message: add test for sub properties classes setter
diff: @@ -37,5 +37,8 @@ describe('for classes', () => {
  it('should be possible to change the value', () => {
  const properties: AbstractClass = createMock<AbstractClass>();
  +
  + properties.property = "changedValue";
  + expect(properties.property).toBe("changedValue");
  });
  });
  