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guile/test-suite/tests/ramap.test
Ludovic Courtès 3220b08049 tests: Add `array-for-each' tests for one-dimensional traversals.
* test-suite/tests/ramap.test ("array-for-each")["1 source"]: New test
  prefix.
2013-04-03 21:46:27 +02:00

291 lines
8.5 KiB
Scheme

;;;; ramap.test --- test array mapping functions -*- scheme -*-
;;;;
;;;; Copyright (C) 2004, 2005, 2006, 2009, 2013 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 3 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-ramap)
#:use-module (test-suite lib))
(define (array-row a i)
(make-shared-array a (lambda (j) (list i j))
(cadr (array-dimensions a))))
(define (array-col a j)
(make-shared-array a (lambda (i) (list i j))
(car (array-dimensions a))))
;;;
;;; array-index-map!
;;;
(with-test-prefix "array-index-map!"
(pass-if (let ((nlst '()))
(array-index-map! (make-array #f '(1 1))
(lambda (n)
(set! nlst (cons n nlst))))
(equal? nlst '(1)))))
;;;
;;; array-map!
;;;
(with-test-prefix "array-map!"
(pass-if-exception "no args" exception:wrong-num-args
(array-map!))
(pass-if-exception "one arg" exception:wrong-num-args
(array-map! (make-array #f 5)))
(with-test-prefix "no sources"
(pass-if "closure 0"
(array-map! (make-array #f 5) (lambda () #f))
#t)
(pass-if-exception "closure 1" exception:wrong-num-args
(array-map! (make-array #f 5) (lambda (x) #f)))
(pass-if-exception "closure 2" exception:wrong-num-args
(array-map! (make-array #f 5) (lambda (x y) #f)))
(pass-if-exception "subr_1" exception:wrong-num-args
(array-map! (make-array #f 5) length))
(pass-if-exception "subr_2" exception:wrong-num-args
(array-map! (make-array #f 5) logtest))
(pass-if-exception "subr_2o" exception:wrong-num-args
(array-map! (make-array #f 5) number->string))
(pass-if-exception "dsubr" exception:wrong-num-args
(array-map! (make-array #f 5) sqrt))
(pass-if "rpsubr"
(let ((a (make-array 'foo 5)))
(array-map! a =)
(equal? a (make-array #t 5))))
(pass-if "asubr"
(let ((a (make-array 'foo 5)))
(array-map! a +)
(equal? a (make-array 0 5))))
;; in Guile 1.6.4 and earlier this resulted in a segv
(pass-if "noop"
(array-map! (make-array #f 5) noop)
#t))
(with-test-prefix "one source"
(pass-if-exception "closure 0" exception:wrong-num-args
(array-map! (make-array #f 5) (lambda () #f)
(make-array #f 5)))
(pass-if "closure 1"
(let ((a (make-array #f 5)))
(array-map! a (lambda (x) 'foo) (make-array #f 5))
(equal? a (make-array 'foo 5))))
(pass-if-exception "closure 2" exception:wrong-num-args
(array-map! (make-array #f 5) (lambda (x y) #f)
(make-array #f 5)))
(pass-if "subr_1"
(let ((a (make-array #f 5)))
(array-map! a length (make-array '(x y z) 5))
(equal? a (make-array 3 5))))
(pass-if-exception "subr_2" exception:wrong-num-args
(array-map! (make-array #f 5) logtest
(make-array 999 5)))
(pass-if "subr_2o"
(let ((a (make-array #f 5)))
(array-map! a number->string (make-array 99 5))
(equal? a (make-array "99" 5))))
(pass-if "dsubr"
(let ((a (make-array #f 5)))
(array-map! a sqrt (make-array 16.0 5))
(equal? a (make-array 4.0 5))))
(pass-if "rpsubr"
(let ((a (make-array 'foo 5)))
(array-map! a = (make-array 0 5))
(equal? a (make-array #t 5))))
(pass-if "asubr"
(let ((a (make-array 'foo 5)))
(array-map! a - (make-array 99 5))
(equal? a (make-array -99 5))))
;; in Guile 1.6.5 and 1.6.6 this was an error
(pass-if "1+"
(let ((a (make-array #f 5)))
(array-map! a 1+ (make-array 123 5))
(equal? a (make-array 124 5)))))
