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-rw-r--r--sntp/libevent/test/regress.c3309
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diff --git a/sntp/libevent/test/regress.c b/sntp/libevent/test/regress.c
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+++ b/sntp/libevent/test/regress.c
@@ -0,0 +1,3309 @@
+/*
+ * Copyright (c) 2003-2007 Niels Provos <provos@citi.umich.edu>
+ * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson
+ *
+ * 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. 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.
+ */
+#include "util-internal.h"
+
+#ifdef _WIN32
+#include <winsock2.h>
+#include <windows.h>
+#endif
+
+#include "event2/event-config.h"
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#ifdef EVENT__HAVE_SYS_TIME_H
+#include <sys/time.h>
+#endif
+#include <sys/queue.h>
+#ifndef _WIN32
+#include <sys/socket.h>
+#include <sys/wait.h>
+#include <signal.h>
+#include <unistd.h>
+#include <netdb.h>
+#endif
+#include <fcntl.h>
+#include <signal.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+#include <assert.h>
+#include <ctype.h>
+
+#include "event2/event.h"
+#include "event2/event_struct.h"
+#include "event2/event_compat.h"
+#include "event2/tag.h"
+#include "event2/buffer.h"
+#include "event2/buffer_compat.h"
+#include "event2/util.h"
+#include "event-internal.h"
+#include "evthread-internal.h"
+#include "log-internal.h"
+#include "time-internal.h"
+
+#include "regress.h"
+
+#ifndef _WIN32
+#include "regress.gen.h"
+#endif
+
+evutil_socket_t pair[2];
+int test_ok;
+int called;
+struct event_base *global_base;
+
+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"
+
+#ifndef SHUT_WR
+#define SHUT_WR 1
+#endif
+
+#ifdef _WIN32
+#define write(fd,buf,len) send((fd),(buf),(int)(len),0)
+#define read(fd,buf,len) recv((fd),(buf),(int)(len),0)
+#endif
+
+struct basic_cb_args
+{
+ struct event_base *eb;
+ struct event *ev;
+ unsigned int callcount;
+};
+
+static void
+simple_read_cb(evutil_socket_t fd, short event, void *arg)
+{
+ char buf[256];
+ int len;
+
+ len = read(fd, buf, sizeof(buf));
+
+ if (len) {
+ if (!called) {
+ if (event_add(arg, NULL) == -1)
+ exit(1);
+ }
+ } else if (called == 1)
+ test_ok = 1;
+
+ called++;
+}
+
+static void
+basic_read_cb(evutil_socket_t fd, short event, void *data)
+{
+ char buf[256];
+ int len;
+ struct basic_cb_args *arg = data;
+
+ len = read(fd, buf, sizeof(buf));
+
+ if (len < 0) {
+ tt_fail_perror("read (callback)");
+ } else {
+ switch (arg->callcount++) {
+ case 0: /* first call: expect to read data; cycle */
+ if (len > 0)
+ return;
+
+ tt_fail_msg("EOF before data read");
+ break;
+
+ case 1: /* second call: expect EOF; stop */
+ if (len > 0)
+ tt_fail_msg("not all data read on first cycle");
+ break;
+
+ default: /* third call: should not happen */
+ tt_fail_msg("too many cycles");
+ }
+ }
+
+ event_del(arg->ev);
+ event_base_loopexit(arg->eb, NULL);
+}
+
+static void
+dummy_read_cb(evutil_socket_t fd, short event, void *arg)
+{
+}
+
+static void
+simple_write_cb(evutil_socket_t fd, short event, void *arg)
+{
+ int len;
+
+ len = write(fd, TEST1, strlen(TEST1) + 1);
+ if (len == -1)
+ test_ok = 0;
+ else
+ test_ok = 1;
+}
+
+static void
+multiple_write_cb(evutil_socket_t fd, short event, void *arg)
+{
+ struct event *ev = arg;
+ int len;
+
+ len = 128;
+ if (woff + len >= (int)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 >= (int)sizeof(wbuf)) {
+ shutdown(fd, SHUT_WR);
+ if (usepersist)
+ event_del(ev);
+ return;
+ }
+
+ if (!usepersist) {
+ if (event_add(ev, NULL) == -1)
+ exit(1);
+ }
+}
+
+static void
+multiple_read_cb(evutil_socket_t 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) {
+ if (event_add(ev, NULL) == -1)
+ exit(1);
+ }
+}
+
+static void
+timeout_cb(evutil_socket_t fd, short event, void *arg)
+{
+ evutil_gettimeofday(&tcalled, NULL);
+}
+
+struct both {
+ struct event ev;
+ int nread;
+};
+
+static void
+combined_read_cb(evutil_socket_t 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;
+ if (event_add(&both->ev, NULL) == -1)
+ exit(1);
+}
+
+static void
+combined_write_cb(evutil_socket_t fd, short event, void *arg)
+{
+ struct both *both = arg;
+ char buf[128];
+ int len;
+
+ len = sizeof(buf);
+ if (len > both->nread)
+ len = both->nread;
+
+ memset(buf, 'q', len);
+
+ 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;
+ if (event_add(&both->ev, NULL) == -1)
+ exit(1);
+}
+
+/* These macros used to replicate the work of the legacy test wrapper code */
+#define setup_test(x) do { \
+ if (!in_legacy_test_wrapper) { \
+ TT_FAIL(("Legacy test %s not wrapped properly", x)); \
+ return; \
+ } \
+ } while (0)
+#define cleanup_test() setup_test("cleanup")
+
+static void
+test_simpleread(void)
+{
+ struct event ev;
+
+ /* Very simple read test */
+ setup_test("Simple read: ");
+
+ if (write(pair[0], TEST1, strlen(TEST1)+1) < 0) {
+ tt_fail_perror("write");
+ }
+
+ shutdown(pair[0], SHUT_WR);
+
+ event_set(&ev, pair[1], EV_READ, simple_read_cb, &ev);
+ if (event_add(&ev, NULL) == -1)
+ exit(1);
+ event_dispatch();
+
+ cleanup_test();
+}
+
+static void
+test_simplewrite(void)
+{
+ struct event ev;
+
+ /* Very simple write test */
+ setup_test("Simple write: ");
+
+ event_set(&ev, pair[0], EV_WRITE, simple_write_cb, &ev);
+ if (event_add(&ev, NULL) == -1)
+ exit(1);
+ event_dispatch();
+
+ cleanup_test();
+}
+
+static void
+simpleread_multiple_cb(evutil_socket_t fd, short event, void *arg)
+{
+ if (++called == 2)
+ test_ok = 1;
+}
+
+static void
+test_simpleread_multiple(void)
+{
+ struct event one, two;
+
+ /* Very simple read test */
+ setup_test("Simple read to multiple evens: ");
+
+ if (write(pair[0], TEST1, strlen(TEST1)+1) < 0) {
+ tt_fail_perror("write");
+ }
+
+ shutdown(pair[0], SHUT_WR);
+
+ event_set(&one, pair[1], EV_READ, simpleread_multiple_cb, NULL);
+ if (event_add(&one, NULL) == -1)
+ exit(1);
+ event_set(&two, pair[1], EV_READ, simpleread_multiple_cb, NULL);
+ if (event_add(&two, NULL) == -1)
+ exit(1);
+ event_dispatch();
+
+ cleanup_test();
+}
+
+static int have_closed = 0;
+static int premature_event = 0;
+static void
+simpleclose_close_fd_cb(evutil_socket_t s, short what, void *ptr)
+{
+ evutil_socket_t **fds = ptr;
+ TT_BLATHER(("Closing"));
+ evutil_closesocket(*fds[0]);
+ evutil_closesocket(*fds[1]);
+ *fds[0] = -1;
+ *fds[1] = -1;
+ have_closed = 1;
+}
+
+static void
+record_event_cb(evutil_socket_t s, short what, void *ptr)
+{
+ short *whatp = ptr;
+ if (!have_closed)
+ premature_event = 1;
+ *whatp = what;
+ TT_BLATHER(("Recorded %d on socket %d", (int)what, (int)s));
+}
+
+static void
+test_simpleclose(void *ptr)
+{
+ /* Test that a close of FD is detected as a read and as a write. */
+ struct event_base *base = event_base_new();
+ evutil_socket_t pair1[2]={-1,-1}, pair2[2] = {-1, -1};
+ evutil_socket_t *to_close[2];
+ struct event *rev=NULL, *wev=NULL, *closeev=NULL;
+ struct timeval tv;
+ short got_read_on_close = 0, got_write_on_close = 0;
+ char buf[1024];
+ memset(buf, 99, sizeof(buf));
+#ifdef _WIN32
+#define LOCAL_SOCKETPAIR_AF AF_INET
+#else
+#define LOCAL_SOCKETPAIR_AF AF_UNIX
+#endif
+ if (evutil_socketpair(LOCAL_SOCKETPAIR_AF, SOCK_STREAM, 0, pair1)<0)
+ TT_DIE(("socketpair: %s", strerror(errno)));
+ if (evutil_socketpair(LOCAL_SOCKETPAIR_AF, SOCK_STREAM, 0, pair2)<0)
+ TT_DIE(("socketpair: %s", strerror(errno)));
+ if (evutil_make_socket_nonblocking(pair1[1]) < 0)
+ TT_DIE(("make_socket_nonblocking"));
+ if (evutil_make_socket_nonblocking(pair2[1]) < 0)
+ TT_DIE(("make_socket_nonblocking"));
+
+ /** Stuff pair2[1] full of data, until write fails */
+ while (1) {
+ int r = write(pair2[1], buf, sizeof(buf));
+ if (r<0) {
+ int err = evutil_socket_geterror(pair2[1]);
+ if (! EVUTIL_ERR_RW_RETRIABLE(err))
+ TT_DIE(("write failed strangely: %s",
+ evutil_socket_error_to_string(err)));
+ break;
+ }
+ }
+ to_close[0] = &pair1[0];
+ to_close[1] = &pair2[0];
+
+ closeev = event_new(base, -1, EV_TIMEOUT, simpleclose_close_fd_cb,
+ to_close);
+ rev = event_new(base, pair1[1], EV_READ, record_event_cb,
+ &got_read_on_close);
+ TT_BLATHER(("Waiting for read on %d", (int)pair1[1]));
+ wev = event_new(base, pair2[1], EV_WRITE, record_event_cb,
+ &got_write_on_close);
+ TT_BLATHER(("Waiting for write on %d", (int)pair2[1]));
+ tv.tv_sec = 0;
+ tv.tv_usec = 100*1000; /* Close pair1[0] after a little while, and make
+ * sure we get a read event. */
+ event_add(closeev, &tv);
+ event_add(rev, NULL);
+ event_add(wev, NULL);
+ /* Don't let the test go on too long. */
+ tv.tv_sec = 0;
+ tv.tv_usec = 200*1000;
+ event_base_loopexit(base, &tv);
+ event_base_loop(base, 0);
+
+ tt_int_op(got_read_on_close, ==, EV_READ);
+ tt_int_op(got_write_on_close, ==, EV_WRITE);
+ tt_int_op(premature_event, ==, 0);
+
+end:
+ if (pair1[0] >= 0)
+ evutil_closesocket(pair1[0]);
+ if (pair1[1] >= 0)
+ evutil_closesocket(pair1[1]);
+ if (pair2[0] >= 0)
+ evutil_closesocket(pair2[0]);
+ if (pair2[1] >= 0)
+ evutil_closesocket(pair2[1]);
+ if (rev)
+ event_free(rev);
+ if (wev)
+ event_free(wev);
+ if (closeev)
+ event_free(closeev);
+ if (base)
+ event_base_free(base);
+}
+
+
+static void
+test_multiple(void)
+{
+ struct event ev, ev2;
+ int i;
+
+ /* Multiple read and write test */
+ setup_test("Multiple read/write: ");
+ memset(rbuf, 0, sizeof(rbuf));
+ for (i = 0; i < (int)sizeof(wbuf); i++)
+ wbuf[i] = i;
+
+ roff = woff = 0;
+ usepersist = 0;
+
+ event_set(&ev, pair[0], EV_WRITE, multiple_write_cb, &ev);
+ if (event_add(&ev, NULL) == -1)
+ exit(1);
+ event_set(&ev2, pair[1], EV_READ, multiple_read_cb, &ev2);
+ if (event_add(&ev2, NULL) == -1)
+ exit(1);
+ event_dispatch();
+
+ if (roff == woff)
+ test_ok = memcmp(rbuf, wbuf, sizeof(wbuf)) == 0;
+
+ cleanup_test();
+}
+
+static void
+test_persistent(void)
+{
+ struct event ev, ev2;
+ int i;
+
+ /* Multiple read and write test with persist */
+ setup_test("Persist read/write: ");
+ memset(rbuf, 0, sizeof(rbuf));
+ for (i = 0; i < (int)sizeof(wbuf); i++)
+ wbuf[i] = i;
+
+ roff = woff = 0;
+ usepersist = 1;
+
+ event_set(&ev, pair[0], EV_WRITE|EV_PERSIST, multiple_write_cb, &ev);
+ if (event_add(&ev, NULL) == -1)
+ exit(1);
+ event_set(&ev2, pair[1], EV_READ|EV_PERSIST, multiple_read_cb, &ev2);
+ if (event_add(&ev2, NULL) == -1)
+ exit(1);
+ event_dispatch();
+
+ if (roff == woff)
+ test_ok = memcmp(rbuf, wbuf, sizeof(wbuf)) == 0;
+
+ cleanup_test();
+}
+
+static void
+test_combined(void)
+{
+ struct both r1, r2, w1, w2;
+
+ 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);
+ tt_assert(event_add(&r1.ev, NULL) != -1);
+ tt_assert(!event_add(&w1.ev, NULL));
+ tt_assert(!event_add(&r2.ev, NULL));
+ tt_assert(!event_add(&w2.ev, NULL));
+ event_dispatch();
+
+ if (r1.nread == 8192 && r2.nread == 4096)
+ test_ok = 1;
+
+end:
+ cleanup_test();
+}
+
+static void
+test_simpletimeout(void)
+{
+ struct timeval tv;
+ struct event ev;
+
+ setup_test("Simple timeout: ");
+
+ tv.tv_usec = 200*1000;
+ tv.tv_sec = 0;
+ evutil_timerclear(&tcalled);
+ evtimer_set(&ev, timeout_cb, NULL);
+ evtimer_add(&ev, &tv);
+
+ evutil_gettimeofday(&tset, NULL);
