test/string_tests.c@3b985a4eb05b
test/string_tests.c
Sun, 07 Oct 2018 09:00:08 +0200
- author
- Olaf Wintermann <olaf.wintermann@gmail.com>
- date
- Sun, 07 Oct 2018 09:00:08 +0200
- changeset 331
- 3b985a4eb05b
- parent 306
- 90b6d69bb499
- child 364
- 5577d6c27a33
- permissions
- -rw-r--r--
fixes ucx_szmul definition for gcc < 5
1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 2017 Mike Becker, Olaf Wintermann All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
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 COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20 * 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 */
29 #include "string_tests.h"
31 UCX_TEST(test_sstr_macros) {
32 sstr_t hello = ST("Hello");
33 sstr_t world = S("World");
35 char buf[20];
36 snprintf(buf, sizeof(buf), "%" PRIsstr ", %" PRIsstr "!", SFMT(hello), SFMT(world));
38 UCX_TEST_BEGIN
39 const char* cmp = "Hello, World!";
40 UCX_TEST_ASSERT(!strcmp(cmp, buf), "Something weird happened.");
41 UCX_TEST_END
42 }
44 UCX_TEST(test_sstr) {
45 sstr_t s1 = sstr((char*)"1234");
46 sstr_t s2 = sstrn((char*)"ab", 2);
48 UCX_TEST_BEGIN
50 UCX_TEST_ASSERT(s1.length == 4, "s1 length must be 4");
51 UCX_TEST_ASSERT(s2.length == 2, "s2 length must be 2");
53 UCX_TEST_END
54 }
56 UCX_TEST(test_sstr_len) {
57 sstr_t s1 = ST("1234");
58 sstr_t s2 = ST(".:.:.");
59 sstr_t s3 = ST("X");
61 size_t len1 = sstrnlen(1, s1);
62 size_t len2 = sstrnlen(2, s1, s2);
63 size_t len3 = sstrnlen(3, s1, s2, s3);
65 UCX_TEST_BEGIN
67 UCX_TEST_ASSERT(len1 == 4, "sstrnlen returned wrong size");
68 UCX_TEST_ASSERT(len2 == 9, "sstrnlen returned wrong size");
69 UCX_TEST_ASSERT(len3 == 10, "sstrnlen returned wrong size");
71 UCX_TEST_END
72 }
75 UCX_TEST(test_sstrchr_sstrrchr) {
76 sstr_t str = ST("I will find you - and I will kill you");
77 UCX_TEST_BEGIN
79 sstr_t notfound = sstrchr(str, 'x');
80 UCX_TEST_ASSERT(notfound.length == 0,
81 "string length not 0 after forward search w/o result");
83 notfound = sstrrchr(str, 'x');
84 UCX_TEST_ASSERT(notfound.length == 0,
85 "string length not 0 after reverse search w/o result");
87 sstr_t result = sstrchr(str, 'w');
88 UCX_TEST_ASSERT(result.length == 35, "sstrchr returned wrong length");
89 UCX_TEST_ASSERT(strcmp("will find you - and I will kill you", result.ptr)
90 == 0, "sstrchr did not return the expected string");
92 result = sstrrchr(str, 'w');
93 UCX_TEST_ASSERT(result.length == 13, "sstrrchr returned wrong length");
94 UCX_TEST_ASSERT(strcmp("will kill you", result.ptr)
95 == 0, "sstrrchr did not return the expected string");
97 UCX_TEST_END
98 }
100 UCX_TEST(test_sstrstr) {
101 sstr_t str = ST("find the match in this string");
102 sstr_t longstr = ST(
103 "abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijkl"
104 "mnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwx"
105 "yzabcdeababababnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghij"
106 "klmnopqrstuvwxyzaababababababababrstuvwxyzabcdefghijklmnopqrstuv"
107 "abababababababababababababababababababababababababababababababab"
108 "abababababababababababababababababababababababababababababababab"
109 "abababababababababababababababababababababababababababababababab"
