Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 3615 insertions, 0 deletions

diff --git a/ipc/chromium/src/third_party/libevent/test/regress.c b/ipc/chromium/src/third_party/libevent/test/regress.c
new file mode 100644
index 0000000000..08c30fab9b
--- /dev/null
+++ b/ipc/chromium/src/third_party/libevent/test/regress.c
@@ -0,0 +1,3615 @@
+/*
+ * 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 <limits.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"
+#include "regress_thread.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"
+
+#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, EVUTIL_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, EVUTIL_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], EVUTIL_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], EVUTIL_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_rw(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_simpleclose(void *ptr)
+{
+	struct basic_test_data *data = ptr;
+	struct event_base *base      = data->base;
+	evutil_socket_t *pair        = data->pair;
+	const char *flags            = (const char *)data->setup_data;
+	int et                       = !!strstr(flags, "ET");
+	int persist                  = !!strstr(flags, "persist");
+	short events                 = EV_CLOSED | (et ? EV_ET : 0) | (persist ? EV_PERSIST : 0);
+	struct event *ev = NULL;
+	short got_event;
+
+	if (!(event_base_get_features(data->base) & EV_FEATURE_EARLY_CLOSE))
+		tt_skip();
+
+	/* XXX: should this code moved to regress_et.c ? */
+	if (et && !(event_base_get_features(data->base) & EV_FEATURE_ET))
+		tt_skip();
+
+	ev = event_new(base, pair[0], events, record_event_cb, &got_event);
+	tt_assert(ev);
+	tt_assert(!event_add(ev, NULL));
+
+	got_event = 0;
+	if (strstr(flags, "close")) {
+		tt_assert(!evutil_closesocket(pair[1]));
+		/* avoid closing in setup routines */
+		pair[1] = -1;
+	} else if (strstr(flags, "shutdown")) {
+		tt_assert(!shutdown(pair[1], EVUTIL_SHUT_WR));
+	} else {
+		tt_abort_msg("unknown flags");
+	}
+
+	/* w/o edge-triggerd but w/ persist it will not stop */
+	if (!et && persist) {
+		struct timeval tv;
+		tv.tv_sec = 0;
+		tv.tv_usec = 10000;
+		tt_assert(!event_base_loopexit(base, &tv));
+	}
+
+	tt_int_op(event_base_loop(base, EVLOOP_NONBLOCK), ==, !persist);
+	tt_int_op(got_event, ==, (events & ~EV_PERSIST));
+
+end:
+	if (ev)
+		event_free(ev);
+}
+
+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
+
+#define current_base event_global_current_base_
+extern struct event_base *current_base;
+
+static void
+fork_signal_cb(evutil_socket_t fd, short events, void *arg)
+{
+	event_del(arg);
+}
+
+int child_pair[2] = { -1, -1 };
+static void
+simple_child_read_cb(evutil_socket_t fd, short event, void *arg)
+{
+	char buf[256];
+	int len;
+
+	len = read(fd, buf, sizeof(buf));
+	if (write(child_pair[0], "", 1) < 0)
+		tt_fail_perror("write");
+
+	if (len) {
+		if (!called) {
+			if (event_add(arg, NULL) == -1)
+				exit(1);
+		}
+	} else if (called == 1)
+		test_ok = 1;
+
+	called++;
+}
+
+#define TEST_FORK_EXIT_SUCCESS 76
+static void fork_wait_check(int pid)
+{
+	int status;
+
+	TT_BLATHER(("Before waitpid"));
+
+#ifdef WNOWAIT
+	if ((waitpid(pid, &status, WNOWAIT) == -1 && errno == EINVAL) &&
+#else
+	if (
+#endif
+	    waitpid(pid, &status, 0) == -1) {
+		perror("waitpid");
+		exit(1);
+	}
+	TT_BLATHER(("After waitpid"));
+
+	if (WEXITSTATUS(status) != TEST_FORK_EXIT_SUCCESS) {
+		fprintf(stdout, "FAILED (exit): %d\n", WEXITSTATUS(status));
+		exit(1);
+	}
+}
+static void
+test_fork(void)
+{
+	char c;
+	struct event ev, sig_ev, usr_ev, existing_ev;
+	pid_t pid;
+
