Examples with JavaScriptReturnValueEvaluatorBuilder org.jbpm.process.builder.dialect.javascript.JavaScriptReturnValueEvaluatorBuilder used on opensource projects

Example 1 with JavaScriptReturnValueEvaluatorBuilder

use of org.jbpm.process.builder.dialect.javascript.JavaScriptReturnValueEvaluatorBuilder in project jbpm by kiegroup.

the class JavaScriptReturnValueConstraintEvaluatorBuilderTest method testSimpleReturnValueConstraintEvaluator.

@Test
public void testSimpleReturnValueConstraintEvaluator() throws Exception {
    final InternalKnowledgePackage pkg = new KnowledgePackageImpl("pkg1");
    ProcessDescr processDescr = new ProcessDescr();
    processDescr.setClassName("Process1");
    processDescr.setName("Process1");
    WorkflowProcessImpl process = new WorkflowProcessImpl();
    process.setName("Process1");
    process.setPackageName("pkg1");
    ReturnValueDescr descr = new ReturnValueDescr();
    descr.setText("function validate() {return value;} validate();");
    KnowledgeBuilderImpl pkgBuilder = new KnowledgeBuilderImpl(pkg);
    DialectCompiletimeRegistry dialectRegistry = pkgBuilder.getPackageRegistry(pkg.getName()).getDialectCompiletimeRegistry();
    ProcessBuildContext context = new ProcessBuildContext(pkgBuilder, pkg, process, processDescr, dialectRegistry, null);
    pkgBuilder.addPackageFromDrl(new StringReader("package pkg1;\n global Boolean value;\n"));
    ReturnValueConstraintEvaluator node = new ReturnValueConstraintEvaluator();
    final JavaScriptReturnValueEvaluatorBuilder builder = new JavaScriptReturnValueEvaluatorBuilder();
    builder.build(context, node, descr, null);
    final InternalKnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addPackages(Arrays.asList(pkgBuilder.getPackages()));
    final KieSession ksession = kbase.newKieSession();
    RuleFlowProcessInstance processInstance = new RuleFlowProcessInstance();
    processInstance.setKnowledgeRuntime((InternalKnowledgeRuntime) ksession);
    SplitInstance splitInstance = new SplitInstance();
    splitInstance.setProcessInstance(processInstance);
    ksession.setGlobal("value", true);
    assertTrue(node.evaluate(splitInstance, null, null));
    // Build second time with reutrn value evaulator returning false
    ReturnValueDescr descr2 = new ReturnValueDescr();
    descr.setText("function invalidate() {return false;} invalidate();");
    final JavaScriptReturnValueEvaluatorBuilder builder2 = new JavaScriptReturnValueEvaluatorBuilder();
    builder2.build(context, node, descr, null);
    assertFalse(node.evaluate(splitInstance, null, null));
}