public void ShouldReturnTrueIfPresentEnum()
{
FruitEnum mango = FruitEnum.Mango;
bool result = mango.In(FruitEnum.Orange, FruitEnum.Banana, FruitEnum.Mango);
Assert.IsTrue(result);
}
public void ShouldReturnFalseIfNotPresentEnum()
{
FruitEnum mango = FruitEnum.Mango;
bool result = mango.In(FruitEnum.Orange, FruitEnum.Banana);
Assert.IsFalse(result);
}