118 lines
3.9 KiB
Factor
118 lines
3.9 KiB
Factor
USING: kernel tools.test trees trees.avl math random sequences
|
|
assocs accessors trees.avl.private trees.private ;
|
|
IN: trees.avl.tests
|
|
|
|
[ "key1" 0 "key2" 0 ] [
|
|
T{ avl-node f "key1" f f T{ avl-node f "key2" f f 1 } 2 }
|
|
[ single-rotate ] go-left
|
|
[ left>> dup key>> swap balance>> ] keep
|
|
dup key>> swap balance>>
|
|
] unit-test
|
|
|
|
[ "key1" 0 "key2" 0 ] [
|
|
T{ avl-node f "key1" f f T{ avl-node f "key2" f f f 1 } 2 }
|
|
[ select-rotate ] go-left
|
|
[ left>> dup key>> swap balance>> ] keep
|
|
dup key>> swap balance>>
|
|
] unit-test
|
|
|
|
[ "key1" 0 "key2" 0 ] [
|
|
T{ avl-node f "key1" f T{ avl-node f "key2" f f f -1 } f -2 }
|
|
[ single-rotate ] go-right
|
|
[ right>> dup key>> swap balance>> ] keep
|
|
dup key>> swap balance>>
|
|
] unit-test
|
|
|
|
[ "key1" 0 "key2" 0 ] [
|
|
T{ avl-node f "key1" f T{ avl-node f "key2" f f f -1 } f -2 }
|
|
[ select-rotate ] go-right
|
|
[ right>> dup key>> swap balance>> ] keep
|
|
dup key>> swap balance>>
|
|
] unit-test
|
|
|
|
[ "key1" -1 "key2" 0 "key3" 0 ]
|
|
[ T{ avl-node f "key1" f f
|
|
T{ avl-node f "key2" f
|
|
T{ avl-node f "key3" f f f 1 } f -1 } 2 }
|
|
[ double-rotate ] go-left
|
|
[ left>> dup key>> swap balance>> ] keep
|
|
[ right>> dup key>> swap balance>> ] keep
|
|
dup key>> swap balance>> ] unit-test
|
|
[ "key1" 0 "key2" 0 "key3" 0 ]
|
|
[ T{ avl-node f "key1" f f
|
|
T{ avl-node f "key2" f
|
|
T{ avl-node f "key3" f f f 0 } f -1 } 2 }
|
|
[ double-rotate ] go-left
|
|
[ left>> dup key>> swap balance>> ] keep
|
|
[ right>> dup key>> swap balance>> ] keep
|
|
dup key>> swap balance>> ] unit-test
|
|
[ "key1" 0 "key2" 1 "key3" 0 ]
|
|
[ T{ avl-node f "key1" f f
|
|
T{ avl-node f "key2" f
|
|
T{ avl-node f "key3" f f f -1 } f -1 } 2 }
|
|
[ double-rotate ] go-left
|
|
[ left>> dup key>> swap balance>> ] keep
|
|
[ right>> dup key>> swap balance>> ] keep
|
|
dup key>> swap balance>> ] unit-test
|
|
|
|
[ "key1" 1 "key2" 0 "key3" 0 ]
|
|
[ T{ avl-node f "key1" f
|
|
T{ avl-node f "key2" f f
|
|
T{ avl-node f "key3" f f f -1 } 1 } f -2 }
|
|
[ double-rotate ] go-right
|
|
[ right>> dup key>> swap balance>> ] keep
|
|
[ left>> dup key>> swap balance>> ] keep
|
|
dup key>> swap balance>> ] unit-test
|
|
[ "key1" 0 "key2" 0 "key3" 0 ]
|
|
[ T{ avl-node f "key1" f
|
|
T{ avl-node f "key2" f f
|
|
T{ avl-node f "key3" f f f 0 } 1 } f -2 }
|
|
[ double-rotate ] go-right
|
|
[ right>> dup key>> swap balance>> ] keep
|
|
[ left>> dup key>> swap balance>> ] keep
|
|
dup key>> swap balance>> ] unit-test
|
|
[ "key1" 0 "key2" -1 "key3" 0 ]
|
|
[ T{ avl-node f "key1" f
|
|
T{ avl-node f "key2" f f
|
|
T{ avl-node f "key3" f f f 1 } 1 } f -2 }
|
|
[ double-rotate ] go-right
|
|
[ right>> dup key>> swap balance>> ] keep
|
|
[ left>> dup key>> swap balance>> ] keep
|
|
dup key>> swap balance>> ] unit-test
|
|
|
|
[ "eight" ] [
|
|
<avl> "seven" 7 pick set-at
|
|
"eight" 8 pick set-at "nine" 9 pick set-at
|
|
root>> value>>
|
|
] unit-test
|
|
|
|
[ "another eight" ] [ ! ERROR!
|
|
<avl> "seven" 7 pick set-at
|
|
"another eight" 8 pick set-at 8 of
|
|
] unit-test
|
|
|
|
: test-tree ( -- tree )
|
|
AVL{
|
|
{ 7 "seven" }
|
|
{ 9 "nine" }
|
|
{ 4 "four" }
|
|
{ 4 "replaced four" }
|
|
{ 7 "replaced seven" }
|
|
} clone ;
|
|
|
|
! test set-at, at, at*
|
|
[ t ] [ test-tree avl? ] 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 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
|