Remove string constant dupes.

1 files changed, 4 insertions, 3 deletions

diff --git a/document/src/tests/serialization/vespadocumentserializer_test.cpp b/document/src/tests/serialization/vespadocumentserializer_test.cpp
index fe065e563ba..253b34d7e82 100644
--- a/document/src/tests/serialization/vespadocumentserializer_test.cpp
+++ b/document/src/tests/serialization/vespadocumentserializer_test.cpp
@@ -900,13 +900,14 @@ struct RefFixture {
     void verify_cross_language_serialization(const string& file_base_name,
                                              const ReferenceFieldValue& value) {
         const string data_dir = TEST_PATH("../../test/resources/reference/");
+        const string field_name = "ref_field";
         serializeToFile(value, data_dir + file_base_name + "__cpp",
-                        ref_doc_type, "ref_field");
+                        ref_doc_type, field_name);
 
         deserializeAndCheck(data_dir + file_base_name + "__cpp",
-                            value, fixed_repo, "ref_field");
+                            value, fixed_repo, field_name);
         deserializeAndCheck(data_dir + file_base_name + "__java",
-                            value, fixed_repo, "ref_field");
+                            value, fixed_repo, field_name);
     }
 };