110 "abababababababababababababababababababababababababababababababab"
111 "abababababababababababababababababababababababababababababababab"
112 "abababababababababababababababababababababababababababababababab"
113 "wxyz1234567890");
114 sstr_t longstrpattern = ST(
115 "abababababababababababababababababababababababababababababababab"
116 "abababababababababababababababababababababababababababababababab"
117 "abababababababababababababababababababababababababababababababab"
118 "abababababababababababababababababababababababababababababababab"
119 "abababababababababababababababababababababababababababababababab"
120 );
121 sstr_t longstrresult = ST(
122 "abababababababababababababababababababababababababababababababab"
123 "abababababababababababababababababababababababababababababababab"
124 "abababababababababababababababababababababababababababababababab"
125 "abababababababababababababababababababababababababababababababab"
126 "abababababababababababababababababababababababababababababababab"
127 "abababababababababababababababababababababababababababababababab"
128 "wxyz1234567890"
129 );
130 UCX_TEST_BEGIN
132 sstr_t notfound = sstrstr(str, S("no match"));
133 UCX_TEST_ASSERT(notfound.length == 0, "no match must return empty string");
135 sstr_t result = sstrstr(str, S("match"));
136 UCX_TEST_ASSERT(result.length == 20, "sstrstr returned wrong length");
137 UCX_TEST_ASSERT(!strcmp("match in this string", result.ptr),
138 "sstrstr did not return the expected string");
140 result = sstrstr(str, S(""));
141 UCX_TEST_ASSERT(result.length == str.length,
142 "sstrstr with empty match string returned wrong length");
143 UCX_TEST_ASSERT(!strcmp(str.ptr, result.ptr),
144 "sstrstr with empty match string did not return the original string");
146 result = sstrstr(longstr, longstrpattern);
147 UCX_TEST_ASSERT(result.length == longstrresult.length,
148 "long string result length incorrect");
149 UCX_TEST_ASSERT(!strcmp(result.ptr, longstrresult.ptr),
150 "long string result content incorrect");
152 UCX_TEST_END
153 }
155 UCX_TEST(test_sstrcmp) {
156 sstr_t str = ST("compare this");
158 UCX_TEST_BEGIN
159 UCX_TEST_ASSERT(sstrcmp(str, S("")) == 1, "empty cmp failed");
160 UCX_TEST_ASSERT(sstrcmp(S(""), S("")) == 0, "empty cmp false negative");
161 UCX_TEST_ASSERT(sstrcmp(str, S("compare this")) == 0, "false negative");
162 UCX_TEST_ASSERT(sstrcmp(str, S("Compare This")) != 0, "false positive");
163 UCX_TEST_ASSERT(sstrcmp(str, S("compare tool")) < 0, "memcmp < 0 failed");
164 UCX_TEST_ASSERT(sstrcmp(str, S("compare shit")) > 0, "memcmp > 0 failed");
165 UCX_TEST_ASSERT(sstrcmp(str, S("compare this not")) < 0, "len < 0 failed");
166 UCX_TEST_ASSERT(sstrcmp(str, S("compare")) > 0, "len > 0 failed");
167 UCX_TEST_END
168 }
170 UCX_TEST(test_sstrcasecmp) {
172 sstr_t str = ST("compare this");
174 UCX_TEST_BEGIN
175 UCX_TEST_ASSERT(sstrcasecmp(str, S("")) == 1, "empty cmp failed");
176 UCX_TEST_ASSERT(sstrcasecmp(S(""), S("")) == 0, "empty cmp false negative");
177 UCX_TEST_ASSERT(sstrcasecmp(str, S("compare this")) == 0, "false negative");
178 UCX_TEST_ASSERT(sstrcasecmp(str, S("Compare This")) == 0,
