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libevent update from 2.0.11 to 2.0.18
[tomato.git] / release / src / router / libevent / test / regress.c
blob2d48583d2d43f8a419e285357c570dd1a7544494
1 /*
2 * Copyright (c) 2003-2007 Niels Provos <provos@citi.umich.edu>
3 * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28 #ifdef WIN32
29 #include <winsock2.h>
30 #include <windows.h>
31 #endif
32
33 #include "event2/event-config.h"
34
35 #include <sys/types.h>
36 #include <sys/stat.h>
37 #ifdef _EVENT_HAVE_SYS_TIME_H
38 #include <sys/time.h>
39 #endif
40 #include <sys/queue.h>
41 #ifndef WIN32
42 #include <sys/socket.h>
43 #include <sys/wait.h>
44 #include <signal.h>
45 #include <unistd.h>
46 #include <netdb.h>
47 #endif
48 #include <fcntl.h>
49 #include <signal.h>
50 #include <stdlib.h>
51 #include <stdio.h>
52 #include <string.h>
53 #include <errno.h>
54 #include <assert.h>
55 #include <ctype.h>
56
57 #include "event2/event.h"
58 #include "event2/event_struct.h"
59 #include "event2/event_compat.h"
60 #include "event2/tag.h"
61 #include "event2/buffer.h"
62 #include "event2/buffer_compat.h"
63 #include "event2/util.h"
64 #include "event-internal.h"
65 #include "evthread-internal.h"
66 #include "util-internal.h"
67 #include "log-internal.h"
68
69 #include "regress.h"
70
71 #ifndef WIN32
72 #include "regress.gen.h"
73 #endif
74
75 evutil_socket_t pair[2];
76 int test_ok;
77 int called;
78 struct event_base *global_base;
79
80 static char wbuf[4096];
81 static char rbuf[4096];
82 static int woff;
83 static int roff;
84 static int usepersist;
85 static struct timeval tset;
86 static struct timeval tcalled;
87
88
89 #define TEST1 "this is a test"
90 #define SECONDS 1
91
92 #ifndef SHUT_WR
93 #define SHUT_WR 1
94 #endif
95
96 #ifdef WIN32
97 #define write(fd,buf,len) send((fd),(buf),(int)(len),0)
98 #define read(fd,buf,len) recv((fd),(buf),(int)(len),0)
99 #endif
100
101 struct basic_cb_args
102 {
103 struct event_base *eb;
104 struct event *ev;
105 unsigned int callcount;
106 };
107
108 static void
109 simple_read_cb(evutil_socket_t fd, short event, void *arg)
110 {
111 char buf[256];
112 int len;
113
114 len = read(fd, buf, sizeof(buf));
115
116 if (len) {
117 if (!called) {
118 if (event_add(arg, NULL) == -1)
119 exit(1);
120 }
121 } else if (called == 1)
122 test_ok = 1;
123
124 called++;
125 }
126
127 static void
128 basic_read_cb(evutil_socket_t fd, short event, void *data)
129 {
130 char buf[256];
131 int len;
132 struct basic_cb_args *arg = data;
133
134 len = read(fd, buf, sizeof(buf));
135
136 if (len < 0) {
137 tt_fail_perror("read (callback)");
138 } else {
139 switch (arg->callcount++) {
140 case 0: /* first call: expect to read data; cycle */
141 if (len > 0)
142 return;
143
144 tt_fail_msg("EOF before data read");
145 break;
146
147 case 1: /* second call: expect EOF; stop */
148 if (len > 0)
149 tt_fail_msg("not all data read on first cycle");
150 break;
151
152 default: /* third call: should not happen */
153 tt_fail_msg("too many cycles");
154 }
155 }
156
157 event_del(arg->ev);
158 event_base_loopexit(arg->eb, NULL);
159 }
160
161 static void
162 dummy_read_cb(evutil_socket_t fd, short event, void *arg)
163 {
164 }
165
166 static void
167 simple_write_cb(evutil_socket_t fd, short event, void *arg)
168 {
169 int len;
170
171 len = write(fd, TEST1, strlen(TEST1) + 1);
172 if (len == -1)
173 test_ok = 0;
174 else
175 test_ok = 1;
176 }
177
178 static void
179 multiple_write_cb(evutil_socket_t fd, short event, void *arg)
180 {
181 struct event *ev = arg;
182 int len;
183
184 len = 128;
185 if (woff + len >= (int)sizeof(wbuf))
186 len = sizeof(wbuf) - woff;
187
188 len = write(fd, wbuf + woff, len);
189 if (len == -1) {
190 fprintf(stderr, "%s: write\n", __func__);
191 if (usepersist)
192 event_del(ev);
193 return;
194 }
195
196 woff += len;
197
198 if (woff >= (int)sizeof(wbuf)) {
199 shutdown(fd, SHUT_WR);
200 if (usepersist)
201 event_del(ev);
202 return;
203 }
204
205 if (!usepersist) {
206 if (event_add(ev, NULL) == -1)
207 exit(1);
208 }
209 }
210
211 static void
212 multiple_read_cb(evutil_socket_t fd, short event, void *arg)
213 {
214 struct event *ev = arg;
215 int len;
216
217 len = read(fd, rbuf + roff, sizeof(rbuf) - roff);
218 if (len == -1)
219 fprintf(stderr, "%s: read\n", __func__);
220 if (len <= 0) {
221 if (usepersist)
222 event_del(ev);
223 return;
224 }
225
226 roff += len;
227 if (!usepersist) {
228 if (event_add(ev, NULL) == -1)
229 exit(1);
230 }
231 }
232
233 static void
234 timeout_cb(evutil_socket_t fd, short event, void *arg)
235 {
236 struct timeval tv;
237 int diff;
238
239 evutil_gettimeofday(&tcalled, NULL);
240 if (evutil_timercmp(&tcalled, &tset, >))
241 evutil_timersub(&tcalled, &tset, &tv);
242 else
243 evutil_timersub(&tset, &tcalled, &tv);
244
245 diff = tv.tv_sec*1000 + tv.tv_usec/1000 - SECONDS * 1000;
246 if (diff < 0)
247 diff = -diff;
248
249 if (diff < 100)
250 test_ok = 1;
251 }
252
253 struct both {
254 struct event ev;
255 int nread;
256 };
257
258 static void
259 combined_read_cb(evutil_socket_t fd, short event, void *arg)
260 {
261 struct both *both = arg;
262 char buf[128];
263 int len;
264
265 len = read(fd, buf, sizeof(buf));
266 if (len == -1)
267 fprintf(stderr, "%s: read\n", __func__);
268 if (len <= 0)
269 return;
270
271 both->nread += len;
272 if (event_add(&both->ev, NULL) == -1)
273 exit(1);
274 }
275
276 static void
277 combined_write_cb(evutil_socket_t fd, short event, void *arg)
278 {
279 struct both *both = arg;
280 char buf[128];
281 int len;
282
283 len = sizeof(buf);
284 if (len > both->nread)
285 len = both->nread;
286
287 memset(buf, 'q', len);
288
289 len = write(fd, buf, len);
290 if (len == -1)
291 fprintf(stderr, "%s: write\n", __func__);
292 if (len <= 0) {
293 shutdown(fd, SHUT_WR);
294 return;
295 }
296
297 both->nread -= len;
298 if (event_add(&both->ev, NULL) == -1)
299 exit(1);
300 }
301
302 /* These macros used to replicate the work of the legacy test wrapper code */
303 #define setup_test(x) do { \
304 if (!in_legacy_test_wrapper) { \
305 TT_FAIL(("Legacy test %s not wrapped properly", x)); \
306 return; \
307 } \
308 } while (0)
309 #define cleanup_test() setup_test("cleanup")
310
311 static void
312 test_simpleread(void)
313 {
314 struct event ev;
315
316 /* Very simple read test */
317 setup_test("Simple read: ");
318
319 if (write(pair[0], TEST1, strlen(TEST1)+1) < 0) {
320 tt_fail_perror("write");
321 }
322
323 shutdown(pair[0], SHUT_WR);
324
325 event_set(&ev, pair[1], EV_READ, simple_read_cb, &ev);
326 if (event_add(&ev, NULL) == -1)
327 exit(1);
328 event_dispatch();
329
330 cleanup_test();
331 }
332
333 static void
334 test_simplewrite(void)
335 {
336 struct event ev;
337
338 /* Very simple write test */
339 setup_test("Simple write: ");
340
341 event_set(&ev, pair[0], EV_WRITE, simple_write_cb, &ev);
342 if (event_add(&ev, NULL) == -1)
343 exit(1);
344 event_dispatch();
345
346 cleanup_test();
347 }
348
349 static void
350 simpleread_multiple_cb(evutil_socket_t fd, short event, void *arg)
351 {
352 if (++called == 2)
353 test_ok = 1;
354 }
355
356 static void
357 test_simpleread_multiple(void)
358 {
359 struct event one, two;
360
361 /* Very simple read test */
362 setup_test("Simple read to multiple evens: ");
363
364 if (write(pair[0], TEST1, strlen(TEST1)+1) < 0) {
365 tt_fail_perror("write");
366 }
367
368 shutdown(pair[0], SHUT_WR);
369
370 event_set(&one, pair[1], EV_READ, simpleread_multiple_cb, NULL);
371 if (event_add(&one, NULL) == -1)
372 exit(1);
373 event_set(&two, pair[1], EV_READ, simpleread_multiple_cb, NULL);
374 if (event_add(&two, NULL) == -1)
375 exit(1);
376 event_dispatch();
377
378 cleanup_test();
379 }
380
381 static int have_closed = 0;
382 static int premature_event = 0;
383 static void
384 simpleclose_close_fd_cb(evutil_socket_t s, short what, void *ptr)
385 {
386 evutil_socket_t **fds = ptr;
387 TT_BLATHER(("Closing"));
388 evutil_closesocket(*fds[0]);
389 evutil_closesocket(*fds[1]);
390 *fds[0] = -1;
