From a65c12ffa2604ea625c0cc9944314b80ca63d48c Mon Sep 17 00:00:00 2001
From: Joe Portner <5295965+jportner@users.noreply.github.com>
Date: Tue, 1 Dec 2020 11:01:06 -0500
Subject: [PATCH] Fix flaky test suite (#84602)

---
 test/api_integration/apis/saved_objects/migrations.ts | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/test/api_integration/apis/saved_objects/migrations.ts b/test/api_integration/apis/saved_objects/migrations.ts
index b5fa16558514a..fa9c2fd1a2d7f 100644
--- a/test/api_integration/apis/saved_objects/migrations.ts
+++ b/test/api_integration/apis/saved_objects/migrations.ts
@@ -54,8 +54,7 @@ function getLogMock() {
 export default ({ getService }: FtrProviderContext) => {
   const esClient = getService('es');
 
-  // FLAKY: https://github.com/elastic/kibana/issues/84445
-  describe.skip('Kibana index migration', () => {
+  describe('Kibana index migration', () => {
     before(() => esClient.indices.delete({ index: '.migrate-*' }));
 
     it('Migrates an existing index that has never been migrated before', async () => {
@@ -313,7 +312,10 @@ export default ({ getService }: FtrProviderContext) => {
         result
           // @ts-expect-error destIndex exists only on MigrationResult status: 'migrated';
           .map(({ status, destIndex }) => ({ status, destIndex }))
-          .sort((a) => (a.destIndex ? 0 : 1))
+          .sort(({ destIndex: a }, { destIndex: b }) =>
+            // sort by destIndex in ascending order, keeping falsy values at the end
+            (a && !b) || a < b ? -1 : (!a && b) || a > b ? 1 : 0
+          )
       ).to.eql([
         { status: 'migrated', destIndex: '.migration-c_2' },
         { status: 'skipped', destIndex: undefined },