(with-test-prefix "two sources"
(pass-if-exception "closure 0" exception:wrong-num-args
(array-map! (make-array #f 5) (lambda () #f)
(make-array #f 5) (make-array #f 5)))
(pass-if-exception "closure 1" exception:wrong-num-args
(array-map! (make-array #f 5) (lambda (x) #f)
(make-array #f 5) (make-array #f 5)))
(pass-if "closure 2"
(let ((a (make-array #f 5)))
(array-map! a (lambda (x y) 'foo)
(make-array #f 5) (make-array #f 5))
(equal? a (make-array 'foo 5))))
(pass-if-exception "subr_1" exception:wrong-num-args
(array-map! (make-array #f 5) length
(make-array #f 5) (make-array #f 5)))
(pass-if "subr_2"
(let ((a (make-array 'foo 5)))
(array-map! a logtest
(make-array 999 5) (make-array 999 5))
(equal? a (make-array #t 5))))
(pass-if "subr_2o"
(let ((a (make-array #f 5)))
(array-map! a number->string
(make-array 32 5) (make-array 16 5))
(equal? a (make-array "20" 5))))
(pass-if-exception "dsubr" exception:wrong-num-args
(let ((a (make-array #f 5)))
(array-map! a sqrt
(make-array 16.0 5) (make-array 16.0 5))
(equal? a (make-array 4.0 5))))
(pass-if "rpsubr"
(let ((a (make-array 'foo 5)))
(array-map! a = (make-array 99 5) (make-array 77 5))
(equal? a (make-array #f 5))))
(pass-if "asubr"
(let ((a (make-array 'foo 5)))
(array-map! a - (make-array 99 5) (make-array 11 5))
(equal? a (make-array 88 5))))
(pass-if "+"
(let ((a (make-array #f 4)))
(array-map! a + #(1 2 3 4) #(5 6 7 8))
(equal? a #(6 8 10 12))))
(pass-if "noncompact arrays 1"
(let ((a #2((0 1) (2 3)))
(c #(0 0)))
(begin
(array-map! c + (array-row a 1) (array-row a 1))
(array-equal? c #(4 6)))))
(pass-if "noncompact arrays 2"
(let ((a #2((0 1) (2 3)))
(c #(0 0)))
(begin
(array-map! c + (array-col a 1) (array-col a 1))
(array-equal? c #(2 6)))))
(pass-if "noncompact arrays 3"
(let ((a #2((0 1) (2 3)))
(c #(0 0)))
(begin
(array-map! c + (array-col a 1) (array-row a 1))
(array-equal? c #(3 6)))))
(pass-if "noncompact arrays 4"
(let ((a #2((0 1) (2 3)))
(c #(0 0)))
(begin
(array-map! c + (array-col a 1) (array-row a 1))
(array-equal? c #(3 6)))))))
;;;
;;; array-for-each
;;;
(with-test-prefix "array-for-each"
(with-test-prefix "1 source"
(pass-if-equal "noncompact array"
'(3 2 1 0)
(let* ((a #2((0 1) (2 3)))
(l '())
(p (lambda (x) (set! l (cons x l)))))
(array-for-each p a)
l))
(pass-if-equal "vector"
'(3 2 1 0)
(let* ((a #(0 1 2 3))
(l '())
(p (lambda (x) (set! l (cons x l)))))
(array-for-each p a)
l))
(pass-if-equal "shared array"
'(3 2 1 0)
(let* ((a #2((0 1) (2 3)))
(a' (make-shared-array a
(lambda (x)
(list (quotient x 4)
(modulo x 4)))
4))
(l '())
(p (lambda (x) (set! l (cons x l)))))
(array-for-each p a')
l)))
(with-test-prefix "3 sources"
(pass-if-equal "noncompact arrays 1"
'((3 3 3) (2 2 2))
(let* ((a #2((0 1) (2 3)))
(l '())
(rec (lambda args (set! l (cons args l)))))
(array-for-each rec (array-row a 1) (array-row a 1) (array-row a 1))
l))
(pass-if-equal "noncompact arrays 2"
'((3 3 3) (2 2 1))
(let* ((a #2((0 1) (2 3)))
(l '())
(rec (lambda args (set! l (cons args l)))))
(array-for-each rec (array-row a 1) (array-row a 1) (array-col a 1))
l))
(pass-if-equal "noncompact arrays 3"
'((3 3 3) (2 1 1))
(let* ((a #2((0 1) (2 3)))
(l '())
(rec (lambda args (set! l (cons args l)))))
(array-for-each rec (array-row a 1) (array-col a 1) (array-col a 1))
l))
(pass-if-equal "noncompact arrays 4"
'((3 2 3) (1 0 2))
(let* ((a #2((0 1) (2 3)))
(l '())
(rec (lambda args (set! l (cons args l)))))
(array-for-each rec (array-col a 1) (array-col a 0) (array-row a 1))
l))))