Window and Tab Handling
Module objective: Practice opening multiple windows/tabs, switching between handles, and validating parent page state.
Main flow: Open W1 and W2, complete child task in each window, return to parent, and verify final success status.
Window Controls
Task: Click Open Window W1, switch to child window, click Complete Child Task, return to parent.
Task: Repeat same steps for W2 window.
Expected result: Parent status should become Passed: both child windows completed.
Pending: complete child tasks in W1 and W2.