Tests moust hover/select events handling in the Layers panel
Hovering b1 in tree
Layer b1 in tree: hovered
Layer b3 in tree:
Hovering b3 in tree
Layer b1 in tree:
Layer b3 in tree: hovered
Hovering away from tree
Layer b1 in tree:
Layer b3 in tree:
Selecting b1 in tree
Layer b1 in tree: selected
Layer b3 in tree:
Selecting b3 in tree
Layer b1 in tree:
Layer b3 in tree: selected