+;;;; unif.test --- tests guile's uniform arrays -*- scheme -*-
+;;;;
+;;;; Copyright 2004, 2006 Free Software Foundation, Inc.
+;;;;
+;;;; This library is free software; you can redistribute it and/or
+;;;; modify it under the terms of the GNU Lesser General Public
+;;;; License as published by the Free Software Foundation; either
+;;;; version 2.1 of the License, or (at your option) any later version.
+;;;;
+;;;; This library is distributed in the hope that it will be useful,
+;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+;;;; Lesser General Public License for more details.
+;;;;
+;;;; You should have received a copy of the GNU Lesser General Public
+;;;; License along with this library; if not, write to the Free Software
+;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+
+(define-module (test-suite test-unif)
+ #:use-module (test-suite lib))
+
+;;;
+;;; array?
+;;;
+
+(define exception:wrong-num-indices
+ (cons 'misc-error "^wrong number of indices.*"))
+
+(define exception:length-non-negative
+ (cons 'read-error ".*array length must be non-negative.*"))
+
+
+(with-test-prefix "array?"
+
+ (let ((bool (make-typed-array 'b #t '(5 6)))
+ (char (make-typed-array 'a #\a '(5 6)))
+ (byte (make-typed-array 'u8 0 '(5 6)))
+ (short (make-typed-array 's16 0 '(5 6)))
+ (ulong (make-typed-array 'u32 0 '(5 6)))
+ (long (make-typed-array 's32 0 '(5 6)))
+ (longlong (make-typed-array 's64 0 '(5 6)))
+ (float (make-typed-array 'f32 0 '(5 6)))
+ (double (make-typed-array 'f64 0 '(5 6)))
+ (complex (make-typed-array 'c64 0 '(5 6)))
+ (scm (make-typed-array #t 0 '(5 6))))
+
+ (with-test-prefix "is bool"
+ (pass-if (eq? #t (typed-array? bool 'b)))
+ (pass-if (eq? #f (typed-array? char 'b)))
+ (pass-if (eq? #f (typed-array? byte 'b)))
+ (pass-if (eq? #f (typed-array? short 'b)))
+ (pass-if (eq? #f (typed-array? ulong 'b)))
+ (pass-if (eq? #f (typed-array? long 'b)))
+ (pass-if (eq? #f (typed-array? longlong 'b)))
+ (pass-if (eq? #f (typed-array? float 'b)))
+ (pass-if (eq? #f (typed-array? double 'b)))
+ (pass-if (eq? #f (typed-array? complex 'b)))
+ (pass-if (eq? #f (typed-array? scm 'b))))
+
+ (with-test-prefix "is char"
+ (pass-if (eq? #f (typed-array? bool 'a)))
+ (pass-if (eq? #t (typed-array? char 'a)))
+ (pass-if (eq? #f (typed-array? byte 'a)))
+ (pass-if (eq? #f (typed-array? short 'a)))
+ (pass-if (eq? #f (typed-array? ulong 'a)))
+ (pass-if (eq? #f (typed-array? long 'a)))
+ (pass-if (eq? #f (typed-array? longlong 'a)))
+ (pass-if (eq? #f (typed-array? float 'a)))
+ (pass-if (eq? #f (typed-array? double 'a)))
+ (pass-if (eq? #f (typed-array? complex 'a)))
+ (pass-if (eq? #f (typed-array? scm 'a))))
+
+ (with-test-prefix "is byte"
+ (pass-if (eq? #f (typed-array? bool 'u8)))
+ (pass-if (eq? #f (typed-array? char 'u8)))
+ (pass-if (eq? #t (typed-array? byte 'u8)))
