WIP. check test for click subscription in events_engine (T1307313)"

This reverts commit d0d18c3.

Author: GoodDayForSurf

packages/devextreme/testing/tests/DevExpress.ui.events/eventsEngine.tests.js

@@ -596,7 +596,6 @@ QUnit.test('removing subscriptions should not remove data from elementDataMap if
 });
 
 QUnit.test('should not leak memory when subscribing on document and clicking elements (T1307313)', function(assert) {
-    const done = assert.async();
     const clickEventName = 'dxclick';
     const fixture = document.getElementById('qunit-fixture');
 
@@ -610,14 +609,12 @@ QUnit.test('should not leak memory when subscribing on document and clicking ele
         testElement.click();
     }
 
-    const eventData = eventsEngine.elementDataMap.get(document)['dxremove'];
+    const eventData = eventsEngine.elementDataMap.get(document);
 
     assert.ok(
-        eventData.length <= 5,
-        `Memory should not leak. Element data: ${eventData.length}`
+        eventData?.length <= 5,
+        `Memory should not leak. Element data: ${eventData}`
     );
-
-    done();
 });
 
 QUnit.module('Strategy');