391 *fds[1] = -1;
392 have_closed = 1;
393 }
394
395 static void
396 record_event_cb(evutil_socket_t s, short what, void *ptr)
397 {
398 short *whatp = ptr;
399 if (!have_closed)
400 premature_event = 1;
401 *whatp = what;
402 TT_BLATHER(("Recorded %d on socket %d", (int)what, (int)s));
403 }
404
405 static void
406 test_simpleclose(void *ptr)
407 {
408 /* Test that a close of FD is detected as a read and as a write. */
409 struct event_base *base = event_base_new();
410 evutil_socket_t pair1[2]={-1,-1}, pair2[2] = {-1, -1};
411 evutil_socket_t *to_close[2];
412 struct event *rev=NULL, *wev=NULL, *closeev=NULL;
413 struct timeval tv;
414 short got_read_on_close = 0, got_write_on_close = 0;
415 char buf[1024];
416 memset(buf, 99, sizeof(buf));
417 #ifdef WIN32
418 #define LOCAL_SOCKETPAIR_AF AF_INET
419 #else
420 #define LOCAL_SOCKETPAIR_AF AF_UNIX
421 #endif
422 if (evutil_socketpair(LOCAL_SOCKETPAIR_AF, SOCK_STREAM, 0, pair1)<0)
423 TT_DIE(("socketpair: %s", strerror(errno)));
424 if (evutil_socketpair(LOCAL_SOCKETPAIR_AF, SOCK_STREAM, 0, pair2)<0)
425 TT_DIE(("socketpair: %s", strerror(errno)));
426 if (evutil_make_socket_nonblocking(pair1[1]) < 0)
427 TT_DIE(("make_socket_nonblocking"));
428 if (evutil_make_socket_nonblocking(pair2[1]) < 0)
429 TT_DIE(("make_socket_nonblocking"));
430
431 /** Stuff pair2[1] full of data, until write fails */
432 while (1) {
433 int r = write(pair2[1], buf, sizeof(buf));
434 if (r<0) {
435 int err = evutil_socket_geterror(pair2[1]);
436 if (! EVUTIL_ERR_RW_RETRIABLE(err))
437 TT_DIE(("write failed strangely: %s",
438 evutil_socket_error_to_string(err)));
439 break;
440 }
441 }
442 to_close[0] = &pair1[0];
443 to_close[1] = &pair2[0];
444
445 closeev = event_new(base, -1, EV_TIMEOUT, simpleclose_close_fd_cb,
446 to_close);
447 rev = event_new(base, pair1[1], EV_READ, record_event_cb,
448 &got_read_on_close);
449 TT_BLATHER(("Waiting for read on %d", (int)pair1[1]));
450 wev = event_new(base, pair2[1], EV_WRITE, record_event_cb,
451 &got_write_on_close);
452 TT_BLATHER(("Waiting for write on %d", (int)pair2[1]));
453 tv.tv_sec = 0;
454 tv.tv_usec = 100*1000; /* Close pair1[0] after a little while, and make
455 * sure we get a read event. */
456 event_add(closeev, &tv);
457 event_add(rev, NULL);
458 event_add(wev, NULL);
459 /* Don't let the test go on too long. */
460 tv.tv_sec = 0;
461 tv.tv_usec = 200*1000;
462 event_base_loopexit(base, &tv);
463 event_base_loop(base, 0);
464
465 tt_int_op(got_read_on_close, ==, EV_READ);
466 tt_int_op(got_write_on_close, ==, EV_WRITE);
467 tt_int_op(premature_event, ==, 0);
468
469 end:
470 if (pair1[0] >= 0)
471 evutil_closesocket(pair1[0]);
472 if (pair1[1] >= 0)
473 evutil_closesocket(pair1[1]);
474 if (pair2[0] >= 0)
475 evutil_closesocket(pair2[0]);
476 if (pair2[1] >= 0)
477 evutil_closesocket(pair2[1]);
478 if (rev)
479 event_free(rev);
480 if (wev)
481 event_free(wev);
482 if (closeev)
483 event_free(closeev);
484 if (base)
485 event_base_free(base);
486 }
487
488
489 static void
490 test_multiple(void)
491 {
492 struct event ev, ev2;
493 int i;
494
495 /* Multiple read and write test */
496 setup_test("Multiple read/write: ");
497 memset(rbuf, 0, sizeof(rbuf));
498 for (i = 0; i < (int)sizeof(wbuf); i++)
499 wbuf[i] = i;
500
501 roff = woff = 0;
502 usepersist = 0;
503
504 event_set(&ev, pair[0], EV_WRITE, multiple_write_cb, &ev);
505 if (event_add(&ev, NULL) == -1)
506 exit(1);
507 event_set(&ev2, pair[1], EV_READ, multiple_read_cb, &ev2);
508 if (event_add(&ev2, NULL) == -1)
509 exit(1);
510 event_dispatch();
511
512 if (roff == woff)
513 test_ok = memcmp(rbuf, wbuf, sizeof(wbuf)) == 0;
514
515 cleanup_test();
516 }
517
518 static void
519 test_persistent(void)
520 {
521 struct event ev, ev2;
522 int i;
523
524 /* Multiple read and write test with persist */
525 setup_test("Persist read/write: ");
526 memset(rbuf, 0, sizeof(rbuf));
527 for (i = 0; i < (int)sizeof(wbuf); i++)
528 wbuf[i] = i;
529
530 roff = woff = 0;
531 usepersist = 1;
532
533 event_set(&ev, pair[0], EV_WRITE|EV_PERSIST, multiple_write_cb, &ev);
534 if (event_add(&ev, NULL) == -1)
535 exit(1);
536 event_set(&ev2, pair[1], EV_READ|EV_PERSIST, multiple_read_cb, &ev2);
537 if (event_add(&ev2, NULL) == -1)
538 exit(1);
539 event_dispatch();
540
541 if (roff == woff)
542 test_ok = memcmp(rbuf, wbuf, sizeof(wbuf)) == 0;
543
544 cleanup_test();
545 }
546
547 static void
548 test_combined(void)
549 {
550 struct both r1, r2, w1, w2;
551
552 setup_test("Combined read/write: ");
553 memset(&r1, 0, sizeof(r1));
554 memset(&r2, 0, sizeof(r2));
555 memset(&w1, 0, sizeof(w1));
556 memset(&w2, 0, sizeof(w2));
557
558 w1.nread = 4096;
559 w2.nread = 8192;
560
561 event_set(&r1.ev, pair[0], EV_READ, combined_read_cb, &r1);
562 event_set(&w1.ev, pair[0], EV_WRITE, combined_write_cb, &w1);
563 event_set(&r2.ev, pair[1], EV_READ, combined_read_cb, &r2);
564 event_set(&w2.ev, pair[1], EV_WRITE, combined_write_cb, &w2);
565 tt_assert(event_add(&r1.ev, NULL) != -1);
566 tt_assert(!event_add(&w1.ev, NULL));
567 tt_assert(!event_add(&r2.ev, NULL));
568 tt_assert(!event_add(&w2.ev, NULL));
569 event_dispatch();
570
571 if (r1.nread == 8192 && r2.nread == 4096)
572 test_ok = 1;
573
574 end:
575 cleanup_test();
576 }
577
578 static void
579 test_simpletimeout(void)
580 {
581 struct timeval tv;
582 struct event ev;
583
584 setup_test("Simple timeout: ");
585
586 tv.tv_usec = 0;
587 tv.tv_sec = SECONDS;
588 evtimer_set(&ev, timeout_cb, NULL);
589 evtimer_add(&ev, &tv);
590
591 evutil_gettimeofday(&tset, NULL);
592 event_dispatch();
593
594 cleanup_test();
595 }
596
597 static void
598 periodic_timeout_cb(evutil_socket_t fd, short event, void *arg)
599 {
600 int *count = arg;
601
602 (*count)++;
603 if (*count == 6) {
604 /* call loopexit only once - on slow machines(?), it is
605 * apparently possible for this to get called twice. */
606 test_ok = 1;
607 event_base_loopexit(global_base, NULL);
608 }
609 }
610
611 static void
612 test_persistent_timeout(void)
613 {
614 struct timeval tv;
615 struct event ev;
616 int count = 0;
617
618 evutil_timerclear(&tv);
619 tv.tv_usec = 10000;
620
621 event_assign(&ev, global_base, -1, EV_TIMEOUT|EV_PERSIST,
622 periodic_timeout_cb, &count);
623 event_add(&ev, &tv);
624
625 event_dispatch();
626
627 event_del(&ev);
628 }
629
630 struct persist_active_timeout_called {
631 int n;
632 short events[16];
633 struct timeval tvs[16];
634 };
635
636 static void
637 activate_cb(evutil_socket_t fd, short event, void *arg)
638 {
639 struct event *ev = arg;
640 event_active(ev, EV_READ, 1);
641 }
642
643 static void
644 persist_active_timeout_cb(evutil_socket_t fd, short event, void *arg)
645 {
646 struct persist_active_timeout_called *c = arg;
647 if (c->n < 15) {
648 c->events[c->n] = event;
649 evutil_gettimeofday(&c->tvs[c->n], NULL);
650 ++c->n;
651 }
652 }
653
654 static void
655 test_persistent_active_timeout(void *ptr)
656 {
657 struct timeval tv, tv2, tv_exit, start;
658 struct event ev;
659 struct persist_active_timeout_called res;
660
661 struct basic_test_data *data = ptr;
662 struct event_base *base = data->base;
663
664 memset(&res, 0, sizeof(res));
665
666 tv.tv_sec = 0;
667 tv.tv_usec = 200 * 1000;
668 event_assign(&ev, base, -1, EV_TIMEOUT|EV_PERSIST,
669 persist_active_timeout_cb, &res);
670 event_add(&ev, &tv);
671
672 tv2.tv_sec = 0;
673 tv2.tv_usec = 100 * 1000;
674 event_base_once(base, -1, EV_TIMEOUT, activate_cb, &ev, &tv2);
675
676 tv_exit.tv_sec = 0;
677 tv_exit.tv_usec = 600 * 1000;
678 event_base_loopexit(base, &tv_exit);
679
680 event_base_assert_ok(base);
681 evutil_gettimeofday(&start, NULL);
682
683 event_base_dispatch(base);
684 event_base_assert_ok(base);
685
686 tt_int_op(res.n, ==, 3);
687 tt_int_op(res.events[0], ==, EV_READ);
688 tt_int_op(res.events[1], ==, EV_TIMEOUT);
689 tt_int_op(res.events[2], ==, EV_TIMEOUT);
690 test_timeval_diff_eq(&start, &res.tvs[0], 100);
691 test_timeval_diff_eq(&start, &res.tvs[1], 300);
692 test_timeval_diff_eq(&start, &res.tvs[2], 500);
