public void should_not_assign_car_given_manager_grade_is_less_than_five()
{
var manager = new Manager("", "", 4);
Assert.False(manager.IsCarAssigned);
}
public void should_assign_car_given_manager_grade_is_greater_than_four()
{
var manager = new Manager("", "", 5);
Assert.True(manager.IsCarAssigned);
}
