public void getStoreRole()
{
Store s = sa.addStore("vadim and sons", new User("checker", "123456"));
User temp = new User("Vadim", "Vadim");
Assert.IsTrue(sa.addStoreRole(new StoreManager(temp, s), s.getStoreId(), "Vadim"));
Assert.IsTrue(sa.getStoreRole(s, temp) is StoreManager);
}