693 end:
694 event_del(&ev);
695 }
696
697 struct common_timeout_info {
698 struct event ev;
699 struct timeval called_at;
700 int which;
701 int count;
702 };
703
704 static void
705 common_timeout_cb(evutil_socket_t fd, short event, void *arg)
706 {
707 struct common_timeout_info *ti = arg;
708 ++ti->count;
709 evutil_gettimeofday(&ti->called_at, NULL);
710 if (ti->count >= 6)
711 event_del(&ti->ev);
712 }
713
714 static void
715 test_common_timeout(void *ptr)
716 {
717 struct basic_test_data *data = ptr;
718
719 struct event_base *base = data->base;
720 int i;
721 struct common_timeout_info info[100];
722
723 struct timeval now;
724 struct timeval tmp_100_ms = { 0, 100*1000 };
725 struct timeval tmp_200_ms = { 0, 200*1000 };
726
727 const struct timeval *ms_100, *ms_200;
728
729 ms_100 = event_base_init_common_timeout(base, &tmp_100_ms);
730 ms_200 = event_base_init_common_timeout(base, &tmp_200_ms);
731 tt_assert(ms_100);
732 tt_assert(ms_200);
733 tt_ptr_op(event_base_init_common_timeout(base, &tmp_200_ms),
734 ==, ms_200);
735 tt_int_op(ms_100->tv_sec, ==, 0);
736 tt_int_op(ms_200->tv_sec, ==, 0);
737 tt_int_op(ms_100->tv_usec, ==, 100000|0x50000000);
738 tt_int_op(ms_200->tv_usec, ==, 200000|0x50100000);
739
740 memset(info, 0, sizeof(info));
741
742 for (i=0; i<100; ++i) {
743 info[i].which = i;
744 event_assign(&info[i].ev, base, -1, EV_TIMEOUT|EV_PERSIST,
745 common_timeout_cb, &info[i]);
746 if (i % 2) {
747 event_add(&info[i].ev, ms_100);
748 } else {
749 event_add(&info[i].ev, ms_200);
750 }
751 }
752
753 event_base_assert_ok(base);
754 event_base_dispatch(base);
755
756 evutil_gettimeofday(&now, NULL);
757 event_base_assert_ok(base);
758
759 for (i=0; i<10; ++i) {
760 struct timeval tmp;
761 int ms_diff;
762 tt_int_op(info[i].count, ==, 6);
763 evutil_timersub(&now, &info[i].called_at, &tmp);
764 ms_diff = tmp.tv_usec/1000 + tmp.tv_sec*1000;
765 if (i % 2) {
766 tt_int_op(ms_diff, >, 500);
767 tt_int_op(ms_diff, <, 700);
768 } else {
769 tt_int_op(ms_diff, >, -100);
770 tt_int_op(ms_diff, <, 100);
771 }
772 }
773
774 /* Make sure we can free the base with some events in. */
775 for (i=0; i<100; ++i) {
776 if (i % 2) {
777 event_add(&info[i].ev, ms_100);
778 } else {
779 event_add(&info[i].ev, ms_200);
780 }
781 }
782
783 end:
784 event_base_free(data->base); /* need to do this here before info is
785 * out-of-scope */
786 data->base = NULL;
787 }
788
789 #ifndef WIN32
790 static void signal_cb(evutil_socket_t fd, short event, void *arg);
791
792 #define current_base event_global_current_base_
793 extern struct event_base *current_base;
794
795 static void
796 child_signal_cb(evutil_socket_t fd, short event, void *arg)
797 {
798 struct timeval tv;
799 int *pint = arg;
800
801 *pint = 1;
802
803 tv.tv_usec = 500000;
804 tv.tv_sec = 0;
805 event_loopexit(&tv);
806 }
807
808 static void
809 test_fork(void)
810 {
811 int status, got_sigchld = 0;
812 struct event ev, sig_ev;
813 pid_t pid;
814
815 setup_test("After fork: ");
816
817 tt_assert(current_base);
818 evthread_make_base_notifiable(current_base);
819
820 if (write(pair[0], TEST1, strlen(TEST1)+1) < 0) {
821 tt_fail_perror("write");
822 }
823
824 event_set(&ev, pair[1], EV_READ, simple_read_cb, &ev);
825 if (event_add(&ev, NULL) == -1)
826 exit(1);
827
828 evsignal_set(&sig_ev, SIGCHLD, child_signal_cb, &got_sigchld);
829 evsignal_add(&sig_ev, NULL);
830
831 event_base_assert_ok(current_base);
832 TT_BLATHER(("Before fork"));
833 if ((pid = fork()) == 0) {
834 /* in the child */
835 TT_BLATHER(("In child, before reinit"));
836 event_base_assert_ok(current_base);
837 if (event_reinit(current_base) == -1) {
838 fprintf(stdout, "FAILED (reinit)\n");
839 exit(1);
840 }
841 TT_BLATHER(("After reinit"));
842 event_base_assert_ok(current_base);
843 TT_BLATHER(("After assert-ok"));
844
845 evsignal_del(&sig_ev);
846
847 called = 0;
848
849 event_dispatch();
850
851 event_base_free(current_base);
852
853 /* we do not send an EOF; simple_read_cb requires an EOF
854 * to set test_ok. we just verify that the callback was
855 * called. */
856 exit(test_ok != 0 || called != 2 ? -2 : 76);
857 }
858
859 /* wait for the child to read the data */
860 sleep(1);
861
862 if (write(pair[0], TEST1, strlen(TEST1)+1) < 0) {
863 tt_fail_perror("write");
864 }
865
866 TT_BLATHER(("Before waitpid"));
867 if (waitpid(pid, &status, 0) == -1) {
868 fprintf(stdout, "FAILED (fork)\n");
869 exit(1);
870 }
871 TT_BLATHER(("After waitpid"));
872
873 if (WEXITSTATUS(status) != 76) {
874 fprintf(stdout, "FAILED (exit): %d\n", WEXITSTATUS(status));
875 exit(1);
876 }
877
878 /* test that the current event loop still works */
879 if (write(pair[0], TEST1, strlen(TEST1)+1) < 0) {
880 fprintf(stderr, "%s: write\n", __func__);
881 }
882
883 shutdown(pair[0], SHUT_WR);
884
885 event_dispatch();
886
887 if (!got_sigchld) {
888 fprintf(stdout, "FAILED (sigchld)\n");
889 exit(1);
890 }
891
892 evsignal_del(&sig_ev);
893
894 end:
895 cleanup_test();
896 }
897
898 static void
899 signal_cb_sa(int sig)
900 {
901 test_ok = 2;
902 }
903
904 static void
905 signal_cb(evutil_socket_t fd, short event, void *arg)
906 {
907 struct event *ev = arg;
908
909 evsignal_del(ev);
910 test_ok = 1;
911 }
912
913 static void
914 test_simplesignal(void)
915 {
916 struct event ev;
917 struct itimerval itv;
918
919 setup_test("Simple signal: ");
920 evsignal_set(&ev, SIGALRM, signal_cb, &ev);
921 evsignal_add(&ev, NULL);
922 /* find bugs in which operations are re-ordered */
923 evsignal_del(&ev);
924 evsignal_add(&ev, NULL);
925
926 memset(&itv, 0, sizeof(itv));
927 itv.it_value.tv_sec = 1;
928 if (setitimer(ITIMER_REAL, &itv, NULL) == -1)
929 goto skip_simplesignal;
930
931 event_dispatch();
932 skip_simplesignal:
933 if (evsignal_del(&ev) == -1)
934 test_ok = 0;
935
936 cleanup_test();
937 }
938
939 static void
940 test_multiplesignal(void)
941 {
942 struct event ev_one, ev_two;
943 struct itimerval itv;
944
945 setup_test("Multiple signal: ");
946
947 evsignal_set(&ev_one, SIGALRM, signal_cb, &ev_one);
948 evsignal_add(&ev_one, NULL);
949
950 evsignal_set(&ev_two, SIGALRM, signal_cb, &ev_two);
951 evsignal_add(&ev_two, NULL);
952
953 memset(&itv, 0, sizeof(itv));
954 itv.it_value.tv_sec = 1;
955 if (setitimer(ITIMER_REAL, &itv, NULL) == -1)
956 goto skip_simplesignal;
957
958 event_dispatch();
959
960 skip_simplesignal:
961 if (evsignal_del(&ev_one) == -1)
962 test_ok = 0;
963 if (evsignal_del(&ev_two) == -1)
964 test_ok = 0;
965
966 cleanup_test();
967 }
968
969 static void
970 test_immediatesignal(void)
971 {
972 struct event ev;
973
974 test_ok = 0;
975 evsignal_set(&ev, SIGUSR1, signal_cb, &ev);
976 evsignal_add(&ev, NULL);
977 raise(SIGUSR1);
978 event_loop(EVLOOP_NONBLOCK);
979 evsignal_del(&ev);
980 cleanup_test();
981 }
982
983 static void
984 test_signal_dealloc(void)
985 {
986 /* make sure that evsignal_event is event_del'ed and pipe closed */
987 struct event ev;
988 struct event_base *base = event_init();
989 evsignal_set(&ev, SIGUSR1, signal_cb, &ev);
990 evsignal_add(&ev, NULL);
991 evsignal_del(&ev);
992 event_base_free(base);
993 /* If we got here without asserting, we're fine. */
994 test_ok = 1;
995 cleanup_test();
996 }
997
998 static void
999 test_signal_pipeloss(void)
1000 {
1001 /* make sure that the base1 pipe is closed correctly. */
1002 struct event_base *base1, *base2;
1003 int pipe1;
1004 test_ok = 0;
1005 base1 = event_init();
1006 pipe1 = base1->sig.ev_signal_pair[0];
1007 base2 = event_init();
1008 event_base_free(base2);
1009 event_base_free(base1);
1010 if (close(pipe1) != -1 || errno!=EBADF) {
1011 /* fd must be closed, so second close gives -1, EBADF */
1012 printf("signal pipe not closed. ");
1013 test_ok = 0;
1014 } else {
1015 test_ok = 1;
1016 }
1017 cleanup_test();
1018 }
1019
1020 /*
1021 * make two bases to catch signals, use both of them. this only works
1022 * for event mechanisms that use our signal pipe trick. kqueue handles
1023 * signals internally, and all interested kqueues get all the signals.
