xref: /freebsd/contrib/atf/atf-c++/macros_test.cpp (revision a18eacbefdfa1085ca3db829e86ece78cd416493)
1 //
2 // Automated Testing Framework (atf)
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
17 // CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
18 // INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19 // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 // IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
21 // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
23 // GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
25 // IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
26 // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27 // IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 //
29 
30 extern "C" {
31 #include <fcntl.h>
32 #include <unistd.h>
33 }
34 
35 #include <cerrno>
36 #include <cstdlib>
37 #include <iostream>
38 #include <stdexcept>
39 
40 #include "macros.hpp"
41 #include "utils.hpp"
42 
43 #include "detail/fs.hpp"
44 #include "detail/process.hpp"
45 #include "detail/sanity.hpp"
46 #include "detail/test_helpers.hpp"
47 #include "detail/text.hpp"
48 
49 // ------------------------------------------------------------------------
50 // Auxiliary functions.
51 // ------------------------------------------------------------------------
52 
53 static
54 void
55 create_ctl_file(const char *name)
56 {
57     ATF_REQUIRE(open(name, O_CREAT | O_WRONLY | O_TRUNC, 0644) != -1);
58 }
59 
60 // ------------------------------------------------------------------------
61 // Auxiliary test cases.
62 // ------------------------------------------------------------------------
63 
64 ATF_TEST_CASE(h_pass);
65 ATF_TEST_CASE_HEAD(h_pass)
66 {
67     set_md_var("descr", "Helper test case");
68 }
69 ATF_TEST_CASE_BODY(h_pass)
70 {
71     create_ctl_file("before");
72     ATF_PASS();
73     create_ctl_file("after");
74 }
75 
76 ATF_TEST_CASE(h_fail);
77 ATF_TEST_CASE_HEAD(h_fail)
78 {
79     set_md_var("descr", "Helper test case");
80 }
81 ATF_TEST_CASE_BODY(h_fail)
82 {
83     create_ctl_file("before");
84     ATF_FAIL("Failed on purpose");
85     create_ctl_file("after");
86 }
87 
88 ATF_TEST_CASE(h_skip);
89 ATF_TEST_CASE_HEAD(h_skip)
90 {
91     set_md_var("descr", "Helper test case");
92 }
93 ATF_TEST_CASE_BODY(h_skip)
94 {
95     create_ctl_file("before");
96     ATF_SKIP("Skipped on purpose");
97     create_ctl_file("after");
98 }
99 
100 ATF_TEST_CASE(h_require);
101 ATF_TEST_CASE_HEAD(h_require)
102 {
103     set_md_var("descr", "Helper test case");
104 }
105 ATF_TEST_CASE_BODY(h_require)
106 {
107     bool condition = atf::text::to_bool(get_config_var("condition"));
108 
109     create_ctl_file("before");
110     ATF_REQUIRE(condition);
111     create_ctl_file("after");
112 }
113 
114 ATF_TEST_CASE(h_require_eq);
115 ATF_TEST_CASE_HEAD(h_require_eq)
116 {
117     set_md_var("descr", "Helper test case");
118 }
119 ATF_TEST_CASE_BODY(h_require_eq)
120 {
121     long v1 = atf::text::to_type< long >(get_config_var("v1"));
122     long v2 = atf::text::to_type< long >(get_config_var("v2"));
123 
124     create_ctl_file("before");
125     ATF_REQUIRE_EQ(v1, v2);
126     create_ctl_file("after");
127 }
128 
129 ATF_TEST_CASE(h_require_in);
130 ATF_TEST_CASE_HEAD(h_require_in)
131 {
132     set_md_var("descr", "Helper test case");
133 }
134 ATF_TEST_CASE_BODY(h_require_in)
135 {
136     const std::string element = get_config_var("value");
137 
138     std::set< std::string > collection;
139     collection.insert("foo");
140     collection.insert("bar");
141     collection.insert("baz");
142 
143     create_ctl_file("before");
144     ATF_REQUIRE_IN(element, collection);
145     create_ctl_file("after");
146 }
147 
148 ATF_TEST_CASE(h_require_match);
149 ATF_TEST_CASE_HEAD(h_require_match)
150 {
151     set_md_var("descr", "Helper test case");
152 }
153 ATF_TEST_CASE_BODY(h_require_match)
154 {
155     const std::string regexp = get_config_var("regexp");
156     const std::string string = get_config_var("string");
