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58ef9ef7 | 1 | /* Test and measure strspn functions. |
688903eb | 2 | Copyright (C) 1999-2018 Free Software Foundation, Inc. |
58ef9ef7 RM |
3 | This file is part of the GNU C Library. |
4 | Written by Jakub Jelinek <jakub@redhat.com>, 1999. | |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
7 | modify it under the terms of the GNU Lesser General Public | |
8 | License as published by the Free Software Foundation; either | |
9 | version 2.1 of the License, or (at your option) any later version. | |
10 | ||
11 | The GNU C Library is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | Lesser General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU Lesser General Public | |
59ba27a6 PE |
17 | License along with the GNU C Library; if not, see |
18 | <http://www.gnu.org/licenses/>. */ | |
58ef9ef7 RM |
19 | |
20 | #define TEST_MAIN | |
f1ffad98 SL |
21 | #ifndef WIDE |
22 | # define TEST_NAME "strspn" | |
23 | #else | |
24 | # define TEST_NAME "wcsspn" | |
25 | #endif /* WIDE */ | |
58ef9ef7 RM |
26 | #include "test-string.h" |
27 | ||
f1ffad98 SL |
28 | #ifndef WIDE |
29 | # define STRSPN strspn | |
30 | # define CHAR char | |
31 | # define UCHAR unsigned char | |
32 | # define SIMPLE_STRSPN simple_strspn | |
33 | # define STUPID_STRSPN stupid_strspn | |
34 | # define STRLEN strlen | |
35 | # define STRCHR strchr | |
36 | # define BIG_CHAR CHAR_MAX | |
37 | # define SMALL_CHAR 127 | |
38 | #else | |
39 | # include <wchar.h> | |
40 | # define STRSPN wcsspn | |
41 | # define CHAR wchar_t | |
42 | # define UCHAR wchar_t | |
43 | # define SIMPLE_STRSPN simple_wcsspn | |
44 | # define STUPID_STRSPN stupid_wcsspn | |
45 | # define STRLEN wcslen | |
46 | # define STRCHR wcschr | |
47 | # define BIG_CHAR WCHAR_MAX | |
48 | # define SMALL_CHAR 1273 | |
49 | #endif /* WIDE */ | |
50 | ||
51 | typedef size_t (*proto_t) (const CHAR *, const CHAR *); | |
52 | size_t SIMPLE_STRSPN (const CHAR *, const CHAR *); | |
53 | size_t STUPID_STRSPN (const CHAR *, const CHAR *); | |
54 | ||
55 | IMPL (STUPID_STRSPN, 0) | |
56 | IMPL (SIMPLE_STRSPN, 0) | |
57 | IMPL (STRSPN, 1) | |
58ef9ef7 RM |
58 | |
59 | size_t | |
f1ffad98 | 60 | SIMPLE_STRSPN (const CHAR *s, const CHAR *acc) |
58ef9ef7 | 61 | { |
f1ffad98 SL |
62 | const CHAR *r, *str = s; |
63 | CHAR c; | |
58ef9ef7 RM |
64 | |
65 | while ((c = *s++) != '\0') | |
66 | { | |
e8c1660f | 67 | for (r = acc; *r != '\0'; ++r) |
58ef9ef7 RM |
68 | if (*r == c) |
69 | break; | |
70 | if (*r == '\0') | |
71 | return s - str - 1; | |
72 | } | |
73 | return s - str - 1; | |
74 | } | |
75 | ||
e8c1660f | 76 | size_t |
f1ffad98 | 77 | STUPID_STRSPN (const CHAR *s, const CHAR *acc) |
e8c1660f | 78 | { |
f1ffad98 | 79 | size_t ns = STRLEN (s), nacc = STRLEN (acc); |
e8c1660f RM |
80 | size_t i, j; |
81 | ||
82 | for (i = 0; i < ns; ++i) | |
83 | { | |
84 | for (j = 0; j < nacc; ++j) | |
85 | if (s[i] == acc[j]) | |
86 | break; | |
87 | if (j == nacc) | |
88 | return i; | |
89 | } | |
90 | return i; | |
91 | } | |
92 | ||
58ef9ef7 | 93 | static void |
f1ffad98 | 94 | do_one_test (impl_t *impl, const CHAR *s, const CHAR *acc, size_t exp_res) |
58ef9ef7 RM |
95 | { |
96 | size_t res = CALL (impl, s, acc); | |
97 | if (res != exp_res) | |
98 | { | |
99 | error (0, 0, "Wrong result in function %s %p %p", impl->name, | |
100 | (void *) res, (void *) exp_res); | |
101 | ret = 1; | |
102 | return; | |
103 | } | |
58ef9ef7 RM |
104 | } |
105 | ||
106 | static void | |
107 | do_test (size_t align, size_t pos, size_t len) | |
108 | { | |
109 | size_t i; | |
f1ffad98 | 110 | CHAR *acc, *s; |
58ef9ef7 RM |
111 | |
112 | align &= 7; | |
f1ffad98 | 113 | if ((align + pos + 10) * sizeof (CHAR) >= page_size || len > 240 || ! len) |
58ef9ef7 RM |
114 | return; |
115 | ||
f1ffad98 SL |
116 | acc = (CHAR *) (buf2) + (random () & 255); |
117 | s = (CHAR *) (buf1) + align; | |
58ef9ef7 RM |
118 | |
119 | for (i = 0; i < len; ++i) | |
