86 lines
2.4 KiB
Factor
86 lines
2.4 KiB
Factor
IN: stack-checker.transforms.tests
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USING: sequences stack-checker.transforms tools.test math kernel
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quotations stack-checker stack-checker.errors accessors
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combinators words arrays classes classes.tuple macros ;
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MACRO: compose-n ( n word -- quot' ) <repetition> >quotation ;
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: compose-n-test ( a b c -- x ) 2 \ + compose-n ;
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[ 6 ] [ 1 2 3 compose-n-test ] unit-test
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TUPLE: color r g b ;
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C: <color> color
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: cleave-test ( color -- r g b )
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{ [ r>> ] [ g>> ] [ b>> ] } cleave ;
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{ 1 3 } [ cleave-test ] must-infer-as
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[ 1 2 3 ] [ 1 2 3 <color> cleave-test ] unit-test
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[ 1 2 3 ] [ 1 2 3 <color> \ cleave-test def>> call ] unit-test
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: 2cleave-test ( a b -- c d e ) { [ 2array ] [ + ] [ - ] } 2cleave ;
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[ { 1 2 } 3 -1 ] [ 1 2 2cleave-test ] unit-test
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[ { 1 2 } 3 -1 ] [ 1 2 \ 2cleave-test def>> call ] unit-test
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: spread-test ( a b c -- d e f ) { [ sq ] [ neg ] [ recip ] } spread ;
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[ 16 -3 1/6 ] [ 4 3 6 spread-test ] unit-test
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[ 16 -3 1/6 ] [ 4 3 6 \ spread-test def>> call ] unit-test
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[ fixnum instance? ] must-infer
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: bad-new-test ( -- obj ) V{ } new ;
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[ bad-new-test ] must-infer
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[ bad-new-test ] must-fail
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! Corner case if macro expansion calls 'infer', found by Doug
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DEFER: smart-combo
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\ smart-combo [ infer [ ] curry ] 1 define-transform
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[ [ "a" "b" "c" ] smart-combo ] must-infer
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[ [ [ "a" "b" ] smart-combo "c" ] smart-combo ] must-infer
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: very-smart-combo ( quot -- ) smart-combo ; inline
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[ [ "a" "b" "c" ] very-smart-combo ] must-infer
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[ [ [ "a" "b" ] very-smart-combo "c" ] very-smart-combo ] must-infer
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! Caveat found by Doug
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MACRO: curry-folding-test ( quot -- )
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length \ drop <repetition> >quotation ;
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{ 3 0 } [ [ 1 2 3 ] curry-folding-test ] must-infer-as
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{ 3 0 } [ 1 [ 2 3 ] curry curry-folding-test ] must-infer-as
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{ 3 0 } [ [ 1 2 ] 3 [ ] curry compose curry-folding-test ] must-infer-as
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[ [ curry curry-folding-test ] infer ]
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[ T{ unknown-macro-input f curry-folding-test } = ] must-fail-with
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: member?-test ( a -- ? ) { 1 2 3 10 7 58 } member? ;
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[ f ] [ 1.0 member?-test ] unit-test
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[ t ] [ \ member?-test def>> first [ member?-test ] all? ] unit-test
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! Macro expansion should throw its own type of error
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: bad-macro ( -- ) ;
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\ bad-macro [ "OOPS" throw ] 0 define-transform
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[ [ bad-macro ] infer ] [ [ transform-expansion-error? ] [ error>> "OOPS" = ] [ word>> \ bad-macro = ] tri and and ] must-fail-with
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MACRO: two-params ( a b -- c ) + 1quotation ;
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[ [ 3 two-params ] infer ] [ T{ unknown-macro-input f two-params } = ] must-fail-with
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