157 
158     create_ctl_file("before");
159     ATF_REQUIRE_MATCH(regexp, string);
160     create_ctl_file("after");
161 }
162 
163 ATF_TEST_CASE(h_require_not_in);
164 ATF_TEST_CASE_HEAD(h_require_not_in)
165 {
166     set_md_var("descr", "Helper test case");
167 }
168 ATF_TEST_CASE_BODY(h_require_not_in)
169 {
170     const std::string element = get_config_var("value");
171 
172     std::set< std::string > collection;
173     collection.insert("foo");
174     collection.insert("bar");
175     collection.insert("baz");
176 
177     create_ctl_file("before");
178     ATF_REQUIRE_NOT_IN(element, collection);
179     create_ctl_file("after");
180 }
181 
182 ATF_TEST_CASE(h_require_throw);
183 ATF_TEST_CASE_HEAD(h_require_throw)
184 {
185     set_md_var("descr", "Helper test case");
186 }
187 ATF_TEST_CASE_BODY(h_require_throw)
188 {
189     create_ctl_file("before");
190 
191     if (get_config_var("what") == "throw_int")
192         ATF_REQUIRE_THROW(std::runtime_error, if (1) throw int(5));
193     else if (get_config_var("what") == "throw_rt")
194         ATF_REQUIRE_THROW(std::runtime_error,
195                         if (1) throw std::runtime_error("e"));
196     else if (get_config_var("what") == "no_throw_rt")
197         ATF_REQUIRE_THROW(std::runtime_error,
198                         if (0) throw std::runtime_error("e"));
199 
200     create_ctl_file("after");
201 }
202 
203 ATF_TEST_CASE(h_require_throw_re);
204 ATF_TEST_CASE_HEAD(h_require_throw_re)
205 {
206     set_md_var("descr", "Helper test case");
207 }
208 ATF_TEST_CASE_BODY(h_require_throw_re)
209 {
210     create_ctl_file("before");
211 
212     if (get_config_var("what") == "throw_int")
213         ATF_REQUIRE_THROW_RE(std::runtime_error, "5", if (1) throw int(5));
214     else if (get_config_var("what") == "throw_rt_match")
215         ATF_REQUIRE_THROW_RE(std::runtime_error, "foo.*baz",
216                              if (1) throw std::runtime_error("a foo bar baz"));
217     else if (get_config_var("what") == "throw_rt_no_match")
218         ATF_REQUIRE_THROW_RE(std::runtime_error, "foo.*baz",
219                              if (1) throw std::runtime_error("baz foo bar a"));
220     else if (get_config_var("what") == "no_throw_rt")
221         ATF_REQUIRE_THROW_RE(std::runtime_error, "e",
222                              if (0) throw std::runtime_error("e"));
223 
224     create_ctl_file("after");
225 }
226 
227 static int
228 errno_fail_stub(const int raised_errno)
229 {
230     errno = raised_errno;
231     return -1;
232 }
233 
234 static int
235 errno_ok_stub(void)
236 {
237     return 0;
238 }
239 
240 ATF_TEST_CASE(h_check_errno);
241 ATF_TEST_CASE_HEAD(h_check_errno)
242 {
243     set_md_var("descr", "Helper test case");
244 }
245 ATF_TEST_CASE_BODY(h_check_errno)
246 {
247     create_ctl_file("before");
248 
249     if (get_config_var("what") == "no_error")
250         ATF_CHECK_ERRNO(-1, errno_ok_stub() == -1);
251     else if (get_config_var("what") == "errno_ok")
252         ATF_CHECK_ERRNO(2, errno_fail_stub(2) == -1);
253     else if (get_config_var("what") == "errno_fail")
254         ATF_CHECK_ERRNO(3, errno_fail_stub(4) == -1);
255     else
256         UNREACHABLE;
257 
258     create_ctl_file("after");
259 }
260 
261 ATF_TEST_CASE(h_require_errno);
262 ATF_TEST_CASE_HEAD(h_require_errno)
263 {
264     set_md_var("descr", "Helper test case");
265 }
266 ATF_TEST_CASE_BODY(h_require_errno)
267 {
268     create_ctl_file("before");
269 
270     if (get_config_var("what") == "no_error")
271         ATF_REQUIRE_ERRNO(-1, errno_ok_stub() == -1);
272     else if (get_config_var("what") == "errno_ok")
273         ATF_REQUIRE_ERRNO(2, errno_fail_stub(2) == -1);
274     else if (get_config_var("what") == "errno_fail")
275         ATF_REQUIRE_ERRNO(3, errno_fail_stub(4) == -1);
276     else
277         UNREACHABLE;
278 
279     create_ctl_file("after");
280 }
281 
282 // ------------------------------------------------------------------------
283 // Test cases for the macros.
