test changes

Author: nhulston

internal/trace/listener.go

@@ -55,6 +55,13 @@ var tracerInitialized = false
 
 // MakeListener initializes a new trace lambda Listener
 func MakeListener(config Config, extensionManager *extension.ExtensionManager) Listener {
+	if config.TracerOptions == nil {
+		config.TracerOptions = []tracer.StartOption{}
+	}
+
+	// Add hardcoded sampling rule
+	config.TracerOptions = append(config.TracerOptions,
+		tracer.WithSamplingRules([]tracer.SamplingRule{tracer.RateRule(0.1)}))
 
 	return Listener{
 		ddTraceEnabled:           config.DDTraceEnabled,
@@ -91,7 +98,6 @@ func (l *Listener) HandlerStarted(ctx context.Context, msg json.RawMessage) cont
 			tracer.WithGlobalTag("_dd.origin", "lambda"),
 			tracer.WithSendRetries(2),
 		}, l.tracerOptions...)
-		fmt.Printf("Opts: %v", opts)
 		if l.otelTracerEnabled {
 			provider := ddotel.NewTracerProvider(
 				opts...,