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2ae87f26 LC |
1 | ;;;; srfi-69.test --- Test suite for SRFI 69 -*- scheme -*- |
2 | ;;;; | |
3 | ;;;; Copyright (C) 2007 Free Software Foundation, Inc. | |
4 | ;;;; | |
5 | ;;;; This program is free software; you can redistribute it and/or modify | |
6 | ;;;; it under the terms of the GNU General Public License as published by | |
7 | ;;;; the Free Software Foundation; either version 2, or (at your option) | |
8 | ;;;; any later version. | |
9 | ;;;; | |
10 | ;;;; This program is distributed in the hope that it will be useful, | |
11 | ;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | ;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | ;;;; GNU General Public License for more details. | |
14 | ;;;; | |
15 | ;;;; You should have received a copy of the GNU General Public License | |
16 | ;;;; along with this software; see the file COPYING. If not, write to | |
17 | ;;;; the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
18 | ;;;; Boston, MA 02110-1301 USA | |
19 | ||
20 | (define-module (test-srfi-69) | |
21 | #:use-module (test-suite lib) | |
22 | #:use-module (srfi srfi-69) | |
23 | #:use-module (srfi srfi-1) | |
24 | #:use-module (srfi srfi-26)) | |
25 | ||
26 | (define (string-ci-assoc-equal? left right) | |
27 | "Answer whether LEFT and RIGHT are equal, being associations of | |
28 | case-insensitive strings to `equal?'-tested values." | |
29 | (and (string-ci=? (car left) (car right)) | |
30 | (equal? (cdr left) (cdr right)))) | |
31 | ||
32 | (with-test-prefix "SRFI-69" | |
33 | ||
34 | (pass-if "small alist<->hash tables round-trip" | |
35 | (let* ((start-alist '((a . 1) (b . 2) (c . 3) (a . 42))) | |
36 | (ht (alist->hash-table start-alist eq?)) | |
37 | (end-alist (hash-table->alist ht))) | |
38 | (and (= 3 (hash-table-size ht)) | |
39 | (lset= equal? end-alist (take start-alist 3)) | |
40 | (= 1 (hash-table-ref ht 'a)) | |
41 | (= 2 (hash-table-ref ht 'b)) | |
42 | (= 3 (hash-table-ref ht 'c))))) | |
43 | ||
44 | (pass-if "string-ci=? tables work by default" | |
45 | (let ((ht (alist->hash-table '(("xY" . 2) ("abc" . 54)) string-ci=?))) | |
46 | (hash-table-set! ht "XY" 42) | |
47 | (hash-table-set! ht "qqq" 100) | |
48 | (and (= 54 (hash-table-ref ht "ABc")) | |
49 | (= 42 (hash-table-ref ht "xy")) | |
50 | (= 3 (hash-table-size ht)) | |
51 | (lset= string-ci-assoc-equal? | |
52 | '(("xy" . 42) ("abc" . 54) ("qqq" . 100)) | |
53 | (hash-table->alist ht))))) | |
54 | ||
55 | (pass-if-exception "Bad weakness arg to mht signals an error" | |
56 | '(misc-error . "^Invalid weak hash table type") | |
57 | (make-hash-table equal? hash #:weak 'key-and-value)) | |
58 | ||
59 | (pass-if "empty hash tables are empty" | |
60 | (null? (hash-table->alist (make-hash-table eq?)))) | |
61 | ||
62 | (pass-if "hash-table-ref uses default" | |
63 | (equal? '(4) | |
64 | (hash-table-ref (alist->hash-table '((a . 1)) eq?) | |
65 | 'b (cut list (+ 2 2))))) | |
66 | ||
67 | (pass-if "hash-table-delete! deletes present assocs, ignores others" | |
68 | (let ((ht (alist->hash-table '((a . 1) (b . 2)) eq?))) | |
69 | (hash-table-delete! ht 'c) | |
70 | (and (= 2 (hash-table-size ht)) | |
71 | (begin | |
72 | (hash-table-delete! ht 'a) | |
73 | (= 1 (hash-table-size ht))) | |
74 | (lset= equal? '((b . 2)) (hash-table->alist ht))))) | |
75 | ||
76 | (pass-if "alist->hash-table does not require linear stack space" | |
77 | (eqv? 99999 | |
78 | (hash-table-ref (alist->hash-table | |
79 | (unfold-right (cut >= <> 100000) | |
80 | (lambda (s) `(x . ,s)) 1+ 0) | |
81 | eq?) | |
82 | 'x))) | |
83 | ||
84 | (pass-if "hash-table-walk ignores return values" | |
85 | (let ((ht (alist->hash-table '((a . 1) (b . 2) (c . 3)) eq?))) | |
86 | (for-each (cut hash-table-walk ht <>) | |
87 | (list (lambda (k v) (values)) | |
88 | (lambda (k v) (values 1 2 3)))) | |
89 | #t)) | |
90 | ||
91 | (pass-if "hash-table-update! modifies existing binding" | |
92 | (let ((ht (alist->hash-table '((a . 1)) eq?))) | |
93 | (hash-table-update! ht 'a 1+) | |
94 | (hash-table-update! ht 'a (cut + 4 <>) (lambda () 42)) | |
95 | (and (= 1 (hash-table-size ht)) | |
96 | (lset= equal? '((a . 6)) (hash-table->alist ht))))) | |
97 | ||
98 | (pass-if "hash-table-update! creates new binding when appropriate" | |
99 | (let ((ht (make-hash-table eq?))) | |
100 | (hash-table-update! ht 'b 1+ (lambda () 42)) | |
101 | (hash-table-update! ht 'b (cut + 10 <>)) | |
102 | (and (= 1 (hash-table-size ht)) | |
103 | (lset= equal? '((b . 53)) (hash-table->alist ht))))) | |
104 | ||
70a44044 LC |
105 | (pass-if "can use all arguments, including size" |
106 | (hash-table? (make-hash-table equal? hash #:weak 'key 31))) | |
107 | ||
2ae87f26 | 108 | ) |