feat: game lobby service

lobby/internal/logging/context_test.go

@@ -0,0 +1,63 @@
+package logging_test
+
+import (
+	"context"
+	"testing"
+
+	"galaxy/lobby/internal/logging"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+	"go.opentelemetry.io/otel/trace"
+)
+
+func TestRequestIDRoundTrip(t *testing.T) {
+	t.Parallel()
+
+	ctx := logging.WithRequestID(context.Background(), "rid-1")
+	assert.Equal(t, "rid-1", logging.RequestIDFromContext(ctx))
+
+	assert.Equal(t, "", logging.RequestIDFromContext(context.Background()))
+}
+
+func TestWithRequestIDIgnoresEmptyValue(t *testing.T) {
+	t.Parallel()
+
+	parent := context.Background()
+	ctx := logging.WithRequestID(parent, "")
+	assert.Equal(t, parent, ctx)
+}
+
+func TestContextAttrsIncludesRequestID(t *testing.T) {
+	t.Parallel()
+
+	ctx := logging.WithRequestID(context.Background(), "rid-2")
+	attrs := logging.ContextAttrs(ctx)
+	require.Contains(t, attrs, "request_id")
+	require.Contains(t, attrs, "rid-2")
+}
+
+func TestContextAttrsIncludesTraceID(t *testing.T) {
+	t.Parallel()
+
+	traceID, err := trace.TraceIDFromHex("0123456789abcdef0123456789abcdef")
+	require.NoError(t, err)
+	spanID, err := trace.SpanIDFromHex("fedcba9876543210")
+	require.NoError(t, err)
+	spanContext := trace.NewSpanContext(trace.SpanContextConfig{
+		TraceID: traceID,
+		SpanID:  spanID,
+	})
+	ctx := trace.ContextWithSpanContext(context.Background(), spanContext)
+
+	attrs := logging.ContextAttrs(ctx)
+	require.Contains(t, attrs, "trace_id")
+	require.Contains(t, attrs, traceID.String())
+	require.Contains(t, attrs, "span_id")
+	require.Contains(t, attrs, spanID.String())
+}
+
+func TestContextAttrsEmptyContextReturnsNil(t *testing.T) {
+	t.Parallel()
+	assert.Nil(t, logging.ContextAttrs(context.Background()))
+}