From 944c5cc7b28a175ada8d930ebe073930ee47ac2b Mon Sep 17 00:00:00 2001
From: Benjamin Trent <4357155+benwtrent@users.noreply.github.com>
Date: Fri, 2 May 2025 15:37:16 -0400
Subject: [PATCH] Fixing test failure #127657

---
 muted-tests.yml                                          | 3 ---
 .../mapper/vectors/DenseVectorFieldMapperTests.java      | 9 ++++++---
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/muted-tests.yml b/muted-tests.yml
index 4a7939ad9e880..fd5d8569b917f 100644
--- a/muted-tests.yml
+++ b/muted-tests.yml
@@ -444,9 +444,6 @@ tests:
 - class: org.elasticsearch.xpack.esql.qa.multi_node.EsqlSpecIT
   method: test {rerank.Reranker using another sort order ASYNC}
   issue: https://github.com/elastic/elasticsearch/issues/127638
-- class: org.elasticsearch.index.mapper.vectors.DenseVectorFieldMapperTests
-  method: testRescoreVectorOldIndexVersion
-  issue: https://github.com/elastic/elasticsearch/issues/127657
 
 # Examples:
 #
diff --git a/server/src/test/java/org/elasticsearch/index/mapper/vectors/DenseVectorFieldMapperTests.java b/server/src/test/java/org/elasticsearch/index/mapper/vectors/DenseVectorFieldMapperTests.java
index d57acf786d715..ba251cb14b8a4 100644
--- a/server/src/test/java/org/elasticsearch/index/mapper/vectors/DenseVectorFieldMapperTests.java
+++ b/server/src/test/java/org/elasticsearch/index/mapper/vectors/DenseVectorFieldMapperTests.java
@@ -904,14 +904,17 @@ public void testRescoreVectorForNonQuantized() {
     }
 
     public void testRescoreVectorOldIndexVersion() {
-        IndexVersion incompatibleVersion = IndexVersionUtils.randomVersionBetween(
-            random(),
+        IndexVersion incompatibleVersion = randomFrom(
             IndexVersionUtils.randomVersionBetween(
                 random(),
                 IndexVersionUtils.getLowestReadCompatibleVersion(),
                 IndexVersionUtils.getPreviousVersion(IndexVersions.ADD_RESCORE_PARAMS_TO_QUANTIZED_VECTORS_BACKPORT_8_X)
             ),
-            IndexVersionUtils.getPreviousVersion(IndexVersions.ADD_RESCORE_PARAMS_TO_QUANTIZED_VECTORS)
+            IndexVersionUtils.randomVersionBetween(
+                random(),
+                IndexVersions.UPGRADE_TO_LUCENE_10_0_0,
+                IndexVersionUtils.getPreviousVersion(IndexVersions.ADD_RESCORE_PARAMS_TO_QUANTIZED_VECTORS)
+            )
         );
         for (String indexType : List.of("int8_hnsw", "int8_flat", "int4_hnsw", "int4_flat", "bbq_hnsw", "bbq_flat")) {
             expectThrows(