message: added test for action:ariaCheched
diff: @@ -185,3 +185,12 @@ QUnit.test("Action title in list model", (assert) => {
  assert.equal(action1.tooltip, "Vorschau", "take tooltip from de localization");
  survey.locale = "";
  });
  +QUnit.test(
  + "ariaChecked",
  + (assert) => {
  + const action = new Action(<any>{});
  + assert.notOk(action.ariaChecked, "default is undefined");
  + action.ariaChecked = true;
  + assert.ok(action.ariaChecked, "property exists");
  + }
  +);
  \ No newline at end of file
  