using Server.Collections; using Xunit; namespace Server.Tests; public class OrderedSetTests { [Fact] public void TestOrderedSet() { int[] expected = [6, 2, 4, 23, 0]; var set = new OrderedSet(); for (var i = 0; i < expected.Length; i++) { set.Add(expected[i]); } Assert.Equal(expected.Length, set.Count); Assert.True(set.Contains(4)); Assert.False(set.Contains(8)); int index = 0; foreach (var value in set) { Assert.Equal(expected[index++], value); } } }