+ event_dispatch();
+ test_timeval_diff_eq(&tset, &tcalled, 200);
+
+ test_ok = 1;
+end:
+ cleanup_test();
+}
+
+static void
+periodic_timeout_cb(evutil_socket_t fd, short event, void *arg)
+{
+ int *count = arg;
+
+ (*count)++;
+ if (*count == 6) {
+ /* call loopexit only once - on slow machines(?), it is
+ * apparently possible for this to get called twice. */
+ test_ok = 1;
+ event_base_loopexit(global_base, NULL);
+ }
+}
+
+static void
+test_persistent_timeout(void)
+{
+ struct timeval tv;
+ struct event ev;
+ int count = 0;
+
+ evutil_timerclear(&tv);
+ tv.tv_usec = 10000;
+
+ event_assign(&ev, global_base, -1, EV_TIMEOUT|EV_PERSIST,
+ periodic_timeout_cb, &count);
+ event_add(&ev, &tv);
+
+ event_dispatch();
+
+ event_del(&ev);
+}
+
+static void
+test_persistent_timeout_jump(void *ptr)
+{
+ struct basic_test_data *data = ptr;
+ struct event ev;
+ int count = 0;
+ struct timeval msec100 = { 0, 100 * 1000 };
+ struct timeval msec50 = { 0, 50 * 1000 };
+ struct timeval msec300 = { 0, 300 * 1000 };
+
+ event_assign(&ev, data->base, -1, EV_PERSIST, periodic_timeout_cb, &count);
+ event_add(&ev, &msec100);
+ /* Wait for a bit */
+ evutil_usleep_(&msec300);
+ event_base_loopexit(data->base, &msec50);
+ event_base_dispatch(data->base);
+ tt_int_op(count, ==, 1);
+
+end:
+ event_del(&ev);
+}
+
+struct persist_active_timeout_called {
+ int n;
+ short events[16];
+ struct timeval tvs[16];
+};
+
+static void
+activate_cb(evutil_socket_t fd, short event, void *arg)
+{
+ struct event *ev = arg;
+ event_active(ev, EV_READ, 1);
+}
+
+static void
+persist_active_timeout_cb(evutil_socket_t fd, short event, void *arg)
+{
+ struct persist_active_timeout_called *c = arg;
+ if (c->n < 15) {
+ c->events[c->n] = event;
+ evutil_gettimeofday(&c->tvs[c->n], NULL);
+ ++c->n;
+ }
+}
+
+static void
+test_persistent_active_timeout(void *ptr)
+{
+ struct timeval tv, tv2, tv_exit, start;
+ struct event ev;
+ struct persist_active_timeout_called res;
+
+ struct basic_test_data *data = ptr;
+ struct event_base *base = data->base;
+
+ memset(&res, 0, sizeof(res));
+
+ tv.tv_sec = 0;
+ tv.tv_usec = 200 * 1000;
+ event_assign(&ev, base, -1, EV_TIMEOUT|EV_PERSIST,
+ persist_active_timeout_cb, &res);
+ event_add(&ev, &tv);
+
+ tv2.tv_sec = 0;
+ tv2.tv_usec = 100 * 1000;
+ event_base_once(base, -1, EV_TIMEOUT, activate_cb, &ev, &tv2);
+
+ tv_exit.tv_sec = 0;
+ tv_exit.tv_usec = 600 * 1000;
+ event_base_loopexit(base, &tv_exit);
+
+ event_base_assert_ok_(base);
+ evutil_gettimeofday(&start, NULL);
+
+ event_base_dispatch(base);
+ event_base_assert_ok_(base);
+
+ tt_int_op(res.n, ==, 3);
+ tt_int_op(res.events[0], ==, EV_READ);
+ tt_int_op(res.events[1], ==, EV_TIMEOUT);
+ tt_int_op(res.events[2], ==, EV_TIMEOUT);
+ test_timeval_diff_eq(&start, &res.tvs[0], 100);
+ test_timeval_diff_eq(&start, &res.tvs[1], 300);
+ test_timeval_diff_eq(&start, &res.tvs[2], 500);
+end:
+ event_del(&ev);
+}
+
+struct common_timeout_info {
+ struct event ev;
+ struct timeval called_at;
+ int which;
+ int count;
+};
+
+static void
+common_timeout_cb(evutil_socket_t fd, short event, void *arg)
+{
+ struct common_timeout_info *ti = arg;
+ ++ti->count;
+ evutil_gettimeofday(&ti->called_at, NULL);
+ if (ti->count >= 4)
+ event_del(&ti->ev);
+}
+
+static void
+test_common_timeout(void *ptr)
+{
+ struct basic_test_data *data = ptr;
+
+ struct event_base *base = data->base;
+ int i;
+ struct common_timeout_info info[100];
+
+ struct timeval start;
+ struct timeval tmp_100_ms = { 0, 100*1000 };
+ struct timeval tmp_200_ms = { 0, 200*1000 };
+ struct timeval tmp_5_sec = { 5, 0 };
+ struct timeval tmp_5M_usec = { 0, 5*1000*1000 };
+
+ const struct timeval *ms_100, *ms_200, *sec_5;
+
+ ms_100 = event_base_init_common_timeout(base, &tmp_100_ms);
+ ms_200 = event_base_init_common_timeout(base, &tmp_200_ms);
+ sec_5 = event_base_init_common_timeout(base, &tmp_5_sec);
+ tt_assert(ms_100);
+ tt_assert(ms_200);
+ tt_assert(sec_5);
+ tt_ptr_op(event_base_init_common_timeout(base, &tmp_200_ms),
+ ==, ms_200);
+ tt_ptr_op(event_base_init_common_timeout(base, ms_200), ==, ms_200);
+ tt_ptr_op(event_base_init_common_timeout(base, &tmp_5M_usec), ==, sec_5);
+ tt_int_op(ms_100->tv_sec, ==, 0);
+ tt_int_op(ms_200->tv_sec, ==, 0);
+ tt_int_op(sec_5->tv_sec, ==, 5);
+ tt_int_op(ms_100->tv_usec, ==, 100000|0x50000000);
+ tt_int_op(ms_200->tv_usec, ==, 200000|0x50100000);
+ tt_int_op(sec_5->tv_usec, ==, 0|0x50200000);
+
+ memset(info, 0, sizeof(info));
+
+ for (i=0; i<100; ++i) {
+ info[i].which = i;
+ event_assign(&info[i].ev, base, -1, EV_TIMEOUT|EV_PERSIST,
+ common_timeout_cb, &info[i]);
+ if (i % 2) {
+ if ((i%20)==1) {
+ /* Glass-box test: Make sure we survive the
+ * transition to non-common timeouts. It's
+ * a little tricky. */
+ event_add(&info[i].ev, ms_200);
+ event_add(&info[i].ev, &tmp_100_ms);
+ } else if ((i%20)==3) {
+ /* Check heap-to-common too. */
+ event_add(&info[i].ev, &tmp_200_ms);
+ event_add(&info[i].ev, ms_100);
+ } else if ((i%20)==5) {
+ /* Also check common-to-common. */
+ event_add(&info[i].ev, ms_200);
+ event_add(&info[i].ev, ms_100);
+ } else {
+ event_add(&info[i].ev, ms_100);
+ }
+ } else {
+ event_add(&info[i].ev, ms_200);
+ }
+ }
+
+ event_base_assert_ok_(base);
+ evutil_gettimeofday(&start, NULL);
+ event_base_dispatch(base);
+
+ event_base_assert_ok_(base);
+
+ for (i=0; i<10; ++i) {
+ tt_int_op(info[i].count, ==, 4);
+ if (i % 2) {
+ test_timeval_diff_eq(&start, &info[i].called_at, 400);
+ } else {
+ test_timeval_diff_eq(&start, &info[i].called_at, 800);
+ }
+ }
+
+ /* Make sure we can free the base with some events in. */
+ for (i=0; i<100; ++i) {
+ if (i % 2) {
+ event_add(&info[i].ev, ms_100);
+ } else {
+ event_add(&info[i].ev, ms_200);
+ }
+ }
+
+end:
+ event_base_free(data->base); /* need to do this here before info is
+ * out-of-scope */
+ data->base = NULL;
+}
+
+#ifndef _WIN32
+static void signal_cb(evutil_socket_t fd, short event, void *arg);
+
+#define current_base event_global_current_base_
+extern struct event_base *current_base;
+
+static void
+child_signal_cb(evutil_socket_t fd, short event, void *arg)
+{
+ struct timeval tv;
+ int *pint = arg;
+
+ *pint = 1;
+
+ tv.tv_usec = 500000;
+ tv.tv_sec = 0;
+ event_loopexit(&tv);
+}
+
+static void
+test_fork(void)
+{
+ int status, got_sigchld = 0;
+ struct event ev, sig_ev;
+ pid_t pid;
+
+ setup_test("After fork: ");
+
+ tt_assert(current_base);
+ evthread_make_base_notifiable(current_base);
+
+ if (write(pair[0], TEST1, strlen(TEST1)+1) < 0) {
+ tt_fail_perror("write");
+ }
+
+ event_set(&ev, pair[1], EV_READ, simple_read_cb, &ev);
+ if (event_add(&ev, NULL) == -1)
+ exit(1);
+
+ evsignal_set(&sig_ev, SIGCHLD, child_signal_cb, &got_sigchld);
+ evsignal_add(&sig_ev, NULL);
+
+ event_base_assert_ok_(current_base);
+ TT_BLATHER(("Before fork"));
+ if ((pid = regress_fork()) == 0) {
+ /* in the child */
+ TT_BLATHER(("In child, before reinit"));
+ event_base_assert_ok_(current_base);
+ if (event_reinit(current_base) == -1) {
+ fprintf(stdout, "FAILED (reinit)\n");
+ exit(1);
+ }
+ TT_BLATHER(("After reinit"));
+ event_base_assert_ok_(current_base);
+ TT_BLATHER(("After assert-ok"));
+
+ evsignal_del(&sig_ev);
+
+ called = 0;
+
+ event_dispatch();
+
+ event_base_free(current_base);
+
+ /* we do not send an EOF; simple_read_cb requires an EOF
+ * to set test_ok. we just verify that the callback was
+ * called. */
+ exit(test_ok != 0 || called != 2 ? -2 : 76);
+ }
+
+ /* wait for the child to read the data */
+ {
+ const struct timeval tv = { 0, 100000 };
+ evutil_usleep_(&tv);
+ }
+
+ if (write(pair[0], TEST1, strlen(TEST1)+1) < 0) {
+ tt_fail_perror("write");
+ }
+
+ TT_BLATHER(("Before waitpid"));
+ if (waitpid(pid, &status, 0) == -1) {
+ fprintf(stdout, "FAILED (fork)\n");
+ exit(1);
+ }
+ TT_BLATHER(("After waitpid"));
+
+ if (WEXITSTATUS(status) != 76) {
+ fprintf(stdout, "FAILED (exit): %d\n", WEXITSTATUS(status));
+ exit(1);
+ }
+
+ /* test that the current event loop still works */
+ if (write(pair[0], TEST1, strlen(TEST1)+1) < 0) {
+ fprintf(stderr, "%s: write\n", __func__);
+ }
+
+ shutdown(pair[0], SHUT_WR);
+
+ event_dispatch();
+
+ if (!got_sigchld) {
+ fprintf(stdout, "FAILED (sigchld)\n");
+ exit(1);
+ }
+
+ evsignal_del(&sig_ev);
+
+ end:
+ cleanup_test();
+}
+
+static void
+signal_cb_sa(int sig)
+{
+ test_ok = 2;
+}
+
+static void
+signal_cb(evutil_socket_t fd, short event, void *arg)
+{
+ struct event *ev = arg;
+
+ evsignal_del(ev);
+ test_ok = 1;
+}
+
+static void
+test_simplesignal(void)
+{
+ struct event ev;
+ struct itimerval itv;
+
+ setup_test("Simple signal: ");
+ evsignal_set(&ev, SIGALRM, signal_cb, &ev);
+ evsignal_add(&ev, NULL);
+ /* find bugs in which operations are re-ordered */
+ evsignal_del(&ev);
+ evsignal_add(&ev, NULL);
+
+ memset(&itv, 0, sizeof(itv));
+ itv.it_value.tv_sec = 0;
+ itv.it_value.tv_usec = 100000;
+ if (setitimer(ITIMER_REAL, &itv, NULL) == -1)
+ goto skip_simplesignal;
+
+ event_dispatch();
+ skip_simplesignal:
+ if (evsignal_del(&ev) == -1)
+ test_ok = 0;
+
+ cleanup_test();
+}
+
+static void
+test_multiplesignal(void)
+{
+ struct event ev_one, ev_two;
+ struct itimerval itv;
+
+ setup_test("Multiple signal: ");
+
+ evsignal_set(&ev_one, SIGALRM, signal_cb, &ev_one);
+ evsignal_add(&ev_one, NULL);
+
+ evsignal_set(&ev_two, SIGALRM, signal_cb, &ev_two);
+ evsignal_add(&ev_two, NULL);
+
+ memset(&itv, 0, sizeof(itv));
+ itv.it_value.tv_sec = 0;
+ itv.it_value.tv_usec = 100000;
+ if (setitimer(ITIMER_REAL, &itv, NULL) == -1)
+ goto skip_simplesignal;
+
+ event_dispatch();
+
+ skip_simplesignal:
+ if (evsignal_del(&ev_one) == -1)
+ test_ok = 0;
+ if (evsignal_del(&ev_two) == -1)
+ test_ok = 0;
+
+ cleanup_test();
+}
+
+static void
+test_immediatesignal(void)
+{
+ struct event ev;
+
+ test_ok = 0;
+ evsignal_set(&ev, SIGUSR1, signal_cb, &ev);
+ evsignal_add(&ev, NULL);
+ raise(SIGUSR1);
+ event_loop(EVLOOP_NONBLOCK);
+ evsignal_del(&ev);
+ cleanup_test();
+}
+
+static void
+test_signal_dealloc(void)
+{
+ /* make sure that evsignal_event is event_del'ed and pipe closed */
+ struct event ev;
+ struct event_base *base = event_init();
+ evsignal_set(&ev, SIGUSR1, signal_cb, &ev);
+ evsignal_add(&ev, NULL);
+ evsignal_del(&ev);
+ event_base_free(base);
+ /* If we got here without asserting, we're fine. */
+ test_ok = 1;
+ cleanup_test();
+}
+
+static void
+test_signal_pipeloss(void)
+{
+ /* make sure that the base1 pipe is closed correctly. */
+ struct event_base *base1, *base2;
+ int pipe1;
+ test_ok = 0;
+ base1 = event_init();
+ pipe1 = base1->sig.ev_signal_pair[0];
+ base2 = event_init();
+ event_base_free(base2);
+ event_base_free(base1);
+ if (close(pipe1) != -1 || errno!=EBADF) {
+ /* fd must be closed, so second close gives -1, EBADF */
+ printf("signal pipe not closed. ");
+ test_ok = 0;
+ } else {
+ test_ok = 1;
+ }
+ cleanup_test();
+}
+
+/*
+ * make two bases to catch signals, use both of them. this only works
+ * for event mechanisms that use our signal pipe trick. kqueue handles
+ * signals internally, and all interested kqueues get all the signals.