+ (pass-if (eq? #f (typed-array? short 'u8)))
+ (pass-if (eq? #f (typed-array? ulong 'u8)))
+ (pass-if (eq? #f (typed-array? long 'u8)))
+ (pass-if (eq? #f (typed-array? longlong 'u8)))
+ (pass-if (eq? #f (typed-array? float 'u8)))
+ (pass-if (eq? #f (typed-array? double 'u8)))
+ (pass-if (eq? #f (typed-array? complex 'u8)))
+ (pass-if (eq? #f (typed-array? scm 'u8))))
+
+ (with-test-prefix "is short"
+ (pass-if (eq? #f (typed-array? bool 's16)))
+ (pass-if (eq? #f (typed-array? char 's16)))
+ (pass-if (eq? #f (typed-array? byte 's16)))
+ (pass-if (eq? #t (typed-array? short 's16)))
+ (pass-if (eq? #f (typed-array? ulong 's16)))
+ (pass-if (eq? #f (typed-array? long 's16)))
+ (pass-if (eq? #f (typed-array? longlong 's16)))
+ (pass-if (eq? #f (typed-array? float 's16)))
+ (pass-if (eq? #f (typed-array? double 's16)))
+ (pass-if (eq? #f (typed-array? complex 's16)))
+ (pass-if (eq? #f (typed-array? scm 's16))))
+
+ (with-test-prefix "is ulong"
+ (pass-if (eq? #f (typed-array? bool 'u32)))
+ (pass-if (eq? #f (typed-array? char 'u32)))
+ (pass-if (eq? #f (typed-array? byte 'u32)))
+ (pass-if (eq? #f (typed-array? short 'u32)))
+ (pass-if (eq? #t (typed-array? ulong 'u32)))
+ (pass-if (eq? #f (typed-array? long 'u32)))
+ (pass-if (eq? #f (typed-array? longlong 'u32)))
+ (pass-if (eq? #f (typed-array? float 'u32)))
+ (pass-if (eq? #f (typed-array? double 'u32)))
+ (pass-if (eq? #f (typed-array? complex 'u32)))
+ (pass-if (eq? #f (typed-array? scm 'u32))))
+
+ (with-test-prefix "is long"
+ (pass-if (eq? #f (typed-array? bool 's32)))
+ (pass-if (eq? #f (typed-array? char 's32)))
+ (pass-if (eq? #f (typed-array? byte 's32)))
+ (pass-if (eq? #f (typed-array? short 's32)))
+ (pass-if (eq? #f (typed-array? ulong 's32)))
+ (pass-if (eq? #t (typed-array? long 's32)))
+ (pass-if (eq? #f (typed-array? longlong 's32)))
+ (pass-if (eq? #f (typed-array? float 's32)))
+ (pass-if (eq? #f (typed-array? double 's32)))
+ (pass-if (eq? #f (typed-array? complex 's32)))
+ (pass-if (eq? #f (typed-array? scm 's32))))
+
+ (with-test-prefix "is long long"
+ (pass-if (eq? #f (typed-array? bool 's64)))
+ (pass-if (eq? #f (typed-array? char 's64)))
+ (pass-if (eq? #f (typed-array? byte 's64)))
+ (pass-if (eq? #f (typed-array? short 's64)))
+ (pass-if (eq? #f (typed-array? ulong 's64)))
+ (pass-if (eq? #f (typed-array? long 's64)))
+ (pass-if (eq? #t (typed-array? longlong 's64)))
+ (pass-if (eq? #f (typed-array? float 's64)))
+ (pass-if (eq? #f (typed-array? double 's64)))
+ (pass-if (eq? #f (typed-array? complex 's64)))
+ (pass-if (eq? #f (typed-array? scm 's64))))
+
+ (with-test-prefix "is float"
+ (pass-if (eq? #f (typed-array? bool 'f32)))
+ (pass-if (eq? #f (typed-array? char 'f32)))
+ (pass-if (eq? #f (typed-array? byte 'f32)))
+ (pass-if (eq? #f (typed-array? short 'f32)))
