public async Task WriteSimpleClassWithImmutableArray()
        {
            SimpleTestClassWithImmutableArray obj = new SimpleTestClassWithImmutableArray();

            obj.Initialize();

            Assert.Equal(SimpleTestClassWithImmutableArray.s_json, await Serializer.SerializeWrapper(obj));
        }
        public static void WriteSimpleClassWithImmutableArray()
        {
            SimpleTestClassWithImmutableArray obj = new SimpleTestClassWithImmutableArray();

            obj.Initialize();

            Assert.Equal(SimpleTestClassWithImmutableArray.s_json, JsonSerializer.Serialize(obj));
        }