{name: "listener with sub filter match and invalid filter name", in: &networking.EnvoyFilter{
			ConfigPatches: []*networking.EnvoyFilter_EnvoyConfigObjectPatch{
				{
					ApplyTo: networking.EnvoyFilter_HTTP_FILTER,
					Match: &networking.EnvoyFilter_EnvoyConfigObjectMatch{
						ObjectTypes: &networking.EnvoyFilter_EnvoyConfigObjectMatch_Listener{
							Listener: &networking.EnvoyFilter_ListenerMatch{

		// ensure that applyTo, match and patch all line up
		switch cp.ApplyTo {
		case networking.EnvoyFilter_LISTENER,
			networking.EnvoyFilter_FILTER_CHAIN,
			networking.EnvoyFilter_NETWORK_FILTER,
			networking.EnvoyFilter_HTTP_FILTER:
			if cp.Match != nil && cp.Match.ObjectTypes != nil {
				if cp.Match.GetListener() == nil {
					errs = validation.AppendValidation(errs,

			return
			// todo: figure out a non noisy logging option here
			//  as this loop will be called very frequently
		}
	}
	for _, lp := range patches[networking.EnvoyFilter_HTTP_FILTER] {
		applied := false
		if !commonConditionMatch(patchContext, lp) ||
			!listenerMatch(lis, lp) ||
			!filterChainMatch(lis, fc, lp) ||
			!networkFilterMatch(filter, lp) {