+ */
+static void
+test_signal_switchbase(void)
+{
+ struct event ev1, ev2;
+ struct event_base *base1, *base2;
+ int is_kqueue;
+ test_ok = 0;
+ base1 = event_init();
+ base2 = event_init();
+ is_kqueue = !strcmp(event_get_method(),"kqueue");
+ evsignal_set(&ev1, SIGUSR1, signal_cb, &ev1);
+ evsignal_set(&ev2, SIGUSR1, signal_cb, &ev2);
+ if (event_base_set(base1, &ev1) ||
+ event_base_set(base2, &ev2) ||
+ event_add(&ev1, NULL) ||
+ event_add(&ev2, NULL)) {
+ fprintf(stderr, "%s: cannot set base, add\n", __func__);
+ exit(1);
+ }
+
+ tt_ptr_op(event_get_base(&ev1), ==, base1);
+ tt_ptr_op(event_get_base(&ev2), ==, base2);
+
+ test_ok = 0;
+ /* can handle signal before loop is called */
+ raise(SIGUSR1);
+ event_base_loop(base2, EVLOOP_NONBLOCK);
+ if (is_kqueue) {
+ if (!test_ok)
+ goto end;
+ test_ok = 0;
+ }
+ event_base_loop(base1, EVLOOP_NONBLOCK);
+ if (test_ok && !is_kqueue) {
+ test_ok = 0;
+
+ /* set base1 to handle signals */
+ event_base_loop(base1, EVLOOP_NONBLOCK);
+ raise(SIGUSR1);
+ event_base_loop(base1, EVLOOP_NONBLOCK);
+ event_base_loop(base2, EVLOOP_NONBLOCK);
+ }
+end:
+ event_base_free(base1);
+ event_base_free(base2);
+ cleanup_test();
+}
+
+/*
+ * assert that a signal event removed from the event queue really is
+ * removed - with no possibility of it's parent handler being fired.
+ */
+static void
+test_signal_assert(void)
+{
+ struct event ev;
+ struct event_base *base = event_init();
+ test_ok = 0;
+ /* use SIGCONT so we don't kill ourselves when we signal to nowhere */
+ evsignal_set(&ev, SIGCONT, signal_cb, &ev);
+ evsignal_add(&ev, NULL);
+ /*
+ * if evsignal_del() fails to reset the handler, it's current handler
+ * will still point to evsig_handler().
+ */
+ evsignal_del(&ev);
+
+ raise(SIGCONT);
+#if 0
+ /* only way to verify we were in evsig_handler() */
+ /* XXXX Now there's no longer a good way. */
+ if (base->sig.evsig_caught)
+ test_ok = 0;
+ else
+ test_ok = 1;
+#else
+ test_ok = 1;
+#endif
+
+ event_base_free(base);
+ cleanup_test();
+ return;
+}
+
+/*
+ * assert that we restore our previous signal handler properly.
+ */
+static void
+test_signal_restore(void)
+{
+ struct event ev;
+ struct event_base *base = event_init();
+#ifdef EVENT__HAVE_SIGACTION
+ struct sigaction sa;
+#endif
+
+ test_ok = 0;
+#ifdef EVENT__HAVE_SIGACTION
+ sa.sa_handler = signal_cb_sa;
+ sa.sa_flags = 0x0;
+ sigemptyset(&sa.sa_mask);
+ if (sigaction(SIGUSR1, &sa, NULL) == -1)
+ goto out;
+#else
+ if (signal(SIGUSR1, signal_cb_sa) == SIG_ERR)
+ goto out;
+#endif
+ evsignal_set(&ev, SIGUSR1, signal_cb, &ev);
+ evsignal_add(&ev, NULL);
+ evsignal_del(&ev);
+
+ raise(SIGUSR1);
+ /* 1 == signal_cb, 2 == signal_cb_sa, we want our previous handler */
+ if (test_ok != 2)
+ test_ok = 0;
+out:
+ event_base_free(base);
+ cleanup_test();
+ return;
+}
+
+static void
+signal_cb_swp(int sig, short event, void *arg)
+{
+ called++;
+ if (called < 5)
+ raise(sig);
+ else
+ event_loopexit(NULL);
+}
+static void
+timeout_cb_swp(evutil_socket_t fd, short event, void *arg)
+{
+ if (called == -1) {
+ struct timeval tv = {5, 0};
+
+ called = 0;
+ evtimer_add((struct event *)arg, &tv);
+ raise(SIGUSR1);
+ return;
+ }
+ test_ok = 0;
+ event_loopexit(NULL);
+}
+
+static void
+test_signal_while_processing(void)
+{
+ struct event_base *base = event_init();
+ struct event ev, ev_timer;
+ struct timeval tv = {0, 0};
+
+ setup_test("Receiving a signal while processing other signal: ");
+
+ called = -1;
+ test_ok = 1;
+ signal_set(&ev, SIGUSR1, signal_cb_swp, NULL);
+ signal_add(&ev, NULL);
+ evtimer_set(&ev_timer, timeout_cb_swp, &ev_timer);
+ evtimer_add(&ev_timer, &tv);
+ event_dispatch();
+
+ event_base_free(base);
+ cleanup_test();
+ return;
+}
+#endif
+
+static void
+test_free_active_base(void *ptr)
+{
+ struct basic_test_data *data = ptr;
+ struct event_base *base1;
+ struct event ev1;
+
+ base1 = event_init();
+ if (base1) {
+ event_assign(&ev1, base1, data->pair[1], EV_READ,
+ dummy_read_cb, NULL);
+ event_add(&ev1, NULL);
+ event_base_free(base1); /* should not crash */
+ } else {
+ tt_fail_msg("failed to create event_base for test");
+ }
+
+ base1 = event_init();
+ tt_assert(base1);
+ event_assign(&ev1, base1, 0, 0, dummy_read_cb, NULL);
+ event_active(&ev1, EV_READ, 1);
+ event_base_free(base1);
+end:
+ ;
+}
+
+static void
+test_manipulate_active_events(void *ptr)
+{
+ struct basic_test_data *data = ptr;
+ struct event_base *base = data->base;
+ struct event ev1;
+
+ event_assign(&ev1, base, -1, EV_TIMEOUT, dummy_read_cb, NULL);
+
+ /* Make sure an active event is pending. */
+ event_active(&ev1, EV_READ, 1);
+ tt_int_op(event_pending(&ev1, EV_READ|EV_TIMEOUT|EV_WRITE, NULL),
+ ==, EV_READ);
+
+ /* Make sure that activating an event twice works. */
+ event_active(&ev1, EV_WRITE, 1);
+ tt_int_op(event_pending(&ev1, EV_READ|EV_TIMEOUT|EV_WRITE, NULL),
+ ==, EV_READ|EV_WRITE);
+
+end:
+ event_del(&ev1);
+}
+
+static void
+event_selfarg_cb(evutil_socket_t fd, short event, void *arg)
+{
+ struct event *ev = arg;
+ struct event_base *base = event_get_base(ev);
+ event_base_assert_ok_(base);
+ event_base_loopexit(base, NULL);
+ tt_want(ev == event_base_get_running_event(base));
+}
+
+static void
+test_event_new_selfarg(void *ptr)
+{
+ struct basic_test_data *data = ptr;
+ struct event_base *base = data->base;
+ struct event *ev = event_new(base, -1, EV_READ, event_selfarg_cb,
+ event_self_cbarg());
+
+ event_active(ev, EV_READ, 1);
+ event_base_dispatch(base);
+
+ event_free(ev);
+}
+
+static void
+test_event_assign_selfarg(void *ptr)
+{
+ struct basic_test_data *data = ptr;
+ struct event_base *base = data->base;
+ struct event ev;
+
+ event_assign(&ev, base, -1, EV_READ, event_selfarg_cb,
+ event_self_cbarg());
+ event_active(&ev, EV_READ, 1);
+ event_base_dispatch(base);
+}
+
+static void
+test_event_base_get_num_events(void *ptr)
+{
+ struct basic_test_data *data = ptr;
+ struct event_base *base = data->base;
+ struct event ev;
+ int event_count_active;
+ int event_count_virtual;
+ int event_count_added;
+ int event_count_active_virtual;
+ int event_count_active_added;
+ int event_count_virtual_added;
+ int event_count_active_added_virtual;
+
+ struct timeval qsec = {0, 100000};
+
+ event_assign(&ev, base, -1, EV_READ, event_selfarg_cb,
+ event_self_cbarg());
+
+ event_add(&ev, &qsec);
+ event_count_active = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_ACTIVE);
+ event_count_virtual = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_VIRTUAL);
+ event_count_added = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_ADDED);
+ event_count_active_virtual = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_ACTIVE|EVENT_BASE_COUNT_VIRTUAL);
+ event_count_active_added = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_ACTIVE|EVENT_BASE_COUNT_ADDED);
+ event_count_virtual_added = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_VIRTUAL|EVENT_BASE_COUNT_ADDED);
+ event_count_active_added_virtual = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_ACTIVE|
+ EVENT_BASE_COUNT_ADDED|
+ EVENT_BASE_COUNT_VIRTUAL);
+ tt_int_op(event_count_active, ==, 0);
+ tt_int_op(event_count_virtual, ==, 0);
+ /* libevent itself adds a timeout event, so the event_count is 2 here */
+ tt_int_op(event_count_added, ==, 2);
+ tt_int_op(event_count_active_virtual, ==, 0);
+ tt_int_op(event_count_active_added, ==, 2);
+ tt_int_op(event_count_virtual_added, ==, 2);
+ tt_int_op(event_count_active_added_virtual, ==, 2);
+
+ event_active(&ev, EV_READ, 1);
+ event_count_active = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_ACTIVE);
+ event_count_virtual = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_VIRTUAL);
+ event_count_added = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_ADDED);
+ event_count_active_virtual = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_ACTIVE|EVENT_BASE_COUNT_VIRTUAL);
+ event_count_active_added = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_ACTIVE|EVENT_BASE_COUNT_ADDED);
+ event_count_virtual_added = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_VIRTUAL|EVENT_BASE_COUNT_ADDED);
+ event_count_active_added_virtual = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_ACTIVE|
+ EVENT_BASE_COUNT_ADDED|
+ EVENT_BASE_COUNT_VIRTUAL);
+ tt_int_op(event_count_active, ==, 1);
+ tt_int_op(event_count_virtual, ==, 0);
+ tt_int_op(event_count_added, ==, 3);
+ tt_int_op(event_count_active_virtual, ==, 1);
+ tt_int_op(event_count_active_added, ==, 4);
+ tt_int_op(event_count_virtual_added, ==, 3);
+ tt_int_op(event_count_active_added_virtual, ==, 4);
+
+ event_base_loop(base, 0);
+ event_count_active = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_ACTIVE);
+ event_count_virtual = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_VIRTUAL);
+ event_count_added = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_ADDED);
+ event_count_active_virtual = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_ACTIVE|EVENT_BASE_COUNT_VIRTUAL);
+ event_count_active_added = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_ACTIVE|EVENT_BASE_COUNT_ADDED);
+ event_count_virtual_added = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_VIRTUAL|EVENT_BASE_COUNT_ADDED);
+ event_count_active_added_virtual = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_ACTIVE|
+ EVENT_BASE_COUNT_ADDED|
+ EVENT_BASE_COUNT_VIRTUAL);
+ tt_int_op(event_count_active, ==, 0);
+ tt_int_op(event_count_virtual, ==, 0);
+ tt_int_op(event_count_added, ==, 0);
+ tt_int_op(event_count_active_virtual, ==, 0);
+ tt_int_op(event_count_active_added, ==, 0);
+ tt_int_op(event_count_virtual_added, ==, 0);
+ tt_int_op(event_count_active_added_virtual, ==, 0);
+
+ event_base_add_virtual_(base);
+ event_count_active = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_ACTIVE);
