrictionDescr("!=", null));
    patternDescr.addConstraint(literalDescr);
    ruleDescr.setConsequence("");
    ruleDescr = new RuleDescr("rule-2");
    ruleDescr.setLocation(42, 43);
    packageDescr.addRule(ruleDescr);
    lhs = new AndDescr();
    ruleDescr.setLhs(lhs);
    patternDescr = new PatternDescr(Cheese.class.getName(), "stilton");
    literalDescr = new FieldConstraintDescr("type");
    literalDescr.addRestriction(new LiteralRestrictionDescr("!=", null));
    patternDescr.addConstraint(literalDescr);
    ruleDescr.setConsequence("");
    builder.addPackage(packageDescr);
    assertLength(2, builder.getErrors().getErrors());
    final ParserError err = (ParserError) builder.getErrors().getErrors()[0];
    assertEquals(42, err.getRow());
    assertEquals(43, err.getCol());
}