public void AddJsonTypeAny_registersSerializers() { var services = new ServiceCollection(); var builder = new SerializerBuilder(services); builder.AddJsonTypeAny(); services.Should().BeEquivalentTo(new[] { new { ServiceType = typeof(IJsonSerializer), ImplementationType = new { Name = "DefaultJsonSerializer" } }, new { ServiceType = typeof(ISerializer <>), ImplementationType = new { Name = "TypedJsonSerializer`1" } } }); }