179 "not ignoring case");
180 UCX_TEST_ASSERT(sstrcasecmp(str, S("compare tool")) < 0, "< 0 failed");
181 UCX_TEST_ASSERT(sstrcasecmp(str, S("compare shit")) > 0, "> 0 failed");
182 UCX_TEST_ASSERT(sstrcasecmp(str, S("compare this not")) < 0,
183 "len < 0 failed");
184 UCX_TEST_ASSERT(sstrcasecmp(str, S("compare")) > 0, "len > 0 failed");
185 UCX_TEST_END
186 }
189 UCX_TEST(test_sstrcat) {
190 sstr_t s1 = S("12");
191 sstr_t s2 = S("34");
192 sstr_t s3 = S("56");
193 sstr_t sn = { NULL, 0 };
195 UCX_TEST_BEGIN
197 sstr_t t1 = sstrcat(2, s1, s2);
198 UCX_TEST_ASSERT(!sstrcmp(t1, S("1234")), "t1: wrong content");
199 free(t1.ptr);
201 sstr_t t2 = sstrcat(3, s1, s2, s3);
202 UCX_TEST_ASSERT(!sstrcmp(t2, S("123456")), "t2: wrong content");
203 free(t2.ptr);
205 sstr_t t3 = sstrcat(6, s1, sn, s2, sn, s3, sn);
206 UCX_TEST_ASSERT(!sstrcmp(t3, S("123456")), "t3: wrong content");
207 free(t3.ptr);
209 sstr_t t4 = sstrcat(2, sn, sn);
210 UCX_TEST_ASSERT(t4.ptr, "t4.ptr is NULL");
211 UCX_TEST_ASSERT(t4.length == 0, "t4 has wrong length");
212 free(t4.ptr);
214 // overflow test
215 sstr_t o0;
216 o0.ptr = "";
217 o0.length = ((size_t)-1) - 50;
218 sstr_t o1;
219 o1.ptr = "";
220 o1.length = 100;
221 sstr_t o2;
222 o2.ptr = "";
223 o2.length = 10;
225 sstr_t n = sstrcat(2, o0, o1);
226 UCX_TEST_ASSERT(n.ptr == NULL && n.length == 0, "overflow not detected");
227 sstr_t n2 = sstrcat(3, o0, o2, o1);
228 UCX_TEST_ASSERT(n2.ptr == NULL && n2.length == 0, "n2: overflow not detected");
230 UCX_TEST_END
232 }
234 UCX_TEST(test_sstrsplit) {
236 const char *original = "this,is,a,csv,string";
237 sstr_t test = ST("this,is,a,csv,string"); /* use copy of original here */
238 ssize_t n;
239 sstr_t *list;
241 UCX_TEST_BEGIN
243 /* Nullpointer check */
244 n = 0;
245 UCX_TEST_ASSERT(sstrsplit(test, S(""), &n) == NULL,
246 "empty delimiter must return NULL");
248 /* no delimiter occurence (ndo) */
249 n = 0;
250 list = sstrsplit(test, S("z"), &n);
251 UCX_TEST_ASSERT(n == 1, "ndo, list length must be 1");
252 UCX_TEST_ASSERT(strcmp(list[0].ptr, original) == 0, "ndo, "
253 "original string shall be returned as single list element");
254 UCX_TEST_ASSERT(strcmp(test.ptr, original) == 0,
255 "ndo, original has been modified");
256 for(int i=0;i<n;i++) {
257 free(list[i].ptr);
258 }
259 free(list);
261 /* partially matching delimiter (pmd) */
262 n = 0;
263 list = sstrsplit(test, S("stringbuilder"), &n);
264 UCX_TEST_ASSERT(n == 1, "pmd, list length must be 1");
265 UCX_TEST_ASSERT(strcmp(list[0].ptr, original) == 0, "pmd, "
266 "original string shall be returned as single list element");
267 UCX_TEST_ASSERT(strcmp(test.ptr, original) == 0,
268 "pmd, original has been modified");
269 for(int i=0;i<n;i++) {
270 free(list[i].ptr);
271 }
272 free(list);
274 /* matching single-char delimiter (mscd) */
275 n = 0;
276 list = sstrsplit(test, S(","), &n);
277 UCX_TEST_ASSERT(n == 5, "mscd, list length must be 5");
278 UCX_TEST_ASSERT(strcmp(list[0].ptr, "this") == 0, "mscd, item 0 mismatch");
279 UCX_TEST_ASSERT(strcmp(list[1].ptr, "is") == 0, "mscd, item 1 mismatch");
280 UCX_TEST_ASSERT(strcmp(list[2].ptr, "a") == 0, "mscd, item 2 mismatch");
