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Add missing SRFI-69 files.

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Ludovic Courtès 2007-12-13 12:29:26 +00:00
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test-suite/tests/srfi-69.test Normal file
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;;;; srfi-69.test --- Test suite for SRFI 69 -*- scheme -*-
;;;;
;;;; Copyright (C) 2007 Free Software Foundation, Inc.
;;;;
;;;; This program is free software; you can redistribute it and/or modify
;;;; it under the terms of the GNU General Public License as published by
;;;; the Free Software Foundation; either version 2, or (at your option)
;;;; any later version.
;;;;
;;;; This program 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 General Public License for more details.
;;;;
;;;; You should have received a copy of the GNU General Public License
;;;; along with this software; see the file COPYING. If not, write to
;;;; the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
;;;; Boston, MA 02110-1301 USA
(define-module (test-srfi-69)
#:use-module (test-suite lib)
#:use-module (srfi srfi-69)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-26))
(define (string-ci-assoc-equal? left right)
"Answer whether LEFT and RIGHT are equal, being associations of
case-insensitive strings to `equal?'-tested values."
(and (string-ci=? (car left) (car right))
(equal? (cdr left) (cdr right))))
(with-test-prefix "SRFI-69"
(pass-if "small alist<->hash tables round-trip"
(let* ((start-alist '((a . 1) (b . 2) (c . 3) (a . 42)))
(ht (alist->hash-table start-alist eq?))
(end-alist (hash-table->alist ht)))
(and (= 3 (hash-table-size ht))
(lset= equal? end-alist (take start-alist 3))
(= 1 (hash-table-ref ht 'a))
(= 2 (hash-table-ref ht 'b))
(= 3 (hash-table-ref ht 'c)))))
(pass-if "string-ci=? tables work by default"
(let ((ht (alist->hash-table '(("xY" . 2) ("abc" . 54)) string-ci=?)))
(hash-table-set! ht "XY" 42)
(hash-table-set! ht "qqq" 100)
(and (= 54 (hash-table-ref ht "ABc"))
(= 42 (hash-table-ref ht "xy"))
(= 3 (hash-table-size ht))
(lset= string-ci-assoc-equal?
'(("xy" . 42) ("abc" . 54) ("qqq" . 100))
(hash-table->alist ht)))))
(pass-if-exception "Bad weakness arg to mht signals an error"
'(misc-error . "^Invalid weak hash table type")
(make-hash-table equal? hash #:weak 'key-and-value))
(pass-if "empty hash tables are empty"
(null? (hash-table->alist (make-hash-table eq?))))
(pass-if "hash-table-ref uses default"
(equal? '(4)
(hash-table-ref (alist->hash-table '((a . 1)) eq?)
'b (cut list (+ 2 2)))))
(pass-if "hash-table-delete! deletes present assocs, ignores others"
(let ((ht (alist->hash-table '((a . 1) (b . 2)) eq?)))
(hash-table-delete! ht 'c)
(and (= 2 (hash-table-size ht))
(begin
(hash-table-delete! ht 'a)
(= 1 (hash-table-size ht)))
(lset= equal? '((b . 2)) (hash-table->alist ht)))))
(pass-if "alist->hash-table does not require linear stack space"
(eqv? 99999
(hash-table-ref (alist->hash-table
(unfold-right (cut >= <> 100000)
(lambda (s) `(x . ,s)) 1+ 0)
eq?)
'x)))
(pass-if "hash-table-walk ignores return values"
(let ((ht (alist->hash-table '((a . 1) (b . 2) (c . 3)) eq?)))
(for-each (cut hash-table-walk ht <>)
(list (lambda (k v) (values))
(lambda (k v) (values 1 2 3))))
#t))
(pass-if "hash-table-update! modifies existing binding"
(let ((ht (alist->hash-table '((a . 1)) eq?)))
(hash-table-update! ht 'a 1+)
(hash-table-update! ht 'a (cut + 4 <>) (lambda () 42))
(and (= 1 (hash-table-size ht))
(lset= equal? '((a . 6)) (hash-table->alist ht)))))
(pass-if "hash-table-update! creates new binding when appropriate"
(let ((ht (make-hash-table eq?)))
(hash-table-update! ht 'b 1+ (lambda () 42))
(hash-table-update! ht 'b (cut + 10 <>))
(and (= 1 (hash-table-size ht))
(lset= equal? '((b . 53)) (hash-table->alist ht)))))
)