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libevent regression test

This commit is contained in:
provos 2003-06-12 23:15:48 +00:00
parent f67349cc61
commit 0eab3d3b7d
2 changed files with 397 additions and 0 deletions
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16
regress/lib/libevent/Makefile Normal file
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# $NetBSD: Makefile,v 1.1 2003/06/12 23:15:48 provos Exp $
NOMAN= # defined
PROG= eventtest
DPADD+= ${LIBSKEY}
LDADD+= -levent
.PATH: ${.CURDIR}/..
regress: eventtest
@echo Testing libevent
./eventtest
.include <bsd.prog.mk>

381
regress/lib/libevent/eventtest.c Normal file
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/*
* Copyright 2003 Niels Provos <provos@citi.umich.edu>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Niels Provos.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <sys/socket.h>
#include <sys/signal.h>
#include <fcntl.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <errno.h>
#include <event.h>
static int pair[2];
static int test_ok;
static int called;
static char wbuf[4096];
static char rbuf[4096];
static int woff;
static int roff;
static int usepersist;
static struct timeval tset;
static struct timeval tcalled;
#define TEST1 "this is a test"
#define SECONDS 1
void
simple_read_cb(int fd, short event, void *arg)
{
char buf[256];
int len;
len = read(fd, buf, sizeof(buf));
if (len) {
if (!called)
event_add(arg, NULL);
} else if (called == 1)
test_ok = 1;
called++;
}
void
simple_write_cb(int fd, short event, void *arg)
{
int len;
len = write(fd, TEST1, strlen(TEST1) + 1);
if (len == -1)
test_ok = 0;
else
test_ok = 1;
}
void
multiple_write_cb(int fd, short event, void *arg)
{
struct event *ev = arg;
int len;
len = 128;
if (woff + len >= sizeof(wbuf))
len = sizeof(wbuf) - woff;
len = write(fd, wbuf + woff, len);
if (len == -1) {
fprintf(stderr, "%s: write\n", __func__);
if (usepersist)
event_del(ev);
return;
}
woff += len;
if (woff >= sizeof(wbuf)) {
shutdown(fd, SHUT_WR);
if (usepersist)
event_del(ev);
return;
}
if (!usepersist)
event_add(ev, NULL);
}
void
multiple_read_cb(int fd, short event, void *arg)
{
struct event *ev = arg;
int len;
len = read(fd, rbuf + roff, sizeof(rbuf) - roff);
if (len == -1)
fprintf(stderr, "%s: read\n", __func__);
if (len <= 0) {
if (usepersist)
event_del(ev);
return;
}
roff += len;
if (!usepersist)
event_add(ev, NULL);
}
void
timeout_cb(int fd, short event, void *arg)
{
struct timeval tv;
int diff;
gettimeofday(&tcalled, NULL);
if (timercmp(&tcalled, &tset, >))
timersub(&tcalled, &tset, &tv);
else
timersub(&tset, &tcalled, &tv);
diff = tv.tv_sec*1000 + tv.tv_usec/1000 - SECONDS * 1000;
if (diff < 0)
diff = -diff;
if (diff < 100)
test_ok = 1;
}
void
signal_cb(int fd, short event, void *arg)
{
struct event *ev = arg;
signal_del(ev);
test_ok = 1;
}
struct both {
struct event ev;
int nread;
};
void
combined_read_cb(int fd, short event, void *arg)
{
struct both *both = arg;
char buf[128];
int len;
len = read(fd, buf, sizeof(buf));
if (len == -1)
fprintf(stderr, "%s: read\n", __func__);
if (len <= 0)
return;
both->nread += len;
event_add(&both->ev, NULL);
}
void
combined_write_cb(int fd, short event, void *arg)
{
struct both *both = arg;
char buf[128];
int len;
len = sizeof(buf);