281 UCX_TEST_ASSERT(strcmp(list[3].ptr, "csv") == 0, "mscd, item 3 mismatch");
282 UCX_TEST_ASSERT(strcmp(list[4].ptr, "string")==0, "mscd, item 4 mismatch");
283 UCX_TEST_ASSERT(strcmp(test.ptr, original) == 0,
284 "mscd, original has been modified");
285 for(int i=0;i<n;i++) {
286 free(list[i].ptr);
287 }
288 free(list);
290 /* matching multi-char delimiter (mmcd) */
291 n = 0;
292 list = sstrsplit(test, S("is"), &n);
293 UCX_TEST_ASSERT(n == 3, "mscd, list length must be 3");
294 UCX_TEST_ASSERT(strcmp(list[0].ptr, "th") == 0, "mmcd, item 0 mismatch");
295 UCX_TEST_ASSERT(strcmp(list[1].ptr, ",") == 0, "mmcd, item 1 mismatch");
296 UCX_TEST_ASSERT(strcmp(list[2].ptr, ",a,csv,string") == 0,
297 "mmcd, item 2 mismatch");
298 UCX_TEST_ASSERT(strcmp(test.ptr, original) == 0,
299 "mmcd, original has been modified");
300 for(int i=0;i<n;i++) {
301 free(list[i].ptr);
302 }
303 free(list);
305 /* bounded list using single-char delimiter (blsc) */
306 n = 3;
307 list = sstrsplit(test, S(","), &n);
308 UCX_TEST_ASSERT(n == 3, "blsc, list length must be 3");
309 UCX_TEST_ASSERT(strcmp(list[0].ptr, "this") == 0, "blsc, item 0 mismatch");
310 UCX_TEST_ASSERT(strcmp(list[1].ptr, "is") == 0, "blsc, item 1 mismatch");
311 UCX_TEST_ASSERT(strcmp(list[2].ptr, "a,csv,string") == 0,
312 "blsc, item 2 mismatch");
313 UCX_TEST_ASSERT(strcmp(test.ptr, original) == 0,
314 "blsc, original has been modified");
315 for(int i=0;i<n;i++) {
316 free(list[i].ptr);
317 }
318 free(list);
320 /* bounded list using multi-char delimiter (blmc) */
321 n = 2;
322 list = sstrsplit(test, S("is"), &n);
323 UCX_TEST_ASSERT(n == 2, "blmc, list length must be 2");
324 UCX_TEST_ASSERT(strcmp(list[0].ptr, "th") == 0, "blmc, item 0 mismatch");
325 UCX_TEST_ASSERT(strcmp(list[1].ptr, ",is,a,csv,string") == 0,
326 "blmc, item 1 mismatch");
327 UCX_TEST_ASSERT(strcmp(test.ptr, original) == 0,
328 "blmc, original has been modified");
329 for(int i=0;i<n;i++) {
330 free(list[i].ptr);
331 }
332 free(list);
334 /* start with delimiter (swd) */
335 n = 0;
336 list = sstrsplit(test, S("this"), &n);
337 UCX_TEST_ASSERT(n == 2, "swd, list length must be 2");
338 UCX_TEST_ASSERT(list[0].length == 0, "swd, first item must be empty");
339 UCX_TEST_ASSERT(strcmp(list[1].ptr, ",is,a,csv,string") == 0,
340 "swd, second item corrupt");
341 UCX_TEST_ASSERT(strcmp(test.ptr, original) == 0,
342 "swd, original has been modified");
343 for(int i=0;i<n;i++) {
344 free(list[i].ptr);
345 }
346 free(list);
348 /* end with delimiter (ewd) */
349 n = 0;
350 list = sstrsplit(test, S("string"), &n);
351 UCX_TEST_ASSERT(n == 2, "ewd, list length must be 2");
352 UCX_TEST_ASSERT(strcmp(list[0].ptr, "this,is,a,csv,") == 0,
353 "ewd, first item corrupt");
354 UCX_TEST_ASSERT(list[1].length == 0, "ewd, second item must be empty");
355 UCX_TEST_ASSERT(strcmp(test.ptr, original) == 0,
356 "ewd, original has been modified");
357 for(int i=0;i<n;i++) {
358 free(list[i].ptr);
359 }
360 free(list);
362 /* end with delimiter exceed bound (ewdeb) */
363 n = 3;
364 sstr_t ewdebtest = ST("a,b,c,");
365 list = sstrsplit(ewdebtest, S(","), &n);
366 UCX_TEST_ASSERT(n == 3, "ewdeb, list length must be 3");