284 // ------------------------------------------------------------------------
285 
286 ATF_TEST_CASE(pass);
287 ATF_TEST_CASE_HEAD(pass)
288 {
289     set_md_var("descr", "Tests the ATF_PASS macro");
290 }
291 ATF_TEST_CASE_BODY(pass)
292 {
293     ATF_TEST_CASE_USE(h_pass);
294     run_h_tc< ATF_TEST_CASE_NAME(h_pass) >();
295     ATF_REQUIRE(atf::utils::grep_file("^passed", "result"));
296     ATF_REQUIRE(atf::fs::exists(atf::fs::path("before")));
297     ATF_REQUIRE(!atf::fs::exists(atf::fs::path("after")));
298 }
299 
300 ATF_TEST_CASE(fail);
301 ATF_TEST_CASE_HEAD(fail)
302 {
303     set_md_var("descr", "Tests the ATF_FAIL macro");
304 }
305 ATF_TEST_CASE_BODY(fail)
306 {
307     ATF_TEST_CASE_USE(h_fail);
308     run_h_tc< ATF_TEST_CASE_NAME(h_fail) >();
309     ATF_REQUIRE(atf::utils::grep_file("^failed: Failed on purpose", "result"));
310     ATF_REQUIRE(atf::fs::exists(atf::fs::path("before")));
311     ATF_REQUIRE(!atf::fs::exists(atf::fs::path("after")));
312 }
313 
314 ATF_TEST_CASE(skip);
315 ATF_TEST_CASE_HEAD(skip)
316 {
317     set_md_var("descr", "Tests the ATF_SKIP macro");
318 }
319 ATF_TEST_CASE_BODY(skip)
320 {
321     ATF_TEST_CASE_USE(h_skip);
322     run_h_tc< ATF_TEST_CASE_NAME(h_skip) >();
323     ATF_REQUIRE(atf::utils::grep_file("^skipped: Skipped on purpose",
324         "result"));
325     ATF_REQUIRE(atf::fs::exists(atf::fs::path("before")));
326     ATF_REQUIRE(!atf::fs::exists(atf::fs::path("after")));
327 }
328 
329 ATF_TEST_CASE(require);
330 ATF_TEST_CASE_HEAD(require)
331 {
332     set_md_var("descr", "Tests the ATF_REQUIRE macro");
333 }
334 ATF_TEST_CASE_BODY(require)
335 {
336     struct test {
337         const char *cond;
338         bool ok;
339     } *t, tests[] = {
340         { "false", false },
341         { "true", true },
342         { NULL, false }
343     };
344 
345     const atf::fs::path before("before");
346     const atf::fs::path after("after");
347 
348     for (t = &tests[0]; t->cond != NULL; t++) {
349         atf::tests::vars_map config;
350         config["condition"] = t->cond;
351 
352         std::cout << "Checking with a " << t->cond << " value\n";
353 
354         ATF_TEST_CASE_USE(h_require);
355         run_h_tc< ATF_TEST_CASE_NAME(h_require) >(config);
356 
357         ATF_REQUIRE(atf::fs::exists(before));
358         if (t->ok) {
359             ATF_REQUIRE(atf::utils::grep_file("^passed", "result"));
360             ATF_REQUIRE(atf::fs::exists(after));
361         } else {
362             ATF_REQUIRE(atf::utils::grep_file(
363                 "^failed: .*condition not met", "result"));
364             ATF_REQUIRE(!atf::fs::exists(after));
365         }
366 
367         atf::fs::remove(before);
368         if (t->ok)
369             atf::fs::remove(after);
370     }
371 }
372 
373 ATF_TEST_CASE(require_eq);
374 ATF_TEST_CASE_HEAD(require_eq)
375 {
376     set_md_var("descr", "Tests the ATF_REQUIRE_EQ macro");
377 }
378 ATF_TEST_CASE_BODY(require_eq)
379 {
380     struct test {
381         const char *v1;
382         const char *v2;
383         bool ok;
384     } *t, tests[] = {
385         { "1", "1", true },
386         { "1", "2", false },
387         { "2", "1", false },
388         { "2", "2", true },
389         { NULL, NULL, false }
390     };
391 
392     const atf::fs::path before("before");
393     const atf::fs::path after("after");
394 
395     for (t = &tests[0]; t->v1 != NULL; t++) {
