First batch of fixing tests to use best practices. (#11964)

packages/cli/src/ui/contexts/KeypressContext.test.tsx

@@ -4,6 +4,8 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
+/** @vitest-environment jsdom */
+
 import type React from 'react';
 import { renderHook, act, waitFor } from '@testing-library/react';
 import type { Mock } from 'vitest';

packages/cli/src/ui/contexts/SessionContext.test.tsx

@@ -4,6 +4,8 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
+/** @vitest-environment jsdom */
+
 import { type MutableRefObject } from 'react';
 import { render } from 'ink-testing-library';
 import { renderHook } from '@testing-library/react';