[ "another eight" ] [ ! ERROR!
<avl> "seven" 7 pick set-at
- "another eight" 8 pick set-at 8 swap at
+ "another eight" 8 pick set-at 8 of
] unit-test
: test-tree ( -- tree )
! test set-at, at, at*
[ t ] [ test-tree avl? ] unit-test
-[ "seven" ] [ <avl> "seven" 7 pick set-at 7 swap at ] unit-test
-[ "seven" t ] [ <avl> "seven" 7 pick set-at 7 swap at* ] unit-test
-[ f f ] [ <avl> "seven" 7 pick set-at 8 swap at* ] unit-test
-[ "seven" ] [ <avl> "seven" 7 pick set-at 7 swap at ] unit-test
-[ "replacement" ] [ <avl> "seven" 7 pick set-at "replacement" 7 pick set-at 7 swap at ] unit-test
-[ "nine" ] [ test-tree 9 swap at ] unit-test
-[ "replaced four" ] [ test-tree 4 swap at ] unit-test
-[ "replaced seven" ] [ test-tree 7 swap at ] unit-test
+[ "seven" ] [ <avl> "seven" 7 pick set-at 7 of ] unit-test
+[ "seven" t ] [ <avl> "seven" 7 pick set-at 7 ?of ] unit-test
+[ 8 f ] [ <avl> "seven" 7 pick set-at 8 ?of ] unit-test
+[ "seven" ] [ <avl> "seven" 7 pick set-at 7 of ] unit-test
+[ "replacement" ] [ <avl> "seven" 7 pick set-at "replacement" 7 pick set-at 7 of ] unit-test
+[ "nine" ] [ test-tree 9 of ] unit-test
+[ "replaced four" ] [ test-tree 4 of ] unit-test
+[ "replaced seven" ] [ test-tree 7 of ] unit-test
! test delete-at--all errors!
-[ f ] [ test-tree 9 over delete-at 9 swap at ] unit-test
-[ "replaced seven" ] [ test-tree 9 over delete-at 7 swap at ] unit-test
-[ "nine" ] [ test-tree 7 over delete-at 4 over delete-at 9 swap at ] unit-test
+[ f ] [ test-tree 9 over delete-at 9 of ] unit-test
+[ "replaced seven" ] [ test-tree 9 over delete-at 7 of ] unit-test
+[ "nine" ] [ test-tree 7 over delete-at 4 over delete-at 9 of ] unit-test