if (len > both->nread)
len = both->nread;
len = write(fd, buf, len);
if (len == -1)
fprintf(stderr, "%s: write\n", __func__);
if (len <= 0) {
shutdown(fd, SHUT_WR);
return;
}
both->nread -= len;
event_add(&both->ev, NULL);
}
/* Test infrastructure */
int
setup_test(char *name)
{
fprintf(stdout, "%s", name);
if (socketpair(AF_UNIX, SOCK_STREAM, 0, pair) == -1) {
fprintf(stderr, "%s: socketpair\n", __func__);
exit(1);
}
test_ok = 0;
called = 0;
return (0);
}
int
cleanup_test(void)
{
close(pair[0]);
close(pair[1]);
if (test_ok)
fprintf(stdout, "OK\n");
else {
fprintf(stdout, "FAILED\n");
exit(1);
}
return (0);
}
int
main (int argc, char **argv)
{
struct event ev, ev2;
struct timeval tv;
struct itimerval itv;
struct both r1, r2, w1, w2;
int i;
setvbuf(stdout, NULL, _IONBF, 0);
/* Initalize the event library */
event_init();
/* Very simple read test */
setup_test("Simple read: ");
write(pair[0], TEST1, strlen(TEST1)+1);
shutdown(pair[0], SHUT_WR);
event_set(&ev, pair[1], EV_READ, simple_read_cb, &ev);
event_add(&ev, NULL);
event_dispatch();
cleanup_test();
/* Very simple write test */
setup_test("Simple write: ");
event_set(&ev, pair[0], EV_WRITE, simple_write_cb, &ev);
event_add(&ev, NULL);
event_dispatch();
cleanup_test();
/* Multiple read and write test */
setup_test("Multiple read/write: ");
memset(rbuf, 0, sizeof(rbuf));
for (i = 0; i < sizeof(wbuf); i++)
wbuf[i] = i;
roff = woff = 0;
usepersist = 0;
event_set(&ev, pair[0], EV_WRITE, multiple_write_cb, &ev);
event_add(&ev, NULL);
event_set(&ev2, pair[1], EV_READ, multiple_read_cb, &ev2);
event_add(&ev2, NULL);
event_dispatch();
if (roff == woff)
test_ok = memcmp(rbuf, wbuf, sizeof(wbuf)) == 0;
cleanup_test();
/* Multiple read and write test with persist */
setup_test("Persist read/write: ");
memset(rbuf, 0, sizeof(rbuf));
for (i = 0; i < sizeof(wbuf); i++)
wbuf[i] = i;
roff = woff = 0;
usepersist = 1;
event_set(&ev, pair[0], EV_WRITE|EV_PERSIST, multiple_write_cb, &ev);
event_add(&ev, NULL);
event_set(&ev2, pair[1], EV_READ|EV_PERSIST, multiple_read_cb, &ev2);
event_add(&ev2, NULL);
event_dispatch();
if (roff == woff)
test_ok = memcmp(rbuf, wbuf, sizeof(wbuf)) == 0;
cleanup_test();
setup_test("Combined read/write: ");
memset(&r1, 0, sizeof(r1));
memset(&r2, 0, sizeof(r2));
memset(&w1, 0, sizeof(w1));
memset(&w2, 0, sizeof(w2));
w1.nread = 4096;
w2.nread = 8192;
event_set(&r1.ev, pair[0], EV_READ, combined_read_cb, &r1);
event_set(&w1.ev, pair[0], EV_WRITE, combined_write_cb, &w1);
event_set(&r2.ev, pair[1], EV_READ, combined_read_cb, &r2);
event_set(&w2.ev, pair[1], EV_WRITE, combined_write_cb, &w2);
event_add(&r1.ev, NULL);
event_add(&w1.ev, NULL);
event_add(&r2.ev, NULL);
event_add(&w2.ev, NULL);
event_dispatch();
if (r1.nread == 8192 && r2.nread == 4096)
test_ok = 1;
cleanup_test();
setup_test("Simple timeout: ");
tv.tv_usec = 0;
tv.tv_sec = SECONDS;
evtimer_set(&ev, timeout_cb, NULL);
evtimer_add(&ev, &tv);
gettimeofday(&tset, NULL);
event_dispatch();
cleanup_test();
setup_test("Simple signal: ");
signal_set(&ev, SIGALRM, signal_cb, &ev);
signal_add(&ev, NULL);
memset(&itv, 0, sizeof(itv));
itv.it_value.tv_sec = 1;
if (setitimer(ITIMER_REAL, &itv, NULL) == -1)
goto skip_simplesignal;
event_dispatch();
skip_simplesignal:
signal_del(&ev);
cleanup_test();
return (0);
}