[wing/wip/nacho/poll] Add poll test from glib
- From: Ignacio Casal Quinteiro <icq src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [wing/wip/nacho/poll] Add poll test from glib
- Date: Tue, 4 Dec 2018 10:00:13 +0000 (UTC)
commit d0838e1cbd2119448731817b3a4193e85bace963
Author: Ignacio Casal Quinteiro <qignacio amazon com>
Date: Tue Dec 4 10:59:46 2018 +0100
Add poll test from glib
tests/meson.build | 1 +
tests/poll.c | 621 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 622 insertions(+)
---
diff --git a/tests/meson.build b/tests/meson.build
index fbbfc14..a01c41e 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -1,5 +1,6 @@
unit_tests = [
'named-pipe',
+ 'poll',
]
foreach unit: unit_tests
diff --git a/tests/poll.c b/tests/poll.c
new file mode 100644
index 0000000..bc8d284
--- /dev/null
+++ b/tests/poll.c
@@ -0,0 +1,621 @@
+/* Unit test for W32 version of wing_poll()
+ *
+ * Copyright © 2017 Руслан Ижбулатов <lrn1986 gmail com>
+ *
+ * This is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <wing/wing.h>
+#include <glib.h>
+#include <Winsock2.h>
+
+#define NUM_POLLEES 63
+#define NUM_POLLFDS 64
+
+#define ASYNC_CONNECT_OK(r) (r == 0 || (r < 0 && GetLastError () == WSAEWOULDBLOCK))
+
+#define REPEAT 1000
+
+static void
+init_networking (void)
+{
+ WSADATA wsadata;
+
+ if (WSAStartup (MAKEWORD (2, 0), &wsadata) != 0)
+ g_error ("Windows Sockets could not be initialized");
+}
+
+static void
+prepare_fds (SOCKET sockets[],
+ GPollFD fds[],
+ int num_pollees)
+{
+ gint i;
+
+ for (i = 0; i < num_pollees; i++)
+ {
+ fds[i].fd = (gintptr) WSACreateEvent ();
+ g_assert (WSAEventSelect (sockets[i], (HANDLE) fds[i].fd, FD_READ | FD_CLOSE) == 0);
+ }
+}
+
+static void
+reset_fds (GPollFD fds[],
+ int num_pollees)
+{
+ gint i;
+
+ for (i = 0; i < num_pollees; i++)
+ {
+ WSAResetEvent ((HANDLE) fds[i].fd);
+ fds[i].events = G_IO_IN | G_IO_OUT | G_IO_ERR;
+ fds[i].revents = 0;
+ }
+}
+
+static void
+reset_fds_msg (GPollFD fds[],
+ int num_pollfds)
+{
+ fds[num_pollfds - 1].fd = G_WIN32_MSG_HANDLE;
+ fds[num_pollfds - 1].events = G_IO_IN;
+ fds[num_pollfds - 1].revents = 0;
+}
+
+static void
+check_fds (SOCKET sockets[],
+ GPollFD fds[],
+ int num_pollees)
+{
+ gint i;
+
+ for (i = 0; i < num_pollees; i++)
+ {
+ if (fds[i].revents != 0)
+ {
+ WSANETWORKEVENTS events;
+ g_assert (WSAEnumNetworkEvents (sockets[i], 0, &events) == 0);
+
+ fds[i].revents = 0;
+ if (events.lNetworkEvents & (FD_READ | FD_ACCEPT))
+ fds[i].revents |= G_IO_IN;
+
+ if (events.lNetworkEvents & FD_WRITE)
+ fds[i].revents |= G_IO_OUT;
+ else
+ {
+ /* We have called WSAEnumNetworkEvents() above but it didn't
+ * set FD_WRITE.
