package org.jbpm.process.builder;
import org.drools.compiler.builder.impl.KnowledgeBuilderImpl;
import org.drools.compiler.compiler.DialectCompiletimeRegistry;
import org.drools.compiler.lang.descr.ActionDescr;
import org.drools.compiler.lang.descr.ProcessDescr;
import org.drools.core.common.InternalWorkingMemory;
import org.drools.core.definitions.InternalKnowledgePackage;
import org.drools.core.definitions.impl.KnowledgePackageImpl;
import org.drools.core.spi.ProcessContext;
import org.jbpm.process.builder.dialect.ProcessDialect;
import org.jbpm.process.builder.dialect.ProcessDialectRegistry;
import org.jbpm.process.builder.dialect.javascript.JavaScriptActionBuilder;
import org.jbpm.process.instance.impl.Action;
import org.jbpm.test.util.AbstractBaseTest;
import org.jbpm.workflow.core.DroolsAction;
import org.jbpm.workflow.core.impl.DroolsConsequenceAction;
import org.jbpm.workflow.core.impl.WorkflowProcessImpl;
import org.jbpm.workflow.core.node.ActionNode;
import org.junit.Test;
import org.kie.internal.KnowledgeBase;
import org.kie.internal.KnowledgeBaseFactory;
import org.kie.internal.runtime.StatefulKnowledgeSession;
import java.io.StringReader;
import java.util.Arrays;
import java.util.Collection;
import static org.junit.Assert.assertEquals;
public class JavaScriptActionBuilderTest extends AbstractBaseTest {
@Test
public void testSimpleAction() throws Exception {
final InternalKnowledgePackage pkg = new KnowledgePackageImpl("pkg1");
ActionDescr actionDescr = new ActionDescr();
actionDescr.setText( "var testString; print('Hello')" );
KnowledgeBuilderImpl pkgBuilder = new KnowledgeBuilderImpl( pkg );
DialectCompiletimeRegistry dialectRegistry = pkgBuilder.getPackageRegistry( pkg.getName() ).getDialectCompiletimeRegistry();
ProcessDescr processDescr = new ProcessDescr();
processDescr.setClassName("Process1");
processDescr.setName("Process1");
WorkflowProcessImpl process = new WorkflowProcessImpl();
process.setName("Process1");
process.setPackageName("pkg1");
ProcessBuildContext context = new ProcessBuildContext(pkgBuilder, pkgBuilder.getPackage(), null, processDescr, dialectRegistry, null);
context.init( pkgBuilder, pkg, null, dialectRegistry, null, null);
pkgBuilder.addPackageFromDrl(new StringReader("package pkg1;\nglobal String testField;\n"));
ActionNode actionNode = new ActionNode();
DroolsAction action = new DroolsConsequenceAction("JavaScript", null);
actionNode.setAction(action);
ProcessDialect dialect = ProcessDialectRegistry.getDialect("JavaScript");
dialect.getActionBuilder().build( context, action, actionDescr, actionNode );
dialect.addProcess(context);
final JavaScriptActionBuilder builder = new JavaScriptActionBuilder();
builder.build(context,
action,
actionDescr,
actionNode);
final KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
kbase.addKnowledgePackages((Collection) Arrays.asList(pkgBuilder.getPackage()));
final StatefulKnowledgeSession wm = kbase.newStatefulKnowledgeSession();
wm.setGlobal("testField", "vagon");
ProcessContext processContext = new ProcessContext( ((InternalWorkingMemory) wm).getKnowledgeRuntime() );
((Action) actionNode.getAction().getMetaData("Action")).execute(processContext);
assertEquals("vagon", wm.getGlobal("testField").toString());
}
}