fix(test): move flaky MainContent tests to non-blocking suite

packages/cli/src/test-utils/async.ts

@@ -12,6 +12,8 @@ import { vi } from 'vitest';
 // or @testing-library/react-native
 // The version of waitFor from vitest is still fine to use if you aren't waiting
 // for React state updates.
+export const skipFlaky = !process.env['RUN_FLAKY_INTEGRATION'];
+
 export async function waitFor(
   assertion: () => void | Promise<void>,
   { timeout = 2000, interval = 50 } = {},

packages/cli/src/ui/components/MainContent.test.tsx

@@ -7,7 +7,7 @@
 import { renderWithProviders } from '../../test-utils/render.js';
 import { createMockSettings } from '../../test-utils/settings.js';
 import { makeFakeConfig, CoreToolCallStatus } from '@google/gemini-cli-core';
-import { waitFor } from '../../test-utils/async.js';
+import { waitFor, skipFlaky } from '../../test-utils/async.js';
 import { MainContent } from './MainContent.js';
 import { getToolGroupBorderAppearance } from '../utils/borderStyles.js';
 import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest';
@@ -318,7 +318,7 @@ describe('getToolGroupBorderAppearance', () => {
   });
 });
 
-describe('MainContent', () => {
+describe.skipIf(skipFlaky)('MainContent', () => {
   const defaultMockUiState = {
     history: [
       { id: 1, type: 'user', text: 'Hello' },