+ */
+ if (events.lNetworkEvents & FD_CONNECT)
+ {
+ if (events.iErrorCode[FD_CONNECT_BIT] == 0)
+ fds[i].revents |= G_IO_OUT;
+ else
+ fds[i].revents |= (G_IO_HUP | G_IO_ERR);
+ }
+ if (fds[i].revents == 0 && (events.lNetworkEvents & (FD_CLOSE)))
+ fds[i].revents |= G_IO_HUP;
+ }
+ }
+ }
+}
+
+static void
+prepare_sockets (SOCKET sockets[],
+ SOCKET opp_sockets[],
+ GPollFD fds[],
+ int num_pollees)
+{
+ gint i;
+ SOCKET server;
+ struct sockaddr_in sa;
+ unsigned long ul = 1;
+ int sa_size;
+ int r;
+
+ server = socket (AF_INET, SOCK_STREAM, IPPROTO_TCP);
+ g_assert (server != INVALID_SOCKET);
+
+ memset(&sa, 0, sizeof sa);
+
+ sa.sin_family = AF_INET;
+ sa.sin_port = 0;
+ sa.sin_addr.s_addr = htonl (INADDR_LOOPBACK);
+ sa_size = sizeof (sa);
+
+ g_assert (bind (server, (const struct sockaddr *) &sa, sa_size) == 0);
+ g_assert (getsockname (server, (struct sockaddr *) &sa, &sa_size) == 0);
+ g_assert (listen (server, 1) == 0);
+
+ for (i = 0; i < num_pollees; i++)
+ {
+ opp_sockets[i] = socket (AF_INET, SOCK_STREAM, IPPROTO_TCP);
+ g_assert (opp_sockets[i] != INVALID_SOCKET);
+ g_assert (ioctlsocket (opp_sockets[i], FIONBIO, &ul) == 0);
+
+ r = connect (opp_sockets[i], (const struct sockaddr *) &sa, sizeof (sa));
+ g_assert (ASYNC_CONNECT_OK (r));
+
+ sockets[i] = accept (server, NULL, NULL);
+ g_assert (sockets[i] != INVALID_SOCKET);
+ g_assert (ioctlsocket (sockets[i], FIONBIO, &ul) == 0);
+ }
+
+ closesocket (server);
+}
+
+static void
+cleanup_sockets (SOCKET sockets[],
+ SOCKET opp_sockets[],
+ int num_pollees)
+{
+ gint i;
+
+ for (i = 0; i < num_pollees; i++)
+ {
+ closesocket (sockets[i]);
+ closesocket (opp_sockets[i]);
+ }
+}
+
+static void
+bucketize (gint64 val,
+ gint buckets[],
+ gint64 bucket_limits[],
+ gint count)
+{
+ gint i;
+
+ if (val > bucket_limits[count - 1])
+ {
+ buckets[count - 1] += 1;
+ return;
+ }
+
+ for (i = count - 1; i > 0; i--)
+ if (val < bucket_limits[i] && val >= bucket_limits[i - 1])
+ {
+ buckets[i] += 1;
+ return;
+ }
+
+ buckets[0] += 1;
+}
+
+static void
+print_buckets (gint buckets[],
+ gint64 bucket_limits[],
+ gint count)
+{
+ gint i;
+
+ for (i = 0; i < count; i++)
+ if (i < count - 1)
+ g_print ("%-4lld-%4lld|", i == 0 ? 0 : bucket_limits[i - 1], bucket_limits[i] - 1);
+ else
+ g_print (" >= %-4lld|", bucket_limits[i - 1]);
+
+ g_print ("\n");
+
+ for (i = 0; i < count; i++)
+ {
+ gint len;
+ gint padding;
+ gint j;
+ if (buckets[i] < 10)
+ len = 1;
+ else if (buckets[i] < 100)
+ len = 2;
+ else if (buckets[i] < 1000)
+ len = 3;
+ else
+ len = 4;
+ padding = 9 - len;
+ for (j = 0; j < padding / 2; j++)
+ g_print (" ");
+ if (buckets[i] != 0)
+ g_print ("%*d", len, buckets[i]);
+ else
+ g_print (" ");
+ for (j = padding / 2; j < padding; j++)
+ g_print (" ");
+ g_print (" ");
+ }
+
+ g_print ("\n\n");
+}
+
+static void
+test_wing_poll (void)
+{
+ SOCKET sockets[NUM_POLLEES];
+ GPollFD fds[NUM_POLLFDS];
+ SOCKET opp_sockets[NUM_POLLEES];
+ gint i;
+ gint activatable;