396         atf::tests::vars_map config;
397         config["v1"] = t->v1;
398         config["v2"] = t->v2;
399 
400         std::cout << "Checking with " << t->v1 << ", " << t->v2
401                   << " and expecting " << (t->ok ? "true" : "false")
402                   << "\n";
403 
404         ATF_TEST_CASE_USE(h_require_eq);
405         run_h_tc< ATF_TEST_CASE_NAME(h_require_eq) >(config);
406 
407         ATF_REQUIRE(atf::fs::exists(before));
408         if (t->ok) {
409             ATF_REQUIRE(atf::utils::grep_file("^passed", "result"));
410             ATF_REQUIRE(atf::fs::exists(after));
411         } else {
412             ATF_REQUIRE(atf::utils::grep_file("^failed: .*v1 != v2", "result"));
413             ATF_REQUIRE(!atf::fs::exists(after));
414         }
415 
416         atf::fs::remove(before);
417         if (t->ok)
418             atf::fs::remove(after);
419     }
420 }
421 
422 ATF_TEST_CASE(require_in);
423 ATF_TEST_CASE_HEAD(require_in)
424 {
425     set_md_var("descr", "Tests the ATF_REQUIRE_IN macro");
426 }
427 ATF_TEST_CASE_BODY(require_in)
428 {
429     struct test {
430         const char *value;
431         bool ok;
432     } *t, tests[] = {
433         { "foo", true },
434         { "bar", true },
435         { "baz", true },
436         { "xxx", false },
437         { "fooa", false },
438         { "foo ", false },
439         { NULL, false }
440     };
441 
442     const atf::fs::path before("before");
443     const atf::fs::path after("after");
444 
445     for (t = &tests[0]; t->value != NULL; t++) {
446         atf::tests::vars_map config;
447         config["value"] = t->value;
448 
449         ATF_TEST_CASE_USE(h_require_in);
450         run_h_tc< ATF_TEST_CASE_NAME(h_require_in) >(config);
451 
452         ATF_REQUIRE(atf::fs::exists(before));
453         if (t->ok) {
454             ATF_REQUIRE(atf::utils::grep_file("^passed", "result"));
455             ATF_REQUIRE(atf::fs::exists(after));
456         } else {
457             ATF_REQUIRE(atf::utils::grep_file("^failed: ", "result"));
458             ATF_REQUIRE(!atf::fs::exists(after));
459         }
460 
461         atf::fs::remove(before);
462         if (t->ok)
463             atf::fs::remove(after);
464     }
465 }
466 
467 ATF_TEST_CASE(require_match);
468 ATF_TEST_CASE_HEAD(require_match)
469 {
470     set_md_var("descr", "Tests the ATF_REQUIRE_MATCH macro");
471 }
472 ATF_TEST_CASE_BODY(require_match)
473 {
474     struct test {
475         const char *regexp;
476         const char *string;
477         bool ok;
478     } *t, tests[] = {
479         { "foo.*bar", "this is a foo, bar, baz", true },
480         { "bar.*baz", "this is a baz, bar, foo", false },
481         { NULL, NULL, false }
482     };
483 
484     const atf::fs::path before("before");
485     const atf::fs::path after("after");
486 
487     for (t = &tests[0]; t->regexp != NULL; t++) {
488         atf::tests::vars_map config;
489         config["regexp"] = t->regexp;
490         config["string"] = t->string;
491 
492         std::cout << "Checking with " << t->regexp << ", " << t->string
493                   << " and expecting " << (t->ok ? "true" : "false")
494                   << "\n";
495 
496         ATF_TEST_CASE_USE(h_require_match);
497         run_h_tc< ATF_TEST_CASE_NAME(h_require_match) >(config);
498 
499         ATF_REQUIRE(atf::fs::exists(before));
500         if (t->ok) {
