[8.16] [ML] Enable change point detection functional tests (#198702) (#…

…198817)

# Backport

This will backport the following commits from `main` to `8.16`:
- [[ML] Enable change point detection functional tests
(#198702)](#198702)

<!--- Backport version: 9.4.3 -->

### Questions ?
Please refer to the [Backport tool
documentation](https://github.com/sqren/backport)

<!--BACKPORT [{"author":{"name":"Dima
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Enable change point detection functional tests (#198702)\n\n##
Summary\r\n\r\nCloses
https://github.com/elastic/kibana/issues/178258\r\n\r\nEnable change
point detection functional tests \r\n\r\n\r\n### Checklist\r\n\r\n- [x]
[Unit or
functional\r\ntests](https://www.elastic.co/guide/en/kibana/master/development-tests.html)\r\nwere
updated or added to match the most common scenarios\r\n- [x] [Flaky
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Enable change point detection functional tests
","number":198702,"url":"https://github.com/elastic/kibana/pull/198702","mergeCommit":{"message":"[ML]
Enable change point detection functional tests (#198702)\n\n##
Summary\r\n\r\nCloses
https://github.com/elastic/kibana/issues/178258\r\n\r\nEnable change
point detection functional tests \r\n\r\n\r\n### Checklist\r\n\r\n- [x]
[Unit or
functional\r\ntests](https://www.elastic.co/guide/en/kibana/master/development-tests.html)\r\nwere
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Enable change point detection functional tests (#198702)\n\n##
Summary\r\n\r\nCloses
https://github.com/elastic/kibana/issues/178258\r\n\r\nEnable change
point detection functional tests \r\n\r\n\r\n### Checklist\r\n\r\n- [x]
[Unit or
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BACKPORT-->

Co-authored-by: Dima Arnautov <dmitrii.arnautov@elastic.co>

x-pack/plugins/aiops/public/components/change_point_detection/fields_config.tsx

@@ -261,7 +261,7 @@ const FieldPanel: FC<FieldPanelProps> = ({
             disabled: removeDisabled,
           },
         ],
-        'data=test-subj': 'aiopsChangePointDetectionContextMenuPanel',
+        'data-test-subj': 'aiopsChangePointDetectionContextMenuPanel',
       },
       {
         id: 'attachMainPanel',

x-pack/test/functional/apps/aiops/change_point_detection.ts

@@ -16,8 +16,7 @@ export default function ({ getPageObjects, getService }: FtrProviderContext) {
   // aiops lives in the ML UI so we need some related services.
   const ml = getService('ml');
 
-  // Failing: See https://github.com/elastic/kibana/issues/178258
-  describe.skip('change point detection', function () {
+  describe('change point detection', function () {
     before(async () => {
       await esArchiver.loadIfNeeded('x-pack/test/functional/es_archives/ml/ecommerce');
       await ml.testResources.createDataViewIfNeeded('ft_ecommerce', 'order_date');

x-pack/test/functional/services/aiops/change_point_detection_page.ts

@@ -131,6 +131,12 @@ export function ChangePointDetectionPageProvider(
     },
 
     async openPanelContextMenu(panelIndex: number) {
+      // Check if already open
+      const isOpen = await testSubjects.exists('aiopsChangePointDetectionAttachButton');
+      if (isOpen) {
+        return;
+      }
+
       await testSubjects.click(
         `aiopsChangePointPanel_${panelIndex} > aiopsChangePointDetectionContextMenuButton`
       );