dynstr_test.c revision 275988 
1/* Copyright (c) 2008 The NetBSD Foundation, Inc.
2 * All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
14 * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
15 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
16 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
20 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
21 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
22 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
23 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
24 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.  */
25
26#include "atf-c/detail/dynstr.h"
27
28#include <stdarg.h>
29#include <stdint.h>
30#include <stdio.h>
31#include <stdlib.h>
32#include <string.h>
33
34#include <atf-c.h>
35
36#include "atf-c/detail/test_helpers.h"
37
38/* ---------------------------------------------------------------------
39 * Tests for the "atf_dynstr" type.
40 * --------------------------------------------------------------------- */
41
42/*
43 * Constructors and destructors.
44 */
45
46ATF_TC(init);
47ATF_TC_HEAD(init, tc)
48{
49    atf_tc_set_md_var(tc, "descr", "Checks the empty constructor");
50}
51ATF_TC_BODY(init, tc)
52{
53    atf_dynstr_t str;
54
55    RE(atf_dynstr_init(&str));
56    ATF_REQUIRE_EQ(atf_dynstr_length(&str), 0);
57    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str), "") == 0);
58    atf_dynstr_fini(&str);
59}
60
61static
62void
63init_fmt(atf_dynstr_t *str, const char *fmt, ...)
64{
65    va_list ap;
66
67    va_start(ap, fmt);
68    RE(atf_dynstr_init_ap(str, fmt, ap));
69    va_end(ap);
70}
71
72ATF_TC(init_ap);
73ATF_TC_HEAD(init_ap, tc)
74{
75    atf_tc_set_md_var(tc, "descr", "Checks the formatted constructor using "
76                      "a va_list argument");
77}
78ATF_TC_BODY(init_ap, tc)
79{
80    atf_dynstr_t str;
81
82    init_fmt(&str, "String 1");
83    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str), "String 1") == 0);
84    atf_dynstr_fini(&str);
85
86    init_fmt(&str, "String %d", 2);
87    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str), "String 2") == 0);
88    atf_dynstr_fini(&str);
89
90    init_fmt(&str, "%s %d", "String", 3);
91    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str), "String 3") == 0);
92    atf_dynstr_fini(&str);
93
94    init_fmt(&str, "%s%s%s%s%s%s%s", "This ", "should ", "be ", "a ",
95             "large ", "string ", "aaaabbbbccccdddd");
96    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str),
97                     "This should be a large string "
98                     "aaaabbbbccccdddd") == 0);
99    atf_dynstr_fini(&str);
100}
101
102ATF_TC(init_fmt);
103ATF_TC_HEAD(init_fmt, tc)
104{
105    atf_tc_set_md_var(tc, "descr", "Checks the formatted constructor using "
106                      "a variable list of parameters");
107}
108ATF_TC_BODY(init_fmt, tc)
109{
110    atf_dynstr_t str;
111
112    RE(atf_dynstr_init_fmt(&str, "String 1"));
113    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str), "String 1") == 0);
114    atf_dynstr_fini(&str);
115
116    RE(atf_dynstr_init_fmt(&str, "String %d", 2));
117    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str), "String 2") == 0);
118    atf_dynstr_fini(&str);
119
120    RE(atf_dynstr_init_fmt(&str, "%s %d", "String", 3));
121    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str), "String 3") == 0);
122    atf_dynstr_fini(&str);
123
124    RE(atf_dynstr_init_fmt(&str, "%s%s%s%s%s%s%s", "This ", "should ",
125                           "be ", "a ", "large ", "string ",
126                           "aaaabbbbccccdddd"));
127    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str),
128                     "This should be a large string "
129                     "aaaabbbbccccdddd") == 0);
130    atf_dynstr_fini(&str);
131}
132
133ATF_TC(init_raw);
134ATF_TC_HEAD(init_raw, tc)
135{
136    atf_tc_set_md_var(tc, "descr", "Checks the construction of a string "
137                      "using a raw memory pointer");
138}
139ATF_TC_BODY(init_raw, tc)
140{
141    const char *src = "String 1, String 2";
142    atf_dynstr_t str;
143
144    RE(atf_dynstr_init_raw(&str, src, 0));
145    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str), "") == 0);
146    atf_dynstr_fini(&str);
147
148    RE(atf_dynstr_init_raw(&str, src, 8));
149    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str), "String 1") == 0);
