public void Users_Instances_With_Equal_Ids_Must_Have_Same_HashCode()
{
// Arrange
string userId = "13579842";
User firstUserInstance = new User(userId);
User secondUserInstance = new User(userId);
// Act
int firstHashCode = firstUserInstance.GetHashCode();
int secondHashCode = secondUserInstance.GetHashCode();
// Assert
Assert.AreEqual(firstHashCode, secondHashCode);
}
