public void TestGetHashCode()
{
var rand = new Random();
var a = new DiceRoll(
d4: (uint)rand.Next(),
d6: (uint)rand.Next(),
d8: (uint)rand.Next(),
d10: (uint)rand.Next(),
d12: (uint)rand.Next(),
modifier: rand.Next());
var b = new DiceRoll(
d4: a.D4,
d6: a.D6,
d8: a.D8,
d10: a.D10,
d12: a.D12,
modifier: a.Modifier);
var c = new DiceRoll(
d4: (uint)rand.Next(),
d6: (uint)rand.Next(),
d8: (uint)rand.Next(),
d10: (uint)rand.Next(),
d12: (uint)rand.Next(),
modifier: rand.Next());
Assert.That(a.GetHashCode(), Is.EqualTo(a.GetHashCode()));
Assert.That(a.GetHashCode(), Is.EqualTo(b.GetHashCode()));
Assert.That(a.GetHashCode(), Is.Not.EqualTo(c.GetHashCode()));
}