+ event_count_virtual = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_VIRTUAL);
+ event_count_added = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_ADDED);
+ event_count_active_virtual = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_ACTIVE|EVENT_BASE_COUNT_VIRTUAL);
+ event_count_active_added = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_ACTIVE|EVENT_BASE_COUNT_ADDED);
+ event_count_virtual_added = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_VIRTUAL|EVENT_BASE_COUNT_ADDED);
+ event_count_active_added_virtual = event_base_get_num_events(base,
+ EVENT_BASE_COUNT_ACTIVE|
+ EVENT_BASE_COUNT_ADDED|
+ EVENT_BASE_COUNT_VIRTUAL);
+ tt_int_op(event_count_active, ==, 0);
+ tt_int_op(event_count_virtual, ==, 1);
+ tt_int_op(event_count_added, ==, 0);
+ tt_int_op(event_count_active_virtual, ==, 1);
+ tt_int_op(event_count_active_added, ==, 0);
+ tt_int_op(event_count_virtual_added, ==, 1);
+ tt_int_op(event_count_active_added_virtual, ==, 1);
+
+end:
+ ;
+}
+
+static void
+test_event_base_get_max_events(void *ptr)
+{
+ struct basic_test_data *data = ptr;
+ struct event_base *base = data->base;
+ struct event ev;
+ struct event ev2;
+ int event_count_active;
+ int event_count_virtual;
+ int event_count_added;
+ int event_count_active_virtual;
+ int event_count_active_added;
+ int event_count_virtual_added;
+ int event_count_active_added_virtual;
+
+ struct timeval qsec = {0, 100000};
+
+ event_assign(&ev, base, -1, EV_READ, event_selfarg_cb,
+ event_self_cbarg());
+ event_assign(&ev2, base, -1, EV_READ, event_selfarg_cb,
+ event_self_cbarg());
+
+ event_add(&ev, &qsec);
+ event_add(&ev2, &qsec);
+ event_del(&ev2);
+
+ event_count_active = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ACTIVE, 0);
+ event_count_virtual = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_VIRTUAL, 0);
+ event_count_added = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ADDED, 0);
+ event_count_active_virtual = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ACTIVE | EVENT_BASE_COUNT_VIRTUAL, 0);
+ event_count_active_added = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ACTIVE | EVENT_BASE_COUNT_ADDED, 0);
+ event_count_virtual_added = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_VIRTUAL | EVENT_BASE_COUNT_ADDED, 0);
+ event_count_active_added_virtual = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ACTIVE |
+ EVENT_BASE_COUNT_ADDED |
+ EVENT_BASE_COUNT_VIRTUAL, 0);
+
+ tt_int_op(event_count_active, ==, 0);
+ tt_int_op(event_count_virtual, ==, 0);
+ /* libevent itself adds a timeout event, so the event_count is 4 here */
+ tt_int_op(event_count_added, ==, 4);
+ tt_int_op(event_count_active_virtual, ==, 0);
+ tt_int_op(event_count_active_added, ==, 4);
+ tt_int_op(event_count_virtual_added, ==, 4);
+ tt_int_op(event_count_active_added_virtual, ==, 4);
+
+ event_active(&ev, EV_READ, 1);
+ event_count_active = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ACTIVE, 0);
+ event_count_virtual = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_VIRTUAL, 0);
+ event_count_added = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ADDED, 0);
+ event_count_active_virtual = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ACTIVE | EVENT_BASE_COUNT_VIRTUAL, 0);
+ event_count_active_added = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ACTIVE | EVENT_BASE_COUNT_ADDED, 0);
+ event_count_virtual_added = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_VIRTUAL | EVENT_BASE_COUNT_ADDED, 0);
+ event_count_active_added_virtual = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ACTIVE |
+ EVENT_BASE_COUNT_ADDED |
+ EVENT_BASE_COUNT_VIRTUAL, 0);
+
+ tt_int_op(event_count_active, ==, 1);
+ tt_int_op(event_count_virtual, ==, 0);
+ tt_int_op(event_count_added, ==, 4);
+ tt_int_op(event_count_active_virtual, ==, 1);
+ tt_int_op(event_count_active_added, ==, 5);
+ tt_int_op(event_count_virtual_added, ==, 4);
+ tt_int_op(event_count_active_added_virtual, ==, 5);
+
+ event_base_loop(base, 0);
+ event_count_active = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ACTIVE, 1);
+ event_count_virtual = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_VIRTUAL, 1);
+ event_count_added = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ADDED, 1);
+ event_count_active_virtual = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ACTIVE | EVENT_BASE_COUNT_VIRTUAL, 0);
+ event_count_active_added = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ACTIVE | EVENT_BASE_COUNT_ADDED, 0);
+ event_count_virtual_added = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_VIRTUAL | EVENT_BASE_COUNT_ADDED, 0);
+ event_count_active_added_virtual = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ACTIVE |
+ EVENT_BASE_COUNT_ADDED |
+ EVENT_BASE_COUNT_VIRTUAL, 1);
+
+ tt_int_op(event_count_active, ==, 1);
+ tt_int_op(event_count_virtual, ==, 0);
+ tt_int_op(event_count_added, ==, 4);
+ tt_int_op(event_count_active_virtual, ==, 0);
+ tt_int_op(event_count_active_added, ==, 0);
+ tt_int_op(event_count_virtual_added, ==, 0);
+ tt_int_op(event_count_active_added_virtual, ==, 0);
+
+ event_count_active = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ACTIVE, 0);
+ event_count_virtual = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_VIRTUAL, 0);
+ event_count_added = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ADDED, 0);
+ tt_int_op(event_count_active, ==, 0);
+ tt_int_op(event_count_virtual, ==, 0);
+ tt_int_op(event_count_added, ==, 0);
+
+ event_base_add_virtual_(base);
+ event_count_active = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ACTIVE, 0);
+ event_count_virtual = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_VIRTUAL, 0);
+ event_count_added = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ADDED, 0);
+ event_count_active_virtual = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ACTIVE | EVENT_BASE_COUNT_VIRTUAL, 0);
+ event_count_active_added = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ACTIVE | EVENT_BASE_COUNT_ADDED, 0);
+ event_count_virtual_added = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_VIRTUAL | EVENT_BASE_COUNT_ADDED, 0);
+ event_count_active_added_virtual = event_base_get_max_events(base,
+ EVENT_BASE_COUNT_ACTIVE |
+ EVENT_BASE_COUNT_ADDED |
+ EVENT_BASE_COUNT_VIRTUAL, 0);
+
+ tt_int_op(event_count_active, ==, 0);
+ tt_int_op(event_count_virtual, ==, 1);
+ tt_int_op(event_count_added, ==, 0);
+ tt_int_op(event_count_active_virtual, ==, 1);
+ tt_int_op(event_count_active_added, ==, 0);
+ tt_int_op(event_count_virtual_added, ==, 1);
+ tt_int_op(event_count_active_added_virtual, ==, 1);
+
+end:
+ ;
+}
+
+static void
+test_bad_assign(void *ptr)
+{
+ struct event ev;
+ int r;
+ /* READ|SIGNAL is not allowed */
+ r = event_assign(&ev, NULL, -1, EV_SIGNAL|EV_READ, dummy_read_cb, NULL);
+ tt_int_op(r,==,-1);
+
+end:
+ ;
+}
+
+static int reentrant_cb_run = 0;
+
+static void
+bad_reentrant_run_loop_cb(evutil_socket_t fd, short what, void *ptr)
+{
+ struct event_base *base = ptr;
+ int r;
+ reentrant_cb_run = 1;
+ /* This reentrant call to event_base_loop should be detected and
+ * should fail */
+ r = event_base_loop(base, 0);
+ tt_int_op(r, ==, -1);
+end:
+ ;
+}
+
+static void
+test_bad_reentrant(void *ptr)
+{
+ struct basic_test_data *data = ptr;
+ struct event_base *base = data->base;
+ struct event ev;
+ int r;
+ event_assign(&ev, base, -1,
+ 0, bad_reentrant_run_loop_cb, base);
+
+ event_active(&ev, EV_WRITE, 1);
+ r = event_base_loop(base, 0);
+ tt_int_op(r, ==, 1);
+ tt_int_op(reentrant_cb_run, ==, 1);
+end:
+ ;
+}
+
+static int n_write_a_byte_cb=0;
+static int n_read_and_drain_cb=0;
+static int n_activate_other_event_cb=0;
+static void
+write_a_byte_cb(evutil_socket_t fd, short what, void *arg)
+{
+ char buf[] = "x";
+ if (write(fd, buf, 1) == 1)
+ ++n_write_a_byte_cb;
+}
+static void
+read_and_drain_cb(evutil_socket_t fd, short what, void *arg)
+{
+ char buf[128];
+ int n;
+ ++n_read_and_drain_cb;
+ while ((n = read(fd, buf, sizeof(buf))) > 0)
+ ;
+}
+
+static void
+activate_other_event_cb(evutil_socket_t fd, short what, void *other_)
+{
+ struct event *ev_activate = other_;
+ ++n_activate_other_event_cb;
+ event_active_later_(ev_activate, EV_READ);
+}
+
+static void
+test_active_later(void *ptr)
+{
+ struct basic_test_data *data = ptr;
+ struct event *ev1, *ev2;
+ struct event ev3, ev4;
+ struct timeval qsec = {0, 100000};
+ ev1 = event_new(data->base, data->pair[0], EV_READ|EV_PERSIST, read_and_drain_cb, NULL);
+ ev2 = event_new(data->base, data->pair[1], EV_WRITE|EV_PERSIST, write_a_byte_cb, NULL);
+ event_assign(&ev3, data->base, -1, 0, activate_other_event_cb, &ev4);
+ event_assign(&ev4, data->base, -1, 0, activate_other_event_cb, &ev3);
+ event_add(ev1, NULL);
+ event_add(ev2, NULL);
+ event_active_later_(&ev3, EV_READ);
+
+ event_base_loopexit(data->base, &qsec);
+
+ event_base_loop(data->base, 0);
+
+ TT_BLATHER(("%d write calls, %d read calls, %d activate-other calls.",
+ n_write_a_byte_cb, n_read_and_drain_cb, n_activate_other_event_cb));
+ event_del(&ev3);
+ event_del(&ev4);
+
+ tt_int_op(n_write_a_byte_cb, ==, n_activate_other_event_cb);
+ tt_int_op(n_write_a_byte_cb, >, 100);
+ tt_int_op(n_read_and_drain_cb, >, 100);
+ tt_int_op(n_activate_other_event_cb, >, 100);
+
+ event_active_later_(&ev4, EV_READ);
+ event_active(&ev4, EV_READ, 1); /* This should make the event
+ active immediately. */
+ tt_assert((ev4.ev_flags & EVLIST_ACTIVE) != 0);
+ tt_assert((ev4.ev_flags & EVLIST_ACTIVE_LATER) == 0);
+
+ /* Now leave this one around, so that event_free sees it and removes
+ * it. */
+ event_active_later_(&ev3, EV_READ);
+ event_base_assert_ok_(data->base);
+ event_base_free(data->base);
+ data->base = NULL;
+end:
+ ;
+}
+
+
+static void incr_arg_cb(evutil_socket_t fd, short what, void *arg)
+{
+ int *intptr = arg;