501             ATF_REQUIRE(atf::utils::grep_file("^passed", "result"));
502             ATF_REQUIRE(atf::fs::exists(after));
503         } else {
504             ATF_REQUIRE(atf::utils::grep_file("^failed: ", "result"));
505             ATF_REQUIRE(!atf::fs::exists(after));
506         }
507 
508         atf::fs::remove(before);
509         if (t->ok)
510             atf::fs::remove(after);
511     }
512 }
513 
514 ATF_TEST_CASE(require_not_in);
515 ATF_TEST_CASE_HEAD(require_not_in)
516 {
517     set_md_var("descr", "Tests the ATF_REQUIRE_NOT_IN macro");
518 }
519 ATF_TEST_CASE_BODY(require_not_in)
520 {
521     struct test {
522         const char *value;
523         bool ok;
524     } *t, tests[] = {
525         { "foo", false },
526         { "bar", false },
527         { "baz", false },
528         { "xxx", true },
529         { "fooa", true },
530         { "foo ", true },
531         { NULL, false }
532     };
533 
534     const atf::fs::path before("before");
535     const atf::fs::path after("after");
536 
537     for (t = &tests[0]; t->value != NULL; t++) {
538         atf::tests::vars_map config;
539         config["value"] = t->value;
540 
541         ATF_TEST_CASE_USE(h_require_not_in);
542         run_h_tc< ATF_TEST_CASE_NAME(h_require_not_in) >(config);
543 
544         ATF_REQUIRE(atf::fs::exists(before));
545         if (t->ok) {
546             ATF_REQUIRE(atf::utils::grep_file("^passed", "result"));
547             ATF_REQUIRE(atf::fs::exists(after));
548         } else {
549             ATF_REQUIRE(atf::utils::grep_file("^failed: ", "result"));
550             ATF_REQUIRE(!atf::fs::exists(after));
551         }
552 
553         atf::fs::remove(before);
554         if (t->ok)
555             atf::fs::remove(after);
556     }
557 }
558 
559 ATF_TEST_CASE(require_throw);
560 ATF_TEST_CASE_HEAD(require_throw)
561 {
562     set_md_var("descr", "Tests the ATF_REQUIRE_THROW macro");
563 }
564 ATF_TEST_CASE_BODY(require_throw)
565 {
566     struct test {
567         const char *what;
568         bool ok;
569         const char *msg;
570     } *t, tests[] = {
571         { "throw_int", false, "unexpected error" },
572         { "throw_rt", true, NULL },
573         { "no_throw_rt", false, "did not throw" },
574         { NULL, false, NULL }
575     };
576 
577     const atf::fs::path before("before");
578     const atf::fs::path after("after");
579 
580     for (t = &tests[0]; t->what != NULL; t++) {
581         atf::tests::vars_map config;
582         config["what"] = t->what;
583 
584         std::cout << "Checking with " << t->what << " and expecting "
585                   << (t->ok ? "true" : "false") << "\n";
586 
587         ATF_TEST_CASE_USE(h_require_throw);
588         run_h_tc< ATF_TEST_CASE_NAME(h_require_throw) >(config);
589 
590         ATF_REQUIRE(atf::fs::exists(before));
591         if (t->ok) {
592             ATF_REQUIRE(atf::utils::grep_file("^passed", "result"));
593             ATF_REQUIRE(atf::fs::exists(after));
594         } else {
595             std::cout << "Checking that message contains '" << t->msg
596                       << "'\n";
597             std::string exp_result = std::string("^failed: .*") + t->msg;
598             ATF_REQUIRE(atf::utils::grep_file(exp_result.c_str(), "result"));
599             ATF_REQUIRE(!atf::fs::exists(after));
600         }
601 
602         atf::fs::remove(before);
603         if (t->ok)
604             atf::fs::remove(after);
605     }
