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