t_hsearch.c revision 276478
1/* $NetBSD: t_hsearch.c,v 1.4 2014/07/20 20:17:21 christos Exp $ */ 2 3/*- 4 * Copyright (c) 2008 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29/* 30 * Copyright (c) 2001 Christopher G. Demetriou 31 * All rights reserved. 32 * 33 * Redistribution and use in source and binary forms, with or without 34 * modification, are permitted provided that the following conditions 35 * are met: 36 * 1. Redistributions of source code must retain the above copyright 37 * notice, this list of conditions and the following disclaimer. 38 * 2. Redistributions in binary form must reproduce the above copyright 39 * notice, this list of conditions and the following disclaimer in the 40 * documentation and/or other materials provided with the distribution. 41 * 3. All advertising materials mentioning features or use of this software 42 * must display the following acknowledgement: 43 * This product includes software developed for the 44 * NetBSD Project. See http://www.NetBSD.org/ for 45 * information about NetBSD. 46 * 4. The name of the author may not be used to endorse or promote products 47 * derived from this software without specific prior written permission. 48 * 49 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 50 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 51 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 52 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 53 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 54 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 55 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 56 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 57 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 58 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 59 * 60 * <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>> 61 */ 62 63#include <sys/cdefs.h> 64__COPYRIGHT("@(#) Copyright (c) 2008\ 65 The NetBSD Foundation, inc. All rights reserved."); 66__RCSID("$NetBSD: t_hsearch.c,v 1.4 2014/07/20 20:17:21 christos Exp $"); 67 68#include <errno.h> 69#include <search.h> 70#include <string.h> 71#include <stdio.h> 72#include <stdlib.h> 73 74#include <atf-c.h> 75 76#define REQUIRE_ERRNO(x) ATF_REQUIRE_MSG(x, "%s", strerror(errno)) 77 78#ifdef __NetBSD__ 79ATF_TC(hsearch_basic); 80ATF_TC_HEAD(hsearch_basic, tc) 81{ 82 83 atf_tc_set_md_var(tc, "descr", "Checks basic insertions and searching"); 84} 85 86ATF_TC_BODY(hsearch_basic, tc) 87{ 88 ENTRY e, *ep; 89 char ch[2]; 90 int i; 91 92 REQUIRE_ERRNO(hcreate(16) != 0); 93 94 /* ch[1] should be constant from here on down. */ 95 ch[1] = '\0'; 96 97 /* Basic insertions. Check enough that there'll be collisions. */ 98 for (i = 0; i < 26; i++) { 99 ch[0] = 'a' + i; 100 e.key = strdup(ch); /* ptr to provided key is kept! */ 101 ATF_REQUIRE(e.key != NULL); 102 e.data = (void *)(intptr_t)i; 103 104 ep = hsearch(e, ENTER); 105 106 ATF_REQUIRE(ep != NULL); 107 ATF_REQUIRE_STREQ(ep->key, ch); 108 ATF_REQUIRE_EQ((intptr_t)ep->data, i); 109 } 110 111 /* e.key should be constant from here on down. */ 112 e.key = ch; 113 114 /* Basic lookups. */ 115 for (i = 0; i < 26; i++) { 116 ch[0] = 'a' + i; 117 118 ep = hsearch(e, FIND); 119 120 ATF_REQUIRE(ep != NULL); 121 ATF_REQUIRE_STREQ(ep->key, ch); 122 ATF_REQUIRE_EQ((intptr_t)ep->data, i); 