实现首轮协议与 Transit 签名 PoC

internal/telemetry/providers_test.go

@@ -0,0 +1,27 @@
+package telemetry
+
+import (
+	"context"
+	"testing"
+
+	sdkresource "go.opentelemetry.io/otel/sdk/resource"
+)
+
+func TestNewWithoutExportersUsesNoopProviders(t *testing.T) {
+	providers, err := New(Config{Resource: sdkresource.Empty()})
+	if err != nil {
+		t.Fatalf("New() error = %v", err)
+	}
+	if providers.Tracer == nil || providers.Meter == nil {
+		t.Fatal("New() returned nil provider")
+	}
+	if err := providers.Shutdown(context.Background()); err != nil {
+		t.Fatalf("Shutdown() error = %v", err)
+	}
+}
+
+func TestNewRequiresResource(t *testing.T) {
+	if _, err := New(Config{}); err == nil {
+		t.Fatal("New() error = nil, want missing resource error")
+	}
+}