60a396a4f7
tools/regression. It tests a number of aspects of kqueue behavior, although not all currently pass (possibly bugs in the test suite?). Submitted by: Mark Heily <mark at heily.com> Obtained from: svn://mark.heily.com/libkqueue/trunk/test (r114)
133 lines
3.4 KiB
C
133 lines
3.4 KiB
C
/*
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* Copyright (c) 2009 Mark Heily <mark@heily.com>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* $FreeBSD$
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*/
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#include "common.h"
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int kqfd;
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static void
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add_and_delete(void)
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{
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const char *test_id = "kevent(EVFILT_USER, EV_ADD and EV_DELETE)";
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struct kevent kev;
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test_begin(test_id);
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kevent_add(kqfd, &kev, 1, EVFILT_USER, EV_ADD, 0, 0, NULL);
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test_no_kevents();
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kevent_add(kqfd, &kev, 1, EVFILT_USER, EV_DELETE, 0, 0, NULL);
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test_no_kevents();
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success();
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}
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static void
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event_wait(void)
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{
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const char *test_id = "kevent(EVFILT_USER, wait)";
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struct kevent kev;
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test_begin(test_id);
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/* Add the event, and then trigger it */
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kevent_add(kqfd, &kev, 1, EVFILT_USER, EV_ADD, 0, 0, NULL);
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kevent_add(kqfd, &kev, 1, EVFILT_USER, 0, NOTE_TRIGGER, 0, NULL);
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kev.fflags &= ~NOTE_FFCTRLMASK;
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kev.fflags &= ~NOTE_TRIGGER;
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kevent_cmp(&kev, kevent_get(kqfd));
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test_no_kevents();
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success();
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}
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static void
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disable_and_enable(void)
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{
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const char *test_id = "kevent(EVFILT_USER, EV_DISABLE and EV_ENABLE)";
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struct kevent kev;
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test_begin(test_id);
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kevent_add(kqfd, &kev, 1, EVFILT_USER, EV_ADD, 0, 0, NULL);
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kevent_add(kqfd, &kev, 1, EVFILT_USER, EV_DISABLE, 0, 0, NULL);
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/* Trigger the event, but since it is disabled, nothing will happen. */
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kevent_add(kqfd, &kev, 1, EVFILT_USER, 0, NOTE_TRIGGER, 0, NULL);
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test_no_kevents();
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kevent_add(kqfd, &kev, 1, EVFILT_USER, EV_ENABLE, 0, 0, NULL);
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kevent_add(kqfd, &kev, 1, EVFILT_USER, 0, NOTE_TRIGGER, 0, NULL);
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kev.flags = 0;
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kev.fflags &= ~NOTE_FFCTRLMASK;
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kev.fflags &= ~NOTE_TRIGGER;
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kevent_cmp(&kev, kevent_get(kqfd));
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success();
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}
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static void
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oneshot(void)
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{
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const char *test_id = "kevent(EVFILT_USER, EV_ONESHOT)";
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struct kevent kev;
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test_begin(test_id);
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kevent_add(kqfd, &kev, 1, EVFILT_USER, EV_ADD | EV_ONESHOT, 0, 0, NULL);
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puts(" -- event 1");
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kevent_add(kqfd, &kev, 1, EVFILT_USER, 0, NOTE_TRIGGER, 0, NULL);
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kev.flags = 0;
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kev.fflags &= ~NOTE_FFCTRLMASK;
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kev.fflags &= ~NOTE_TRIGGER;
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kevent_cmp(&kev, kevent_get(kqfd));
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/* Try to trigger the event again. It is deleted, so that
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should be an error. However, on FreeBSD 8 it is not an error,
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so the event is ignored.
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*/
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puts(" -- triggering an event that will be ignored");
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kev.flags = 0;
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kev.fflags |= NOTE_TRIGGER;
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if (kevent(kqfd, &kev, 1, NULL, 0, NULL) < 0)
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err(1, "%s", test_id);
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test_no_kevents();
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success();
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}
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void
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test_evfilt_user()
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{
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kqfd = kqueue();
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add_and_delete();
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event_wait();
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disable_and_enable();
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oneshot();
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/* TODO: try different fflags operations */
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close(kqfd);
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}
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