123 } 124 125 hdestroy1(free, NULL); 126} 127#endif 128 129ATF_TC(hsearch_duplicate); 130ATF_TC_HEAD(hsearch_duplicate, tc) 131{ 132 133 atf_tc_set_md_var(tc, "descr", "Checks that inserting duplicate " 134 "doesn't overwrite existing data"); 135} 136 137ATF_TC_BODY(hsearch_duplicate, tc) 138{ 139 ENTRY e, *ep; 140 141 REQUIRE_ERRNO(hcreate(16)); 142 143 e.key = __UNCONST("a"); 144 e.data = (void *)(intptr_t) 0; 145 146 ep = hsearch(e, ENTER); 147 148 ATF_REQUIRE(ep != NULL); 149 ATF_REQUIRE_STREQ(ep->key, "a"); 150 ATF_REQUIRE_EQ((intptr_t)ep->data, 0); 151 152 e.data = (void *)(intptr_t)12345; 153 154 ep = hsearch(e, ENTER); 155 ep = hsearch(e, FIND); 156 157 ATF_REQUIRE(ep != NULL); 158 ATF_REQUIRE_STREQ(ep->key, "a"); 159 ATF_REQUIRE_EQ((intptr_t)ep->data, 0); 160 161 hdestroy(); 162} 163 164ATF_TC(hsearch_nonexistent); 165ATF_TC_HEAD(hsearch_nonexistent, tc) 166{ 167 168 atf_tc_set_md_var(tc, "descr", 169 "Checks searching for non-existent entry"); 170} 171 172ATF_TC_BODY(hsearch_nonexistent, tc) 173{ 174 ENTRY e, *ep; 175 176 REQUIRE_ERRNO(hcreate(16)); 177 178 e.key = __UNCONST("A"); 179 ep = hsearch(e, FIND); 180 ATF_REQUIRE_EQ(ep, NULL); 181 182 hdestroy(); 183} 184 185ATF_TC(hsearch_two); 186ATF_TC_HEAD(hsearch_two, tc) 187{ 188 189 atf_tc_set_md_var(tc, "descr", 190 "Checks that searching doesn't overwrite previous search results"); 191} 192 193ATF_TC_BODY(hsearch_two, tc) 194{ 195 ENTRY e, *ep, *ep2; 196 197 REQUIRE_ERRNO(hcreate(16)); 198 199 e.key = __UNCONST("a"); 200 e.data = (void*)(intptr_t)0; 201 202 ep = hsearch(e, ENTER); 203 204 ATF_REQUIRE(ep != NULL); 205 ATF_REQUIRE_STREQ(ep->key, "a"); 206 ATF_REQUIRE_EQ((intptr_t)ep->data, 0); 207 208 e.key = __UNCONST("b"); 209 e.data = (void*)(intptr_t)1; 210 211 ep = hsearch(e, ENTER); 212 213 ATF_REQUIRE(ep != NULL); 214 ATF_REQUIRE_STREQ(ep->key, "b"); 215 ATF_REQUIRE_EQ((intptr_t)ep->data, 1); 216 217 e.key = __UNCONST("a"); 218 ep = hsearch(e, FIND); 219 220 e.key = __UNCONST("b"); 221 ep2 = hsearch(e, FIND); 222 223 ATF_REQUIRE(ep != NULL); 224 ATF_REQUIRE_STREQ(ep->key, "a"); 225 ATF_REQUIRE_EQ((intptr_t)ep->data, 0); 226 227 ATF_REQUIRE(ep2 != NULL); 228 ATF_REQUIRE_STREQ(ep2->key, "b"); 229 ATF_REQUIRE_EQ((intptr_t)ep2->data, 1); 230 231 hdestroy(); 232} 233 234#if defined(__FreeBSD__) && 1100027 <= __FreeBSD_version 235#ifdef __NetBSD__ 236ATF_TC(hsearch_r_basic); 237ATF_TC_HEAD(hsearch_r_basic, tc) 238{ 239 240 atf_tc_set_md_var(tc, "descr", "Checks basic insertions and searching"); 241} 242 243ATF_TC_BODY(hsearch_r_basic, tc) 244{ 245 ENTRY e, *ep; 246 char ch[2]; 247 int i; 248 struct hsearch_data t; 249 250 REQUIRE_ERRNO(hcreate_r(16, &t) != 0); 251 252 /* ch[1] should be constant from here on down. */ 253 ch[1] = '\0'; 254 255 /* Basic insertions. Check enough that there'll be collisions. */ 256 for (i = 0; i < 26; i++) { 257 ch[0] = 'a' + i; 258 e.key = strdup(ch); /* ptr to provided key is kept! */ 259 ATF_REQUIRE(e.key != NULL); 260 e.data = (void *)(intptr_t)i; 261 262 ATF_REQUIRE(hsearch_r(e, ENTER, &ep, &t) == 1); 263 ATF_REQUIRE(ep != NULL); 264 ATF_REQUIRE_STREQ(ep->key, ch); 265 ATF_REQUIRE_EQ((intptr_t)ep->data, i); 266 } 267 268 /* e.key should be constant from here on down. */ 269 e.key = ch; 270 271 /* Basic lookups. */ 272 for (i = 0; i < 26; i++) { 273 