150    atf_dynstr_fini(&str);
151
152    RE(atf_dynstr_init_raw(&str, src + 10, 8));
153    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str), "String 2") == 0);
154    atf_dynstr_fini(&str);
155
156    RE(atf_dynstr_init_raw(&str, "String\0Lost", 11));
157    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str), "String") == 0);
158    atf_dynstr_fini(&str);
159
160    {
161        atf_error_t err = atf_dynstr_init_raw(&str, "NULL", SIZE_MAX - 1);
162        ATF_REQUIRE(atf_is_error(err));
163        ATF_REQUIRE(atf_error_is(err, "no_memory"));
164        atf_error_free(err);
165    }
166}
167
168ATF_TC(init_rep);
169ATF_TC_HEAD(init_rep, tc)
170{
171    atf_tc_set_md_var(tc, "descr", "Checks the construction of a string by "
172                      "repeating characters");
173}
174ATF_TC_BODY(init_rep, tc)
175{
176    const size_t maxlen = 8192;
177    char buf[maxlen + 1];
178    size_t i;
179
180    buf[0] = '\0';
181
182    for (i = 0; i < maxlen; i++) {
183        atf_dynstr_t str;
184
185        RE(atf_dynstr_init_rep(&str, i, 'a'));
186
187        if (strcmp(atf_dynstr_cstring(&str), buf) != 0) {
188            fprintf(stderr, "Failed at iteration %zd\n", i);
189            atf_tc_fail("Failed to construct dynstr by repeating %zd "
190                        "times the '%c' character", i, 'a');
191        }
192
193        atf_dynstr_fini(&str);
194
195        strcat(buf, "a");
196    }
197
198    {
199        atf_dynstr_t str;
200        atf_error_t err;
201
202        err = atf_dynstr_init_rep(&str, SIZE_MAX, 'a');
203        ATF_REQUIRE(atf_is_error(err));
204        ATF_REQUIRE(atf_error_is(err, "no_memory"));
205        atf_error_free(err);
206
207        err = atf_dynstr_init_rep(&str, SIZE_MAX - 1, 'a');
208        ATF_REQUIRE(atf_is_error(err));
209        ATF_REQUIRE(atf_error_is(err, "no_memory"));
210        atf_error_free(err);
211    }
212}
213
214ATF_TC(init_substr);
215ATF_TC_HEAD(init_substr, tc)
216{
217    atf_tc_set_md_var(tc, "descr", "Checks the construction of a string "
218                      "using a substring of another one");
219}
220ATF_TC_BODY(init_substr, tc)
221{
222    atf_dynstr_t src;
223    atf_dynstr_t str;
224
225    RE(atf_dynstr_init_fmt(&src, "Str 1, Str 2"));
226
227    RE(atf_dynstr_init_substr(&str, &src, 0, 0));
228    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str), "") == 0);
229    atf_dynstr_fini(&str);
230
231    RE(atf_dynstr_init_substr(&str, &src, 0, atf_dynstr_npos));
232    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str), "Str 1, Str 2") == 0);
233    atf_dynstr_fini(&str);
234
235    RE(atf_dynstr_init_substr(&str, &src, 0, 100));
236    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str), "Str 1, Str 2") == 0);
237    atf_dynstr_fini(&str);
238
239    RE(atf_dynstr_init_substr(&str, &src, 0, 5));
240    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str), "Str 1") == 0);
241    atf_dynstr_fini(&str);
242
243    RE(atf_dynstr_init_substr(&str, &src, 100, atf_dynstr_npos));
244    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str), "") == 0);
245    atf_dynstr_fini(&str);
246
247    RE(atf_dynstr_init_substr(&str, &src, 7, atf_dynstr_npos));
248    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str), "Str 2") == 0);
249    atf_dynstr_fini(&str);
250
251    atf_dynstr_fini(&src);
252}
253
254ATF_TC(copy);
255ATF_TC_HEAD(copy, tc)
256{
257    atf_tc_set_md_var(tc, "descr", "Checks the atf_dynstr_copy constructor");
258}
259ATF_TC_BODY(copy, tc)
260{
261    atf_dynstr_t str, str2;
262
263    RE(atf_dynstr_init_fmt(&str, "Test string"));
264    RE(atf_dynstr_copy(&str2, &str));
265
266    ATF_REQUIRE(atf_equal_dynstr_dynstr(&str, &str2));
267
268    RE(atf_dynstr_append_fmt(&str2, " non-shared text"));
269
270    ATF_REQUIRE(!atf_equal_dynstr_dynstr(&str, &str2));
271
272    atf_dynstr_fini(&str2);
273    atf_dynstr_fini(&str);
274}
275
276ATF_TC(fini_disown);
277ATF_TC_HEAD(fini_disown, tc)
278{
279    atf_tc_set_md_var(tc, "descr", "Checks grabbing ownership of the "
280                      "internal plain C string");
281}
282ATF_TC_BODY(fini_disown, tc)
283{
284    const char *cstr;
285    char *cstr2;
286    atf_dynstr_t str;
287
288    RE(atf_dynstr_init_fmt(&str, "Test string 1"));
289    cstr = atf_dynstr_cstring(&str);
290    cstr2 = atf_dynstr_fini_disown(&str);
291
292    ATF_REQUIRE_EQ(cstr, cstr2);
293    free(cstr2);
294}
295
296/*
297 * Getters.