+ (pass-if (eq? #f (typed-array? ulong 'f32)))
+ (pass-if (eq? #f (typed-array? long 'f32)))
+ (pass-if (eq? #f (typed-array? longlong 'f32)))
+ (pass-if (eq? #t (typed-array? float 'f32)))
+ (pass-if (eq? #f (typed-array? double 'f32)))
+ (pass-if (eq? #f (typed-array? complex 'f32)))
+ (pass-if (eq? #f (typed-array? scm 'f32))))
+
+ (with-test-prefix "is double"
+ (pass-if (eq? #f (typed-array? bool 'f64)))
+ (pass-if (eq? #f (typed-array? char 'f64)))
+ (pass-if (eq? #f (typed-array? byte 'f64)))
+ (pass-if (eq? #f (typed-array? short 'f64)))
+ (pass-if (eq? #f (typed-array? ulong 'f64)))
+ (pass-if (eq? #f (typed-array? long 'f64)))
+ (pass-if (eq? #f (typed-array? longlong 'f64)))
+ (pass-if (eq? #f (typed-array? float 'f64)))
+ (pass-if (eq? #t (typed-array? double 'f64)))
+ (pass-if (eq? #f (typed-array? complex 'f64)))
+ (pass-if (eq? #f (typed-array? scm 'f64))))
+
+ (with-test-prefix "is complex"
+ (pass-if (eq? #f (typed-array? bool 'c64)))
+ (pass-if (eq? #f (typed-array? char 'c64)))
+ (pass-if (eq? #f (typed-array? byte 'c64)))
+ (pass-if (eq? #f (typed-array? short 'c64)))
+ (pass-if (eq? #f (typed-array? ulong 'c64)))
+ (pass-if (eq? #f (typed-array? long 'c64)))
+ (pass-if (eq? #f (typed-array? longlong 'c64)))
+ (pass-if (eq? #f (typed-array? float 'c64)))
+ (pass-if (eq? #f (typed-array? double 'c64)))
+ (pass-if (eq? #t (typed-array? complex 'c64)))
+ (pass-if (eq? #f (typed-array? scm 'c64))))
+
+ (with-test-prefix "is scm"
+ (pass-if (eq? #f (typed-array? bool #t)))
+ (pass-if (eq? #f (typed-array? char #t)))
+ (pass-if (eq? #f (typed-array? byte #t)))
+ (pass-if (eq? #f (typed-array? short #t)))
+ (pass-if (eq? #f (typed-array? ulong #t)))
+ (pass-if (eq? #f (typed-array? long #t)))
+ (pass-if (eq? #f (typed-array? longlong #t)))
+ (pass-if (eq? #f (typed-array? float #t)))
+ (pass-if (eq? #f (typed-array? double #t)))
+ (pass-if (eq? #f (typed-array? complex #t)))
+ (pass-if (eq? #t (typed-array? scm #t))))))
+
+;;;
+;;; array-equal?
+;;;
+
+(with-test-prefix "array-equal?"
+
+ (pass-if "#s16(...)"
+ (array-equal? #s16(1 2 3) #s16(1 2 3))))
+
+;;;
+;;; array-fill!
+;;;
+
+(with-test-prefix "array-fill!"
+
+ (with-test-prefix "bool"
+ (let ((a (make-bitvector 1 #t)))
+ (pass-if "#f" (array-fill! a #f) #t)
+ (pass-if "#t" (array-fill! a #t) #t)))
+
+ (with-test-prefix "char"
+ (let ((a (make-string 1 #\a)))
+ (pass-if "x" (array-fill! a #\x) #t)))
+
+ (with-test-prefix "byte"
+ (let ((a (make-s8vector 1 0)))
+ (pass-if "0" (array-fill! a 0) #t)
+ (pass-if "127" (array-fill! a 127) #t)
+ (pass-if "-128" (array-fill! a -128) #t)
+ (pass-if-exception "128" exception:out-of-range
+ (array-fill! a 128))
+ (pass-if-exception "-129" exception:out-of-range
+ (array-fill! a -129))
+ (pass-if-exception "symbol" exception:wrong-type-arg