+	setup_test("After fork: ");
+
+	{
+		if (evutil_socketpair(AF_UNIX, SOCK_STREAM, 0, child_pair) == -1) {
+			fprintf(stderr, "%s: socketpair\n", __func__);
+			exit(1);
+		}
+
+		if (evutil_make_socket_nonblocking(child_pair[0]) == -1) {
+			fprintf(stderr, "fcntl(O_NONBLOCK)");
+			exit(1);
+		}
+	}
+
+	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_child_read_cb, &ev);
+	if (event_add(&ev, NULL) == -1)
+		exit(1);
+
+	evsignal_set(&sig_ev, SIGCHLD, fork_signal_cb, &sig_ev);
+	evsignal_add(&sig_ev, NULL);
+
+	evsignal_set(&existing_ev, SIGUSR2, fork_signal_cb, &existing_ev);
+	evsignal_add(&existing_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);
+
+		evsignal_set(&usr_ev, SIGUSR1, fork_signal_cb, &usr_ev);
+		evsignal_add(&usr_ev, NULL);
+		kill(getpid(), SIGUSR1);
+		kill(getpid(), SIGUSR2);
+
+		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 : TEST_FORK_EXIT_SUCCESS);
+	}
+
+	/** wait until client read first message */
+	if (read(child_pair[1], &c, 1) < 0) {
+		tt_fail_perror("read");
+	}
+	if (write(pair[0], TEST1, strlen(TEST1)+1) < 0) {
+		tt_fail_perror("write");
+	}
+
+	fork_wait_check(pid);
+
+	/* 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], EVUTIL_SHUT_WR);
+
+	evsignal_set(&usr_ev, SIGUSR1, fork_signal_cb, &usr_ev);
+	evsignal_add(&usr_ev, NULL);
+	kill(getpid(), SIGUSR1);
+	kill(getpid(), SIGUSR2);
+
+	event_dispatch();
+
+	evsignal_del(&sig_ev);
+	tt_int_op(test_ok, ==, 1);
+
+	end:
+	cleanup_test();
+	if (child_pair[0] != -1)
+		evutil_closesocket(child_pair[0]);
+	if (child_pair[1] != -1)
+		evutil_closesocket(child_pair[1]);
+}
+
+#ifdef EVTHREAD_USE_PTHREADS_IMPLEMENTED
+static void* del_wait_thread(void *arg)
+{
+	struct timeval tv_start, tv_end;
+
+	evutil_gettimeofday(&tv_start, NULL);
+	event_dispatch();
+	evutil_gettimeofday(&tv_end, NULL);
+
+	test_timeval_diff_eq(&tv_start, &tv_end, 300);
+
+	end:
+	return NULL;
+}
+
+static void
+del_wait_cb(evutil_socket_t fd, short event, void *arg)
+{
+	struct timeval delay = { 0, 300*1000 };
+	TT_BLATHER(("Sleeping: %i", test_ok));
+	evutil_usleep_(&delay);
+	++test_ok;
+}
+
+static void
+test_del_wait(void)
+{
+	struct event ev;
+	THREAD_T thread;
+
+	setup_test("event_del will wait: ");
+
+	event_set(&ev, pair[1], EV_READ|EV_PERSIST, del_wait_cb, &ev);
+	event_add(&ev, NULL);
+
+	THREAD_START(thread, del_wait_thread, NULL);
+
+	if (write(pair[0], TEST1, strlen(TEST1)+1) < 0) {
+		tt_fail_perror("write");
+	}
+
+	{
+		struct timeval delay = { 0, 30*1000 };
+		evutil_usleep_(&delay);
+	}
+
+	{
+		struct timeval tv_start, tv_end;
+		evutil_gettimeofday(&tv_start, NULL);
+		event_del(&ev);
+		evutil_gettimeofday(&tv_end, NULL);
+		test_timeval_diff_eq(&tv_start, &tv_end, 270);
+	}
+
+	THREAD_JOIN(thread);
+
+	tt_int_op(test_ok, ==, 1);
+
+	end:
+	;
+}
+
+static void null_cb(evutil_socket_t fd, short what, void *arg) {}
+static void* test_del_notify_thread(void *arg)
+{
+	event_dispatch();
+	return NULL;
+}
+static void
+test_del_notify(void)
+{
+	struct event ev;
+	THREAD_T thread;
+
+	test_ok = 1;
+
+	event_set(&ev, -1, EV_READ, null_cb, &ev);
+	event_add(&ev, NULL);
+
+	THREAD_START(thread, test_del_notify_thread, NULL);
+
+	{
+		struct timeval delay = { 0, 1000 };
+		evutil_usleep_(&delay);
+	}
+
+	event_del(&ev);
+	THREAD_JOIN(thread);
+}
+#endif
+
+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_impl(int find_reorder)
+{
+	struct event ev;
+	struct itimerval itv;
+
+	evsignal_set(&ev, SIGALRM, signal_cb, &ev);
+	evsignal_add(&ev, NULL);
+	/* find bugs in which operations are re-ordered */
+	if (find_reorder) {
+		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_simplestsignal(void)
+{
