diff --git a/test/core/codec_test.dart b/test/core/codec_test.dart
index e32dc900..eeb83cd3 100644
--- a/test/core/codec_test.dart
+++ b/test/core/codec_test.dart
@@ -82,6 +82,11 @@ void main() {
       final convertedBytes = cborCodec
           .valueToBytes(DataSchemaValue.fromObject(testValue), null, {});
 
+      expect(
+        convertedBytes,
+        [161, 99, 102, 111, 111, 130, 99, 98, 97, 114, 99, 98, 97, 122],
+      );
+
       final convertedValue = cborCodec.bytesToValue(convertedBytes, null, {});
       expect(convertedValue?.value, testValue);