606 }
607 
608 ATF_TEST_CASE(require_throw_re);
609 ATF_TEST_CASE_HEAD(require_throw_re)
610 {
611     set_md_var("descr", "Tests the ATF_REQUIRE_THROW_RE macro");
612 }
613 ATF_TEST_CASE_BODY(require_throw_re)
614 {
615     struct test {
616         const char *what;
617         bool ok;
618         const char *msg;
619     } *t, tests[] = {
620         { "throw_int", false, "unexpected error" },
621         { "throw_rt_match", true, NULL },
622         { "throw_rt_no_match", false,
623           "threw.*runtime_error\\(baz foo bar a\\).*"
624           "does not match 'foo\\.\\*baz'" },
625         { "no_throw_rt", false, "did not throw" },
626         { NULL, false, NULL }
627     };
628 
629     const atf::fs::path before("before");
630     const atf::fs::path after("after");
631 
632     for (t = &tests[0]; t->what != NULL; t++) {
633         atf::tests::vars_map config;
634         config["what"] = t->what;
635 
636         std::cout << "Checking with " << t->what << " and expecting "
637                   << (t->ok ? "true" : "false") << "\n";
638 
639         ATF_TEST_CASE_USE(h_require_throw_re);
640         run_h_tc< ATF_TEST_CASE_NAME(h_require_throw_re) >(config);
641 
642         ATF_REQUIRE(atf::fs::exists(before));
643         if (t->ok) {
644             ATF_REQUIRE(atf::utils::grep_file("^passed", "result"));
645             ATF_REQUIRE(atf::fs::exists(after));
646         } else {
647             std::cout << "Checking that message contains '" << t->msg
648                       << "'\n";
649             std::string exp_result = std::string("^failed: .*") + t->msg;
650             ATF_REQUIRE(atf::utils::grep_file(exp_result.c_str(), "result"));
651             ATF_REQUIRE(!atf::fs::exists(after));
652         }
653 
654         atf::fs::remove(before);
655         if (t->ok)
656             atf::fs::remove(after);
657     }
658 }
659 
660 ATF_TEST_CASE(check_errno);
661 ATF_TEST_CASE_HEAD(check_errno)
662 {
663     set_md_var("descr", "Tests the ATF_CHECK_ERRNO macro");
664 }
665 ATF_TEST_CASE_BODY(check_errno)
666 {
667     struct test {
668         const char *what;
669         bool ok;
670         const char *msg;
671     } *t, tests[] = {
672         { "no_error", false,
673           "Expected true value in errno_ok_stub\\(\\) == -1" },
674         { "errno_ok", true, NULL },
675         { "errno_fail", false,
676           "Expected errno 3, got 4, in errno_fail_stub\\(4\\) == -1" },
677         { NULL, false, NULL }
678     };
679 
680     const atf::fs::path before("before");
681     const atf::fs::path after("after");
682 
683     for (t = &tests[0]; t->what != NULL; t++) {
684         atf::tests::vars_map config;
685         config["what"] = t->what;
686 
687         ATF_TEST_CASE_USE(h_check_errno);
688         run_h_tc< ATF_TEST_CASE_NAME(h_check_errno) >(config);
689 
690         ATF_REQUIRE(atf::fs::exists(before));
691         ATF_REQUIRE(atf::fs::exists(after));
692 
693         if (t->ok) {
694             ATF_REQUIRE(atf::utils::grep_file("^passed", "result"));
695         } else {
696             ATF_REQUIRE(atf::utils::grep_file("^failed", "result"));
697 
698             std::string exp_result = "macros_test.cpp:[0-9]+: " +
699                 std::string(t->msg) + "$";
700             ATF_REQUIRE(atf::utils::grep_file(exp_result.c_str(), "stderr"));
701         }
702 
703         atf::fs::remove(before);
704         atf::fs::remove(after);
