393 lines
14 KiB
Scheme
393 lines
14 KiB
Scheme
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(library (tests bytevectors)
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(export run-tests)
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(import (ikarus) (tests framework))
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(define (not-bytevector? x)
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(not (bytevector? x)))
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(define-tests test-bytevectors
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[bytevector? (make-bytevector 1)]
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[bytevector? (make-bytevector 1 17)]
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[bytevector? (make-bytevector 10 -17)]
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[not-bytevector? 'foo]
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[not-bytevector? "hey"]
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[not-bytevector? (current-output-port)]
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[not-bytevector? (current-input-port)]
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[not-bytevector? '#(2837 2398 239)]
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[zero? (bytevector-length (make-bytevector 0))]
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[(lambda (x) (= x 100)) (bytevector-length (make-bytevector 100 -30))]
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[(lambda (x) (equal? x '(-127 129 -1 255)))
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(let ([b1 (make-bytevector 16 -127)]
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[b2 (make-bytevector 16 255)])
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(list
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(bytevector-s8-ref b1 0)
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(bytevector-u8-ref b1 0)
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(bytevector-s8-ref b2 0)
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(bytevector-u8-ref b2 0)))]
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[(lambda (x) (equal? x '(-126 130 -10 246)))
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(let ([b (make-bytevector 16 -127)])
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(bytevector-s8-set! b 0 -126)
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(bytevector-u8-set! b 1 246)
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(list
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(bytevector-s8-ref b 0)
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(bytevector-u8-ref b 0)
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(bytevector-s8-ref b 1)
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(bytevector-u8-ref b 1)))]
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[(lambda (x) (equal? x '(1 2 3 1 2 3 4 8)))
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(let ([b (u8-list->bytevector '(1 2 3 4 5 6 7 8))])
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(bytevector-copy! b 0 b 3 4)
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(bytevector->u8-list b))]
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[(lambda (x) (= x 17))
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(bytevector-uint-ref
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(u8-list->bytevector '(17))
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0 'little 1)]
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[(lambda (x) (= x 17))
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(bytevector-uint-ref
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(u8-list->bytevector '(17))
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0 'big 1)]
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[(lambda (x) (= x (+ 17 (* 54 256))))
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(bytevector-uint-ref
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(u8-list->bytevector '(17 54))
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0 'little 2)]
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[(lambda (x) (= x (+ 17 (* 54 256))))
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(bytevector-uint-ref
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(u8-list->bytevector (reverse '(17 54)))
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0 'big 2)]
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[(lambda (x) (= x (+ 17 (* 54 256) (* 98 256 256))))
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(bytevector-uint-ref
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(u8-list->bytevector '(17 54 98))
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0 'little 3)]
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[(lambda (x) (= x (+ 17 (* 54 256) (* 98 256 256))))
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(bytevector-uint-ref
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(u8-list->bytevector (reverse '(17 54 98)))
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0 'big 3)]
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[(lambda (x) (= x (+ 17 (* 54 256) (* 98 256 256) (* 120 256 256 256))))
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(bytevector-uint-ref
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(u8-list->bytevector '(17 54 98 120))
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0 'little 4)]
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[(lambda (x) (= x #x123897348738947983174893204982390489))
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(bytevector-uint-ref
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(u8-list->bytevector
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'(#x89 #x04 #x39 #x82 #x49 #x20 #x93 #x48 #x17
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#x83 #x79 #x94 #x38 #x87 #x34 #x97 #x38 #x12))
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0 'little 18)]
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[(lambda (x) (= x #x123897348738947983174893204982390489))
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(bytevector-uint-ref
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(u8-list->bytevector
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(reverse
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'(#x89 #x04 #x39 #x82 #x49 #x20 #x93 #x48 #x17
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#x83 #x79 #x94 #x38 #x87 #x34 #x97 #x38 #x12)))
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0 'big 18)]
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[(lambda (x) (equal? x '(513 65283 513 513)))
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(let ([b (u8-list->bytevector '(1 2 3 255 1 2 1 2))])
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(bytevector->uint-list b 'little 2))]
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[(lambda (x) (equal? x '(513 -253 513 513)))
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(let ([b (u8-list->bytevector '(1 2 3 255 1 2 1 2))])
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(bytevector->sint-list b 'little 2))]
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[(lambda (x) (equal? x '(#xfffffffffffffffffffffffffffffffd
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-3
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(253 255 255 255 255 255 255 255
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255 255 255 255 255 255 255 255))))
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(let ([b (make-bytevector 16 -127)])
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(bytevector-uint-set! b 0 (- (expt 2 128) 3) 'little 16)
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(list
