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

This reverts commit d0d18c3.

Author: GoodDayForSurf

packages/devextreme/testing/tests/DevExpress.ui.events/events.utils.nodesDisposing.tests.js

@@ -57,15 +57,15 @@ QUnit.test('should not leave extra handlers in elementDataMap when using subscri
     const finalButtonData = eventsEngine.elementDataMap.get(testElement);
     const finalButtonHandleObjectsCount = finalButtonData && finalButtonData[removeEvent]
         ? finalButtonData[removeEvent].handleObjects.length
-        : 0;
+        : -1;
 
     const finalElementData = eventsEngine.elementDataMap.get(document);
     const finalHandleObjectsCount = finalElementData && finalElementData[removeEvent]
         ? finalElementData[removeEvent].handleObjects.length
-        : 0;
+        : -1;
 
     assert.ok(
         finalHandleObjectsCount <= 1,
-        `HandleObjects count should return to initial state. Final: ${finalHandleObjectsCount}; ${finalButtonHandleObjectsCount}; ${Object.keys(finalButtonData)}`
+        `HandleObjects count should return to initial state. Final: ${finalHandleObjectsCount}; ${finalButtonHandleObjectsCount}; ${finalButtonData ? Object.keys(finalButtonData) : '-0'}`
     );
 });