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

Example 1 with AccumulateDescr

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

the class RuleParserTest method testAccumulateMultipleFunctionsConstraint.

@Test
public void testAccumulateMultipleFunctionsConstraint() throws Exception {
    final PackageDescr pkg = (PackageDescr) parseResource("compilationUnit", "accumulateMultipleFunctionsConstraint.drl");
    assertEquals(1, pkg.getRules().size());
    RuleDescr rule = (RuleDescr) pkg.getRules().get(0);
    assertEquals(1, rule.getLhs().getDescrs().size());
    PatternDescr out = (PatternDescr) rule.getLhs().getDescrs().get(0);
    assertEquals("Object", out.getObjectType());
    assertEquals(2, out.getConstraint().getDescrs().size());
    assertEquals("$a1 > 10 && $M1 <= 100", out.getConstraint().getDescrs().get(0).toString());
    assertEquals("$m1 == 5", out.getConstraint().getDescrs().get(1).toString());
    AccumulateDescr accum = (AccumulateDescr) out.getSource();
    assertTrue(accum.isExternalFunction());
    List<AccumulateFunctionCallDescr> functions = accum.getFunctions();
    assertEquals(3, functions.size());
    assertEquals("average", functions.get(0).getFunction());
    assertEquals("$a1", functions.get(0).getBind());
    assertEquals("$price", functions.get(0).getParams()[0]);
    assertEquals("min", functions.get(1).getFunction());
    assertEquals("$m1", functions.get(1).getBind());
    assertEquals("$price", functions.get(1).getParams()[0]);
    assertEquals("max", functions.get(2).getFunction());
    assertEquals("$M1", functions.get(2).getBind());
    assertEquals("$price", functions.get(2).getParams()[0]);
    final PatternDescr pattern = (PatternDescr) accum.getInputPattern();
    assertEquals("Cheese", pattern.getObjectType());
}

Example 2 with AccumulateDescr

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

the class RuleParserTest method testAccumulateReverse.

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

Example 3 with AccumulateDescr

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

the class RuleParserTest method testAccumulateMnemonic2.

@Test
public void testAccumulateMnemonic2() throws Exception {
    String drl = "package org.drools.compiler\n" + "rule \"Accumulate 1\"\n" + "when\n" + "     Number() from acc( Cheese( $price : price ),\n" + "                        average( $price ) )\n" + "then\n" + "end\n";
    final PackageDescr pkg = (PackageDescr) parse("compilationUnit", drl);
    assertEquals(1, pkg.getRules().size());
    RuleDescr rule = (RuleDescr) pkg.getRules().get(0);
    assertEquals(1, rule.getLhs().getDescrs().size());
    PatternDescr out = (PatternDescr) rule.getLhs().getDescrs().get(0);
    assertEquals("Number", out.getObjectType());
    AccumulateDescr accum = (AccumulateDescr) out.getSource();
    assertTrue(accum.isExternalFunction());
    List<AccumulateFunctionCallDescr> functions = accum.getFunctions();
    assertEquals(1, functions.size());
    assertEquals("average", functions.get(0).getFunction());
    assertEquals("$price", functions.get(0).getParams()[0]);
    final PatternDescr pattern = (PatternDescr) accum.getInputPattern();
    assertEquals("Cheese", pattern.getObjectType());
}

Example 4 with AccumulateDescr

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

the class RuleParserTest method testAccumulateWithNestedFrom.

@Test
public void testAccumulateWithNestedFrom() throws Exception {
    final PackageDescr pkg = (PackageDescr) parseResource("compilationUnit", "accumulate_with_nested_from.drl");
    assertEquals(1, pkg.getRules().size());
    final RuleDescr rule = (RuleDescr) pkg.getRules().get(0);
    assertEquals(1, rule.getLhs().getDescrs().size());
    final PatternDescr out = (PatternDescr) rule.getLhs().getDescrs().get(0);
    final AccumulateDescr accumulate = (AccumulateDescr) out.getSource();
    PatternDescr person = (PatternDescr) accumulate.getInputPattern();
    assertEquals("Person", person.getObjectType());
    final CollectDescr collect2 = (CollectDescr) person.getSource();
    final PatternDescr people = collect2.getInputPattern();
    assertEquals("People", people.getObjectType());
}

Example 5 with AccumulateDescr

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

the class RuleParserTest method testAccumulateMnemonic.

@Test
public void testAccumulateMnemonic() throws Exception {
    String drl = "package org.drools.compiler\n" + "rule \"Accumulate 1\"\n" + "when\n" + "     acc( Cheese( $price : price ),\n" + "          $a1 : average( $price ) )\n" + "then\n" + "end\n";
    final PackageDescr pkg = (PackageDescr) parse("compilationUnit", drl);
    assertEquals(1, pkg.getRules().size());
    RuleDescr rule = (RuleDescr) pkg.getRules().get(0);
    assertEquals(1, rule.getLhs().getDescrs().size());
    PatternDescr out = (PatternDescr) rule.getLhs().getDescrs().get(0);
    assertEquals("Object", out.getObjectType());
    AccumulateDescr accum = (AccumulateDescr) out.getSource();
    assertTrue(accum.isExternalFunction());
    List<AccumulateFunctionCallDescr> functions = accum.getFunctions();
    assertEquals(1, functions.size());
    assertEquals("average", functions.get(0).getFunction());
    assertEquals("$a1", functions.get(0).getBind());
    assertEquals("$price", functions.get(0).getParams()[0]);
    final PatternDescr pattern = (PatternDescr) accum.getInputPattern();
    assertEquals("Cheese", pattern.getObjectType());
}