public void GetEnumeratorTest()
        {
            IEnumerable target = new JsonArray(AnyInstance.AnyGuid);
            IEnumerator enumerator = target.GetEnumerator();
            Assert.True(enumerator.MoveNext());
            Assert.Equal(AnyInstance.AnyGuid, (Guid)(JsonValue)enumerator.Current);
            Assert.False(enumerator.MoveNext());

            target = new JsonObject();
            enumerator = target.GetEnumerator();
            Assert.False(enumerator.MoveNext());
        }