+ gint64 times[REPEAT][2];
+#define BUCKET_COUNT 25
+ gint64 bucket_limits[BUCKET_COUNT] = {3, 5, 10, 15, 20, 25, 30, 35, 40, 50, 60, 70, 80, 90, 100, 120, 150,
180, 220, 280, 350, 450, 600, 800, 1000};
+ gint buckets[BUCKET_COUNT];
+ gint64 times_avg = 0, times_min = G_MAXINT64, times_max = 0;
+
+ prepare_sockets (sockets, opp_sockets, fds, NUM_POLLEES);
+ prepare_fds (sockets, fds, NUM_POLLEES);
+
+ times_avg = 0;
+ times_min = G_MAXINT64;
+ times_max = 0;
+ memset (buckets, 0, sizeof (gint) * BUCKET_COUNT);
+
+ for (i = 0; i < REPEAT; i++)
+ {
+ gint r;
+ gint64 diff;
+
+ reset_fds (fds, NUM_POLLEES);
+ reset_fds_msg (fds, NUM_POLLFDS);
+ times[i][0] = g_get_monotonic_time ();
+ r = wing_poll (fds, NUM_POLLFDS, 0);
+ times[i][1] = g_get_monotonic_time ();
+ g_assert (r == 0);
+ diff = times[i][1] - times[i][0];
+ if (times_min > diff)
+ times_min = diff;
+ if (times_max < diff)
+ times_max = diff;
+ times_avg += diff;
+ bucketize (diff, buckets, bucket_limits, BUCKET_COUNT);
+ }
+
+ times_avg /= NUM_POLLEES;
+ g_print ("\nempty poll time:\n%4lldns - %4lldns, average %4lldns\n", times_min, times_max, times_avg);
+ print_buckets (buckets, bucket_limits, BUCKET_COUNT);
+
+ times_avg = 0;
+ times_min = G_MAXINT64;
+ times_max = 0;
+ memset (buckets, 0, sizeof (gint) * BUCKET_COUNT);
+
+ activatable = 0;
+
+ for (i = 0; i < REPEAT; i++)
+ {
+ gint r, s, v, t;
+ gint64 diff;
+ MSG msg;
+ gboolean found_app;
+
+ reset_fds (fds, NUM_POLLEES);
+ reset_fds_msg (fds, NUM_POLLFDS);
+ s = send (opp_sockets[activatable], (const char *) &t, 1, 0);
+ g_assert (PostMessage (NULL, WM_APP, 1, 2));
+ /* This is to ensure that all sockets catch up, otherwise some might not poll active */
+ g_usleep (G_USEC_PER_SEC / 1000);
+
+ times[i][0] = g_get_monotonic_time ();
+ r = wing_poll (fds, NUM_POLLFDS, 1000);
+ times[i][1] = g_get_monotonic_time ();
+
+ check_fds (sockets, fds, NUM_POLLEES);
+ v = recv (sockets[activatable], (char *) &t, 1, 0);
+ found_app = FALSE;
+ while (!found_app && PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
+ if (msg.message == WM_APP && msg.wParam == 1 && msg.lParam == 2)
+ found_app = TRUE;
+ g_assert (s == 1);
+ g_assert (r == 2);
+ g_assert (v == 1);
+ g_assert (found_app);
+
+ reset_fds (fds, NUM_POLLEES);
+ reset_fds_msg (fds, NUM_POLLFDS);
+ r = wing_poll (fds, NUM_POLLFDS, 0);
+ check_fds (sockets, fds, NUM_POLLEES);
+ g_assert (r == 0);
+ diff = times[i][1] - times[i][0];
+ if (times_min > diff)
+ times_min = diff;
+ if (times_max < diff)
+ times_max = diff;
+ times_avg += diff;
+ activatable = (activatable + 1) % NUM_POLLEES;
+ bucketize (diff, buckets, bucket_limits, BUCKET_COUNT);
+ }
+
+ times_avg /= NUM_POLLEES;
+ g_print ("1-socket + msg poll time:\n%4lldns - %4lldns, average %4lldns\n", times_min, times_max,
times_avg);
+ print_buckets (buckets, bucket_limits, BUCKET_COUNT);
+
+ times_avg = 0;
+ times_min = G_MAXINT64;
+ times_max = 0;
+ memset (buckets, 0, sizeof (gint) * BUCKET_COUNT);
+
+ activatable = 0;
