Simple 3 Test case with a simple XML structure. Open the application The application should open successfully. Navigate to the settings page The settings page should be displayed. Change the theme to dark mode The theme should change to dark mode. The application should function correctly with the new settings applied. UI Settings Dark Mode High 2023-10-01 2023-10-02 Test Author Open test_screenshot.png image/png 102400 Screenshot of the application in dark mode. test_log.txt text/plain 2048 Log file of the test execution. Tester1 2023-10-01 Initial test case created. Tester2 2023-10-02 Reviewed and approved the test case.