package org.apidesign.stateful.api;

 import junit.framework.TestCase;

 import org.apidesign.stateful.api.ProgressStateless.InProgress;

 public class ProgressTest extends TestCase {

     public ProgressTest(String testName) {

         super(testName);

     }

     public void testProgressStatefulWithoutStart() {

         try {

             // BEGIN: progress.wrong.order

             ProgressStateful p = ProgressStateful.create("WrongOrder");

             p.progress(10);

             p.finish();

             // END: progress.wrong.order

             fail("Calling progress without start yields an exception!?");

         } catch (IllegalStateException ex) {

             // OK

         }

     }

     public void testProgressStatelessNeedsStart() {

         ProgressStateless p = ProgressStateless.create("GoodOrder");

         InProgress progress = p.start(10);

         // without calling start(), there is no way to call progress() method

         progress.progress(10);

         progress.finish();

     }

 }