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(bytevector-uint-ref b 0 'little 16)
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(bytevector-sint-ref b 0 'little 16)
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(bytevector->u8-list b)))]
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[(lambda (x) (equal? x '(#xfffffffffffffffffffffffffffffffd
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-3
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(255 255 255 255 255 255 255 255
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255 255 255 255 255 255 255 253))))
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(let ([b (make-bytevector 16 -127)])
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(bytevector-uint-set! b 0 (- (expt 2 128) 3) 'big 16)
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(list
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(bytevector-uint-ref b 0 'big 16)
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(bytevector-sint-ref b 0 'big 16)
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(bytevector->u8-list b)))]
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[(lambda (x) (equal? x '(1 2 3 4)))
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(bytevector->u8-list '#vu8(1 2 3 4))]
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[(lambda (x) (= x #xFFFFFFFF))
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(let ([b (make-bytevector 4 0)])
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(bytevector-sint-set! b 0 -1 'little 4)
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(bytevector-uint-ref b 0 'little 4))]
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[(lambda (x) (= x #xFFFFFF00))
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(let ([b (make-bytevector 4 0)])
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(bytevector-sint-set! b 0 -256 'little 4)
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(bytevector-uint-ref b 0 'little 4))]
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[(lambda (x) (= x #xFFFF0000))
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(let ([b (make-bytevector 4 0)])
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(bytevector-sint-set! b 0 (- (expt 256 2)) 'little 4)
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(bytevector-uint-ref b 0 'little 4))]
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[(lambda (x) (= x #xFFFFFFFFFFFF0000))
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(let ([b (make-bytevector 8 0)])
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(bytevector-sint-set! b 0 (- (expt 256 2)) 'little 8)
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(bytevector-uint-ref b 0 'little 8))]
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[(lambda (x) (= x #xFFFFFFFF00000000))
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(let ([b (make-bytevector 8 0)])
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(bytevector-sint-set! b 0 (- (expt 256 4)) 'little 8)
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(bytevector-uint-ref b 0 'little 8))]
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[(lambda (x) (= x #xFF00000000000000))
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(let ([b (make-bytevector 8 0)])
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(bytevector-sint-set! b 0 (- (expt 256 7)) 'little 8)
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(bytevector-uint-ref b 0 'little 8))]
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[(lambda (x) (= x (- 1 (expt 2 63))))
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(let ([b (make-bytevector 8 0)])
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(bytevector-sint-set! b 0 (- 1 (expt 2 63)) 'little 8)
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(bytevector-sint-ref b 0 'little 8))]
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[(lambda (x) (= x #x7FFFFFFF))
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(let ([b (make-bytevector 4 38)])
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(bytevector-sint-set! b 0 (sub1 (expt 2 31)) 'little 4)
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(bytevector-sint-ref b 0 'little 4))]
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[(lambda (x) (= x #x-80000000))
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(let ([b (make-bytevector 4 38)])
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(bytevector-sint-set! b 0 (- (expt 2 31)) 'little 4)
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(bytevector-sint-ref b 0 'little 4))]
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[(lambda (x) (= x #x-100000000))
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(let ([b (make-bytevector 5 38)])
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(bytevector-sint-set! b 0 (- (expt 2 32)) 'little 5)
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(bytevector-sint-ref b 0 'little 5))]
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[(lambda (x) (= x #xFFFFFFFF))
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(let ([b (make-bytevector 4 0)])
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(bytevector-sint-set! b 0 -1 'big 4)
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(bytevector-uint-ref b 0 'big 4))]
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[(lambda (x) (= x #xFFFFFF00))
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(let ([b (make-bytevector 4 0)])
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(bytevector-sint-set! b 0 -256 'big 4)
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(bytevector-uint-ref b 0 'big 4))]
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[(lambda (x) (= x #xFFFF0000))
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(let ([b (make-bytevector 4 0)])
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(bytevector-sint-set! b 0 (- (expt 256 2)) 'big 4)
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(bytevector-uint-ref b 0 'big 4))]
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[(lambda (x) (= x #xFFFFFFFFFFFF0000))
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(let ([b (make-bytevector 8 0)])
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(bytevector-sint-set! b 0 (- (expt 256 2)) 'big 8)
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(bytevector-uint-ref b 0 'big 8))]
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[(lambda (x) (= x #xFFFFFFFF00000000))
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(let ([b (make-bytevector 8 0)])
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(bytevector-sint-set! b 0 (- (expt 256 4)) 'big 8)
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(bytevector-uint-ref b 0 'big 8))]
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[(lambda (x) (= x #xFF00000000000000))
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(let ([b (make-bytevector 8 0)])
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(bytevector-sint-set! b 0 (- (expt 256 7)) 'big 8)
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(bytevector-uint-ref b 0 'big 8))]
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[(lambda (x) (= x (- 1 (expt 2 63))))
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(let ([b (make-bytevector 8 0)])
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(bytevector-sint-set! b 0 (- 1 (expt 2 63)) 'big 8)
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(bytevector-sint-ref b 0 'big 8))]
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[(lambda (x) (= x #x7FFFFFFF))
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(let ([b (make-bytevector 4 38)])
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(bytevector-sint-set! b 0 (sub1 (expt 2 31)) 'big 4)