+ (void) fd; (void) what;
+ ++*intptr;
+}
+static void remove_timers_cb(evutil_socket_t fd, short what, void *arg)
+{
+ struct event **ep = arg;
+ (void) fd; (void) what;
+ event_remove_timer(ep[0]);
+ event_remove_timer(ep[1]);
+}
+static void send_a_byte_cb(evutil_socket_t fd, short what, void *arg)
+{
+ evutil_socket_t *sockp = arg;
+ (void) fd; (void) what;
+ (void) write(*sockp, "A", 1);
+}
+struct read_not_timeout_param
+{
+ struct event **ev;
+ int events;
+ int count;
+};
+static void read_not_timeout_cb(evutil_socket_t fd, short what, void *arg)
+{
+ struct read_not_timeout_param *rntp = arg;
+ char c;
+ ev_ssize_t n;
+ (void) fd; (void) what;
+ n = read(fd, &c, 1);
+ tt_int_op(n, ==, 1);
+ rntp->events |= what;
+ ++rntp->count;
+ if(2 == rntp->count) event_del(rntp->ev[0]);
+end:
+ ;
+}
+
+static void
+test_event_remove_timeout(void *ptr)
+{
+ struct basic_test_data *data = ptr;
+ struct event_base *base = data->base;
+ struct event *ev[5];
+ int ev1_fired=0;
+ struct timeval ms25 = { 0, 25*1000 },
+ ms40 = { 0, 40*1000 },
+ ms75 = { 0, 75*1000 },
+ ms125 = { 0, 125*1000 };
+ struct read_not_timeout_param rntp = { ev, 0, 0 };
+
+ event_base_assert_ok_(base);
+
+ ev[0] = event_new(base, data->pair[0], EV_READ|EV_PERSIST,
+ read_not_timeout_cb, &rntp);
+ ev[1] = evtimer_new(base, incr_arg_cb, &ev1_fired);
+ ev[2] = evtimer_new(base, remove_timers_cb, ev);
+ ev[3] = evtimer_new(base, send_a_byte_cb, &data->pair[1]);
+ ev[4] = evtimer_new(base, send_a_byte_cb, &data->pair[1]);
+ tt_assert(base);
+ event_add(ev[2], &ms25); /* remove timers */
+ event_add(ev[4], &ms40); /* write to test if timer re-activates */
+ event_add(ev[0], &ms75); /* read */
+ event_add(ev[1], &ms75); /* timer */
+ event_add(ev[3], &ms125); /* timeout. */
+ event_base_assert_ok_(base);
+
+ event_base_dispatch(base);
+
+ tt_int_op(ev1_fired, ==, 0);
+ tt_int_op(rntp.events, ==, EV_READ);
+
+ event_base_assert_ok_(base);
+end:
+ event_free(ev[0]);
+ event_free(ev[1]);
+ event_free(ev[2]);
+ event_free(ev[3]);
+ event_free(ev[4]);
+}
+
+static void
+test_event_base_new(void *ptr)
+{
+ struct basic_test_data *data = ptr;
+ struct event_base *base = 0;
+ struct event ev1;
+ struct basic_cb_args args;
+
+ int towrite = (int)strlen(TEST1)+1;
+ int len = write(data->pair[0], TEST1, towrite);
+
+ if (len < 0)
+ tt_abort_perror("initial write");
+ else if (len != towrite)
+ tt_abort_printf(("initial write fell short (%d of %d bytes)",
+ len, towrite));
+
+ if (shutdown(data->pair[0], SHUT_WR))
+ tt_abort_perror("initial write shutdown");
+
+ base = event_base_new();
+ if (!base)
+ tt_abort_msg("failed to create event base");
+
+ args.eb = base;
+ args.ev = &ev1;
+ args.callcount = 0;
+ event_assign(&ev1, base, data->pair[1],
+ EV_READ|EV_PERSIST, basic_read_cb, &args);
+
+ if (event_add(&ev1, NULL))
+ tt_abort_perror("initial event_add");
+
+ if (event_base_loop(base, 0))
+ tt_abort_msg("unsuccessful exit from event loop");
+
+end:
+ if (base)
+ event_base_free(base);
+}
+
+static void
+test_loopexit(void)
+{
+ struct timeval tv, tv_start, tv_end;
+ struct event ev;
+
+ setup_test("Loop exit: ");
+
+ tv.tv_usec = 0;
+ tv.tv_sec = 60*60*24;
+ evtimer_set(&ev, timeout_cb, NULL);
+ evtimer_add(&ev, &tv);
+
+ tv.tv_usec = 300*1000;
+ tv.tv_sec = 0;
+ event_loopexit(&tv);
+
+ evutil_gettimeofday(&tv_start, NULL);
+ event_dispatch();
+ evutil_gettimeofday(&tv_end, NULL);
+
+ evtimer_del(&ev);
+
+ tt_assert(event_base_got_exit(global_base));
+ tt_assert(!event_base_got_break(global_base));
+
+ test_timeval_diff_eq(&tv_start, &tv_end, 300);
+
+ test_ok = 1;
+end:
+ cleanup_test();
+}
+
+static void
+test_loopexit_multiple(void)
+{
+ struct timeval tv, tv_start, tv_end;
+ struct event_base *base;
+
+ setup_test("Loop Multiple exit: ");
+
+ base = event_base_new();
+
+ tv.tv_usec = 200*1000;
+ tv.tv_sec = 0;
+ event_base_loopexit(base, &tv);
+
+ tv.tv_usec = 0;
+ tv.tv_sec = 3;
+ event_base_loopexit(base, &tv);
+
+ evutil_gettimeofday(&tv_start, NULL);
+ event_base_dispatch(base);
+ evutil_gettimeofday(&tv_end, NULL);
+
+ tt_assert(event_base_got_exit(base));
+ tt_assert(!event_base_got_break(base));
+
+ event_base_free(base);
+
+ test_timeval_diff_eq(&tv_start, &tv_end, 200);
+
+ test_ok = 1;
+
+end:
+ cleanup_test();
+}
+
+static void
+break_cb(evutil_socket_t fd, short events, void *arg)
+{
+ test_ok = 1;
+ event_loopbreak();
+}
+
+static void
+fail_cb(evutil_socket_t fd, short events, void *arg)
+{
+ test_ok = 0;
+}
+
+static void
+test_loopbreak(void)
+{
+ struct event ev1, ev2;
+ struct timeval tv;
+
+ setup_test("Loop break: ");
+
+ tv.tv_sec = 0;
+ tv.tv_usec = 0;
+ evtimer_set(&ev1, break_cb, NULL);
+ evtimer_add(&ev1, &tv);
+ evtimer_set(&ev2, fail_cb, NULL);
+ evtimer_add(&ev2, &tv);
+
+ event_dispatch();
+
+ tt_assert(!event_base_got_exit(global_base));
+ tt_assert(event_base_got_break(global_base));
+
+ evtimer_del(&ev1);
+ evtimer_del(&ev2);
+
+end:
+ cleanup_test();
+}
+
+static struct event *readd_test_event_last_added = NULL;
+static void
+re_add_read_cb(evutil_socket_t fd, short event, void *arg)
+{
+ char buf[256];
+ struct event *ev_other = arg;
+ ev_ssize_t n_read;
+
+ readd_test_event_last_added = ev_other;
+
+ n_read = read(fd, buf, sizeof(buf));
+
+ if (n_read < 0) {
+ tt_fail_perror("read");
+ event_base_loopbreak(event_get_base(ev_other));
+ return;
+ } else {
+ event_add(ev_other, NULL);
+ ++test_ok;
+ }
+}
+
+static void
+test_nonpersist_readd(void)
+{
+ struct event ev1, ev2;
+
+ setup_test("Re-add nonpersistent events: ");
+ event_set(&ev1, pair[0], EV_READ, re_add_read_cb, &ev2);
+ event_set(&ev2, pair[1], EV_READ, re_add_read_cb, &ev1);
+
+ if (write(pair[0], "Hello", 5) < 0) {
+ tt_fail_perror("write(pair[0])");
+ }
+
+ if (write(pair[1], "Hello", 5) < 0) {
+ tt_fail_perror("write(pair[1])\n");
+ }
+
+ if (event_add(&ev1, NULL) == -1 ||
+ event_add(&ev2, NULL) == -1) {
+ test_ok = 0;
+ }
+ if (test_ok != 0)
+ exit(1);
+ event_loop(EVLOOP_ONCE);
+ if (test_ok != 2)
+ exit(1);
+ /* At this point, we executed both callbacks. Whichever one got
+ * called first added the second, but the second then immediately got
+ * deleted before its callback was called. At this point, though, it
+ * re-added the first.
+ */
+ if (!readd_test_event_last_added) {
+ test_ok = 0;
+ } else if (readd_test_event_last_added == &ev1) {
+ if (!event_pending(&ev1, EV_READ, NULL) ||
+ event_pending(&ev2, EV_READ, NULL))
+ test_ok = 0;
+ } else {
+ if (event_pending(&ev1, EV_READ, NULL) ||
+ !event_pending(&ev2, EV_READ, NULL))
+ test_ok = 0;
+ }
+
+ event_del(&ev1);
+ event_del(&ev2);
+
+ cleanup_test();
+}
+
+struct test_pri_event {
+ struct event ev;
+ int count;
+};
+
+static void
+test_priorities_cb(evutil_socket_t fd, short what, void *arg)
+{
+ struct test_pri_event *pri = arg;
+ struct timeval tv;
+
+ if (pri->count == 3) {
+ event_loopexit(NULL);
+ return;
+ }
+
+ pri->count++;
+
+ evutil_timerclear(&tv);
+ event_add(&pri->ev, &tv);
+}
+
+static void
+test_priorities_impl(int npriorities)
+{
+ struct test_pri_event one, two;
+ struct timeval tv;
+
+ TT_BLATHER(("Testing Priorities %d: ", npriorities));
+
+ event_base_priority_init(global_base, npriorities);
+
+ memset(&one, 0, sizeof(one));
+ memset(&two, 0, sizeof(two));
+
+ timeout_set(&one.ev, test_priorities_cb, &one);
+ if (event_priority_set(&one.ev, 0) == -1) {
+ fprintf(stderr, "%s: failed to set priority", __func__);
+ exit(1);
+ }
+
+ timeout_set(&two.ev, test_priorities_cb, &two);
+ if (event_priority_set(&two.ev, npriorities - 1) == -1) {
+ fprintf(stderr, "%s: failed to set priority", __func__);
+ exit(1);
+ }
+
+ evutil_timerclear(&tv);
+
+ if (event_add(&one.ev, &tv) == -1)
+ exit(1);
+ if (event_add(&two.ev, &tv) == -1)
+ exit(1);
+
+ event_dispatch();
+
+ event_del(&one.ev);
+ event_del(&two.ev);
+
+ if (npriorities == 1) {
+ if (one.count == 3 && two.count == 3)
+ test_ok = 1;
+ } else if (npriorities == 2) {
+ /* Two is called once because event_loopexit is priority 1 */
+ if (one.count == 3 && two.count == 1)
+ test_ok = 1;
+ } else {
+ if (one.count == 3 && two.count == 0)
+ test_ok = 1;
+ }
+}
+
+static void
+test_priorities(void)
+{
+ test_priorities_impl(1);
+ if (test_ok)
+ test_priorities_impl(2);
+ if (test_ok)
+ test_priorities_impl(3);
+}
+
+/* priority-active-inversion: activate a higher-priority event, and make sure
+ * it keeps us from running a lower-priority event first. */
+static int n_pai_calls = 0;
+static struct event pai_events[3];
+
+static void
+prio_active_inversion_cb(evutil_socket_t fd, short what, void *arg)
+{
+ int *call_order = arg;
+ *call_order = n_pai_calls++;
+ if (n_pai_calls == 1) {
+ /* This should activate later, even though it shares a
+ priority with us. */
+ event_active(&pai_events[1], EV_READ, 1);
+ /* This should activate next, since its priority is higher,
+ even though we activated it second. */
+ event_active(&pai_events[2], EV_TIMEOUT, 1);
+ }
+}
+
+static void
+test_priority_active_inversion(void *data_)
+{
+ struct basic_test_data *data = data_;
+ struct event_base *base = data->base;
+ int call_order[3];
+ int i;
+ tt_int_op(event_base_priority_init(base, 8), ==, 0);
+
+ n_pai_calls = 0;
+ memset(call_order, 0, sizeof(call_order));
+
+ for (i=0;i<3;++i) {
+ event_assign(&pai_events[i], data->base, -1, 0,
+ prio_active_inversion_cb, &call_order[i]);
+ }
+
+ event_priority_set(&pai_events[0], 4);
+ event_priority_set(&pai_events[1], 4);
+ event_priority_set(&pai_events[2], 0);
+
+ event_active(&pai_events[0], EV_WRITE, 1);
+
+ event_base_dispatch(base);
+ tt_int_op(n_pai_calls, ==, 3);
+ tt_int_op(call_order[0], ==, 0);
+ tt_int_op(call_order[1], ==, 2);
+ tt_int_op(call_order[2], ==, 1);
+end:
+ ;
+}
+
+
+static void
+test_multiple_cb(evutil_socket_t fd, short event, void *arg)
+{
+ if (event & EV_READ)