+ (array-fill! a 'symbol))))
+
+ (with-test-prefix "short"
+ (let ((a (make-s16vector 1 0)))
+ (pass-if "0" (array-fill! a 0) #t)
+ (pass-if "123" (array-fill! a 123) #t)
+ (pass-if "-123" (array-fill! a -123) #t)))
+
+ (with-test-prefix "ulong"
+ (let ((a (make-u32vector 1 1)))
+ (pass-if "0" (array-fill! a 0) #t)
+ (pass-if "123" (array-fill! a 123) #t)
+ (pass-if-exception "-123" exception:out-of-range
+ (array-fill! a -123) #t)))
+
+ (with-test-prefix "long"
+ (let ((a (make-s32vector 1 -1)))
+ (pass-if "0" (array-fill! a 0) #t)
+ (pass-if "123" (array-fill! a 123) #t)
+ (pass-if "-123" (array-fill! a -123) #t)))
+
+ (with-test-prefix "float"
+ (let ((a (make-f32vector 1 1.0)))
+ (pass-if "0.0" (array-fill! a 0) #t)
+ (pass-if "123.0" (array-fill! a 123.0) #t)
+ (pass-if "-123.0" (array-fill! a -123.0) #t)
+ (pass-if "0" (array-fill! a 0) #t)
+ (pass-if "123" (array-fill! a 123) #t)
+ (pass-if "-123" (array-fill! a -123) #t)
+ (pass-if "5/8" (array-fill! a 5/8) #t)))
+
+ (with-test-prefix "double"
+ (let ((a (make-f64vector 1 1/3)))
+ (pass-if "0.0" (array-fill! a 0) #t)
+ (pass-if "123.0" (array-fill! a 123.0) #t)
+ (pass-if "-123.0" (array-fill! a -123.0) #t)
+ (pass-if "0" (array-fill! a 0) #t)
+ (pass-if "123" (array-fill! a 123) #t)
+ (pass-if "-123" (array-fill! a -123) #t)
+ (pass-if "5/8" (array-fill! a 5/8) #t))))
+
+;;;
+;;; array-in-bounds?
+;;;
+
+(with-test-prefix "array-in-bounds?"
+
+ (pass-if (let ((a (make-array #f '(425 425))))
+ (eq? #f (array-in-bounds? a 0)))))
+
+;;;
+;;; array-prototype
+;;;
+
+(with-test-prefix "array-type"
+
+ (with-test-prefix "on make-foo-vector"
+
+ (pass-if "bool"
+ (eq? 'b (array-type (make-bitvector 1))))
+
+ (pass-if "char"
+ (eq? 'a (array-type (make-string 1))))
+
+ (pass-if "byte"
+ (eq? 'u8 (array-type (make-u8vector 1))))
+
+ (pass-if "short"
+ (eq? 's16 (array-type (make-s16vector 1))))
+
+ (pass-if "ulong"
+ (eq? 'u32 (array-type (make-u32vector 1))))
+
+ (pass-if "long"
+ (eq? 's32 (array-type (make-s32vector 1))))
+
+ (pass-if "long long"
+ (eq? 's64 (array-type (make-s64vector 1))))
+
+ (pass-if "float"
+ (eq? 'f32 (array-type (make-f32vector 1))))
+
+ (pass-if "double"
+ (eq? 'f64 (array-type (make-f64vector 1))))
+
+ (pass-if "complex"
+ (eq? 'c64 (array-type (make-c64vector 1))))
+
+ (pass-if "scm"
+ (eq? #t (array-type (make-vector 1)))))
+
+ (with-test-prefix "on make-typed-array"
+
+ (let ((types '(b a u8 s8 u16 s16 u32 s32 u64 u64 f32 f64 c32 c64)))
+ (for-each (lambda (type)
+ (pass-if (symbol->string type)
+ (eq? type
+ (array-type (make-typed-array type
+ *unspecified*
+ '(5 6))))))
+ types))))
+
+;;;
+;;; array-set!
+;;;
+
+(with-test-prefix "array-set!"
+
+ (with-test-prefix "bitvector"
+
+ ;; in Guile 1.8.0 a bug in bitvector_set() caused a segv in array-set!