1024 */
1025 static void
1026 test_signal_switchbase(void)
1027 {
1028 struct event ev1, ev2;
1029 struct event_base *base1, *base2;
1030 int is_kqueue;
1031 test_ok = 0;
1032 base1 = event_init();
1033 base2 = event_init();
1034 is_kqueue = !strcmp(event_get_method(),"kqueue");
1035 evsignal_set(&ev1, SIGUSR1, signal_cb, &ev1);
1036 evsignal_set(&ev2, SIGUSR1, signal_cb, &ev2);
1037 if (event_base_set(base1, &ev1) ||
1038 event_base_set(base2, &ev2) ||
1039 event_add(&ev1, NULL) ||
1040 event_add(&ev2, NULL)) {
1041 fprintf(stderr, "%s: cannot set base, add\n", __func__);
1042 exit(1);
1043 }
1044
1045 tt_ptr_op(event_get_base(&ev1), ==, base1);
1046 tt_ptr_op(event_get_base(&ev2), ==, base2);
1047
1048 test_ok = 0;
1049 /* can handle signal before loop is called */
1050 raise(SIGUSR1);
1051 event_base_loop(base2, EVLOOP_NONBLOCK);
1052 if (is_kqueue) {
1053 if (!test_ok)
1054 goto end;
1055 test_ok = 0;
1056 }
1057 event_base_loop(base1, EVLOOP_NONBLOCK);
1058 if (test_ok && !is_kqueue) {
1059 test_ok = 0;
1060
1061 /* set base1 to handle signals */
1062 event_base_loop(base1, EVLOOP_NONBLOCK);
1063 raise(SIGUSR1);
1064 event_base_loop(base1, EVLOOP_NONBLOCK);
1065 event_base_loop(base2, EVLOOP_NONBLOCK);
1066 }
1067 end:
1068 event_base_free(base1);
1069 event_base_free(base2);
1070 cleanup_test();
1071 }
1072
1073 /*
1074 * assert that a signal event removed from the event queue really is
1075 * removed - with no possibility of it's parent handler being fired.
1076 */
1077 static void
1078 test_signal_assert(void)
1079 {
1080 struct event ev;
1081 struct event_base *base = event_init();
1082 test_ok = 0;
1083 /* use SIGCONT so we don't kill ourselves when we signal to nowhere */
1084 evsignal_set(&ev, SIGCONT, signal_cb, &ev);
1085 evsignal_add(&ev, NULL);
1086 /*
1087 * if evsignal_del() fails to reset the handler, it's current handler
1088 * will still point to evsig_handler().
1089 */
1090 evsignal_del(&ev);
1091
1092 raise(SIGCONT);
1093 #if 0
1094 /* only way to verify we were in evsig_handler() */
1095 /* XXXX Now there's no longer a good way. */
1096 if (base->sig.evsig_caught)
1097 test_ok = 0;
1098 else
1099 test_ok = 1;
1100 #else
1101 test_ok = 1;
1102 #endif
1103
1104 event_base_free(base);
1105 cleanup_test();
1106 return;
1107 }
1108
1109 /*
1110 * assert that we restore our previous signal handler properly.
1111 */
1112 static void
1113 test_signal_restore(void)
1114 {
1115 struct event ev;
1116 struct event_base *base = event_init();
1117 #ifdef _EVENT_HAVE_SIGACTION
1118 struct sigaction sa;
1119 #endif
1120
1121 test_ok = 0;
1122 #ifdef _EVENT_HAVE_SIGACTION
1123 sa.sa_handler = signal_cb_sa;
1124 sa.sa_flags = 0x0;
1125 sigemptyset(&sa.sa_mask);
1126 if (sigaction(SIGUSR1, &sa, NULL) == -1)
1127 goto out;
1128 #else
1129 if (signal(SIGUSR1, signal_cb_sa) == SIG_ERR)
1130 goto out;
1131 #endif
1132 evsignal_set(&ev, SIGUSR1, signal_cb, &ev);
1133 evsignal_add(&ev, NULL);
1134 evsignal_del(&ev);
1135
1136 raise(SIGUSR1);
1137 /* 1 == signal_cb, 2 == signal_cb_sa, we want our previous handler */
1138 if (test_ok != 2)
1139 test_ok = 0;
1140 out:
1141 event_base_free(base);
1142 cleanup_test();
1143 return;
1144 }
1145
1146 static void
1147 signal_cb_swp(int sig, short event, void *arg)
1148 {
1149 called++;
1150 if (called < 5)
1151 raise(sig);
1152 else
1153 event_loopexit(NULL);
1154 }
1155 static void
1156 timeout_cb_swp(evutil_socket_t fd, short event, void *arg)
1157 {
1158 if (called == -1) {
1159 struct timeval tv = {5, 0};
1160
1161 called = 0;
1162 evtimer_add((struct event *)arg, &tv);
1163 raise(SIGUSR1);
1164 return;
1165 }
1166 test_ok = 0;
1167 event_loopexit(NULL);
1168 }
1169
1170 static void
1171 test_signal_while_processing(void)
1172 {
1173 struct event_base *base = event_init();
1174 struct event ev, ev_timer;
1175 struct timeval tv = {0, 0};
1176
1177 setup_test("Receiving a signal while processing other signal: ");
1178
1179 called = -1;
1180 test_ok = 1;
1181 signal_set(&ev, SIGUSR1, signal_cb_swp, NULL);
1182 signal_add(&ev, NULL);
1183 evtimer_set(&ev_timer, timeout_cb_swp, &ev_timer);
1184 evtimer_add(&ev_timer, &tv);
1185 event_dispatch();
1186
1187 event_base_free(base);
1188 cleanup_test();
1189 return;
1190 }
1191 #endif
1192
1193 static void
1194 test_free_active_base(void *ptr)
1195 {
1196 struct basic_test_data *data = ptr;
1197 struct event_base *base1;
1198 struct event ev1;
1199
1200 base1 = event_init();
1201 if (base1) {
1202 event_assign(&ev1, base1, data->pair[1], EV_READ,
1203 dummy_read_cb, NULL);
1204 event_add(&ev1, NULL);
1205 event_base_free(base1); /* should not crash */
1206 } else {
1207 tt_fail_msg("failed to create event_base for test");
1208 }
1209
1210 base1 = event_init();
1211 tt_assert(base1);
1212 event_assign(&ev1, base1, 0, 0, dummy_read_cb, NULL);
1213 event_active(&ev1, EV_READ, 1);
1214 event_base_free(base1);
1215 end:
1216 ;
1217 }
1218
1219 static void
1220 test_manipulate_active_events(void *ptr)
1221 {
1222 struct basic_test_data *data = ptr;
1223 struct event_base *base = data->base;
1224 struct event ev1;
1225
1226 event_assign(&ev1, base, -1, EV_TIMEOUT, dummy_read_cb, NULL);
1227
1228 /* Make sure an active event is pending. */
1229 event_active(&ev1, EV_READ, 1);
1230 tt_int_op(event_pending(&ev1, EV_READ|EV_TIMEOUT|EV_WRITE, NULL),
1231 ==, EV_READ);
1232
1233 /* Make sure that activating an event twice works. */
1234 event_active(&ev1, EV_WRITE, 1);
1235 tt_int_op(event_pending(&ev1, EV_READ|EV_TIMEOUT|EV_WRITE, NULL),
1236 ==, EV_READ|EV_WRITE);
1237
1238 end:
1239 event_del(&ev1);
1240 }
1241
1242 static void
1243 test_bad_assign(void *ptr)
1244 {
1245 struct event ev;
1246 int r;
1247 /* READ|SIGNAL is not allowed */
1248 r = event_assign(&ev, NULL, -1, EV_SIGNAL|EV_READ, dummy_read_cb, NULL);
1249 tt_int_op(r,==,-1);
1250
1251 end:
1252 ;
1253 }
1254
1255 static int reentrant_cb_run = 0;
1256
1257 static void
1258 bad_reentrant_run_loop_cb(evutil_socket_t fd, short what, void *ptr)
1259 {
1260 struct event_base *base = ptr;
1261 int r;
1262 reentrant_cb_run = 1;
1263 /* This reentrant call to event_base_loop should be detected and
1264 * should fail */
1265 r = event_base_loop(base, 0);
1266 tt_int_op(r, ==, -1);
1267 end:
1268 ;
1269 }
1270
1271 static void
1272 test_bad_reentrant(void *ptr)
1273 {
1274 struct basic_test_data *data = ptr;
1275 struct event_base *base = data->base;
1276 struct event ev;
1277 int r;
1278 event_assign(&ev, base, -1,
1279 0, bad_reentrant_run_loop_cb, base);
1280
1281 event_active(&ev, EV_WRITE, 1);
1282 r = event_base_loop(base, 0);
1283 tt_int_op(r, ==, 1);
1284 tt_int_op(reentrant_cb_run, ==, 1);
1285 end:
1286 ;
1287 }
1288
1289 static void
1290 test_event_base_new(void *ptr)
1291 {
1292 struct basic_test_data *data = ptr;
1293 struct event_base *base = 0;
1294 struct event ev1;
1295 struct basic_cb_args args;
1296
1297 int towrite = (int)strlen(TEST1)+1;
1298 int len = write(data->pair[0], TEST1, towrite);
1299
1300 if (len < 0)
1301 tt_abort_perror("initial write");
1302 else if (len != towrite)
1303 tt_abort_printf(("initial write fell short (%d of %d bytes)",
1304 len, towrite));
1305
1306 if (shutdown(data->pair[0], SHUT_WR))
1307 tt_abort_perror("initial write shutdown");
1308
