message: add test case in a unit test
diff: @@ -1796,6 +1796,15 @@ QUnit.test(
  },
  "Initial value is set correctly"
  );
  + assert.deepEqual(
  + survey.data,
  + {
  + test: {
  + id: 1023
  + }
  + },
  + "Initial value is set correctly"
  + );
  }
  );
  