+ test_ok |= 1;
+ else if (event & EV_WRITE)
+ test_ok |= 2;
+}
+
+static void
+test_multiple_events_for_same_fd(void)
+{
+ struct event e1, e2;
+
+ setup_test("Multiple events for same fd: ");
+
+ event_set(&e1, pair[0], EV_READ, test_multiple_cb, NULL);
+ event_add(&e1, NULL);
+ event_set(&e2, pair[0], EV_WRITE, test_multiple_cb, NULL);
+ event_add(&e2, NULL);
+ event_loop(EVLOOP_ONCE);
+ event_del(&e2);
+
+ if (write(pair[1], TEST1, strlen(TEST1)+1) < 0) {
+ tt_fail_perror("write");
+ }
+
+ event_loop(EVLOOP_ONCE);
+ event_del(&e1);
+
+ if (test_ok != 3)
+ test_ok = 0;
+
+ cleanup_test();
+}
+
+int evtag_decode_int(ev_uint32_t *pnumber, struct evbuffer *evbuf);
+int evtag_decode_int64(ev_uint64_t *pnumber, struct evbuffer *evbuf);
+int evtag_encode_tag(struct evbuffer *evbuf, ev_uint32_t number);
+int evtag_decode_tag(ev_uint32_t *pnumber, struct evbuffer *evbuf);
+
+static void
+read_once_cb(evutil_socket_t fd, short event, void *arg)
+{
+ char buf[256];
+ int len;
+
+ len = read(fd, buf, sizeof(buf));
+
+ if (called) {
+ test_ok = 0;
+ } else if (len) {
+ /* Assumes global pair[0] can be used for writing */
+ if (write(pair[0], TEST1, strlen(TEST1)+1) < 0) {
+ tt_fail_perror("write");
+ test_ok = 0;
+ } else {
+ test_ok = 1;
+ }
+ }
+
+ called++;
+}
+
+static void
+test_want_only_once(void)
+{
+ struct event ev;
+ struct timeval tv;
+
+ /* Very simple read test */
+ setup_test("Want read only once: ");
+
+ if (write(pair[0], TEST1, strlen(TEST1)+1) < 0) {
+ tt_fail_perror("write");
+ }
+
+ /* Setup the loop termination */
+ evutil_timerclear(&tv);
+ tv.tv_usec = 300*1000;
+ event_loopexit(&tv);
+
+ event_set(&ev, pair[1], EV_READ, read_once_cb, &ev);
+ if (event_add(&ev, NULL) == -1)
+ exit(1);
+ event_dispatch();
+
+ cleanup_test();
+}
+
+#define TEST_MAX_INT 6
+
+static void
+evtag_int_test(void *ptr)
+{
+ struct evbuffer *tmp = evbuffer_new();
+ ev_uint32_t integers[TEST_MAX_INT] = {
+ 0xaf0, 0x1000, 0x1, 0xdeadbeef, 0x00, 0xbef000
+ };
+ ev_uint32_t integer;
+ ev_uint64_t big_int;
+ int i;
+
+ evtag_init();
+
+ for (i = 0; i < TEST_MAX_INT; i++) {
+ int oldlen, newlen;
+ oldlen = (int)EVBUFFER_LENGTH(tmp);
+ evtag_encode_int(tmp, integers[i]);
+ newlen = (int)EVBUFFER_LENGTH(tmp);
+ TT_BLATHER(("encoded 0x%08x with %d bytes",
+ (unsigned)integers[i], newlen - oldlen));
+ big_int = integers[i];
+ big_int *= 1000000000; /* 1 billion */
+ evtag_encode_int64(tmp, big_int);
+ }
+
+ for (i = 0; i < TEST_MAX_INT; i++) {
+ tt_int_op(evtag_decode_int(&integer, tmp), !=, -1);
+ tt_uint_op(integer, ==, integers[i]);
+ tt_int_op(evtag_decode_int64(&big_int, tmp), !=, -1);
+ tt_assert((big_int / 1000000000) == integers[i]);
+ }
+
+ tt_uint_op(EVBUFFER_LENGTH(tmp), ==, 0);
+end:
+ evbuffer_free(tmp);
+}
+
+static void
+evtag_fuzz(void *ptr)
+{
+ u_char buffer[4096];
+ struct evbuffer *tmp = evbuffer_new();
+ struct timeval tv;
+ int i, j;
+
+ int not_failed = 0;
+
+ evtag_init();
+
+ for (j = 0; j < 100; j++) {
+ for (i = 0; i < (int)sizeof(buffer); i++)
+ buffer[i] = rand();
+ evbuffer_drain(tmp, -1);
+ evbuffer_add(tmp, buffer, sizeof(buffer));
+
+ if (evtag_unmarshal_timeval(tmp, 0, &tv) != -1)
+ not_failed++;
+ }
+
+ /* The majority of decodes should fail */
+ tt_int_op(not_failed, <, 10);
+
+ /* Now insert some corruption into the tag length field */
+ evbuffer_drain(tmp, -1);
+ evutil_timerclear(&tv);
+ tv.tv_sec = 1;
+ evtag_marshal_timeval(tmp, 0, &tv);
+ evbuffer_add(tmp, buffer, sizeof(buffer));
+
+ ((char *)EVBUFFER_DATA(tmp))[1] = '\xff';
+ if (evtag_unmarshal_timeval(tmp, 0, &tv) != -1) {
+ tt_abort_msg("evtag_unmarshal_timeval should have failed");
+ }
+
+end:
+ evbuffer_free(tmp);
+}
+
+static void
+evtag_tag_encoding(void *ptr)
+{
+ struct evbuffer *tmp = evbuffer_new();
+ ev_uint32_t integers[TEST_MAX_INT] = {
+ 0xaf0, 0x1000, 0x1, 0xdeadbeef, 0x00, 0xbef000
+ };
+ ev_uint32_t integer;
+ int i;
+
+ evtag_init();
+
+ for (i = 0; i < TEST_MAX_INT; i++) {
+ int oldlen, newlen;
+ oldlen = (int)EVBUFFER_LENGTH(tmp);
+ evtag_encode_tag(tmp, integers[i]);
+ newlen = (int)EVBUFFER_LENGTH(tmp);
+ TT_BLATHER(("encoded 0x%08x with %d bytes",
+ (unsigned)integers[i], newlen - oldlen));
+ }
+
+ for (i = 0; i < TEST_MAX_INT; i++) {
+ tt_int_op(evtag_decode_tag(&integer, tmp), !=, -1);
+ tt_uint_op(integer, ==, integers[i]);
+ }
+
+ tt_uint_op(EVBUFFER_LENGTH(tmp), ==, 0);
+
+end:
+ evbuffer_free(tmp);
+}
+
+static void
+evtag_test_peek(void *ptr)
+{
+ struct evbuffer *tmp = evbuffer_new();
+ ev_uint32_t u32;
+
+ evtag_marshal_int(tmp, 30, 0);
+ evtag_marshal_string(tmp, 40, "Hello world");
+
+ tt_int_op(evtag_peek(tmp, &u32), ==, 1);
+ tt_int_op(u32, ==, 30);
+ tt_int_op(evtag_peek_length(tmp, &u32), ==, 0);
+ tt_int_op(u32, ==, 1+1+1);
+ tt_int_op(evtag_consume(tmp), ==, 0);
+
+ tt_int_op(evtag_peek(tmp, &u32), ==, 1);
+ tt_int_op(u32, ==, 40);
+ tt_int_op(evtag_peek_length(tmp, &u32), ==, 0);
+ tt_int_op(u32, ==, 1+1+11);
+ tt_int_op(evtag_payload_length(tmp, &u32), ==, 0);
+ tt_int_op(u32, ==, 11);
+
+end:
+ evbuffer_free(tmp);
+}
+
+
+static void
+test_methods(void *ptr)
+{
+ const char **methods = event_get_supported_methods();
+ struct event_config *cfg = NULL;
+ struct event_base *base = NULL;
+ const char *backend;
+ int n_methods = 0;
+
+ tt_assert(methods);
+
+ backend = methods[0];
+ while (*methods != NULL) {
+ TT_BLATHER(("Support method: %s", *methods));
+ ++methods;
+ ++n_methods;
+ }
+
+ cfg = event_config_new();
+ assert(cfg != NULL);
+
+ tt_int_op(event_config_avoid_method(cfg, backend), ==, 0);
+ event_config_set_flag(cfg, EVENT_BASE_FLAG_IGNORE_ENV);
+
+ base = event_base_new_with_config(cfg);
+ if (n_methods > 1) {
+ tt_assert(base);
+ tt_str_op(backend, !=, event_base_get_method(base));
+ } else {
+ tt_assert(base == NULL);
+ }
+
+end:
+ if (base)
+ event_base_free(base);
+ if (cfg)
+ event_config_free(cfg);
+}
+
+static void
+test_version(void *arg)
+{
+ const char *vstr;
+ ev_uint32_t vint;
+ int major, minor, patch, n;
+
+ vstr = event_get_version();
+ vint = event_get_version_number();
+
+ tt_assert(vstr);
+ tt_assert(vint);
+
+ tt_str_op(vstr, ==, LIBEVENT_VERSION);
+ tt_int_op(vint, ==, LIBEVENT_VERSION_NUMBER);
+
+ n = sscanf(vstr, "%d.%d.%d", &major, &minor, &patch);
+ tt_assert(3 == n);
+ tt_int_op((vint&0xffffff00), ==, ((major<<24)|(minor<<16)|(patch<<8)));
+end:
+ ;
+}
+
+static void
+test_base_features(void *arg)
+{
+ struct event_base *base = NULL;
+ struct event_config *cfg = NULL;
+
+ cfg = event_config_new();
+
+ tt_assert(0 == event_config_require_features(cfg, EV_FEATURE_ET));
+
+ base = event_base_new_with_config(cfg);
+ if (base) {
+ tt_int_op(EV_FEATURE_ET, ==,
+ event_base_get_features(base) & EV_FEATURE_ET);
+ } else {
+ base = event_base_new();
+ tt_int_op(0, ==, event_base_get_features(base) & EV_FEATURE_ET);
+ }
+
+end:
+ if (base)
+ event_base_free(base);
+ if (cfg)
+ event_config_free(cfg);
+}
+
+#ifdef EVENT__HAVE_SETENV
+#define SETENV_OK
+#elif !defined(EVENT__HAVE_SETENV) && defined(EVENT__HAVE_PUTENV)
+static void setenv(const char *k, const char *v, int o_)
+{
+ char b[256];
+ evutil_snprintf(b, sizeof(b), "%s=%s",k,v);
+ putenv(b);
+}
+#define SETENV_OK
+#endif
+
+#ifdef EVENT__HAVE_UNSETENV
+#define UNSETENV_OK
+#elif !defined(EVENT__HAVE_UNSETENV) && defined(EVENT__HAVE_PUTENV)
+static void unsetenv(const char *k)
+{
+ char b[256];
+ evutil_snprintf(b, sizeof(b), "%s=",k);
+ putenv(b);
+}
+#define UNSETENV_OK
+#endif
+
+#if defined(SETENV_OK) && defined(UNSETENV_OK)
+static void
+methodname_to_envvar(const char *mname, char *buf, size_t buflen)
+{
+ char *cp;
+ evutil_snprintf(buf, buflen, "EVENT_NO%s", mname);
+ for (cp = buf; *cp; ++cp) {
+ *cp = EVUTIL_TOUPPER_(*cp);
+ }
+}
+#endif
+
+static void
+test_base_environ(void *arg)
+{
+ struct event_base *base = NULL;
+ struct event_config *cfg = NULL;
+
+#if defined(SETENV_OK) && defined(UNSETENV_OK)
+ const char **basenames;
+ int i, n_methods=0;
+ char varbuf[128];
+ const char *defaultname, *ignoreenvname;
+
+ /* See if unsetenv works before we rely on it. */
+ setenv("EVENT_NOWAFFLES", "1", 1);
+ unsetenv("EVENT_NOWAFFLES");
+ if (getenv("EVENT_NOWAFFLES") != NULL) {
+#ifndef EVENT__HAVE_UNSETENV
+ TT_DECLARE("NOTE", ("Can't fake unsetenv; skipping test"));
+#else
+ TT_DECLARE("NOTE", ("unsetenv doesn't work; skipping test"));
+#endif
+ tt_skip();
+ }
+
+ basenames = event_get_supported_methods();
+ for (i = 0; basenames[i]; ++i) {
+ methodname_to_envvar(basenames[i], varbuf, sizeof(varbuf));
+ unsetenv(varbuf);
+ ++n_methods;
+ }
+
+ base = event_base_new();
+ tt_assert(base);
+
+ defaultname = event_base_get_method(base);
+ TT_BLATHER(("default is <%s>", defaultname));
+ event_base_free(base);
+ base = NULL;
+
+ /* Can we disable the method with EVENT_NOfoo ? */
+ if (!strcmp(defaultname, "epoll (with changelist)")) {
+ setenv("EVENT_NOEPOLL", "1", 1);
+ ignoreenvname = "epoll";
+ } else {
+ methodname_to_envvar(defaultname, varbuf, sizeof(varbuf));
+ setenv(varbuf, "1", 1);
+ ignoreenvname = defaultname;
+ }
+
+ /* Use an empty cfg rather than NULL so a failure doesn't exit() */
+ cfg = event_config_new();
+ base = event_base_new_with_config(cfg);
+ event_config_free(cfg);
+ cfg = NULL;
+ if (n_methods == 1) {
+ tt_assert(!base);
+ } else {
+ tt_assert(base);
+ tt_str_op(defaultname, !=, event_base_get_method(base));
+ event_base_free(base);
+ base = NULL;
+ }
+
+ /* Can we disable looking at the environment with IGNORE_ENV ? */
+ cfg = event_config_new();
+ event_config_set_flag(cfg, EVENT_BASE_FLAG_IGNORE_ENV);
+ base = event_base_new_with_config(cfg);
+ tt_assert(base);
+ tt_str_op(ignoreenvname, ==, event_base_get_method(base));
+#else
+ tt_skip();
+#endif
+
+end:
+ if (base)
+ event_base_free(base);
+ if (cfg)
+ event_config_free(cfg);
+}
+
+static void
+read_called_once_cb(evutil_socket_t fd, short event, void *arg)
