tracing: add minimal test

tracing/tracing_test.go

@@ -0,0 +1,22 @@
+package tracing
+
+import (
+	"context"
+	"os"
+	"testing"
+)
+
+func TestInit(t *testing.T) {
+
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	os.Setenv("OTEL_EXPORTER_OTLP_ENDPOINT", "localhost")
+
+	shutdownFn, err := InitTracer(ctx, &TracerConfig{})
+	if err != nil {
+		t.FailNow()
+	}
+	defer shutdownFn(ctx)
+
+}