+ ;; on a bitvector like the following
+ (let ((a (make-bitvector 1)))
+ (pass-if "one elem set #t"
+ (begin
+ (array-set! a #t 0)
+ (eq? #t (array-ref a 0))))
+ (pass-if "one elem set #f"
+ (begin
+ (array-set! a #f 0)
+ (eq? #f (array-ref a 0))))))
+
+ (with-test-prefix "byte"
+
+ (let ((a (make-s8vector 1)))
+
+ (pass-if "-128"
+ (begin (array-set! a -128 0) #t))
+ (pass-if "0"
+ (begin (array-set! a 0 0) #t))
+ (pass-if "127"
+ (begin (array-set! a 127 0) #t))
+ (pass-if-exception "-129" exception:out-of-range
+ (begin (array-set! a -129 0) #t))
+ (pass-if-exception "128" exception:out-of-range
+ (begin (array-set! a 128 0) #t))))
+
+ (with-test-prefix "short"
+
+ (let ((a (make-s16vector 1)))
+ ;; true if n can be array-set! into a
+ (define (fits? n)
+ (false-if-exception (begin (array-set! a n 0) #t)))
+
+ (with-test-prefix "store/fetch"
+ ;; Check array-ref gives back what was put with array-set!.
+ ;; In Guile 1.6.4 and earlier, array-set! only demanded an inum and
+ ;; would silently truncate to a short.
+
+ (do ((n 1 (1+ (* 2 n)))) ;; n=2^k-1
+ ((not (fits? n)))
+ (array-set! a n 0)
+ (pass-if n
+ (= n (array-ref a 0))))
+
+ (do ((n -1 (* 2 n))) ;; -n=2^k
+ ((not (fits? n)))
+ (array-set! a n 0)
+ (pass-if n
+ (= n (array-ref a 0))))))))
+
+;;;
+;;; array-set!
+;;;
+
+(with-test-prefix "array-set!"
+
+ (with-test-prefix "one dim"
+ (let ((a (make-array #f '(3 5))))
+ (pass-if "start"
+ (array-set! a 'y 3)
+ #t)
+ (pass-if "end"
+ (array-set! a 'y 5)
+ #t)
+ (pass-if-exception "start-1" exception:out-of-range
+ (array-set! a 'y 2))
+ (pass-if-exception "end+1" exception:out-of-range
+ (array-set! a 'y 6))
+ (pass-if-exception "two indexes" exception:out-of-range
+ (array-set! a 'y 6 7))))
+
+ (with-test-prefix "two dim"
+ (let ((a (make-array #f '(3 5) '(7 9))))
+ (pass-if "start"
+ (array-set! a 'y 3 7)
+ #t)
+ (pass-if "end"
+ (array-set! a 'y 5 9)
+ #t)
+ (pass-if-exception "start i-1" exception:out-of-range
+ (array-set! a 'y 2 7))
+ (pass-if-exception "end i+1" exception:out-of-range
+ (array-set! a 'y 6 9))
+ (pass-if-exception "one index" exception:wrong-num-indices
+ (array-set! a 'y 4))
+ (pass-if-exception "three indexes" exception:wrong-num-indices
+ (array-set! a 'y 4 8 0)))))
+
+;;;
+;;; make-shared-array
+;;;
+
+(define exception:mapping-out-of-range
+ (cons 'misc-error "^mapping out of range")) ;; per scm_make_shared_array
+
+(with-test-prefix "make-shared-array"
+
+ ;; this failed in guile 1.8.0
+ (pass-if "vector unchanged"
+ (let* ((a (make-array #f '(0 7)))
+ (s (make-shared-array a list '(0 7))))
+ (array-equal? a s)))
+
+ (pass-if-exception "vector, high too big" exception:mapping-out-of-range
+ (let* ((a (make-array #f '(0 7))))
+ (make-shared-array a list '(0 8))))
+
+ (pass-if-exception "vector, low too big" exception:out-of-range
+ (let* ((a (make-array #f '(0 7))))