1309 base = event_base_new();
1310 if (!base)
1311 tt_abort_msg("failed to create event base");
1312
1313 args.eb = base;
1314 args.ev = &ev1;
1315 args.callcount = 0;
1316 event_assign(&ev1, base, data->pair[1],
1317 EV_READ|EV_PERSIST, basic_read_cb, &args);
1318
1319 if (event_add(&ev1, NULL))
1320 tt_abort_perror("initial event_add");
1321
1322 if (event_base_loop(base, 0))
1323 tt_abort_msg("unsuccessful exit from event loop");
1324
1325 end:
1326 if (base)
1327 event_base_free(base);
1328 }
1329
1330 static void
1331 test_loopexit(void)
1332 {
1333 struct timeval tv, tv_start, tv_end;
1334 struct event ev;
1335
1336 setup_test("Loop exit: ");
1337
1338 tv.tv_usec = 0;
1339 tv.tv_sec = 60*60*24;
1340 evtimer_set(&ev, timeout_cb, NULL);
1341 evtimer_add(&ev, &tv);
1342
1343 tv.tv_usec = 0;
1344 tv.tv_sec = 1;
1345 event_loopexit(&tv);
1346
1347 evutil_gettimeofday(&tv_start, NULL);
1348 event_dispatch();
1349 evutil_gettimeofday(&tv_end, NULL);
1350 evutil_timersub(&tv_end, &tv_start, &tv_end);
1351
1352 evtimer_del(&ev);
1353
1354 tt_assert(event_base_got_exit(global_base));
1355 tt_assert(!event_base_got_break(global_base));
1356
1357 if (tv.tv_sec < 2)
1358 test_ok = 1;
1359
1360 end:
1361 cleanup_test();
1362 }
1363
1364 static void
1365 test_loopexit_multiple(void)
1366 {
1367 struct timeval tv;
1368 struct event_base *base;
1369
1370 setup_test("Loop Multiple exit: ");
1371
1372 base = event_base_new();
1373
1374 tv.tv_usec = 0;
1375 tv.tv_sec = 1;
1376 event_base_loopexit(base, &tv);
1377
1378 tv.tv_usec = 0;
1379 tv.tv_sec = 2;
1380 event_base_loopexit(base, &tv);
1381
1382 event_base_dispatch(base);
1383
1384 tt_assert(event_base_got_exit(base));
1385 tt_assert(!event_base_got_break(base));
1386
1387 event_base_free(base);
1388
1389 test_ok = 1;
1390
1391 end:
1392 cleanup_test();
1393 }
1394
1395 static void
1396 break_cb(evutil_socket_t fd, short events, void *arg)
1397 {
1398 test_ok = 1;
1399 event_loopbreak();
1400 }
1401
1402 static void
1403 fail_cb(evutil_socket_t fd, short events, void *arg)
1404 {
1405 test_ok = 0;
1406 }
1407
1408 static void
1409 test_loopbreak(void)
1410 {
1411 struct event ev1, ev2;
1412 struct timeval tv;
1413
1414 setup_test("Loop break: ");
1415
1416 tv.tv_sec = 0;
1417 tv.tv_usec = 0;
1418 evtimer_set(&ev1, break_cb, NULL);
1419 evtimer_add(&ev1, &tv);
1420 evtimer_set(&ev2, fail_cb, NULL);
1421 evtimer_add(&ev2, &tv);
1422
1423 event_dispatch();
1424
1425 tt_assert(!event_base_got_exit(global_base));
1426 tt_assert(event_base_got_break(global_base));
1427
1428 evtimer_del(&ev1);
1429 evtimer_del(&ev2);
1430
1431 end:
1432 cleanup_test();
1433 }
1434
1435 static struct event *readd_test_event_last_added = NULL;
1436 static void
1437 re_add_read_cb(evutil_socket_t fd, short event, void *arg)
1438 {
1439 char buf[256];
1440 struct event *ev_other = arg;
1441 readd_test_event_last_added = ev_other;
1442
1443 if (read(fd, buf, sizeof(buf)) < 0) {
1444 tt_fail_perror("read");
1445 }
1446
1447 event_add(ev_other, NULL);
1448 ++test_ok;
1449 }
1450
1451 static void
1452 test_nonpersist_readd(void)
1453 {
1454 struct event ev1, ev2;
1455
1456 setup_test("Re-add nonpersistent events: ");
1457 event_set(&ev1, pair[0], EV_READ, re_add_read_cb, &ev2);
1458 event_set(&ev2, pair[1], EV_READ, re_add_read_cb, &ev1);
1459
1460 if (write(pair[0], "Hello", 5) < 0) {
1461 tt_fail_perror("write(pair[0])");
1462 }
1463
1464 if (write(pair[1], "Hello", 5) < 0) {
1465 tt_fail_perror("write(pair[1])\n");
1466 }
1467
1468 if (event_add(&ev1, NULL) == -1 ||
1469 event_add(&ev2, NULL) == -1) {
1470 test_ok = 0;
1471 }
1472 if (test_ok != 0)
1473 exit(1);
1474 event_loop(EVLOOP_ONCE);
1475 if (test_ok != 2)
1476 exit(1);
1477 /* At this point, we executed both callbacks. Whichever one got
1478 * called first added the second, but the second then immediately got
1479 * deleted before its callback was called. At this point, though, it
1480 * re-added the first.
1481 */
1482 if (!readd_test_event_last_added) {
1483 test_ok = 0;
1484 } else if (readd_test_event_last_added == &ev1) {
1485 if (!event_pending(&ev1, EV_READ, NULL) ||
1486 event_pending(&ev2, EV_READ, NULL))
1487 test_ok = 0;
1488 } else {
1489 if (event_pending(&ev1, EV_READ, NULL) ||
1490 !event_pending(&ev2, EV_READ, NULL))
1491 test_ok = 0;
1492 }
1493
1494 event_del(&ev1);
1495 event_del(&ev2);
1496
1497 cleanup_test();
1498 }
1499
1500 struct test_pri_event {
1501 struct event ev;
1502 int count;
1503 };
1504
1505 static void
1506 test_priorities_cb(evutil_socket_t fd, short what, void *arg)
1507 {
1508 struct test_pri_event *pri = arg;
1509 struct timeval tv;
1510
1511 if (pri->count == 3) {
1512 event_loopexit(NULL);
1513 return;
1514 }
1515
1516 pri->count++;
1517
1518 evutil_timerclear(&tv);
1519 event_add(&pri->ev, &tv);
1520 }
1521
1522 static void
1523 test_priorities_impl(int npriorities)
1524 {
1525 struct test_pri_event one, two;
1526 struct timeval tv;
1527
1528 TT_BLATHER(("Testing Priorities %d: ", npriorities));
1529
1530 event_base_priority_init(global_base, npriorities);
1531
1532 memset(&one, 0, sizeof(one));
1533 memset(&two, 0, sizeof(two));
1534
1535 timeout_set(&one.ev, test_priorities_cb, &one);
1536 if (event_priority_set(&one.ev, 0) == -1) {
1537 fprintf(stderr, "%s: failed to set priority", __func__);
1538 exit(1);
1539 }
1540
1541 timeout_set(&two.ev, test_priorities_cb, &two);
1542 if (event_priority_set(&two.ev, npriorities - 1) == -1) {
1543 fprintf(stderr, "%s: failed to set priority", __func__);
1544 exit(1);
1545 }
1546
1547 evutil_timerclear(&tv);
1548
1549 if (event_add(&one.ev, &tv) == -1)
1550 exit(1);
1551 if (event_add(&two.ev, &tv) == -1)
1552 exit(1);
1553
1554 event_dispatch();
1555
1556 event_del(&one.ev);
1557 event_del(&two.ev);
1558
1559 if (npriorities == 1) {
1560 if (one.count == 3 && two.count == 3)
1561 test_ok = 1;
1562 } else if (npriorities == 2) {
1563 /* Two is called once because event_loopexit is priority 1 */
1564 if (one.count == 3 && two.count == 1)
1565 test_ok = 1;
1566 } else {
1567 if (one.count == 3 && two.count == 0)
1568 test_ok = 1;
1569 }
1570 }
1571
1572 static void
1573 test_priorities(void)
1574 {
1575 test_priorities_impl(1);
1576 if (test_ok)
1577 test_priorities_impl(2);
1578 if (test_ok)
1579 test_priorities_impl(3);
1580 }
1581
1582
1583 static void
1584 test_multiple_cb(evutil_socket_t fd, short event, void *arg)
1585 {
1586 if (event & EV_READ)
1587 test_ok |= 1;
1588 else if (event & EV_WRITE)
1589 test_ok |= 2;
1590 }
1591
1592 static void
1593 test_multiple_events_for_same_fd(void)
1594 {
1595 struct event e1, e2;
1596
1597 setup_test("Multiple events for same fd: ");
1598
1599 event_set(&e1, pair[0], EV_READ, test_multiple_cb, NULL);
1600 event_add(&e1, NULL);
1601 event_set(&e2, pair[0], EV_WRITE, test_multiple_cb, NULL);
1602 event_add(&e2, NULL);
1603 event_loop(EVLOOP_ONCE);
1604 event_del(&e2);
1605
1606 if (write(pair[1], TEST1, strlen(TEST1)+1) < 0) {
1607 tt_fail_perror("write");
1608 }
1609
1610 event_loop(EVLOOP_ONCE);
1611 event_del(&e1);
1612
1613 if (test_ok != 3)
1614 test_ok = 0;
1615
1616 cleanup_test();
1617 }
1618
1619 int evtag_decode_int(ev_uint32_t *pnumber, struct evbuffer *evbuf);
1620 int evtag_decode_int64(ev_uint64_t *pnumber, struct evbuffer *evbuf);