298 */
299
300ATF_TC(cstring);
301ATF_TC_HEAD(cstring, tc)
302{
303    atf_tc_set_md_var(tc, "descr", "Checks the method to obtain a plain C "
304                      "string");
305}
306ATF_TC_BODY(cstring, tc)
307{
308    const char *cstr;
309    atf_dynstr_t str;
310
311    RE(atf_dynstr_init_fmt(&str, "Test string 1"));
312    cstr = atf_dynstr_cstring(&str);
313    ATF_REQUIRE(cstr != NULL);
314    ATF_REQUIRE(strcmp(cstr, "Test string 1") == 0);
315    atf_dynstr_fini(&str);
316
317    RE(atf_dynstr_init_fmt(&str, "Test string 2"));
318    cstr = atf_dynstr_cstring(&str);
319    ATF_REQUIRE(cstr != NULL);
320    ATF_REQUIRE(strcmp(cstr, "Test string 2") == 0);
321    atf_dynstr_fini(&str);
322}
323
324ATF_TC(length);
325ATF_TC_HEAD(length, tc)
326{
327    atf_tc_set_md_var(tc, "descr", "Checks the method to obtain the length");
328}
329ATF_TC_BODY(length, tc)
330{
331    size_t i;
332
333    for (i = 0; i < 8192; i++) {
334        atf_dynstr_t str;
335        RE(atf_dynstr_init_rep(&str, i, 'a'));
336        ATF_REQUIRE_EQ(atf_dynstr_length(&str), i);
337        atf_dynstr_fini(&str);
338    }
339}
340
341ATF_TC(rfind_ch);
342ATF_TC_HEAD(rfind_ch, tc)
343{
344    atf_tc_set_md_var(tc, "descr", "Checks the method to locate the first "
345                      "occurrence of a character starting from the end");
346}
347ATF_TC_BODY(rfind_ch, tc)
348{
349    atf_dynstr_t str;
350
351    RE(atf_dynstr_init_fmt(&str, "Foo1/Bar2/,.Baz"));
352
353    ATF_REQUIRE_EQ(atf_dynstr_rfind_ch(&str, '\0'), atf_dynstr_npos);
354
355    ATF_REQUIRE_EQ(atf_dynstr_rfind_ch(&str, '0'), atf_dynstr_npos);
356    ATF_REQUIRE_EQ(atf_dynstr_rfind_ch(&str, 'b'), atf_dynstr_npos);
357
358    ATF_REQUIRE_EQ(atf_dynstr_rfind_ch(&str, 'F'), 0);
359    ATF_REQUIRE_EQ(atf_dynstr_rfind_ch(&str, '/'), 9);
360    ATF_REQUIRE_EQ(atf_dynstr_rfind_ch(&str, 'a'), 13);
361    ATF_REQUIRE_EQ(atf_dynstr_rfind_ch(&str, 'z'), 14);
362
363    atf_dynstr_fini(&str);
364}
365
366/*
367 * Modifiers.
368 */
369
370static
371void
372check_append(atf_error_t (*append)(atf_dynstr_t *, const char *, ...))
