Fix unstable tests

e2e/testcafe-devextreme/tests/dataGrid/common/aiColumn/adaptivity.functional.ts

@@ -150,12 +150,12 @@ test('The AI column should not be hidden when there is a second AI column with a
 
 test('The AI column should have value in the adaptive detail row', async (t) => {
   const dataGrid = new DataGrid(DATA_GRID_SELECTOR);
+  await t.expect(dataGrid.isReady()).ok();
 
   // act
   await resolveAIRequest();
 
   // assert
-  await t.expect(dataGrid.isReady()).ok();
 
   const adaptiveButton = dataGrid.getAdaptiveButton();
 

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

@@ -24,6 +24,8 @@ fixture.disablePageReloads`Column reordering`
 // T975549
 test('The column reordering should work correctly when there is a fixed column with zero width', async (t) => {
   const dataGrid = new DataGrid('#container');
+  await t.expect(dataGrid.isReady()).ok();
+
   const headers = dataGrid.getHeaders();
   const headerRow = headers.getHeaderRow(0);
 
@@ -72,6 +74,7 @@ test('The column reordering should work correctly when there is a fixed column w
 // T1038094
 test('The separator should display correctly when dragging column', async (t) => {
   const dataGrid = new DataGrid('#container');
+  await t.expect(dataGrid.isReady()).ok();
 
   await dataGrid.moveHeader(0, 200, 5, true);
 

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

@@ -11,6 +11,8 @@ fixture.disablePageReloads`Column reordering.Visual`
 test('column separator should work properly with expand columns', async (t) => {
   const { takeScreenshot, compareResults } = createScreenshotsComparer(t);
   const dataGrid = new DataGrid('#container');
+
+  await t.expect(dataGrid.isReady()).ok();
   await MouseUpEvents.disable(MouseAction.dragToOffset);
 
   await t.drag(dataGrid.getGroupPanel().getHeader(0).element, 0, 30);
@@ -53,6 +55,8 @@ test('column separator should work properly with expand columns', async (t) => {
 test('HeaderRow should be highlighted when dragging column with allowColumnReordering=false', async (t) => {
   const { takeScreenshot, compareResults } = createScreenshotsComparer(t);
   const dataGrid = new DataGrid('#container');
+  await t.expect(dataGrid.isReady()).ok();
+
   await MouseUpEvents.disable(MouseAction.dragToOffset);
 
   await t.drag(dataGrid.getGroupPanel().getHeader(0).element, 0, 30);
@@ -96,6 +100,8 @@ test('The group separator should not appear when dragging a grouped column to th
   const dataGrid = new DataGrid('#container');
   const { takeScreenshot, compareResults } = createScreenshotsComparer(t);
 
+  await t.expect(dataGrid.isReady()).ok();
+
   await t.drag(dataGrid.getGroupPanel().getHeader(0).element, -25, 20);
 
   await testScreenshot(t, takeScreenshot, 'dragging_grouped_column_to_same_position.png', { element: dataGrid.element });

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

@@ -2248,6 +2248,12 @@ fixture`Editing - ShowEditorAlways`
 test('Cells should be focused correctly on click when cell editing mode is used with enabled showEditorAlways (T1037019)', async (t) => {
   const dataGrid = new DataGrid('#container');
 
+  const getStoredName = ClientFunction((id: number) => (window as any).myStore
+    .byKey(id)
+    .then((item) => item.Name));
+
+  await t.expect(dataGrid.isReady()).ok();
+
   // act
   await t
     .click(dataGrid.getDataCell(0, 0).getEditor().element);
@@ -2262,9 +2268,10 @@ test('Cells should be focused correctly on click when cell editing mode is used
   // act
   await t
     .typeText(dataGrid.getDataCell(0, 0).getEditor().element, '1')
-    .wait(50)
     .click(dataGrid.getDataCell(1, 0).getEditor().element);
 
+  await t.expect(getStoredName(1)).eql('Name 11');
+
   // assert
   await t
     .expect(dataGrid.apiGetCellValue(0, 0))
@@ -2277,9 +2284,10 @@ test('Cells should be focused correctly on click when cell editing mode is used
   // act
   await t
     .typeText(dataGrid.getDataCell(1, 0).getEditor().element, '2')
-    .wait(50)
     .click(dataGrid.getDataCell(2, 0).getEditor().element);
 
+  await t.expect(getStoredName(2)).eql('Name 22');
+
   // assert
   await t
     .expect(dataGrid.apiGetCellValue(1, 0))
@@ -2292,9 +2300,10 @@ test('Cells should be focused correctly on click when cell editing mode is used
   // act
   await t
     .typeText(dataGrid.getDataCell(2, 0).getEditor().element, '3')
-    .wait(50)
     .click(dataGrid.getDataCell(1, 0).getEditor().element);
 
+  await t.expect(getStoredName(3)).eql('Name 33');
+
   // assert
   await t
     .expect(dataGrid.apiGetCellValue(2, 0))
@@ -2307,9 +2316,10 @@ test('Cells should be focused correctly on click when cell editing mode is used
   // act
   await t
     .typeText(dataGrid.getDataCell(1, 0).getEditor().element, '2')
-    .wait(50)
     .click(dataGrid.getDataCell(0, 0).getEditor().element);
 
+  await t.expect(getStoredName(2)).eql('Name 222');
+
   // assert
   await t
     .expect(dataGrid.apiGetCellValue(1, 0))