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(bytevector-sint-ref b 0 'big 4))]
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[(lambda (x) (= x #x-80000000))
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(let ([b (make-bytevector 4 38)])
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(bytevector-sint-set! b 0 (- (expt 2 31)) 'big 4)
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(bytevector-sint-ref b 0 'big 4))]
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[(lambda (x) (= x #x-100000000))
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(let ([b (make-bytevector 5 38)])
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(bytevector-sint-set! b 0 (- (expt 2 32)) 'big 5)
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(bytevector-sint-ref b 0 'big 5))]
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[(lambda (x) (= x 65023))
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(bytevector-u16-ref '#vu8(255 253) 0 'little)]
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[(lambda (x) (= x 65533))
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(bytevector-u16-ref '#vu8(255 253) 0 'big)]
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[(lambda (x) (= x -513))
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(bytevector-s16-ref '#vu8(255 253) 0 'little)]
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[(lambda (x) (= x -3))
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(bytevector-s16-ref '#vu8(255 253) 0 'big)]
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[(lambda (x) (= x 12345))
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(let ([v (make-bytevector 2)])
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(bytevector-u16-native-set! v 0 12345)
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(bytevector-u16-native-ref v 0))]
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[(lambda (x) (= x 12345))
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(let ([v (make-bytevector 2)])
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(bytevector-u16-set! v 0 12345 'little)
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(bytevector-u16-ref v 0 'little))]
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[(lambda (x) (= x 12345))
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(let ([v (make-bytevector 2)])
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(bytevector-u16-set! v 0 12345 'big)
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(bytevector-u16-ref v 0 'big))]
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[(lambda (x) (= x 12345))
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(let ([v (make-bytevector 2)])
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(bytevector-s16-native-set! v 0 12345)
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(bytevector-s16-native-ref v 0))]
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[(lambda (x) (= x 12345))
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(let ([v (make-bytevector 2)])
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(bytevector-s16-set! v 0 12345 'little)
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(bytevector-s16-ref v 0 'little))]
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[(lambda (x) (= x 12345))
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(let ([v (make-bytevector 2)])
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(bytevector-s16-set! v 0 12345 'big)
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(bytevector-s16-ref v 0 'big))]
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[(lambda (x) (= x -12345))
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(let ([v (make-bytevector 2)])
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(bytevector-s16-native-set! v 0 -12345)
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(bytevector-s16-native-ref v 0))]
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[(lambda (x) (= x -12345))
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(let ([v (make-bytevector 2)])
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(bytevector-s16-set! v 0 -12345 'little)
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(bytevector-s16-ref v 0 'little))]
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[(lambda (x) (= x -12345))
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(let ([v (make-bytevector 2)])
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(bytevector-s16-set! v 0 -12345 'big)
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(bytevector-s16-ref v 0 'big))]
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[(lambda (x) (= x 4261412863))
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(let ([v (u8-list->bytevector '(255 255 255 253))])
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(bytevector-u32-ref v 0 'little))]
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[(lambda (x) (= x 4294967293))
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(let ([v (u8-list->bytevector '(255 255 255 253))])
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(bytevector-u32-ref v 0 'big))]
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[(lambda (x) (= x -33554433))
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(let ([v (u8-list->bytevector '(255 255 255 253))])
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(bytevector-s32-ref v 0 'little))]
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[(lambda (x) (= x -3))
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(let ([v (u8-list->bytevector '(255 255 255 253))])
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(bytevector-s32-ref v 0 'big))]
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[(lambda (x) (= x 12345))
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(let ([v (make-bytevector 4)])
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(bytevector-u32-set! v 0 12345 'little)
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(bytevector-u32-ref v 0 'little))]
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[(lambda (x) (= x 12345))
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(let ([v (make-bytevector 4)])
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(bytevector-u32-set! v 0 12345 'big)
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(bytevector-u32-ref v 0 'big))]
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[(lambda (x) (= x 12345))
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(let ([v (make-bytevector 4)])
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(bytevector-s32-set! v 0 12345 'little)
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(bytevector-s32-ref v 0 'little))]
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[(lambda (x) (= x 12345))
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(let ([v (make-bytevector 4)])
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(bytevector-s32-set! v 0 12345 'big)
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(bytevector-s32-ref v 0 'big))]
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[(lambda (x) (= x -12345))
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(let ([v (make-bytevector 4)])
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(bytevector-s32-set! v 0 -12345 'little)
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(bytevector-s32-ref v 0 'little))]
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[(lambda (x) (= x -12345))
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(let ([v (make-bytevector 4)])
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(bytevector-s32-set! v 0 -12345 'big)
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(bytevector-s32-ref v 0 'big))]
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[(lambda (x) (= x 17.0))
