public void ItemIdCollectionGetEnumerator() { tlog.Debug(tag, $"ItemIdCollectionGetEnumerator START"); uint[] itemId = new uint[] { 1, 2, 3, 4 }; global::System.Collections.ICollection c = itemId; var testingTarget = new ItemIdCollection(c); Assert.IsNotNull(testingTarget, "Should be not null!"); Assert.IsInstanceOf <ItemIdCollection>(testingTarget, "Should be an Instance of ItemIdCollection!"); var result = testingTarget.GetEnumerator(); Assert.IsNotNull(result, "Should be not null!"); Assert.IsInstanceOf <ItemIdCollection.ItemIdCollectionEnumerator>(result, "Should be an Instance of ItemIdCollectionEnumerator!"); tlog.Debug(tag, $"ItemIdCollectionGetEnumerator END (OK)"); }