+	setup_test("Simplest one signal: ");
+	test_simplesignal_impl(0);
+}
+
+static void
+test_simplesignal(void)
+{
+	setup_test("Simple signal: ");
+	test_simplesignal_impl(1);
+}
+
+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);
+	kill(getpid(), 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 */
+	kill(getpid(), 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);
+		kill(getpid(), 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);
+
+	kill(getpid(), 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);
+
+	kill(getpid(), 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)
+		kill(getpid(), 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);
+		kill(getpid(), 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();
+	tt_assert(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 */
+
+	base1 = event_init();
+	tt_assert(base1);
+	event_assign(&ev1, base1, data->pair[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 = NULL, *ev2 = NULL;
+	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);
+
+end:
+	if (ev1)
+		event_free(ev1);
+	if (ev2)
+		event_free(ev2);
+
+	event_base_free(data->base);
+	data->base = NULL;
+}
+
+
+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;
+	if (write(*sockp, "A", 1) < 0)
+		tt_fail_perror("write");
+}
+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], EVUTIL_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));
+	} else {
+		event_add(ev_other, NULL);
+		++test_ok;
+	}
+}
+static void
+test_nonpersist_readd(void *_data)
+{
+	struct event ev1, ev2;
+	struct basic_test_data *data = _data;
+
+	memset(&ev1, 0, sizeof(ev1));
+	memset(&ev2, 0, sizeof(ev2));
+
+	tt_assert(!event_assign(&ev1, data->base, data->pair[0], EV_READ, re_add_read_cb, &ev2));
+	tt_assert(!event_assign(&ev2, data->base, data->pair[1], EV_READ, re_add_read_cb, &ev1));
+
+	tt_int_op(write(data->pair[0], "Hello", 5), ==, 5);
+	tt_int_op(write(data->pair[1], "Hello", 5), ==, 5);
+
+	tt_int_op(event_add(&ev1, NULL), ==, 0);
+	tt_int_op(event_add(&ev2, NULL), ==, 0);
+	tt_int_op(event_base_loop(data->base, EVLOOP_ONCE), ==, 0);
+	tt_int_op(test_ok, ==, 2);
+
+	/* 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.
+	 */
+	tt_assert(readd_test_event_last_added);
+	if (readd_test_event_last_added == &ev1) {
+		tt_assert(event_pending(&ev1, EV_READ, NULL) && !event_pending(&ev2, EV_READ, NULL));
+	} else {
+		tt_assert(event_pending(&ev2, EV_READ, NULL) && !event_pending(&ev1, EV_READ, NULL));
+	}
+
+end:
+	if (event_initialized(&ev1))
+		event_del(&ev1);
+	if (event_initialized(&ev2))
+		event_del(&ev2);
+}
+
+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)
+{
+	unsigned 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] = test_weakrand();
+		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], EVUTIL_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);
+	}
+}
+
+static void
+dfd_cb(evutil_socket_t fd, short e, void *data)
+{
+	*(int*)data = (int)e;
+}
+
+static void
+test_event_closed_fd_poll(void *arg)
+{
+	struct timeval tv;
+	struct event *e;
+	struct basic_test_data *data = (struct basic_test_data *)arg;
+	int i = 0;
+
+	if (strcmp(event_base_get_method(data->base), "poll")) {
+		tinytest_set_test_skipped_();
+		return;
+	}
+
+	e = event_new(data->base, data->pair[0], EV_READ, dfd_cb, &i);
+	tt_assert(e);
+
+	tv.tv_sec = 0;
+	tv.tv_usec = 500 * 1000;
+	event_add(e, &tv);
+	tt_assert(event_pending(e, EV_READ, NULL));
+	close(data->pair[0]);
+	data->pair[0] = -1; /** avoids double-close */
+	event_base_loop(data->base, EVLOOP_ONCE);
+	tt_int_op(i, ==, EV_READ);
+
+end:
+	if (e) {
+		event_del(e);
+		event_free(e);
