public void Test_Uuid80_Ordering()
{
var a = new Uuid80(123, 42);
var a2 = new Uuid80(123, 42);
var b = new Uuid80(123, 77);
var c = new Uuid80(124, 41);
Assert.That(a.CompareTo(a), Is.EqualTo(0));
Assert.That(a.CompareTo(b), Is.EqualTo(-1));
Assert.That(b.CompareTo(a), Is.EqualTo(+1));
Assert.That(c.CompareTo(a), Is.EqualTo(+1));
Assert.That(a < b, Is.True, "a < b");
Assert.That(a <= b, Is.True, "a <= b");
Assert.That(a < a2, Is.False, "a < a");
Assert.That(a <= a2, Is.True, "a <= a");
Assert.That(a < c, Is.True, "a < c");
Assert.That(a > b, Is.False, "a > b");
Assert.That(a >= b, Is.False, "a >= b");
Assert.That(a > a2, Is.False, "a > a");
Assert.That(a >= a2, Is.True, "a >= a");
Assert.That(a > c, Is.False, "a > c");
// parsed from string
Assert.That(Uuid80.Parse("1234-137bcf31-0c8873a2") < Uuid80.Parse("1234-604bdf8a-2512b4ad"), Is.True);
Assert.That(Uuid80.Parse("1234-d8f17a26-82adb1a4") < Uuid80.Parse("1234-22abbf33-1b2c1db0"), Is.False);
Assert.That(Uuid80.Parse("{1234-137bcf31-0c8873a2}") > Uuid80.Parse("{1234-604bdf8a-2512b4ad}"), Is.False);
Assert.That(Uuid80.Parse("{1234-d8f17a26-82adb1a4}") > Uuid80.Parse("{1234-22abbf33-1b2c1db0}"), Is.True);
// verify byte ordering
var d = new Uuid80(0x0001, 0x0000000200000003);
var e = new Uuid80(0x0003, 0x0000000200000001);
Assert.That(d.CompareTo(e), Is.LessThan(0));
Assert.That(e.CompareTo(d), Is.GreaterThan(0));
// verify that we can sort an array of Uuid80
var uids = new Uuid80[100];
for (int i = 0; i < uids.Length; i++)
{
uids[i] = Uuid80.NewUuid();
}
Assume.That(uids, Is.Not.Ordered, "This can happen with a very small probability. Please try again");
Array.Sort(uids);
Assert.That(uids, Is.Ordered);
// ordering should be preserved in integer or textual form
Assert.That(uids.Select(x => x.ToString()), Is.Ordered.Using <string>(StringComparer.Ordinal), "order should be preserved when ordering by text (hexa)");
}
public void Test_Uuid80_NewUid()
{
var a = Uuid80.NewUuid();
var b = Uuid80.NewUuid();
Assert.That(a, Is.Not.EqualTo(b));
const int N = 1_000;
var uids = new HashSet <string>(StringComparer.Ordinal);
for (int i = 0; i < N; i++)
{
var uid = Uuid80.NewUuid();
string s = uid.ToString();
if (uids.Contains(s))
{
Assert.Fail("Duplicate Uuid80 generated: {0}", uid);
}
uids.Add(s);
}
Assert.That(uids.Count, Is.EqualTo(N));
}