Money.cs

using Xunit;

namespace ValueObject
{
    public record Currency(string Symbol)
    {
        public static Currency CAD => new("CAD");
        public static Currency USD => new("USD");
    }

    public record Money
    {
        public Currency Currency { get; }
        public decimal Amount { get; }

        public Money(Currency currency, decimal amount)
        {
            Currency = currency;
            Amount = amount;
        }
    }

    public class MoneyTests
    {
        [Fact]
        public void Test()
        {
            var money1 = new Money(Currency.CAD, 100);
            var money2 = new Money(Currency.CAD, 100);

            Assert.Equal(money1, money2);
        }
    }
}