373{
374    const size_t maxlen = 8192;
375    char buf[maxlen + 1];
376    size_t i;
377    atf_dynstr_t str;
378
379    printf("Appending with plain string\n");
380    buf[0] = '\0';
381    RE(atf_dynstr_init(&str));
382    for (i = 0; i < maxlen; i++) {
383        if (strcmp(atf_dynstr_cstring(&str), buf) != 0) {
384            fprintf(stderr, "Failed at iteration %zd\n", i);
385            atf_tc_fail("Failed to append character at iteration %zd", i);
386        }
387
388        RE(append(&str, "a"));
389        strcat(buf, "a");
390    }
391    atf_dynstr_fini(&str);
392
393    printf("Appending with formatted string\n");
394    buf[0] = '\0';
395    RE(atf_dynstr_init(&str));
396    for (i = 0; i < maxlen; i++) {
397        if (strcmp(atf_dynstr_cstring(&str), buf) != 0) {
398            fprintf(stderr, "Failed at iteration %zd\n", i);
399            atf_tc_fail("Failed to append character at iteration %zd", i);
400        }
401
402        RE(append(&str, "%s", "a"));
403        strcat(buf, "a");
404    }
405    atf_dynstr_fini(&str);
406}
407
408static
409atf_error_t
410append_ap_aux(atf_dynstr_t *str, const char *fmt, ...)
411{
412    va_list ap;
413    atf_error_t err;
414
415    va_start(ap, fmt);
416    err = atf_dynstr_append_ap(str, fmt, ap);
417    va_end(ap);
418
419    return err;
420}
421
422ATF_TC(append_ap);
423ATF_TC_HEAD(append_ap, tc)
424{
425    atf_tc_set_md_var(tc, "descr", "Checks that appending a string to "
426                      "another one works");
427}
428ATF_TC_BODY(append_ap, tc)
429{
430    check_append(append_ap_aux);
431}
432
433ATF_TC(append_fmt);
434ATF_TC_HEAD(append_fmt, tc)
435{
436    atf_tc_set_md_var(tc, "descr", "Checks that appending a string to "
437                      "another one works");
438}
439ATF_TC_BODY(append_fmt, tc)
440{
441    check_append(atf_dynstr_append_fmt);
442}
443
444ATF_TC(clear);
445ATF_TC_HEAD(clear, tc)
446{
447    atf_tc_set_md_var(tc, "descr", "Checks clearing a string");
448}
449ATF_TC_BODY(clear, tc)
450{
451    atf_dynstr_t str;
452
453    printf("Clear an empty string\n");
454    RE(atf_dynstr_init(&str));
455    atf_dynstr_clear(&str);
456    ATF_REQUIRE_EQ(atf_dynstr_length(&str), 0);
457    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str), "") == 0);
458    atf_dynstr_fini(&str);
459
460    printf("Clear a non-empty string\n");
461    RE(atf_dynstr_init_fmt(&str, "Not empty"));
462    ATF_REQUIRE_EQ(atf_dynstr_length(&str), strlen("Not empty"));
463    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str), "Not empty") == 0);
464    atf_dynstr_clear(&str);
465    ATF_REQUIRE_EQ(atf_dynstr_length(&str), 0);
466    ATF_REQUIRE(strcmp(atf_dynstr_cstring(&str), "") == 0);
467    atf_dynstr_fini(&str);
468}
469
470static
471void
472check_prepend(atf_error_t (*prepend)(atf_dynstr_t *, const char *, ...))
473{
474    const size_t maxlen = 8192;
475    char buf[maxlen + 1];
476    size_t i;
477    atf_dynstr_t str;
478
479    printf("Prepending with plain string\n");
480    buf[0] = '\0';
481    RE(atf_dynstr_init(&str));
482    for (i = 0; i < maxlen; i++) {
483        if (strcmp(atf_dynstr_cstring(&str), buf) != 0) {
484            fprintf(stderr, "Failed at iteration %zd\n", i);
485            atf_tc_fail("Failed to prepend character at iteration %zd", i);
486        }
487
488        memmove(buf + 1, buf, i + 1);
489        if (i % 2 == 0) {
490            RE(prepend(&str, "%s", "a"));
491            buf[0] = 'a';
492        } else {
493            RE(prepend(&str, "%s", "b"));
494            buf[0] = 'b';
495        }
496    }
497    atf_dynstr_fini(&str);
498
499    printf("Prepending with formatted string\n");
500    buf[0] = '\0';
501    RE(atf_dynstr_init(&str));
502    for (i = 0; i < maxlen; i++) {
503        if (strcmp(atf_dynstr_cstring(&str), buf) != 0) {
504            fprintf(stderr, "Failed at iteration %zd\n", i);
505            atf_tc_fail("Failed to prepend character at iteration %zd", i);
506        }
507
508        memmove(buf + 1, buf, i + 1);
509        if (i % 2 == 0) {
510            RE(prepend(&str, "%s", "a"));
511            buf[0] = 'a';
512        } else {
513            RE(prepend(&str, "%s", "b"));
514            buf[0] = 'b';
515        }
516    }
517    atf_dynstr_fini(&str);
518}
519
520static
521atf_error_t
522prepend_ap_aux(atf_dynstr_t *str, const char *fmt, ...)