1621 int evtag_encode_tag(struct evbuffer *evbuf, ev_uint32_t number);
1622 int evtag_decode_tag(ev_uint32_t *pnumber, struct evbuffer *evbuf);
1623
1624 static void
1625 read_once_cb(evutil_socket_t fd, short event, void *arg)
1626 {
1627 char buf[256];
1628 int len;
1629
1630 len = read(fd, buf, sizeof(buf));
1631
1632 if (called) {
1633 test_ok = 0;
1634 } else if (len) {
1635 /* Assumes global pair[0] can be used for writing */
1636 if (write(pair[0], TEST1, strlen(TEST1)+1) < 0) {
1637 tt_fail_perror("write");
1638 test_ok = 0;
1639 } else {
1640 test_ok = 1;
1641 }
1642 }
1643
1644 called++;
1645 }
1646
1647 static void
1648 test_want_only_once(void)
1649 {
1650 struct event ev;
1651 struct timeval tv;
1652
1653 /* Very simple read test */
1654 setup_test("Want read only once: ");
1655
1656 if (write(pair[0], TEST1, strlen(TEST1)+1) < 0) {
1657 tt_fail_perror("write");
1658 }
1659
1660 /* Setup the loop termination */
1661 evutil_timerclear(&tv);
1662 tv.tv_sec = 1;
1663 event_loopexit(&tv);
1664
1665 event_set(&ev, pair[1], EV_READ, read_once_cb, &ev);
1666 if (event_add(&ev, NULL) == -1)
1667 exit(1);
1668 event_dispatch();
1669
1670 cleanup_test();
1671 }
1672
1673 #define TEST_MAX_INT 6
1674
1675 static void
1676 evtag_int_test(void *ptr)
1677 {
1678 struct evbuffer *tmp = evbuffer_new();
1679 ev_uint32_t integers[TEST_MAX_INT] = {
1680 0xaf0, 0x1000, 0x1, 0xdeadbeef, 0x00, 0xbef000
1681 };
1682 ev_uint32_t integer;
1683 ev_uint64_t big_int;
1684 int i;
1685
1686 evtag_init();
1687
1688 for (i = 0; i < TEST_MAX_INT; i++) {
1689 int oldlen, newlen;
1690 oldlen = (int)EVBUFFER_LENGTH(tmp);
1691 evtag_encode_int(tmp, integers[i]);
1692 newlen = (int)EVBUFFER_LENGTH(tmp);
1693 TT_BLATHER(("encoded 0x%08x with %d bytes",
1694 (unsigned)integers[i], newlen - oldlen));
1695 big_int = integers[i];
1696 big_int *= 1000000000; /* 1 billion */
1697 evtag_encode_int64(tmp, big_int);
1698 }
1699
1700 for (i = 0; i < TEST_MAX_INT; i++) {
1701 tt_int_op(evtag_decode_int(&integer, tmp), !=, -1);
1702 tt_uint_op(integer, ==, integers[i]);
1703 tt_int_op(evtag_decode_int64(&big_int, tmp), !=, -1);
1704 tt_assert((big_int / 1000000000) == integers[i]);
1705 }
1706
1707 tt_uint_op(EVBUFFER_LENGTH(tmp), ==, 0);
1708 end:
1709 evbuffer_free(tmp);
1710 }
1711
1712 static void
1713 evtag_fuzz(void *ptr)
1714 {
1715 u_char buffer[4096];
1716 struct evbuffer *tmp = evbuffer_new();
1717 struct timeval tv;
1718 int i, j;
1719
1720 int not_failed = 0;
1721
1722 evtag_init();
1723
1724 for (j = 0; j < 100; j++) {
1725 for (i = 0; i < (int)sizeof(buffer); i++)
1726 buffer[i] = rand();
1727 evbuffer_drain(tmp, -1);
1728 evbuffer_add(tmp, buffer, sizeof(buffer));
1729
1730 if (evtag_unmarshal_timeval(tmp, 0, &tv) != -1)
1731 not_failed++;
1732 }
1733
1734 /* The majority of decodes should fail */
1735 tt_int_op(not_failed, <, 10);
1736
1737 /* Now insert some corruption into the tag length field */
1738 evbuffer_drain(tmp, -1);
1739 evutil_timerclear(&tv);
1740 tv.tv_sec = 1;
1741 evtag_marshal_timeval(tmp, 0, &tv);
1742 evbuffer_add(tmp, buffer, sizeof(buffer));
1743
1744 ((char *)EVBUFFER_DATA(tmp))[1] = '\xff';
1745 if (evtag_unmarshal_timeval(tmp, 0, &tv) != -1) {
1746 tt_abort_msg("evtag_unmarshal_timeval should have failed");
1747 }
1748
1749 end:
1750 evbuffer_free(tmp);
1751 }
1752
1753 static void
1754 evtag_tag_encoding(void *ptr)
1755 {
1756 struct evbuffer *tmp = evbuffer_new();
1757 ev_uint32_t integers[TEST_MAX_INT] = {
1758 0xaf0, 0x1000, 0x1, 0xdeadbeef, 0x00, 0xbef000
1759 };
1760 ev_uint32_t integer;
1761 int i;
1762
1763 evtag_init();
1764
1765 for (i = 0; i < TEST_MAX_INT; i++) {
1766 int oldlen, newlen;
1767 oldlen = (int)EVBUFFER_LENGTH(tmp);
1768 evtag_encode_tag(tmp, integers[i]);
1769 newlen = (int)EVBUFFER_LENGTH(tmp);
1770 TT_BLATHER(("encoded 0x%08x with %d bytes",
1771 (unsigned)integers[i], newlen - oldlen));
1772 }
1773
1774 for (i = 0; i < TEST_MAX_INT; i++) {
1775 tt_int_op(evtag_decode_tag(&integer, tmp), !=, -1);
1776 tt_uint_op(integer, ==, integers[i]);
1777 }
1778
1779 tt_uint_op(EVBUFFER_LENGTH(tmp), ==, 0);
1780
1781 end:
1782 evbuffer_free(tmp);
1783 }
1784
1785 static void
1786 evtag_test_peek(void *ptr)
1787 {
1788 struct evbuffer *tmp = evbuffer_new();
1789 ev_uint32_t u32;
1790
1791 evtag_marshal_int(tmp, 30, 0);
1792 evtag_marshal_string(tmp, 40, "Hello world");
1793
1794 tt_int_op(evtag_peek(tmp, &u32), ==, 1);
1795 tt_int_op(u32, ==, 30);
1796 tt_int_op(evtag_peek_length(tmp, &u32), ==, 0);
1797 tt_int_op(u32, ==, 1+1+1);
1798 tt_int_op(evtag_consume(tmp), ==, 0);
1799
1800 tt_int_op(evtag_peek(tmp, &u32), ==, 1);
1801 tt_int_op(u32, ==, 40);
1802 tt_int_op(evtag_peek_length(tmp, &u32), ==, 0);
1803 tt_int_op(u32, ==, 1+1+11);
1804 tt_int_op(evtag_payload_length(tmp, &u32), ==, 0);
1805 tt_int_op(u32, ==, 11);
1806
1807 end:
1808 evbuffer_free(tmp);
1809 }
1810
1811
1812 static void
1813 test_methods(void *ptr)
1814 {
1815 const char **methods = event_get_supported_methods();
1816 struct event_config *cfg = NULL;
1817 struct event_base *base = NULL;
1818 const char *backend;
1819 int n_methods = 0;
1820
1821 tt_assert(methods);
1822
1823 backend = methods[0];
1824 while (*methods != NULL) {
1825 TT_BLATHER(("Support method: %s", *methods));
1826 ++methods;
1827 ++n_methods;
1828 }
1829
1830 cfg = event_config_new();
1831 assert(cfg != NULL);
1832
1833 tt_int_op(event_config_avoid_method(cfg, backend), ==, 0);
1834 event_config_set_flag(cfg, EVENT_BASE_FLAG_IGNORE_ENV);
1835
1836 base = event_base_new_with_config(cfg);
1837 if (n_methods > 1) {
1838 tt_assert(base);
1839 tt_str_op(backend, !=, event_base_get_method(base));
1840 } else {
1841 tt_assert(base == NULL);
1842 }
1843
1844 end:
1845 if (base)
1846 event_base_free(base);
1847 if (cfg)
1848 event_config_free(cfg);
1849 }
1850
1851 static void
1852 test_version(void *arg)
1853 {
1854 const char *vstr;
1855 ev_uint32_t vint;
1856 int major, minor, patch, n;
1857
1858 vstr = event_get_version();
1859 vint = event_get_version_number();
1860
1861 tt_assert(vstr);
1862 tt_assert(vint);
1863
1864 tt_str_op(vstr, ==, LIBEVENT_VERSION);
1865 tt_int_op(vint, ==, LIBEVENT_VERSION_NUMBER);
1866
1867 n = sscanf(vstr, "%d.%d.%d", &major, &minor, &patch);
1868 tt_assert(3 == n);
1869 tt_int_op((vint&0xffffff00), ==, ((major<<24)|(minor<<16)|(patch<<8)));
1870 end:
1871 ;
1872 }
1873
1874 static void
1875 test_base_features(void *arg)
1876 {
1877 struct event_base *base = NULL;
1878 struct event_config *cfg = NULL;
1879
1880 cfg = event_config_new();
1881
1882 tt_assert(0 == event_config_require_features(cfg, EV_FEATURE_ET));
1883
1884 base = event_base_new_with_config(cfg);
1885 if (base) {
1886 tt_int_op(EV_FEATURE_ET, ==,
1887 event_base_get_features(base) & EV_FEATURE_ET);
1888 } else {
1889 base = event_base_new();
1890 tt_int_op(0, ==, event_base_get_features(base) & EV_FEATURE_ET);
1891 }
1892
1893 end:
1894 if (base)
1895 event_base_free(base);
1896 if (cfg)
1897 event_config_free(cfg);
1898 }
1899
1900 #ifdef _EVENT_HAVE_SETENV
1901 #define SETENV_OK
1902 #elif !defined(_EVENT_HAVE_SETENV) && defined(_EVENT_HAVE_PUTENV)
1903 static void setenv(const char *k, const char *v, int _o)
1904 {
1905 char b[256];
