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

Example 61 with RuleDescr

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

the class RuleParserTest method testAccumulate.

@Test
public void testAccumulate() throws Exception {
    final PackageDescr pkg = (PackageDescr) parseResource("compilationUnit", "accumulate.drl");
    assertEquals(1, pkg.getRules().size());
    final RuleDescr rule = (RuleDescr) pkg.getRules().get(0);
    assertEquals(1, rule.getLhs().getDescrs().size());
    final PatternDescr outPattern = (PatternDescr) rule.getLhs().getDescrs().get(0);
    final AccumulateDescr accum = (AccumulateDescr) outPattern.getSource();
    assertEqualsIgnoreWhitespace("int x = 0 ;", accum.getInitCode());
    assertEqualsIgnoreWhitespace("x++;", accum.getActionCode());
    assertNull(accum.getReverseCode());
    assertEqualsIgnoreWhitespace("new Integer(x)", accum.getResultCode());
    assertFalse(accum.isExternalFunction());
    final PatternDescr pattern = (PatternDescr) accum.getInputPattern();
    assertEquals("Person", pattern.getObjectType());
}

Example 62 with RuleDescr

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

the class RuleParserTest method testOrWithBinding.

/**
 * test basic foo : Fact() || Fact() stuff
 */
@Test
public void testOrWithBinding() throws Exception {
    final PackageDescr pkg = (PackageDescr) parseResource("compilationUnit", "or_binding.drl");
    assertEquals(1, pkg.getRules().size());
    final RuleDescr rule = (RuleDescr) pkg.getRules().get(0);
    assertEquals(2, rule.getLhs().getDescrs().size());
    final OrDescr or = (OrDescr) rule.getLhs().getDescrs().get(0);
    assertEquals(2, or.getDescrs().size());
    final PatternDescr leftPattern = (PatternDescr) or.getDescrs().get(0);
    assertEquals("Person", leftPattern.getObjectType());
    assertEquals("foo", leftPattern.getIdentifier());
    final PatternDescr rightPattern = (PatternDescr) or.getDescrs().get(1);
    assertEquals("Person", rightPattern.getObjectType());
    assertEquals("foo", rightPattern.getIdentifier());
    final PatternDescr cheeseDescr = (PatternDescr) rule.getLhs().getDescrs().get(1);
    assertEquals("Cheese", cheeseDescr.getObjectType());
    assertEquals(null, cheeseDescr.getIdentifier());
    assertEqualsIgnoreWhitespace("System.out.println( \"Mark and Michael\" + bar );", (String) rule.getConsequence());
}

Example 63 with RuleDescr

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

the class RuleParserTest method testAccumulateMultiPattern.

@Test
public void testAccumulateMultiPattern() throws Exception {
    final PackageDescr pkg = (PackageDescr) parseResource("compilationUnit", "accumulate_multi_pattern.drl");
    assertEquals(1, pkg.getRules().size());
    final RuleDescr rule = (RuleDescr) pkg.getRules().get(0);
    assertEquals(1, rule.getLhs().getDescrs().size());
    final PatternDescr outPattern = (PatternDescr) rule.getLhs().getDescrs().get(0);
    final AccumulateDescr accum = (AccumulateDescr) outPattern.getSource();
    assertEqualsIgnoreWhitespace("$counter", outPattern.getIdentifier());
    assertEqualsIgnoreWhitespace("int x = 0 ;", accum.getInitCode());
    assertEqualsIgnoreWhitespace("x++;", accum.getActionCode());
    assertEqualsIgnoreWhitespace("new Integer(x)", accum.getResultCode());
    final AndDescr and = (AndDescr) accum.getInput();
    assertEquals(2, and.getDescrs().size());
    final PatternDescr person = (PatternDescr) and.getDescrs().get(0);
    final PatternDescr cheese = (PatternDescr) and.getDescrs().get(1);
    assertEquals("Person", person.getObjectType());
    assertEquals("Cheese", cheese.getObjectType());
}

Example 64 with RuleDescr

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

the class RuleParserTest method testAttributes2.

@Test
public void testAttributes2() throws Exception {
    final PackageDescr pkg = (PackageDescr) parseResource("compilationUnit", "rule_attributes2.drl");
    assertFalse(parser.getErrors().toString(), parser.hasErrors());
    List<RuleDescr> rules = pkg.getRules();
    assertEquals(3, rules.size());
    RuleDescr rule = rules.get(0);
    assertEquals("rule1", rule.getName());
    Map<String, AttributeDescr> attrs = rule.getAttributes();
    assertEquals(2, attrs.size());
    AttributeDescr at = (AttributeDescr) attrs.get("salience");
    assertEquals("salience", at.getName());
    assertEquals("(42)", at.getValue());
    at = (AttributeDescr) attrs.get("agenda-group");
    assertEquals("agenda-group", at.getName());
    assertEquals("my_group", at.getValue());
    rule = rules.get(1);
    assertEquals("rule2", rule.getName());
    attrs = rule.getAttributes();
    assertEquals(2, attrs.size());
    at = (AttributeDescr) attrs.get("salience");
    assertEquals("salience", at.getName());
    assertEquals("(Integer.MIN_VALUE)", at.getValue());
    at = (AttributeDescr) attrs.get("no-loop");
    assertEquals("no-loop", at.getName());
    rule = rules.get(2);
    assertEquals("rule3", rule.getName());
    attrs = rule.getAttributes();
    assertEquals(2, attrs.size());
    at = (AttributeDescr) attrs.get("enabled");
    assertEquals("enabled", at.getName());
    assertEquals("(Boolean.TRUE)", at.getValue());
    at = (AttributeDescr) attrs.get("activation-group");
    assertEquals("activation-group", at.getName());
    assertEquals("my_activation_group", at.getValue());
}

Example 65 with RuleDescr

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

the class RuleParserTest method testCollect.

@Test
public void testCollect() throws Exception {
    final PackageDescr pkg = (PackageDescr) parseResource("compilationUnit", "collect.drl");
    assertEquals(1, pkg.getRules().size());
    final RuleDescr rule = (RuleDescr) pkg.getRules().get(0);
    assertEquals(1, rule.getLhs().getDescrs().size());
    final PatternDescr outPattern = (PatternDescr) rule.getLhs().getDescrs().get(0);
    final CollectDescr collect = (CollectDescr) outPattern.getSource();
    final PatternDescr pattern = (PatternDescr) collect.getInputPattern();
    assertEquals("Person", pattern.getObjectType());
}