+{
+ tt_int_op(event, ==, EV_READ);
+ called += 1;
+end:
+ ;
+}
+
+static void
+timeout_called_once_cb(evutil_socket_t fd, short event, void *arg)
+{
+ tt_int_op(event, ==, EV_TIMEOUT);
+ called += 100;
+end:
+ ;
+}
+
+static void
+immediate_called_twice_cb(evutil_socket_t fd, short event, void *arg)
+{
+ tt_int_op(event, ==, EV_TIMEOUT);
+ called += 1000;
+end:
+ ;
+}
+
+static void
+test_event_once(void *ptr)
+{
+ struct basic_test_data *data = ptr;
+ struct timeval tv;
+ int r;
+
+ tv.tv_sec = 0;
+ tv.tv_usec = 50*1000;
+ called = 0;
+ r = event_base_once(data->base, data->pair[0], EV_READ,
+ read_called_once_cb, NULL, NULL);
+ tt_int_op(r, ==, 0);
+ r = event_base_once(data->base, -1, EV_TIMEOUT,
+ timeout_called_once_cb, NULL, &tv);
+ tt_int_op(r, ==, 0);
+ r = event_base_once(data->base, -1, 0, NULL, NULL, NULL);
+ tt_int_op(r, <, 0);
+ r = event_base_once(data->base, -1, EV_TIMEOUT,
+ immediate_called_twice_cb, NULL, NULL);
+ tt_int_op(r, ==, 0);
+ tv.tv_sec = 0;
+ tv.tv_usec = 0;
+ r = event_base_once(data->base, -1, EV_TIMEOUT,
+ immediate_called_twice_cb, NULL, &tv);
+ tt_int_op(r, ==, 0);
+
+ if (write(data->pair[1], TEST1, strlen(TEST1)+1) < 0) {
+ tt_fail_perror("write");
+ }
+
+ shutdown(data->pair[1], SHUT_WR);
+
+ event_base_dispatch(data->base);
+
+ tt_int_op(called, ==, 2101);
+end:
+ ;
+}
+
+static void
+test_event_once_never(void *ptr)
+{
+ struct basic_test_data *data = ptr;
+ struct timeval tv;
+
+ /* Have one trigger in 10 seconds (don't worry, because) */
+ tv.tv_sec = 10;
+ tv.tv_usec = 0;
+ called = 0;
+ event_base_once(data->base, -1, EV_TIMEOUT,
+ timeout_called_once_cb, NULL, &tv);
+
+ /* But shut down the base in 75 msec. */
+ tv.tv_sec = 0;
+ tv.tv_usec = 75*1000;
+ event_base_loopexit(data->base, &tv);
+
+ event_base_dispatch(data->base);
+
+ tt_int_op(called, ==, 0);
+end:
+ ;
+}
+
+static void
+test_event_pending(void *ptr)
+{
+ struct basic_test_data *data = ptr;
+ struct event *r=NULL, *w=NULL, *t=NULL;
+ struct timeval tv, now, tv2;
+
+ tv.tv_sec = 0;
+ tv.tv_usec = 500 * 1000;
+ r = event_new(data->base, data->pair[0], EV_READ, simple_read_cb,
+ NULL);
+ w = event_new(data->base, data->pair[1], EV_WRITE, simple_write_cb,
+ NULL);
+ t = evtimer_new(data->base, timeout_cb, NULL);
+
+ tt_assert(r);
+ tt_assert(w);
+ tt_assert(t);
+
+ evutil_gettimeofday(&now, NULL);
+ event_add(r, NULL);
+ event_add(t, &tv);
+
+ tt_assert( event_pending(r, EV_READ, NULL));
+ tt_assert(!event_pending(w, EV_WRITE, NULL));
+ tt_assert(!event_pending(r, EV_WRITE, NULL));
+ tt_assert( event_pending(r, EV_READ|EV_WRITE, NULL));
+ tt_assert(!event_pending(r, EV_TIMEOUT, NULL));
+ tt_assert( event_pending(t, EV_TIMEOUT, NULL));
+ tt_assert( event_pending(t, EV_TIMEOUT, &tv2));
+
+ tt_assert(evutil_timercmp(&tv2, &now, >));
+
+ test_timeval_diff_eq(&now, &tv2, 500);
+
+end:
+ if (r) {
+ event_del(r);
+ event_free(r);
+ }
+ if (w) {
+ event_del(w);
+ event_free(w);
+ }
+ if (t) {
+ event_del(t);
+ event_free(t);
+ }
+}
+
+#ifndef _WIN32
+/* You can't do this test on windows, since dup2 doesn't work on sockets */
+
+static void
+dfd_cb(evutil_socket_t fd, short e, void *data)
+{
+ *(int*)data = (int)e;
+}
+
+/* Regression test for our workaround for a fun epoll/linux related bug
+ * where fd2 = dup(fd1); add(fd2); close(fd2); dup2(fd1,fd2); add(fd2)
+ * will get you an EEXIST */
+static void
+test_dup_fd(void *arg)
+{
+ struct basic_test_data *data = arg;
+ struct event_base *base = data->base;
+ struct event *ev1=NULL, *ev2=NULL;
+ int fd, dfd=-1;
+ int ev1_got, ev2_got;
+
+ tt_int_op(write(data->pair[0], "Hello world",
+ strlen("Hello world")), >, 0);
+ fd = data->pair[1];
+
+ dfd = dup(fd);
+ tt_int_op(dfd, >=, 0);
+
+ ev1 = event_new(base, fd, EV_READ|EV_PERSIST, dfd_cb, &ev1_got);
+ ev2 = event_new(base, dfd, EV_READ|EV_PERSIST, dfd_cb, &ev2_got);
+ ev1_got = ev2_got = 0;
+ event_add(ev1, NULL);
+ event_add(ev2, NULL);
+ event_base_loop(base, EVLOOP_ONCE);
+ tt_int_op(ev1_got, ==, EV_READ);
+ tt_int_op(ev2_got, ==, EV_READ);
+
+ /* Now close and delete dfd then dispatch. We need to do the
+ * dispatch here so that when we add it later, we think there
+ * was an intermediate delete. */
+ close(dfd);
+ event_del(ev2);
+ ev1_got = ev2_got = 0;
+ event_base_loop(base, EVLOOP_ONCE);
+ tt_want_int_op(ev1_got, ==, EV_READ);
+ tt_int_op(ev2_got, ==, 0);
+
+ /* Re-duplicate the fd. We need to get the same duplicated
+ * value that we closed to provoke the epoll quirk. Also, we
+ * need to change the events to write, or else the old lingering
+ * read event will make the test pass whether the change was
+ * successful or not. */
+ tt_int_op(dup2(fd, dfd), ==, dfd);
+ event_free(ev2);
+ ev2 = event_new(base, dfd, EV_WRITE|EV_PERSIST, dfd_cb, &ev2_got);
+ event_add(ev2, NULL);
+ ev1_got = ev2_got = 0;
+ event_base_loop(base, EVLOOP_ONCE);
+ tt_want_int_op(ev1_got, ==, EV_READ);
+ tt_int_op(ev2_got, ==, EV_WRITE);
+
+end:
+ if (ev1)
+ event_free(ev1);
+ if (ev2)
+ event_free(ev2);
+ if (dfd >= 0)
+ close(dfd);
+}
+#endif
+
+#ifdef EVENT__DISABLE_MM_REPLACEMENT
+static void
+test_mm_functions(void *arg)
+{
+ tinytest_set_test_skipped_();
+}
+#else
+static int
+check_dummy_mem_ok(void *mem_)
+{
+ char *mem = mem_;
+ mem -= 16;
+ return !memcmp(mem, "{[<guardedram>]}", 16);
+}
+
+static void *
+dummy_malloc(size_t len)
+{
+ char *mem = malloc(len+16);
+ memcpy(mem, "{[<guardedram>]}", 16);
+ return mem+16;
+}
+
+static void *
+dummy_realloc(void *mem_, size_t len)
+{
+ char *mem = mem_;
+ if (!mem)
+ return dummy_malloc(len);
+ tt_want(check_dummy_mem_ok(mem_));
+ mem -= 16;
+ mem = realloc(mem, len+16);
+ return mem+16;
+}
+
+static void
+dummy_free(void *mem_)
+{
+ char *mem = mem_;
+ tt_want(check_dummy_mem_ok(mem_));
+ mem -= 16;
+ free(mem);
+}
+
+static void
+test_mm_functions(void *arg)
+{
+ struct event_base *b = NULL;
+ struct event_config *cfg = NULL;
+ event_set_mem_functions(dummy_malloc, dummy_realloc, dummy_free);
+ cfg = event_config_new();
+ event_config_avoid_method(cfg, "Nonesuch");
+ b = event_base_new_with_config(cfg);
+ tt_assert(b);
+ tt_assert(check_dummy_mem_ok(b));
+end:
+ if (cfg)
+ event_config_free(cfg);
+ if (b)
+ event_base_free(b);
+}
+#endif
+
+static void
+many_event_cb(evutil_socket_t fd, short event, void *arg)
+{
+ int *calledp = arg;
+ *calledp += 1;
+}
+
+static void
+test_many_events(void *arg)
+{
+ /* Try 70 events that should all be ready at once. This will
+ * exercise the "resize" code on most of the backends, and will make
+ * sure that we can get past the 64-handle limit of some windows
+ * functions. */
+#define MANY 70
+
+ struct basic_test_data *data = arg;
+ struct event_base *base = data->base;
+ int one_at_a_time = data->setup_data != NULL;
+ evutil_socket_t sock[MANY];
+ struct event *ev[MANY];
+ int called[MANY];
+ int i;
+ int loopflags = EVLOOP_NONBLOCK, evflags=0;
+ if (one_at_a_time) {
+ loopflags |= EVLOOP_ONCE;
+ evflags = EV_PERSIST;
+ }
+
+ memset(sock, 0xff, sizeof(sock));
+ memset(ev, 0, sizeof(ev));
+ memset(called, 0, sizeof(called));
+
+ for (i = 0; i < MANY; ++i) {
+ /* We need an event that will hit the backend, and that will
+ * be ready immediately. "Send a datagram" is an easy
+ * instance of that. */
+ sock[i] = socket(AF_INET, SOCK_DGRAM, 0);
+ tt_assert(sock[i] >= 0);
+ called[i] = 0;
+ ev[i] = event_new(base, sock[i], EV_WRITE|evflags,
+ many_event_cb, &called[i]);
+ event_add(ev[i], NULL);
+ if (one_at_a_time)
+ event_base_loop(base, EVLOOP_NONBLOCK|EVLOOP_ONCE);
+ }
+
+ event_base_loop(base, loopflags);
+
+ for (i = 0; i < MANY; ++i) {
+ if (one_at_a_time)
+ tt_int_op(called[i], ==, MANY - i + 1);
+ else
+ tt_int_op(called[i], ==, 1);
+ }
+
+end:
+ for (i = 0; i < MANY; ++i) {
+ if (ev[i])
+ event_free(ev[i]);
+ if (sock[i] >= 0)
+ evutil_closesocket(sock[i]);
+ }
+#undef MANY
+}
+
+static void
+test_struct_event_size(void *arg)
+{
+ tt_int_op(event_get_struct_event_size(), <=, sizeof(struct event));
+end:
+ ;
+}
+
+static void
+test_get_assignment(void *arg)
+{
+ struct basic_test_data *data = arg;
+ struct event_base *base = data->base;
+ struct event *ev1 = NULL;
+ const char *str = "foo";
+
+ struct event_base *b;
+ evutil_socket_t s;
+ short what;
+ event_callback_fn cb;
+ void *cb_arg;
+
+ ev1 = event_new(base, data->pair[1], EV_READ, dummy_read_cb, (void*)str);
+ event_get_assignment(ev1, &b, &s, &what, &cb, &cb_arg);
+
+ tt_ptr_op(b, ==, base);
+ tt_int_op(s, ==, data->pair[1]);
+ tt_int_op(what, ==, EV_READ);
+ tt_ptr_op(cb, ==, dummy_read_cb);
+ tt_ptr_op(cb_arg, ==, str);
+
+ /* Now make sure this doesn't crash. */
+ event_get_assignment(ev1, NULL, NULL, NULL, NULL, NULL);
+
+end:
+ if (ev1)
+ event_free(ev1);
+}
+
+struct foreach_helper {
+ int count;
+ const struct event *ev;
+};
+
+static int
+foreach_count_cb(const struct event_base *base, const struct event *ev, void *arg)
+{
+ struct foreach_helper *h = event_get_callback_arg(ev);
+ struct timeval *tv = arg;
+ if (event_get_callback(ev) != timeout_cb)
+ return 0;
+ tt_ptr_op(event_get_base(ev), ==, base);
+ tt_int_op(tv->tv_sec, ==, 10);
+ h->ev = ev;
+ h->count++;
+ return 0;
+end:
+ return -1;
+}
+
+static int
+foreach_find_cb(const struct event_base *base, const struct event *ev, void *arg)
+{
+ const struct event **ev_out = arg;
+ struct foreach_helper *h = event_get_callback_arg(ev);
+ if (event_get_callback(ev) != timeout_cb)
+ return 0;
+ if (h->count == 99) {
+ *ev_out = ev;
+ return 101;
+ }
+ return 0;
+}
+
+static void
+test_event_foreach(void *arg)
+{
+ struct basic_test_data *data = arg;
+ struct event_base *base = data->base;
+ struct event *ev[5];
+ struct foreach_helper visited[5];
+ int i;
+ struct timeval ten_sec = {10,0};
+ const struct event *ev_found = NULL;
+
+ for (i = 0; i < 5; ++i) {
+ visited[i].count = 0;