705     }
706 }
707 
708 ATF_TEST_CASE(require_errno);
709 ATF_TEST_CASE_HEAD(require_errno)
710 {
711     set_md_var("descr", "Tests the ATF_REQUIRE_ERRNO macro");
712 }
713 ATF_TEST_CASE_BODY(require_errno)
714 {
715     struct test {
716         const char *what;
717         bool ok;
718         const char *msg;
719     } *t, tests[] = {
720         { "no_error", false,
721           "Expected true value in errno_ok_stub\\(\\) == -1" },
722         { "errno_ok", true, NULL },
723         { "errno_fail", false,
724           "Expected errno 3, got 4, in errno_fail_stub\\(4\\) == -1" },
725         { NULL, false, NULL }
726     };
727 
728     const atf::fs::path before("before");
729     const atf::fs::path after("after");
730 
731     for (t = &tests[0]; t->what != NULL; t++) {
732         atf::tests::vars_map config;
733         config["what"] = t->what;
734 
735         ATF_TEST_CASE_USE(h_require_errno);
736         run_h_tc< ATF_TEST_CASE_NAME(h_require_errno) >(config);
737 
738         ATF_REQUIRE(atf::fs::exists(before));
739         if (t->ok) {
740             ATF_REQUIRE(atf::utils::grep_file("^passed", "result"));
741             ATF_REQUIRE(atf::fs::exists(after));
742         } else {
743             std::string exp_result = "^failed: .*macros_test.cpp:[0-9]+: " +
744                 std::string(t->msg) + "$";
745             ATF_REQUIRE(atf::utils::grep_file(exp_result.c_str(), "result"));
746 
747             ATF_REQUIRE(!atf::fs::exists(after));
748         }
749 
750         atf::fs::remove(before);
751         if (t->ok)
752             atf::fs::remove(after);
753     }
754 }
755 
756 // ------------------------------------------------------------------------
757 // Tests cases for the header file.
758 // ------------------------------------------------------------------------
759 
760 HEADER_TC(include, "atf-c++/macros.hpp");
761 BUILD_TC(use, "macros_hpp_test.cpp",
762          "Tests that the macros provided by the atf-c++/macros.hpp file "
763          "do not cause syntax errors when used",
764          "Build of macros_hpp_test.cpp failed; some macros in "
765          "atf-c++/macros.hpp are broken");
766 BUILD_TC_FAIL(detect_unused_tests, "unused_test.cpp",
767          "Tests that defining an unused test case raises a warning (and thus "
768          "an error)",
769          "Build of unused_test.cpp passed; unused test cases are not properly "
770          "detected");
771 
772 // ------------------------------------------------------------------------
773 // Main.
774 // ------------------------------------------------------------------------
775 
776 ATF_INIT_TEST_CASES(tcs)
777 {
778     // Add the test cases for the macros.
779     ATF_ADD_TEST_CASE(tcs, pass);
780     ATF_ADD_TEST_CASE(tcs, fail);
781     ATF_ADD_TEST_CASE(tcs, skip);
782     ATF_ADD_TEST_CASE(tcs, check_errno);
783     ATF_ADD_TEST_CASE(tcs, require);
784     ATF_ADD_TEST_CASE(tcs, require_eq);
785     ATF_ADD_TEST_CASE(tcs, require_in);
786     ATF_ADD_TEST_CASE(tcs, require_match);
787     ATF_ADD_TEST_CASE(tcs, require_not_in);
788     ATF_ADD_TEST_CASE(tcs, require_throw);
789     ATF_ADD_TEST_CASE(tcs, require_throw_re);
790     ATF_ADD_TEST_CASE(tcs, require_errno);
791 
792     // Add the test cases for the header file.
793     ATF_ADD_TEST_CASE(tcs, include);
794     ATF_ADD_TEST_CASE(tcs, use);
795     ATF_ADD_TEST_CASE(tcs, detect_unused_tests);
796 }
797