+	}
+}
+
+#ifndef _WIN32
+/* You can't do this test on windows, since dup2 doesn't work on sockets */
+
+/* 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);
+		tt_assert(!evutil_make_socket_nonblocking(sock[i]));
+		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_fd_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_evmap_invalid_slots(void *arg)
+{
+	struct basic_test_data *data = arg;
+	struct event_base *base = data->base;
+	struct event *ev1 = NULL, *ev2 = NULL;
+	int e1, e2;
+#ifndef _WIN32
+	struct event *ev3 = NULL, *ev4 = NULL;
+	int e3, e4;
+#endif
+
+	ev1 = evsignal_new(base, -1, dummy_read_cb, (void *)base);
+	ev2 = evsignal_new(base, NSIG, dummy_read_cb, (void *)base);
+	tt_assert(ev1);
+	tt_assert(ev2);
+	e1 = event_add(ev1, NULL);
+	e2 = event_add(ev2, NULL);
+	tt_int_op(e1, !=, 0);
+	tt_int_op(e2, !=, 0);
+#ifndef _WIN32
+	ev3 = event_new(base, INT_MAX, EV_READ, dummy_read_cb, (void *)base);
+	ev4 = event_new(base, INT_MAX / 2, EV_READ, dummy_read_cb, (void *)base);
+	tt_assert(ev3);
+	tt_assert(ev4);
+	e3 = event_add(ev3, NULL);
+	e4 = event_add(ev4, NULL);
+	tt_int_op(e3, !=, 0);
+	tt_int_op(e4, !=, 0);
+#endif
+
+end:
+	event_free(ev1);
+	event_free(ev2);
+#ifndef _WIN32
+	event_free(ev3);
+	event_free(ev4);
+#endif
+}
+
+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);
+	event_base_active_by_fd(base, data->pair[1], EV_TIMEOUT);
+#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 | EV_TIMEOUT | 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(evmap_invalid_slots, 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|TT_RETRIABLE),
+	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|TT_RETRIABLE, &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_rw", test_simpleclose_rw, TT_FORK, &basic_setup, NULL },
+	/* simpleclose */
+	{ "simpleclose_close", test_simpleclose,
+	  TT_FORK|TT_NEED_SOCKETPAIR|TT_NEED_BASE,
+	  &basic_setup, (void *)"close" },
+	{ "simpleclose_shutdown", test_simpleclose,
+	  TT_FORK|TT_NEED_SOCKETPAIR|TT_NEED_BASE,
+	  &basic_setup, (void *)"shutdown" },
+	/* simpleclose_*_persist */
+	{ "simpleclose_close_persist", test_simpleclose,
+	  TT_FORK|TT_NEED_SOCKETPAIR|TT_NEED_BASE,
+	  &basic_setup, (void *)"close_persist" },
+	{ "simpleclose_shutdown_persist", test_simpleclose,
+	  TT_FORK|TT_NEED_SOCKETPAIR|TT_NEED_BASE,
+	  &basic_setup, (void *)"shutdown_persist" },
+	/* simpleclose_*_et */
+	{ "simpleclose_close_et", test_simpleclose,
+	  TT_FORK|TT_NEED_SOCKETPAIR|TT_NEED_BASE,
+	  &basic_setup, (void *)"close_ET" },
+	{ "simpleclose_shutdown_et", test_simpleclose,
+	  TT_FORK|TT_NEED_SOCKETPAIR|TT_NEED_BASE,
+	  &basic_setup, (void *)"shutdown_ET" },
+	/* simpleclose_*_persist_et */
+	{ "simpleclose_close_persist_et", test_simpleclose,
+	  TT_FORK|TT_NEED_SOCKETPAIR|TT_NEED_BASE,
+	  &basic_setup, (void *)"close_persist_ET" },
+	{ "simpleclose_shutdown_persist_et", test_simpleclose,
+	  TT_FORK|TT_NEED_SOCKETPAIR|TT_NEED_BASE,
+	  &basic_setup, (void *)"shutdown_persist_ET" },
+	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),
+	{ "nonpersist_readd", test_nonpersist_readd, TT_FORK|TT_NEED_SOCKETPAIR|TT_NEED_BASE, &basic_setup, NULL },
+	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 },
+	{ "event_closed_fd_poll", test_event_closed_fd_poll, 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
+
+#ifdef EVTHREAD_USE_PTHREADS_IMPLEMENTED
+	LEGACY(del_wait, TT_ISOLATED|TT_NEED_THREADS|TT_RETRIABLE),
+	LEGACY(del_notify, TT_ISOLATED|TT_NEED_THREADS),
+#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(simplestsignal, TT_ISOLATED),
+	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
+};
+