1906 evutil_snprintf(b, sizeof(b), "%s=%s",k,v);
1907 putenv(b);
1908 }
1909 #define SETENV_OK
1910 #endif
1911
1912 #ifdef _EVENT_HAVE_UNSETENV
1913 #define UNSETENV_OK
1914 #elif !defined(_EVENT_HAVE_UNSETENV) && defined(_EVENT_HAVE_PUTENV)
1915 static void unsetenv(const char *k)
1916 {
1917 char b[256];
1918 evutil_snprintf(b, sizeof(b), "%s=",k);
1919 putenv(b);
1920 }
1921 #define UNSETENV_OK
1922 #endif
1923
1924 #if defined(SETENV_OK) && defined(UNSETENV_OK)
1925 static void
1926 methodname_to_envvar(const char *mname, char *buf, size_t buflen)
1927 {
1928 char *cp;
1929 evutil_snprintf(buf, buflen, "EVENT_NO%s", mname);
1930 for (cp = buf; *cp; ++cp) {
1931 *cp = EVUTIL_TOUPPER(*cp);
1932 }
1933 }
1934 #endif
1935
1936 static void
1937 test_base_environ(void *arg)
1938 {
1939 struct event_base *base = NULL;
1940 struct event_config *cfg = NULL;
1941
1942 #if defined(SETENV_OK) && defined(UNSETENV_OK)
1943 const char **basenames;
1944 int i, n_methods=0;
1945 char varbuf[128];
1946 const char *defaultname, *ignoreenvname;
1947
1948 /* See if unsetenv works before we rely on it. */
1949 setenv("EVENT_NOWAFFLES", "1", 1);
1950 unsetenv("EVENT_NOWAFFLES");
1951 if (getenv("EVENT_NOWAFFLES") != NULL) {
1952 #ifndef _EVENT_HAVE_UNSETENV
1953 TT_DECLARE("NOTE", ("Can't fake unsetenv; skipping test"));
1954 #else
1955 TT_DECLARE("NOTE", ("unsetenv doesn't work; skipping test"));
1956 #endif
1957 tt_skip();
1958 }
1959
1960 basenames = event_get_supported_methods();
1961 for (i = 0; basenames[i]; ++i) {
1962 methodname_to_envvar(basenames[i], varbuf, sizeof(varbuf));
1963 unsetenv(varbuf);
1964 ++n_methods;
1965 }
1966
1967 base = event_base_new();
1968 tt_assert(base);
1969
1970 defaultname = event_base_get_method(base);
1971 TT_BLATHER(("default is <%s>", defaultname));
1972 event_base_free(base);
1973 base = NULL;
1974
1975 /* Can we disable the method with EVENT_NOfoo ? */
1976 if (!strcmp(defaultname, "epoll (with changelist)")) {
1977 setenv("EVENT_NOEPOLL", "1", 1);
1978 ignoreenvname = "epoll";
1979 } else {
1980 methodname_to_envvar(defaultname, varbuf, sizeof(varbuf));
1981 setenv(varbuf, "1", 1);
1982 ignoreenvname = defaultname;
1983 }
1984
1985 /* Use an empty cfg rather than NULL so a failure doesn't exit() */
1986 cfg = event_config_new();
1987 base = event_base_new_with_config(cfg);
1988 event_config_free(cfg);
1989 cfg = NULL;
1990 if (n_methods == 1) {
1991 tt_assert(!base);
1992 } else {
1993 tt_assert(base);
1994 tt_str_op(defaultname, !=, event_base_get_method(base));
1995 event_base_free(base);
1996 base = NULL;
1997 }
1998
1999 /* Can we disable looking at the environment with IGNORE_ENV ? */
2000 cfg = event_config_new();
2001 event_config_set_flag(cfg, EVENT_BASE_FLAG_IGNORE_ENV);
2002 base = event_base_new_with_config(cfg);
2003 tt_assert(base);
2004 tt_str_op(ignoreenvname, ==, event_base_get_method(base));
2005 #else
2006 tt_skip();
2007 #endif
2008
2009 end:
2010 if (base)
2011 event_base_free(base);
2012 if (cfg)
2013 event_config_free(cfg);
2014 }
2015
2016 static void
2017 read_called_once_cb(evutil_socket_t fd, short event, void *arg)
2018 {
2019 tt_int_op(event, ==, EV_READ);
2020 called += 1;
2021 end:
2022 ;
2023 }
2024
2025 static void
2026 timeout_called_once_cb(evutil_socket_t fd, short event, void *arg)
2027 {
2028 tt_int_op(event, ==, EV_TIMEOUT);
2029 called += 100;
2030 end:
2031 ;
2032 }
2033
2034 static void
2035 test_event_once(void *ptr)
2036 {
2037 struct basic_test_data *data = ptr;
2038 struct timeval tv;
2039 int r;
2040
2041 tv.tv_sec = 0;
2042 tv.tv_usec = 50*1000;
2043 called = 0;
2044 r = event_base_once(data->base, data->pair[0], EV_READ,
2045 read_called_once_cb, NULL, NULL);
2046 tt_int_op(r, ==, 0);
2047 r = event_base_once(data->base, -1, EV_TIMEOUT,
2048 timeout_called_once_cb, NULL, &tv);
2049 tt_int_op(r, ==, 0);
2050 r = event_base_once(data->base, -1, 0, NULL, NULL, NULL);
2051 tt_int_op(r, <, 0);
2052
2053 if (write(data->pair[1], TEST1, strlen(TEST1)+1) < 0) {
2054 tt_fail_perror("write");
2055 }
2056
2057 shutdown(data->pair[1], SHUT_WR);
2058
2059 event_base_dispatch(data->base);
2060
2061 tt_int_op(called, ==, 101);
2062 end:
2063 ;
2064 }
2065
2066 static void
2067 test_event_pending(void *ptr)
2068 {
2069 struct basic_test_data *data = ptr;
2070 struct event *r=NULL, *w=NULL, *t=NULL;
2071 struct timeval tv, now, tv2, diff;
2072
2073 tv.tv_sec = 0;
2074 tv.tv_usec = 500 * 1000;
2075 r = event_new(data->base, data->pair[0], EV_READ, simple_read_cb,
2076 NULL);
2077 w = event_new(data->base, data->pair[1], EV_WRITE, simple_write_cb,
2078 NULL);
2079 t = evtimer_new(data->base, timeout_cb, NULL);
2080
2081 evutil_gettimeofday(&now, NULL);
2082 event_add(r, NULL);
2083 event_add(t, &tv);
2084
2085 tt_assert( event_pending(r, EV_READ, NULL));
2086 tt_assert(!event_pending(w, EV_WRITE, NULL));
2087 tt_assert(!event_pending(r, EV_WRITE, NULL));
2088 tt_assert( event_pending(r, EV_READ|EV_WRITE, NULL));
2089 tt_assert(!event_pending(r, EV_TIMEOUT, NULL));
2090 tt_assert( event_pending(t, EV_TIMEOUT, NULL));
2091 tt_assert( event_pending(t, EV_TIMEOUT, &tv2));
2092
2093 tt_assert(evutil_timercmp(&tv2, &now, >));
2094 evutil_timeradd(&now, &tv, &tv);
2095 evutil_timersub(&tv2, &tv, &diff);
2096 tt_int_op(diff.tv_sec, ==, 0);
2097 tt_int_op(labs(diff.tv_usec), <, 1000);
2098
2099 end:
2100 if (r) {
2101 event_del(r);
2102 event_free(r);
2103 }
2104 if (w) {
2105 event_del(w);
2106 event_free(w);
2107 }
2108 if (t) {
2109 event_del(t);
2110 event_free(t);
2111 }
2112 }
2113
2114 #ifndef WIN32
2115 /* You can't do this test on windows, since dup2 doesn't work on sockets */
2116
2117 static void
2118 dfd_cb(evutil_socket_t fd, short e, void *data)
2119 {
2120 *(int*)data = (int)e;
2121 }
2122
2123 /* Regression test for our workaround for a fun epoll/linux related bug
2124 * where fd2 = dup(fd1); add(fd2); close(fd2); dup2(fd1,fd2); add(fd2)
2125 * will get you an EEXIST */
2126 static void
2127 test_dup_fd(void *arg)
2128 {
2129 struct basic_test_data *data = arg;
2130 struct event_base *base = data->base;
2131 struct event *ev1=NULL, *ev2=NULL;
2132 int fd, dfd=-1;
2133 int ev1_got, ev2_got;
2134
2135 tt_int_op(write(data->pair[0], "Hello world",
2136 strlen("Hello world")), >, 0);
2137 fd = data->pair[1];
2138
2139 dfd = dup(fd);
2140 tt_int_op(dfd, >=, 0);
2141
2142 ev1 = event_new(base, fd, EV_READ|EV_PERSIST, dfd_cb, &ev1_got);
2143 ev2 = event_new(base, dfd, EV_READ|EV_PERSIST, dfd_cb, &ev2_got);
2144 ev1_got = ev2_got = 0;
2145 event_add(ev1, NULL);
2146 event_add(ev2, NULL);
2147 event_base_loop(base, EVLOOP_ONCE);
2148 tt_int_op(ev1_got, ==, EV_READ);
2149 tt_int_op(ev2_got, ==, EV_READ);
2150
2151 /* Now close and delete dfd then dispatch. We need to do the
2152 * dispatch here so that when we add it later, we think there
2153 * was an intermediate delete. */
2154 close(dfd);
2155 event_del(ev2);
2156 ev1_got = ev2_got = 0;
2157 event_base_loop(base, EVLOOP_ONCE);
2158 tt_want_int_op(ev1_got, ==, EV_READ);
2159 tt_int_op(ev2_got, ==, 0);
2160
2161 /* Re-duplicate the fd. We need to get the same duplicated
2162 * value that we closed to provoke the epoll quirk. Also, we
2163 * need to change the events to write, or else the old lingering