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(let ([v (make-bytevector 8)])
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(bytevector-ieee-double-native-set! v 0 17.0)
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(bytevector-ieee-double-native-ref v 0))]
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[(lambda (x) (= x 17.0))
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(let ([v (make-bytevector 8)])
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(bytevector-ieee-double-set! v 0 17.0 'little)
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(bytevector-ieee-double-ref v 0 'little))]
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[(lambda (x) (= x 17.0))
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(let ([v (make-bytevector 8)])
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(bytevector-ieee-double-set! v 0 17.0 'big)
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(bytevector-ieee-double-ref v 0 'big))]
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[(lambda (x) (= x 17.0))
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(let ([v1 (make-bytevector 8)])
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(bytevector-ieee-double-set! v1 0 17.0 'little)
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(let ([v2 (u8-list->bytevector
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(reverse (bytevector->u8-list v1)))])
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(bytevector-ieee-double-ref v2 0 'big)))]
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[(lambda (x) (= x 17.0))
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(let ([v1 (make-bytevector 8)])
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(bytevector-ieee-double-set! v1 0 17.0 'big)
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(let ([v2 (u8-list->bytevector
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(reverse (bytevector->u8-list v1)))])
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(bytevector-ieee-double-ref v2 0 'little)))]
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[(lambda (x) (= x 17.0))
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(let ([v (make-bytevector 4)])
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(bytevector-ieee-single-native-set! v 0 17.0)
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(bytevector-ieee-single-native-ref v 0))]
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[(lambda (x) (= x 17.0))
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(let ([v (make-bytevector 4)])
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(bytevector-ieee-single-set! v 0 17.0 'little)
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(bytevector-ieee-single-ref v 0 'little))]
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[(lambda (x) (= x 17.0))
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(let ([v (make-bytevector 4)])
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(bytevector-ieee-single-set! v 0 17.0 'big)
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(bytevector-ieee-single-ref v 0 'big))]
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[(lambda (x) (= x 17.0))
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(let ([v1 (make-bytevector 4)])
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(bytevector-ieee-single-set! v1 0 17.0 'little)
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(let ([v2 (u8-list->bytevector
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(reverse (bytevector->u8-list v1)))])
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(bytevector-ieee-single-ref v2 0 'big)))]
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[(lambda (x) (= x 17.0))
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(let ([v1 (make-bytevector 4)])
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(bytevector-ieee-single-set! v1 0 17.0 'big)
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(let ([v2 (u8-list->bytevector
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(reverse (bytevector->u8-list v1)))])
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(bytevector-ieee-single-ref v2 0 'little)))]
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[(lambda (x) (= x 18302628885633695743))
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(let ([bv (u8-list->bytevector
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'(255 255 255 255 255 255 255 255
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255 255 255 255 255 255 255 253))])
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(bytevector-u64-ref bv 8 (endianness little)))]
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[(lambda (x) (= x -144115188075855873))
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(let ([bv (u8-list->bytevector
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'(255 255 255 255 255 255 255 255
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255 255 255 255 255 255 255 253))])
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(bytevector-s64-ref bv 8 (endianness little)))]
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[(lambda (x) (= x 18446744073709551613))
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(let ([bv (u8-list->bytevector
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'(255 255 255 255 255 255 255 255
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255 255 255 255 255 255 255 253))])
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(bytevector-u64-ref bv 8 (endianness big)))]
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[(lambda (x) (= x -3))
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(let ([bv (u8-list->bytevector
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'(255 255 255 255 255 255 255 255
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255 255 255 255 255 255 255 253))])
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(bytevector-s64-ref bv 8 (endianness big)))]
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[(lambda (x) (= x 18302628885633695743))
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(let ([bv (u8-list->bytevector
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'(255 255 255 255 255 255 255 255
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255 255 255 255 255 255 255 253))])
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(bytevector-u64-native-ref bv 8))]
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[(lambda (x) (= x -144115188075855873))
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(let ([bv (u8-list->bytevector
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'(255 255 255 255 255 255 255 255
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255 255 255 255 255 255 255 253))])
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(bytevector-s64-native-ref bv 8))]
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[(lambda (x) (= x 73))
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(let ([sz (- (* 10 4096) 8)])
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(import (ikarus system $bytevectors))
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(let ([bv (make-bytevector sz)])
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(bytevector-u8-set! bv (- sz 1) 73)
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(collect)
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($bytevector-u8-ref bv (- sz 1))))]
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)
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(define (run-tests)
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(test-bytevectors))
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)
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