testdriver:mouse-down

To press and hold a mouse button for drag-and-drop UI automation, use a mouseDown action to press the button without releasing it. This enables you to hold the button while moving to target areas across web and desktop apps.

A mouseDown action is used in e2e-testing to press the mouse button without releasing it, enabling drag operations and advanced gesture workflows. It simulates holding an item before moving it to another pane.

Yes, you can use a string selector to initiate a drag operation on web and desktop apps. You can call the action with a single string selector for AI client calls or apply it directly to an Element.

The best way to simulate dragging an item from one pane to another is to use a mouseDown action to hold the button while moving to the target area. This gesture-ready approach supports drag-and-drop interactions across platforms.

Your drag operation might fail if the mouseDown action is immediately released or not properly paired with a move. Ensure you press the button without releasing it, keeping it held while moving to the target pane.