Examples with FactWithList org.drools.mvel.integrationtests.facts.FactWithList used on opensource projects

Example 1 with FactWithList

use of org.drools.mvel.integrationtests.facts.FactWithList in project drools by kiegroup.

the class Misc2Test method testCollectWithEagerActivation.

@Test
public void testCollectWithEagerActivation() {
    // DROOLS-4468
    String drl = "import java.util.ArrayList\n" + "import " + FactWithList.class.getCanonicalName() + "\n" + "import " + FactWithString.class.getCanonicalName() + "\n" + "\n" + "dialect \"mvel\"\n" + "global java.util.List list; \n" + "\n" + " rule \"Init\"\n" + " when\n" + "     $fl: FactWithList(items.size()==0)\n" + " then\n" + "     $fl.getItems().add(\"A\");\n" + "     $fl.getItems().add(\"B\");\n" + "     update($fl);\n" + " end\n" + "\n" + " rule \"R1\"\n" + " when\n" + "     $fl: FactWithList($itemList : items)\n" + "     $l: java.util.List(size > 0) from collect(FactWithString($itemList contains stringValue));\n" + " then\n" + "      list.add(\"R1\"); \n" + " end\n" + "\n" + " rule \"R2\"\n" + " when\n" + "     $fl: FactWithList($itemList : items)\n" + "     not( FactWithString($itemList contains stringValue) )\n" + " then\n" + "      list.add(\"R2\"); \n" + " end";
    KieSessionConfiguration config = KieServices.Factory.get().newKieSessionConfiguration(null);
    config.setOption(ForceEagerActivationOption.YES);
    KieBase kbase = KieBaseUtil.getKieBaseFromKieModuleFromDrl("test", kieBaseTestConfiguration, drl);
    KieSession ksession = kbase.newKieSession(config, null);
    List list = new ArrayList();
    ksession.setGlobal("list", list);
    ksession.insert(new FactWithString("A"));
    ksession.insert(new FactWithList());
    ksession.fireAllRules();
    assertEquals(1, list.size());
    assertTrue(list.contains("R1"));
}