skip 3 tests

Author: EugeniyKiyashko

e2e/testcafe-devextreme/tests/dataGrid/common/keyboardNavigation/keyboardNavigation.visual.ts

@@ -595,7 +595,7 @@ test('Navigate to last cell in the last row when virtual scrolling is enabled',
   },
 }));
 
-test('Navigate to first cell in the first row when virtual scrolling is enabled', async (t) => {
+test.meta({ unstable: true })('Navigate to first cell in the first row when virtual scrolling is enabled', async (t) => {
   // arrange
   const dataGrid = new DataGrid('#container');
   const { takeScreenshot, compareResults } = createScreenshotsComparer(t);

e2e/testcafe-devextreme/tests/dataGrid/common/rowDragging/functional.ts

@@ -794,7 +794,7 @@ test('toIndex should not be corrected when source item gets removed from DOM', a
 });
 
 // T1139685
-test('Item should appear in a correct spot when dragging to a different page with scrolling.mode: "virtual"', async (t) => {
+test.meta({ unstable: true })('Item should appear in a correct spot when dragging to a different page with scrolling.mode: "virtual"', async (t) => {
   const dataGrid = new DataGrid('#container');
 
   await t.expect(dataGrid.isReady()).ok();

e2e/testcafe-devextreme/tests/dataGrid/common/scrolling.ts

@@ -1085,7 +1085,7 @@ test('The data should display correctly after changing the dataSource and focuse
 }));
 
 // T1166649
-test.meta({ browserSize: [800, 800] })('The scroll position of a fixed table should be synchronized with the main table when fast scrolling to the end', async (t) => {
+test.meta({ unstable: true, browserSize: [800, 800] })('The scroll position of a fixed table should be synchronized with the main table when fast scrolling to the end', async (t) => {
   // arrange
   const dataGrid = new DataGrid('#container');
   const { takeScreenshot, compareResults } = createScreenshotsComparer(t);