+ visited[i].ev = NULL;
+ ev[i] = event_new(base, -1, 0, timeout_cb, &visited[i]);
+ }
+
+ tt_int_op(-1, ==, event_base_foreach_event(NULL, foreach_count_cb, NULL));
+ tt_int_op(-1, ==, event_base_foreach_event(base, NULL, NULL));
+
+ event_add(ev[0], &ten_sec);
+ event_add(ev[1], &ten_sec);
+ event_active(ev[1], EV_TIMEOUT, 1);
+ event_active(ev[2], EV_TIMEOUT, 1);
+ event_add(ev[3], &ten_sec);
+ /* Don't touch ev[4]. */
+
+ tt_int_op(0, ==, event_base_foreach_event(base, foreach_count_cb,
+ &ten_sec));
+ tt_int_op(1, ==, visited[0].count);
+ tt_int_op(1, ==, visited[1].count);
+ tt_int_op(1, ==, visited[2].count);
+ tt_int_op(1, ==, visited[3].count);
+ tt_ptr_op(ev[0], ==, visited[0].ev);
+ tt_ptr_op(ev[1], ==, visited[1].ev);
+ tt_ptr_op(ev[2], ==, visited[2].ev);
+ tt_ptr_op(ev[3], ==, visited[3].ev);
+
+ visited[2].count = 99;
+ tt_int_op(101, ==, event_base_foreach_event(base, foreach_find_cb,
+ &ev_found));
+ tt_ptr_op(ev_found, ==, ev[2]);
+
+end:
+ for (i=0; i<5; ++i) {
+ event_free(ev[i]);
+ }
+}
+
+static struct event_base *cached_time_base = NULL;
+static int cached_time_reset = 0;
+static int cached_time_sleep = 0;
+static void
+cache_time_cb(evutil_socket_t fd, short what, void *arg)
+{
+ struct timeval *tv = arg;
+ tt_int_op(0, ==, event_base_gettimeofday_cached(cached_time_base, tv));
+ if (cached_time_sleep) {
+ struct timeval delay = { 0, 30*1000 };
+ evutil_usleep_(&delay);
+ }
+ if (cached_time_reset) {
+ event_base_update_cache_time(cached_time_base);
+ }
+end:
+ ;
+}
+
+static void
+test_gettimeofday_cached(void *arg)
+{
+ struct basic_test_data *data = arg;
+ struct event_config *cfg = NULL;
+ struct event_base *base = NULL;
+ struct timeval tv1, tv2, tv3, now;
+ struct event *ev1=NULL, *ev2=NULL, *ev3=NULL;
+ int cached_time_disable = strstr(data->setup_data, "disable") != NULL;
+
+ cfg = event_config_new();
+ if (cached_time_disable) {
+ event_config_set_flag(cfg, EVENT_BASE_FLAG_NO_CACHE_TIME);
+ }
+ cached_time_base = base = event_base_new_with_config(cfg);
+ tt_assert(base);
+
+ /* Try gettimeofday_cached outside of an event loop. */
+ evutil_gettimeofday(&now, NULL);
+ tt_int_op(0, ==, event_base_gettimeofday_cached(NULL, &tv1));
+ tt_int_op(0, ==, event_base_gettimeofday_cached(base, &tv2));
+ tt_int_op(timeval_msec_diff(&tv1, &tv2), <, 10);
+ tt_int_op(timeval_msec_diff(&tv1, &now), <, 10);
+
+ cached_time_reset = strstr(data->setup_data, "reset") != NULL;
+ cached_time_sleep = strstr(data->setup_data, "sleep") != NULL;
+
+ ev1 = event_new(base, -1, 0, cache_time_cb, &tv1);
+ ev2 = event_new(base, -1, 0, cache_time_cb, &tv2);
+ ev3 = event_new(base, -1, 0, cache_time_cb, &tv3);
+
+ event_active(ev1, EV_TIMEOUT, 1);
+ event_active(ev2, EV_TIMEOUT, 1);
+ event_active(ev3, EV_TIMEOUT, 1);
+
+ event_base_dispatch(base);
+
+ if (cached_time_reset && cached_time_sleep) {
+ tt_int_op(labs(timeval_msec_diff(&tv1,&tv2)), >, 10);
+ tt_int_op(labs(timeval_msec_diff(&tv2,&tv3)), >, 10);
+ } else if (cached_time_disable && cached_time_sleep) {
+ tt_int_op(labs(timeval_msec_diff(&tv1,&tv2)), >, 10);
+ tt_int_op(labs(timeval_msec_diff(&tv2,&tv3)), >, 10);
+ } else if (! cached_time_disable) {
+ tt_assert(evutil_timercmp(&tv1, &tv2, ==));
+ tt_assert(evutil_timercmp(&tv2, &tv3, ==));
+ }
+
+end:
+ if (ev1)
+ event_free(ev1);
+ if (ev2)
+ event_free(ev2);
+ if (ev3)
+ event_free(ev3);
+ if (base)
+ event_base_free(base);
+ if (cfg)
+ event_config_free(cfg);
+}
+
+static void
+tabf_cb(evutil_socket_t fd, short what, void *arg)
+{
+ int *ptr = arg;
+ *ptr = what;
+ *ptr += 0x10000;
+}
+
+static void
+test_active_by_fd(void *arg)
+{
+ struct basic_test_data *data = arg;
+ struct event_base *base = data->base;
+ struct event *ev1 = NULL, *ev2 = NULL, *ev3 = NULL, *ev4 = NULL;
+ int e1,e2,e3,e4;
+#ifndef _WIN32
+ struct event *evsig = NULL;
+ int es;
+#endif
+ struct timeval tenmin = { 600, 0 };
+
+ /* Ensure no crash on nonexistent FD. */
+ event_base_active_by_fd(base, 1000, EV_READ);
+
+ /* Ensure no crash on bogus FD. */
+ event_base_active_by_fd(base, -1, EV_READ);
+
+ /* Ensure no crash on nonexistent/bogus signal. */
+ event_base_active_by_signal(base, 1000);
+ event_base_active_by_signal(base, -1);
+
+ event_base_assert_ok_(base);
+
+ e1 = e2 = e3 = e4 = 0;
+ ev1 = event_new(base, data->pair[0], EV_READ, tabf_cb, &e1);
+ ev2 = event_new(base, data->pair[0], EV_WRITE, tabf_cb, &e2);
+ ev3 = event_new(base, data->pair[1], EV_READ, tabf_cb, &e3);
+ ev4 = event_new(base, data->pair[1], EV_READ, tabf_cb, &e4);
+ tt_assert(ev1);
+ tt_assert(ev2);
+ tt_assert(ev3);
+ tt_assert(ev4);
+#ifndef _WIN32
+ evsig = event_new(base, SIGHUP, EV_SIGNAL, tabf_cb, &es);
+ tt_assert(evsig);
+ event_add(evsig, &tenmin);
+#endif
+
+ event_add(ev1, &tenmin);
+ event_add(ev2, NULL);
+ event_add(ev3, NULL);
+ event_add(ev4, &tenmin);
+
+
+ event_base_assert_ok_(base);
+
+ /* Trigger 2, 3, 4 */
+ event_base_active_by_fd(base, data->pair[0], EV_WRITE);
+ event_base_active_by_fd(base, data->pair[1], EV_READ);
+#ifndef _WIN32
+ event_base_active_by_signal(base, SIGHUP);
+#endif
+
+ event_base_assert_ok_(base);
+
+ event_base_loop(base, EVLOOP_ONCE);
+
+ tt_int_op(e1, ==, 0);
+ tt_int_op(e2, ==, EV_WRITE | 0x10000);
+ tt_int_op(e3, ==, EV_READ | 0x10000);
+ /* Mask out EV_WRITE here, since it could be genuinely writeable. */
+ tt_int_op((e4 & ~EV_WRITE), ==, EV_READ | 0x10000);
+#ifndef _WIN32
+ tt_int_op(es, ==, EV_SIGNAL | 0x10000);
+#endif
+
+end:
+ if (ev1)
+ event_free(ev1);
+ if (ev2)
+ event_free(ev2);
+ if (ev3)
+ event_free(ev3);
+ if (ev4)
+ event_free(ev4);
+#ifndef _WIN32
+ if (evsig)
+ event_free(evsig);
+#endif
+}
+
+struct testcase_t main_testcases[] = {
+ /* Some converted-over tests */
+ { "methods", test_methods, TT_FORK, NULL, NULL },
+ { "version", test_version, 0, NULL, NULL },
+ BASIC(base_features, TT_FORK|TT_NO_LOGS),
+ { "base_environ", test_base_environ, TT_FORK, NULL, NULL },
+
+ BASIC(event_base_new, TT_FORK|TT_NEED_SOCKETPAIR),
+ BASIC(free_active_base, TT_FORK|TT_NEED_SOCKETPAIR),
+
+ BASIC(manipulate_active_events, TT_FORK|TT_NEED_BASE),
+ BASIC(event_new_selfarg, TT_FORK|TT_NEED_BASE),
+ BASIC(event_assign_selfarg, TT_FORK|TT_NEED_BASE),
+ BASIC(event_base_get_num_events, TT_FORK|TT_NEED_BASE),
+ BASIC(event_base_get_max_events, TT_FORK|TT_NEED_BASE),
+
+ BASIC(bad_assign, TT_FORK|TT_NEED_BASE|TT_NO_LOGS),
+ BASIC(bad_reentrant, TT_FORK|TT_NEED_BASE|TT_NO_LOGS),
+ BASIC(active_later, TT_FORK|TT_NEED_BASE|TT_NEED_SOCKETPAIR),
+ BASIC(event_remove_timeout, TT_FORK|TT_NEED_BASE|TT_NEED_SOCKETPAIR),
+
+ /* These are still using the old API */
+ LEGACY(persistent_timeout, TT_FORK|TT_NEED_BASE),
+ { "persistent_timeout_jump", test_persistent_timeout_jump, TT_FORK|TT_NEED_BASE, &basic_setup, NULL },
+ { "persistent_active_timeout", test_persistent_active_timeout,
+ TT_FORK|TT_NEED_BASE, &basic_setup, NULL },
+ LEGACY(priorities, TT_FORK|TT_NEED_BASE),
+ BASIC(priority_active_inversion, TT_FORK|TT_NEED_BASE),
+ { "common_timeout", test_common_timeout, TT_FORK|TT_NEED_BASE,
+ &basic_setup, NULL },
+
+ /* These legacy tests may not all need all of these flags. */
+ LEGACY(simpleread, TT_ISOLATED),
+ LEGACY(simpleread_multiple, TT_ISOLATED),
+ LEGACY(simplewrite, TT_ISOLATED),
+ { "simpleclose", test_simpleclose, TT_FORK, &basic_setup,
+ NULL },
+ LEGACY(multiple, TT_ISOLATED),
+ LEGACY(persistent, TT_ISOLATED),
+ LEGACY(combined, TT_ISOLATED),
+ LEGACY(simpletimeout, TT_ISOLATED),
+ LEGACY(loopbreak, TT_ISOLATED),
+ LEGACY(loopexit, TT_ISOLATED),
+ LEGACY(loopexit_multiple, TT_ISOLATED),
+ LEGACY(nonpersist_readd, TT_ISOLATED),
+ LEGACY(multiple_events_for_same_fd, TT_ISOLATED),
+ LEGACY(want_only_once, TT_ISOLATED),
+ { "event_once", test_event_once, TT_ISOLATED, &basic_setup, NULL },
+ { "event_once_never", test_event_once_never, TT_ISOLATED, &basic_setup, NULL },
+ { "event_pending", test_event_pending, TT_ISOLATED, &basic_setup,
+ NULL },
+#ifndef _WIN32
+ { "dup_fd", test_dup_fd, TT_ISOLATED, &basic_setup, NULL },
+#endif
+ { "mm_functions", test_mm_functions, TT_FORK, NULL, NULL },
+ { "many_events", test_many_events, TT_ISOLATED, &basic_setup, NULL },
+ { "many_events_slow_add", test_many_events, TT_ISOLATED, &basic_setup, (void*)1 },
+
+ { "struct_event_size", test_struct_event_size, 0, NULL, NULL },
+ BASIC(get_assignment, TT_FORK|TT_NEED_BASE|TT_NEED_SOCKETPAIR),
+
+ BASIC(event_foreach, TT_FORK|TT_NEED_BASE),
+ { "gettimeofday_cached", test_gettimeofday_cached, TT_FORK, &basic_setup, (void*)"" },
+ { "gettimeofday_cached_sleep", test_gettimeofday_cached, TT_FORK, &basic_setup, (void*)"sleep" },
+ { "gettimeofday_cached_reset", test_gettimeofday_cached, TT_FORK, &basic_setup, (void*)"sleep reset" },
+ { "gettimeofday_cached_disabled", test_gettimeofday_cached, TT_FORK, &basic_setup, (void*)"sleep disable" },
+ { "gettimeofday_cached_disabled_nosleep", test_gettimeofday_cached, TT_FORK, &basic_setup, (void*)"disable" },
+
+ BASIC(active_by_fd, TT_FORK|TT_NEED_BASE|TT_NEED_SOCKETPAIR),
+
+#ifndef _WIN32
+ LEGACY(fork, TT_ISOLATED),
+#endif
+ END_OF_TESTCASES
+};
+
+struct testcase_t evtag_testcases[] = {
+ { "int", evtag_int_test, TT_FORK, NULL, NULL },
+ { "fuzz", evtag_fuzz, TT_FORK, NULL, NULL },
+ { "encoding", evtag_tag_encoding, TT_FORK, NULL, NULL },
+ { "peek", evtag_test_peek, 0, NULL, NULL },
+
+ END_OF_TESTCASES
+};
+
+struct testcase_t signal_testcases[] = {
+#ifndef _WIN32
+ LEGACY(simplesignal, TT_ISOLATED),
+ LEGACY(multiplesignal, TT_ISOLATED),
+ LEGACY(immediatesignal, TT_ISOLATED),
+ LEGACY(signal_dealloc, TT_ISOLATED),
+ LEGACY(signal_pipeloss, TT_ISOLATED),
+ LEGACY(signal_switchbase, TT_ISOLATED|TT_NO_LOGS),
+ LEGACY(signal_restore, TT_ISOLATED),
+ LEGACY(signal_assert, TT_ISOLATED),
+ LEGACY(signal_while_processing, TT_ISOLATED),
+#endif
+ END_OF_TESTCASES
+};
+