523{
524    va_list ap;
525    atf_error_t err;
526
527    va_start(ap, fmt);
528    err = atf_dynstr_prepend_ap(str, fmt, ap);
529    va_end(ap);
530
531    return err;
532}
533
534ATF_TC(prepend_ap);
535ATF_TC_HEAD(prepend_ap, tc)
536{
537    atf_tc_set_md_var(tc, "descr", "Checks that prepending a string to "
538                      "another one works");
539}
540ATF_TC_BODY(prepend_ap, tc)
541{
542    check_prepend(prepend_ap_aux);
543}
544
545ATF_TC(prepend_fmt);
546ATF_TC_HEAD(prepend_fmt, tc)
547{
548    atf_tc_set_md_var(tc, "descr", "Checks that prepending a string to "
549                      "another one works");
550}
551ATF_TC_BODY(prepend_fmt, tc)
552{
553    check_prepend(atf_dynstr_prepend_fmt);
554}
555
556/*
557 * Operators.
558 */
559
560ATF_TC(equal_cstring);
561ATF_TC_HEAD(equal_cstring, tc)
562{
563    atf_tc_set_md_var(tc, "descr", "Checks the atf_equal_dynstr_cstring "
564                      "function");
565}
566ATF_TC_BODY(equal_cstring, tc)
567{
568    atf_dynstr_t str;
569
570    RE(atf_dynstr_init(&str));
571    ATF_REQUIRE( atf_equal_dynstr_cstring(&str, ""));
572    ATF_REQUIRE(!atf_equal_dynstr_cstring(&str, "Test"));
573    atf_dynstr_fini(&str);
574
575    RE(atf_dynstr_init_fmt(&str, "Test"));
576    ATF_REQUIRE( atf_equal_dynstr_cstring(&str, "Test"));
577    ATF_REQUIRE(!atf_equal_dynstr_cstring(&str, ""));
578    ATF_REQUIRE(!atf_equal_dynstr_cstring(&str, "Tes"));
579    ATF_REQUIRE(!atf_equal_dynstr_cstring(&str, "Test "));
580    atf_dynstr_fini(&str);
581}
582
583ATF_TC(equal_dynstr);
584ATF_TC_HEAD(equal_dynstr, tc)
585{
586    atf_tc_set_md_var(tc, "descr", "Checks the atf_equal_dynstr_dynstr "
587                      "function");
588}
589ATF_TC_BODY(equal_dynstr, tc)
590{
591    atf_dynstr_t str, str2;
592
593    RE(atf_dynstr_init(&str));
594    RE(atf_dynstr_init_fmt(&str2, "Test"));
595    ATF_REQUIRE( atf_equal_dynstr_dynstr(&str, &str));
596    ATF_REQUIRE(!atf_equal_dynstr_dynstr(&str, &str2));
597    atf_dynstr_fini(&str2);
598    atf_dynstr_fini(&str);
599}
600
601/* ---------------------------------------------------------------------
602 * Main.
603 * --------------------------------------------------------------------- */
604
605ATF_TP_ADD_TCS(tp)
606{
607    /* Constructors and destructors. */
608    ATF_TP_ADD_TC(tp, init);
609    ATF_TP_ADD_TC(tp, init_ap);
610    ATF_TP_ADD_TC(tp, init_fmt);
611    ATF_TP_ADD_TC(tp, init_raw);
612    ATF_TP_ADD_TC(tp, init_rep);
613    ATF_TP_ADD_TC(tp, init_substr);
614    ATF_TP_ADD_TC(tp, copy);
615    ATF_TP_ADD_TC(tp, fini_disown);
616
617    /* Getters. */
618    ATF_TP_ADD_TC(tp, cstring);
619    ATF_TP_ADD_TC(tp, length);
620    ATF_TP_ADD_TC(tp, rfind_ch);
621
622    /* Modifiers. */
623    ATF_TP_ADD_TC(tp, append_ap);
624    ATF_TP_ADD_TC(tp, append_fmt);
625    ATF_TP_ADD_TC(tp, clear);
626    ATF_TP_ADD_TC(tp, prepend_ap);
627    ATF_TP_ADD_TC(tp, prepend_fmt);
628
629    /* Operators. */
630    ATF_TP_ADD_TC(tp, equal_cstring);
631    ATF_TP_ADD_TC(tp, equal_dynstr);
632
633    return atf_no_error();
634}
635