+ (make-shared-array a list '(-1 7))))
+
+ (pass-if "truncate columns"
+ (array-equal? (make-shared-array #2((a b c) (d e f) (g h i)) list 3 2)
+ #2((a b) (d e) (g h))))
+
+ (pass-if "pick one column"
+ (array-equal? (make-shared-array #2((a b c) (d e f) (g h i))
+ (lambda (i) (list i 2))
+ '(0 2))
+ #(c f i)))
+
+ (pass-if "diagonal"
+ (array-equal? (make-shared-array #2((a b c) (d e f) (g h i))
+ (lambda (i) (list i i))
+ '(0 2))
+ #(a e i)))
+
+ ;; this failed in guile 1.8.0
+ (pass-if "2 dims from 1 dim"
+ (array-equal? (make-shared-array #1(a b c d e f g h i j k l)
+ (lambda (i j) (list (+ (* i 3) j)))
+ 4 3)
+ #2((a b c) (d e f) (g h i) (j k l))))
+
+ (pass-if "reverse columns"
+ (array-equal? (make-shared-array #2((a b c) (d e f) (g h i))
+ (lambda (i j) (list i (- 2 j)))
+ 3 3)
+ #2((c b a) (f e d) (i h g))))
+
+ (pass-if "fixed offset, 0 based becomes 1 based"
+ (let* ((x #2((a b c) (d e f) (g h i)))
+ (y (make-shared-array x
+ (lambda (i j) (list (1- i) (1- j)))
+ '(1 3) '(1 3))))
+ (and (eq? (array-ref x 0 0) 'a)
+ (eq? (array-ref y 1 1) 'a))))
+
+ ;; this failed in guile 1.8.0
+ (pass-if "stride every third element"
+ (array-equal? (make-shared-array #1(a b c d e f g h i j k l)
+ (lambda (i) (list (* i 3)))
+ 4)
+ #1(a d g j)))
+
+ (pass-if "shared of shared"
+ (let* ((a #2((1 2 3) (4 5 6) (7 8 9)))
+ (s1 (make-shared-array a (lambda (i) (list i 1)) 3))
+ (s2 (make-shared-array s1 list '(1 2))))
+ (and (eqv? 5 (array-ref s2 1))
+ (eqv? 8 (array-ref s2 2))))))
+
+;;;
+;;; uniform-vector-ref
+;;;
+
+(with-test-prefix "uniform-vector-ref"
+
+ (with-test-prefix "byte"
+
+ (let ((a (make-s8vector 1)))
+
+ (pass-if "0"
+ (begin
+ (array-set! a 0 0)
+ (= 0 (uniform-vector-ref a 0))))
+ (pass-if "127"
+ (begin
+ (array-set! a 127 0)
+ (= 127 (uniform-vector-ref a 0))))
+ (pass-if "-128"
+ (begin
+ (array-set! a -128 0)
+ (= -128 (uniform-vector-ref a 0)))))))
+
+;;;
+;;; syntax
+;;;
+
+(with-test-prefix "syntax"
+
+ (pass-if "rank and lower bounds"
+ ;; uniform u32 array of rank 2 with index ranges 2..3 and 7..8.
+ (let ((a '#2u32@2@7((1 2) (3 4))))
+ (and (array? a)
+ (typed-array? a 'u32)
+ (= (array-rank a) 2)
+ (let loop ((bounds '((2 7) (2 8) (3 7) (3 8)))
+ (result #t))
+ (if (null? bounds)
+ result
+ (and result
+ (loop (cdr bounds)
+ (apply array-in-bounds? a (car bounds)))))))))
+
+ (pass-if "negative lower bound"
+ (let ((a '#1@-3(a b)))
+ (and (array? a)
+ (= (array-rank a) 1)
+ (array-in-bounds? a -3) (array-in-bounds? a -2)
+ (eq? 'a (array-ref a -3))
+ (eq? 'b (array-ref a -2)))))
+
+ (pass-if-exception "negative length" exception:length-non-negative
+ (with-input-from-string "'#1:-3(#t #t)" read)))
+
+
+;;;
+;;; equal? with vector and one-dimensional array
+;;;
+
+(pass-if "vector equal? one-dimensional array"
+ (equal? (make-shared-array #2((a b c) (d e f) (g h i))
+ (lambda (i) (list i i))
+ '(0 2))
+ #(a e i)))