ch[0] = 'a' + i; 274 275 ATF_REQUIRE(hsearch_r(e, FIND, &ep, &t) == 1); 276 ATF_REQUIRE(ep != NULL); 277 ATF_REQUIRE_STREQ(ep->key, ch); 278 ATF_REQUIRE_EQ((intptr_t)ep->data, i); 279 } 280 281 hdestroy1_r(&t, free, NULL); 282} 283#endif 284 285ATF_TC(hsearch_r_duplicate); 286ATF_TC_HEAD(hsearch_r_duplicate, tc) 287{ 288 289 atf_tc_set_md_var(tc, "descr", "Checks that inserting duplicate " 290 "doesn't overwrite existing data"); 291} 292 293ATF_TC_BODY(hsearch_r_duplicate, tc) 294{ 295 ENTRY e, *ep; 296 struct hsearch_data t; 297 298 REQUIRE_ERRNO(hcreate_r(16, &t)); 299 300 e.key = __UNCONST("a"); 301 e.data = (void *)(intptr_t) 0; 302 303 ATF_REQUIRE(hsearch_r(e, ENTER, &ep, &t) == 1); 304 ATF_REQUIRE(ep != NULL); 305 ATF_REQUIRE_STREQ(ep->key, "a"); 306 ATF_REQUIRE_EQ((intptr_t)ep->data, 0); 307 308 e.data = (void *)(intptr_t)12345; 309 310 ATF_REQUIRE(hsearch_r(e, ENTER, &ep, &t) == 1); 311 ATF_REQUIRE(hsearch_r(e, FIND, &ep, &t) == 1); 312 313 ATF_REQUIRE(ep != NULL); 314 ATF_REQUIRE_STREQ(ep->key, "a"); 315 ATF_REQUIRE_EQ((intptr_t)ep->data, 0); 316 317 hdestroy_r(&t); 318} 319 320ATF_TC(hsearch_r_nonexistent); 321ATF_TC_HEAD(hsearch_r_nonexistent, tc) 322{ 323 324 atf_tc_set_md_var(tc, "descr", 325 "Checks searching for non-existent entry"); 326} 327 328ATF_TC_BODY(hsearch_r_nonexistent, tc) 329{ 330 ENTRY e, *ep; 331 struct hsearch_data t; 332 333 REQUIRE_ERRNO(hcreate_r(16, &t)); 334 335 e.key = __UNCONST("A"); 336 ATF_REQUIRE(hsearch_r(e, FIND, &ep, &t) == 1); 337 ATF_REQUIRE_EQ(ep, NULL); 338 339 hdestroy_r(&t); 340} 341 342ATF_TC(hsearch_r_two); 343ATF_TC_HEAD(hsearch_r_two, tc) 344{ 345 346 atf_tc_set_md_var(tc, "descr", 347 "Checks that searching doesn't overwrite previous search results"); 348} 349 350ATF_TC_BODY(hsearch_r_two, tc) 351{ 352 ENTRY e, *ep, *ep2; 353 struct hsearch_data t; 354 355 REQUIRE_ERRNO(hcreate_r(16, &t)); 356 357 e.key = __UNCONST("a"); 358 e.data = (void*)(intptr_t)0; 359 360 ATF_REQUIRE(hsearch_r(e, ENTER, &ep, &t) == 1); 361 ATF_REQUIRE(ep != NULL); 362 ATF_REQUIRE_STREQ(ep->key, "a"); 363 ATF_REQUIRE_EQ((intptr_t)ep->data, 0); 364 365 e.key = __UNCONST("b"); 366 e.data = (void*)(intptr_t)1; 367 368 ATF_REQUIRE(hsearch_r(e, ENTER, &ep, &t) == 1); 369 ATF_REQUIRE(ep != NULL); 370 ATF_REQUIRE_STREQ(ep->key, "b"); 371 ATF_REQUIRE_EQ((intptr_t)ep->data, 1); 372 373 e.key = __UNCONST("a"); 374 ATF_REQUIRE(hsearch_r(e, FIND, &ep, &t) == 1); 375 376 e.key = __UNCONST("b"); 377 ATF_REQUIRE(hsearch_r(e, FIND, &ep2, &t) == 1); 378 379 ATF_REQUIRE(ep != NULL); 380 ATF_REQUIRE_STREQ(ep->key, "a"); 381 ATF_REQUIRE_EQ((intptr_t)ep->data, 0); 382 383 ATF_REQUIRE(ep2 != NULL); 384 ATF_REQUIRE_STREQ(ep2->key, "b"); 385 ATF_REQUIRE_EQ((intptr_t)ep2->data, 1); 386 387 hdestroy_r(&t); 388} 389#endif 390 391ATF_TP_ADD_TCS(tp) 392{ 393 394#ifdef __NetBSD__ 395 ATF_TP_ADD_TC(tp, hsearch_basic); 396#endif 397 ATF_TP_ADD_TC(tp, hsearch_duplicate); 398 ATF_TP_ADD_TC(tp, hsearch_nonexistent); 399 ATF_TP_ADD_TC(tp, hsearch_two); 400 401#if defined(__FreeBSD__) && 1100027 <= __FreeBSD_version 402#ifdef __NetBSD__ 403 ATF_TP_ADD_TC(tp, hsearch_r_basic); 404#endif 405 ATF_TP_ADD_TC(tp, hsearch_r_duplicate); 406 ATF_TP_ADD_TC(tp, hsearch_r_nonexistent); 407 ATF_TP_ADD_TC(tp, hsearch_r_two); 408#endif 409 410 return atf_no_error(); 411} 412