2164 * read event will make the test pass whether the change was
2165 * successful or not. */
2166 tt_int_op(dup2(fd, dfd), ==, dfd);
2167 event_free(ev2);
2168 ev2 = event_new(base, dfd, EV_WRITE|EV_PERSIST, dfd_cb, &ev2_got);
2169 event_add(ev2, NULL);
2170 ev1_got = ev2_got = 0;
2171 event_base_loop(base, EVLOOP_ONCE);
2172 tt_want_int_op(ev1_got, ==, EV_READ);
2173 tt_int_op(ev2_got, ==, EV_WRITE);
2174
2175 end:
2176 if (ev1)
2177 event_free(ev1);
2178 if (ev2)
2179 event_free(ev2);
2180 close(dfd);
2181 }
2182 #endif
2183
2184 #ifdef _EVENT_DISABLE_MM_REPLACEMENT
2185 static void
2186 test_mm_functions(void *arg)
2187 {
2188 _tinytest_set_test_skipped();
2189 }
2190 #else
2191 static int
2192 check_dummy_mem_ok(void *_mem)
2193 {
2194 char *mem = _mem;
2195 mem -= 16;
2196 return !memcmp(mem, "{[<guardedram>]}", 16);
2197 }
2198
2199 static void *
2200 dummy_malloc(size_t len)
2201 {
2202 char *mem = malloc(len+16);
2203 memcpy(mem, "{[<guardedram>]}", 16);
2204 return mem+16;
2205 }
2206
2207 static void *
2208 dummy_realloc(void *_mem, size_t len)
2209 {
2210 char *mem = _mem;
2211 if (!mem)
2212 return dummy_malloc(len);
2213 tt_want(check_dummy_mem_ok(_mem));
2214 mem -= 16;
2215 mem = realloc(mem, len+16);
2216 return mem+16;
2217 }
2218
2219 static void
2220 dummy_free(void *_mem)
2221 {
2222 char *mem = _mem;
2223 tt_want(check_dummy_mem_ok(_mem));
2224 mem -= 16;
2225 free(mem);
2226 }
2227
2228 static void
2229 test_mm_functions(void *arg)
2230 {
2231 struct event_base *b = NULL;
2232 struct event_config *cfg = NULL;
2233 event_set_mem_functions(dummy_malloc, dummy_realloc, dummy_free);
2234 cfg = event_config_new();
2235 event_config_avoid_method(cfg, "Nonesuch");
2236 b = event_base_new_with_config(cfg);
2237 tt_assert(b);
2238 tt_assert(check_dummy_mem_ok(b));
2239 end:
2240 if (cfg)
2241 event_config_free(cfg);
2242 if (b)
2243 event_base_free(b);
2244 }
2245 #endif
2246
2247 static void
2248 many_event_cb(evutil_socket_t fd, short event, void *arg)
2249 {
2250 int *calledp = arg;
2251 *calledp += 1;
2252 }
2253
2254 static void
2255 test_many_events(void *arg)
2256 {
2257 /* Try 70 events that should all be ready at once. This will
2258 * exercise the "resize" code on most of the backends, and will make
2259 * sure that we can get past the 64-handle limit of some windows
2260 * functions. */
2261 #define MANY 70
2262
2263 struct basic_test_data *data = arg;
2264 struct event_base *base = data->base;
2265 int one_at_a_time = data->setup_data != NULL;
2266 evutil_socket_t sock[MANY];
2267 struct event *ev[MANY];
2268 int called[MANY];
2269 int i;
2270 int loopflags = EVLOOP_NONBLOCK, evflags=0;
2271 const int is_evport = !strcmp(event_base_get_method(base),"evport");
2272 if (one_at_a_time) {
2273 loopflags |= EVLOOP_ONCE;
2274 evflags = EV_PERSIST;
2275 }
2276
2277 memset(sock, 0xff, sizeof(sock));
2278 memset(ev, 0, sizeof(ev));
2279 memset(called, 0, sizeof(called));
2280 if (is_evport && one_at_a_time) {
2281 TT_DECLARE("NOTE", ("evport can't pass this in 2.0; skipping\n"));
2282 tt_skip();
2283 }
2284
2285 for (i = 0; i < MANY; ++i) {
2286 /* We need an event that will hit the backend, and that will
2287 * be ready immediately. "Send a datagram" is an easy
2288 * instance of that. */
2289 sock[i] = socket(AF_INET, SOCK_DGRAM, 0);
2290 tt_assert(sock[i] >= 0);
2291 called[i] = 0;
2292 ev[i] = event_new(base, sock[i], EV_WRITE|evflags,
2293 many_event_cb, &called[i]);
2294 event_add(ev[i], NULL);
2295 if (one_at_a_time)
2296 event_base_loop(base, EVLOOP_NONBLOCK|EVLOOP_ONCE);
2297 }
2298
2299 event_base_loop(base, loopflags);
2300
2301 for (i = 0; i < MANY; ++i) {
2302 if (one_at_a_time)
2303 tt_int_op(called[i], ==, MANY - i + 1);
2304 else
2305 tt_int_op(called[i], ==, 1);
2306 }
2307
2308 end:
2309 for (i = 0; i < MANY; ++i) {
2310 if (ev[i])
2311 event_free(ev[i]);
2312 if (sock[i] >= 0)
2313 evutil_closesocket(sock[i]);
2314 }
2315 #undef MANY
2316 }
2317
2318 static void
2319 test_struct_event_size(void *arg)
2320 {
2321 tt_int_op(event_get_struct_event_size(), <=, sizeof(struct event));
2322 end:
2323 ;
2324 }
2325
2326 struct testcase_t main_testcases[] = {
2327 /* Some converted-over tests */
2328 { "methods", test_methods, TT_FORK, NULL, NULL },
2329 { "version", test_version, 0, NULL, NULL },
2330 BASIC(base_features, TT_FORK|TT_NO_LOGS),
2331 { "base_environ", test_base_environ, TT_FORK, NULL, NULL },
2332
2333 BASIC(event_base_new, TT_FORK|TT_NEED_SOCKETPAIR),
2334 BASIC(free_active_base, TT_FORK|TT_NEED_SOCKETPAIR),
2335
2336 BASIC(manipulate_active_events, TT_FORK|TT_NEED_BASE),
2337
2338 BASIC(bad_assign, TT_FORK|TT_NEED_BASE|TT_NO_LOGS),
2339 BASIC(bad_reentrant, TT_FORK|TT_NEED_BASE|TT_NO_LOGS),
2340
2341 /* These are still using the old API */
2342 LEGACY(persistent_timeout, TT_FORK|TT_NEED_BASE),
2343 { "persistent_active_timeout", test_persistent_active_timeout,
2344 TT_FORK|TT_NEED_BASE, &basic_setup, NULL },
2345 LEGACY(priorities, TT_FORK|TT_NEED_BASE),
2346 { "common_timeout", test_common_timeout, TT_FORK|TT_NEED_BASE,
2347 &basic_setup, NULL },
2348
2349 /* These legacy tests may not all need all of these flags. */
2350 LEGACY(simpleread, TT_ISOLATED),
2351 LEGACY(simpleread_multiple, TT_ISOLATED),
2352 LEGACY(simplewrite, TT_ISOLATED),
2353 { "simpleclose", test_simpleclose, TT_FORK, &basic_setup,
2354 NULL },
2355 LEGACY(multiple, TT_ISOLATED),
2356 LEGACY(persistent, TT_ISOLATED),
2357 LEGACY(combined, TT_ISOLATED),
2358 LEGACY(simpletimeout, TT_ISOLATED),
2359 LEGACY(loopbreak, TT_ISOLATED),
2360 LEGACY(loopexit, TT_ISOLATED),
2361 LEGACY(loopexit_multiple, TT_ISOLATED),
2362 LEGACY(nonpersist_readd, TT_ISOLATED),
2363 LEGACY(multiple_events_for_same_fd, TT_ISOLATED),
2364 LEGACY(want_only_once, TT_ISOLATED),
2365 { "event_once", test_event_once, TT_ISOLATED, &basic_setup, NULL },
2366 { "event_pending", test_event_pending, TT_ISOLATED, &basic_setup,
2367 NULL },
2368 #ifndef WIN32
2369 { "dup_fd", test_dup_fd, TT_ISOLATED, &basic_setup, NULL },
2370 #endif
2371 { "mm_functions", test_mm_functions, TT_FORK, NULL, NULL },
2372 { "many_events", test_many_events, TT_ISOLATED, &basic_setup, NULL },
2373 { "many_events_slow_add", test_many_events, TT_ISOLATED, &basic_setup, (void*)1 },
2374
2375 { "struct_event_size", test_struct_event_size, 0, NULL, NULL },
2376
2377 #ifndef WIN32
2378 LEGACY(fork, TT_ISOLATED),
2379 #endif
2380 END_OF_TESTCASES
2381 };
2382
2383 struct testcase_t evtag_testcases[] = {
2384 { "int", evtag_int_test, TT_FORK, NULL, NULL },
2385 { "fuzz", evtag_fuzz, TT_FORK, NULL, NULL },
2386 { "encoding", evtag_tag_encoding, TT_FORK, NULL, NULL },
2387 { "peek", evtag_test_peek, 0, NULL, NULL },
2388
2389 END_OF_TESTCASES
2390 };
2391
2392 struct testcase_t signal_testcases[] = {
2393 #ifndef WIN32
2394 LEGACY(simplesignal, TT_ISOLATED),
2395 LEGACY(multiplesignal, TT_ISOLATED),
2396 LEGACY(immediatesignal, TT_ISOLATED),
2397 LEGACY(signal_dealloc, TT_ISOLATED),
2398 LEGACY(signal_pipeloss, TT_ISOLATED),
2399 LEGACY(signal_switchbase, TT_ISOLATED|TT_NO_LOGS),
2400 LEGACY(signal_restore, TT_ISOLATED),
2401 LEGACY(signal_assert, TT_ISOLATED),
2402 LEGACY(signal_while_processing, TT_ISOLATED),
2403 #endif
2404 END_OF_TESTCASES
2405 };
2406
Tomato firmware and modifications.