SERVER-46229 add mutlikey index to multi-document transaction test for index creation

2 files changed, 13 insertions, 2 deletions

diff --git a/jstests/core/txns/create_indexes.js b/jstests/core/txns/create_indexes.js
index 02fe8a00b89..67dbb0aa297 100644
--- a/jstests/core/txns/create_indexes.js
+++ b/jstests/core/txns/create_indexes.js
@@ -28,7 +28,14 @@ let doCreateIndexesTest = function(explicitCollectionCreate) {
     session.commitTransaction();
     assert.eq(sessionColl.find({}).itcount(), 1);
     assert.eq(sessionColl.getIndexes().length, 2);
+    sessionColl.drop({writeConcern: {w: "majority"}});
 
+    jsTest.log("Testing multikey createIndexes in a transaction");
+    session.startTransaction({writeConcern: {w: "majority"}});
+    createIndexAndCRUDInTxn(sessionDB, collName, explicitCollectionCreate, true);
+    session.commitTransaction();
+    assert.eq(sessionColl.find({}).itcount(), 1);
+    assert.eq(sessionColl.getIndexes().length, 2);
     sessionColl.drop({writeConcern: {w: "majority"}});
 
     jsTest.log("Testing multiple createIndexess in a transaction");
diff --git a/jstests/libs/create_index_txn_helpers.js b/jstests/libs/create_index_txn_helpers.js
index c9b239fa80b..33b98a5f069 100644
--- a/jstests/libs/create_index_txn_helpers.js
+++ b/jstests/libs/create_index_txn_helpers.js
@@ -11,13 +11,17 @@ const conflictingIndexSpecs = {
     name: "a_1"
 };
 
-const createIndexAndCRUDInTxn = function(sessionDB, collName, explicitCollCreate) {
+const createIndexAndCRUDInTxn = function(sessionDB, collName, explicitCollCreate, multikeyIndex) {
     if (explicitCollCreate) {
         assert.commandWorked(sessionDB.runCommand({create: collName}));
     }
     let sessionColl = sessionDB[collName];
     assert.commandWorked(sessionColl.runCommand({createIndexes: collName, indexes: [indexSpecs]}));
-    assert.commandWorked(sessionColl.insert({a: 1}));
+    if (multikeyIndex) {
+        assert.commandWorked(sessionColl.insert({a: [1, 2, 3]}));
+    } else {
+        assert.commandWorked(sessionColl.insert({a: 1}));
+    }
     assert.eq(sessionColl.find({a: 1}).itcount(), 1);
     assert.eq(sessionColl.find({}).itcount(), 1);
 };