2 USING: alien gadgets-panes gadgets freetype namespaces kernel
3 sequences io test prettyprint ;
5 : #children "pane" get gadget-children length ;
10 #children "num-children" set
12 "pane" get <pane-stream> [ 10000 [ . ] each ] with-stream*
14 [ t ] [ #children "num-children" get = ] unit-test