367 UCX_TEST_ASSERT(strcmp(list[0].ptr, "a") == 0, "ewdeb, fst item corrupt");
368 UCX_TEST_ASSERT(strcmp(list[1].ptr, "b") == 0, "ewdeb, snd item corrupt");
369 UCX_TEST_ASSERT(strcmp(list[2].ptr, "c,") == 0, "ewdeb, trd item corrupt");
370 for(int i=0;i<n;i++) {
371 free(list[i].ptr);
372 }
373 free(list);
375 /* exact match (exm) */
376 n = 0;
377 list = sstrsplit(test, S("this,is,a,csv,string"), &n);
378 UCX_TEST_ASSERT(n == 0, "exm, list length must be 0");
379 UCX_TEST_ASSERT(list == NULL, "exm, list must be NULL");
380 for(int i=0;i<n;i++) {
381 free(list[i].ptr);
382 }
383 free(list);
385 /* substring (subs) */
386 n = 0;
387 list = sstrsplit(test, S("this,is,a,csv,string,with,extension"), &n);
388 UCX_TEST_ASSERT(n == 1, "subs, list length must be 1");
389 UCX_TEST_ASSERT(strcmp(list[0].ptr, original) == 0,
390 "subs, single item must be the original string");
391 UCX_TEST_ASSERT(strcmp(test.ptr, original) == 0,
392 "subs, original has been modified");
393 for(int i=0;i<n;i++) {
394 free(list[i].ptr);
395 }
396 free(list);
398 /* double encounter delimiter (ded) */
399 n = 0;
400 list = sstrsplit(test, S("is,"), &n);
401 UCX_TEST_ASSERT(n == 3, "ded, list length must be 3");
402 UCX_TEST_ASSERT(strcmp(list[0].ptr, "th") == 0, "ded, item 0 mismatch");
403 UCX_TEST_ASSERT(list[1].length == 0, "ded, item 1 not empty!");
404 UCX_TEST_ASSERT(strcmp(list[2].ptr, "a,csv,string") == 0,
405 "ded, item 2 mismatch");
406 for(int i=0;i<n;i++) {
407 free(list[i].ptr);
408 }
409 free(list);
411 UCX_TEST_END
412 }
414 UCX_TEST(test_sstrtrim) {
415 sstr_t t1 = sstrtrim(sstr((char*)" ein test "));
416 sstr_t t2 = sstrtrim(sstr((char*)"abc"));
417 sstr_t t3 = sstrtrim(sstr((char*)" 123"));
418 sstr_t t4 = sstrtrim(sstr((char*)"xyz "));
419 sstr_t t5 = sstrtrim(sstr((char*)" "));
420 sstr_t empty = sstrtrim(sstr((char*)""));
421 UCX_TEST_BEGIN
422 UCX_TEST_ASSERT(strncmp(t1.ptr, "ein test", t1.length) == 0, "failed");
423 UCX_TEST_ASSERT(strncmp(t2.ptr, "abc", t2.length) == 0, "failed");
424 UCX_TEST_ASSERT(strncmp(t3.ptr, "123", t3.length) == 0, "failed");
425 UCX_TEST_ASSERT(strncmp(t4.ptr, "xyz", t4.length) == 0, "failed");
426 UCX_TEST_ASSERT(t5.length == 0, "string t5 not empty");
427 UCX_TEST_ASSERT(empty.length == 0, "empty string failed");
428 UCX_TEST_END
429 }
431 UCX_TEST(test_sstrprefixsuffix) {
432 sstr_t str = ST("test my prefix and my suffix");
433 sstr_t empty = ST("");
435 UCX_TEST_BEGIN
437 UCX_TEST_ASSERT(!sstrprefix(empty, S("pref")), "prefix empty string fails");
438 UCX_TEST_ASSERT(!sstrsuffix(empty, S("suf")), "suffix empty string fails");
440 UCX_TEST_ASSERT(sstrprefix(str, empty), "empty prefix fails");
441 UCX_TEST_ASSERT(sstrsuffix(str, empty), "empty suffix fails");
443 UCX_TEST_ASSERT(sstrprefix(empty, empty), "string and prefix empty fails");
444 UCX_TEST_ASSERT(sstrsuffix(empty, empty), "string and suffix empty fails");
446 UCX_TEST_ASSERT(sstrprefix(str, S("test ")), "prefix false negative");
447 UCX_TEST_ASSERT(!sstrprefix(str, S("8-) fsck ")), "prefix false positive");
449 UCX_TEST_ASSERT(sstrsuffix(str, S("fix")), "suffix false negative");
450 UCX_TEST_ASSERT(!sstrsuffix(str, S("fox")), "suffix false positive");
453 UCX_TEST_END
454 }