120 | { | |
f1ffad98 | 121 | acc[i] = random () & BIG_CHAR; |
58ef9ef7 | 122 | if (!acc[i]) |
f1ffad98 | 123 | acc[i] = random () & BIG_CHAR; |
58ef9ef7 | 124 | if (!acc[i]) |
f1ffad98 | 125 | acc[i] = 1 + (random () & SMALL_CHAR); |
58ef9ef7 RM |
126 | } |
127 | acc[len] = '\0'; | |
128 | ||
129 | for (i = 0; i < pos; ++i) | |
130 | s[i] = acc[random () % len]; | |
f1ffad98 SL |
131 | s[pos] = random () & BIG_CHAR; |
132 | if (STRCHR (acc, s[pos])) | |
58ef9ef7 | 133 | s[pos] = '\0'; |
9372c958 RM |
134 | else |
135 | { | |
136 | for (i = pos + 1; i < pos + 10; ++i) | |
f1ffad98 | 137 | s[i] = random () & BIG_CHAR; |
9372c958 RM |
138 | s[i] = '\0'; |
139 | } | |
58ef9ef7 | 140 | |
58ef9ef7 RM |
141 | FOR_EACH_IMPL (impl, 0) |
142 | do_one_test (impl, s, acc, pos); | |
58ef9ef7 RM |
143 | } |
144 | ||
145 | static void | |
146 | do_random_tests (void) | |
147 | { | |
e8c1660f | 148 | size_t i, j, n, align, pos, alen, len; |
f1ffad98 SL |
149 | UCHAR *p = (UCHAR *) (buf1 + page_size) - 512; |
150 | UCHAR *acc; | |
58ef9ef7 RM |
151 | |
152 | for (n = 0; n < ITERATIONS; n++) | |
153 | { | |
154 | align = random () & 15; | |
155 | if (random () & 1) | |
e8c1660f | 156 | alen = random () & 63; |
58ef9ef7 | 157 | else |
e8c1660f RM |
158 | alen = random () & 15; |
159 | if (!alen) | |
58ef9ef7 RM |
160 | pos = 0; |
161 | else | |
162 | pos = random () & 511; | |
163 | if (pos + align >= 511) | |
164 | pos = 510 - align - (random () & 7); | |
e8c1660f RM |
165 | len = random () & 511; |
166 | if (len + align >= 512) | |
167 | len = 511 - align - (random () & 7); | |
f1ffad98 | 168 | acc = (UCHAR *) (buf2 + page_size) - alen - 1 - (random () & 7); |
e8c1660f | 169 | for (i = 0; i < alen; ++i) |
58ef9ef7 | 170 | { |
f1ffad98 | 171 | acc[i] = random () & BIG_CHAR; |
58ef9ef7 | 172 | if (!acc[i]) |
f1ffad98 | 173 | acc[i] = random () & BIG_CHAR; |
58ef9ef7 | 174 | if (!acc[i]) |
f1ffad98 | 175 | acc[i] = 1 + (random () & SMALL_CHAR); |
58ef9ef7 RM |
176 | } |
177 | acc[i] = '\0'; | |
e8c1660f | 178 | j = (pos > len ? pos : len) + align + 64; |
58ef9ef7 RM |
179 | if (j > 512) |
180 | j = 512; | |
181 | ||
182 | for (i = 0; i < j; i++) | |
183 | { | |
e8c1660f RM |
184 | if (i == len + align) |
185 | p[i] = '\0'; | |
186 | else if (i == pos + align) | |
58ef9ef7 | 187 | { |
f1ffad98 SL |
188 | p[i] = random () & BIG_CHAR; |
189 | if (STRCHR ((CHAR *) acc, p[i])) | |
58ef9ef7 | 190 | p[i] = '\0'; |
58ef9ef7 RM |
191 | } |
192 | else if (i < align || i > pos + align) | |
f1ffad98 | 193 | p[i] = random () & BIG_CHAR; |
58ef9ef7 | 194 | else |
e8c1660f | 195 | p[i] = acc [random () % alen]; |
58ef9ef7 RM |
196 | } |
197 | ||
198 | FOR_EACH_IMPL (impl, 1) | |
f1ffad98 SL |
199 | if (CALL (impl, (CHAR *) (p + align), |
200 | (CHAR *) acc) != (pos < len ? pos : len)) | |
58ef9ef7 | 201 | { |
e8c1660f RM |
202 | error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %p, %zd, %zd, %zd) %zd != %zd", |
203 | n, impl->name, align, acc, alen, pos, len, | |
f1ffad98 | 204 | CALL (impl, (CHAR *) (p + align), (CHAR *) acc), |
0317eaec | 205 | (pos < len ? pos : len)); |
58ef9ef7 RM |
206 | ret = 1; |
207 | } | |
208 | } | |
209 | } | |
210 | ||
211 | int | |
212 | test_main (void) | |
213 | { | |
214 | size_t i; | |
215 | ||
216 | test_init (); | |
217 | ||
218 | printf ("%32s", ""); | |
219 | FOR_EACH_IMPL (impl, 0) | |
220 | printf ("\t%s", impl->name); | |
221 | putchar ('\n'); | |
222 | ||
223 | for (i = 0; i < 32; ++i) | |
224 | { | |
225 | do_test (0, 512, i); | |
226 | do_test (i, 512, i); | |
227 | } | |
228 | ||
229 | for (i = 1; i < 8; ++i) | |
230 | { | |
231 | do_test (0, 16 << i, 4); | |
232 | do_test (i, 16 << i, 4); | |
233 | } | |
234 | ||
235 | for (i = 1; i < 8; ++i) | |
236 | do_test (i, 64, 10); | |
237 | ||
238 | for (i = 0; i < 64; ++i) | |
239 | do_test (0, i, 6); | |
240 | ||
241 | do_random_tests (); | |
242 | return ret; | |
243 | } | |
244 | ||
fb82116f | 245 | #include <support/test-driver.c> |