Add comment about unexpected versions

elastic · May 7, 2019 · d4888db · d4888db
1 parent 4961fd1
commit d4888db
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/server/src/test/java/org/elasticsearch/env/NodeMetaDataTests.java b/server/src/test/java/org/elasticsearch/env/NodeMetaDataTests.java
@@ -38,6 +38,8 @@
 
 public class NodeMetaDataTests extends ESTestCase {
     private Version randomVersion() {
+        // VersionUtils.randomVersion() only returns known versions, which are necessarily no later than Version.CURRENT; however we want
+        // also to consider our behaviour with all versions, so occasionally pick up a truly random version.
         return rarely() ? Version.fromId(randomInt()) : VersionUtils.randomVersion(random());
     }