public void executeTest() {
   Object selected = form.getSelection();
   Test test = selected instanceof Scenario ? ((Scenario) selected).getParent() : (Test) selected;
   if (test == null) {
     form.displayErrorMessage(L.get("ui.error.no_test_selected"));
   } else if (!test.isValid()) {
     form.displayErrorMessage(L.get("ui.error.test_not_valid"));
   } else {
     executor.execute(test);
   }
 }
 public void moveScenario(int delta) {
   Object selected = form.getSelection();
   if (!(selected instanceof Scenario))
     form.displayErrorMessage(L.get("ui.error.no_scenario_selected"));
   else {
     Scenario scenario = (Scenario) selected;
     scenario.moveBy(delta);
     form.selectElement(scenario);
   }
 }
 public void openTests(File file) throws DataException {
   form.setTitle(L.get("ui.title.file", file.getName()));
   currentFile = file.getAbsolutePath();
   try {
     InputStream in = new BufferedInputStream(new FileInputStream(currentFile));
     try {
       form.resetEditor();
       tests.clear();
       reader.read(in, tests, actions);
       form.selectionChanged();
     } finally {
       in.close();
     }
   } catch (IOException e) {
     throw new DataException(e);
   }
 }
 public void saveTests() throws DataException {
   if (currentFile == null) {
     File file = form.showSaveDialog();
     if (file == null) return;
     form.setTitle(L.get("ui.title.file", file.getName()));
     currentFile = file.toString();
   }
   try {
     OutputStream out = new BufferedOutputStream(new FileOutputStream(currentFile));
     try {
       writer.write(out, tests);
     } finally {
       out.close();
     }
   } catch (IOException e) {
     throw new DataException(e);
   }
 }
 public void createTest() {
   form.editElementName(tests.add(new Test(L.get("ui.default_test_title"))));
 }
 public void newTests() {
   currentFile = null;
   form.setTitle(L.get("ui.title"));
   tests.clear();
   form.selectionChanged();
 }
 public void createAction(Schema action) {
   Object selected = form.getSelection();
   Test test = selected instanceof Scenario ? ((Scenario) selected).getParent() : (Test) selected;
   if (test == null) form.displayErrorMessage(L.get("ui.error.no_test_selected"));
   else form.editElementName(test.add(new Scenario(action)));
 }