| Test that CanvasAgent tracks changes in the client nodes of a CSS canvas. | |
| == Running test suite: Canvas.requestClientNodes | |
| -- Running test case: Canvas.requestClientNodes.Initial | |
| PASS: There should initially be no client nodes. | |
| -- Running test case: Canvas.CSSCanvasClients.InvalidCanvasId | |
| PASS: Should produce an error. | |
| Error: Missing canvas for given canvasId | |