+
+ for (i = 0; i < REPEAT; i++)
+ {
+ gint r, s, v, t;
+ gint64 diff;
+
+ reset_fds (fds, NUM_POLLEES);
+ reset_fds_msg (fds, NUM_POLLFDS);
+ s = send (opp_sockets[activatable], (const char *) &t, 1, 0);
+
+ g_usleep (G_USEC_PER_SEC / 1000);
+
+ times[i][0] = g_get_monotonic_time ();
+ r = wing_poll (fds, NUM_POLLFDS, 1000);
+ times[i][1] = g_get_monotonic_time ();
+
+ check_fds (sockets, fds, NUM_POLLEES);
+ v = recv (sockets[activatable], (char *) &t, 1, 0);
+ g_assert (s == 1);
+ g_assert (r == 1);
+ g_assert (v == 1);
+
+ reset_fds (fds, NUM_POLLEES);
+ reset_fds_msg (fds, NUM_POLLFDS);
+ r = wing_poll (fds, NUM_POLLFDS, 0);
+ check_fds (sockets, fds, NUM_POLLEES);
+ g_assert (r == 0);
+
+ diff = times[i][1] - times[i][0];
+ if (times_min > diff)
+ times_min = diff;
+ if (times_max < diff)
+ times_max = diff;
+ times_avg += diff;
+ activatable = (activatable + 1) % NUM_POLLEES;
+ bucketize (diff, buckets, bucket_limits, BUCKET_COUNT);
+ }
+
+ times_avg /= NUM_POLLEES;
+ g_print ("1-socket poll time:\n%4lldns - %4lldns, average %4lldns\n", times_min, times_max, times_avg);
+ print_buckets (buckets, bucket_limits, BUCKET_COUNT);
+
+ times_avg = 0;
+ times_min = G_MAXINT64;
+ times_max = 0;
+ memset (buckets, 0, sizeof (gint) * BUCKET_COUNT);
+
+ for (i = 0; i < REPEAT; i++)
+ {
+ gint r, s, v, t;
+ gint64 diff;
+ gint j;
+
+ reset_fds (fds, NUM_POLLEES);
+ reset_fds_msg (fds, NUM_POLLFDS);
+ s = v = 0;
+
+ for (j = 0; j < NUM_POLLEES / 2; j++)
+ s += send (opp_sockets[j], (const char *) &t, 1, 0) == 1 ? 1 : 0;
+
+ g_usleep (G_USEC_PER_SEC / 1000);
+
+ times[i][0] = g_get_monotonic_time ();
+ r = wing_poll (fds, NUM_POLLFDS, 1000);
+ times[i][1] = g_get_monotonic_time ();
+ check_fds (sockets, fds, NUM_POLLEES);
+ for (j = 0; j < NUM_POLLEES / 2; j++)
+ v += recv (sockets[j], (char *) &t, 1, 0) == 1 ? 1 : 0;
+ g_assert (s == NUM_POLLEES / 2);
+ g_assert (r == NUM_POLLEES / 2);
+ g_assert (v == NUM_POLLEES / 2);
+
+ reset_fds (fds, NUM_POLLEES);
+ reset_fds_msg (fds, NUM_POLLFDS);
+ r = wing_poll (fds, NUM_POLLFDS, 0);
+ check_fds (sockets, fds, NUM_POLLEES);
+ g_assert (r == 0);
+
+ diff = times[i][1] - times[i][0];
+ if (times_min > diff)
+ times_min = diff;
+ if (times_max < diff)
+ times_max = diff;
+ times_avg += diff;
+ bucketize (diff, buckets, bucket_limits, BUCKET_COUNT);
+ }
+
+ times_avg /= NUM_POLLEES;
+ g_print ("half-socket poll time:\n%4lldns - %4lldns, average %4lldns\n", times_min, times_max, times_avg);
+ print_buckets (buckets, bucket_limits, BUCKET_COUNT);
+
+ times_avg = 0;
+ times_min = G_MAXINT64;
+ times_max = 0;
+ memset (buckets, 0, sizeof (gint) * BUCKET_COUNT);
+
+ for (i = 0; i < REPEAT; i++)
+ {
+ gint r, s, v, t;
+ gint64 diff;
+ gint j;
+ MSG msg;
+ gboolean found_app;
+
+ reset_fds (fds, NUM_POLLEES);
+ reset_fds_msg (fds, NUM_POLLFDS);
+ s = v = 0;
+
+ for (j = 0; j < NUM_POLLEES / 2; j++)
+ s += send (opp_sockets[j], (const char *) &t, 1, 0) == 1 ? 1 : 0;
+ g_assert (PostMessage (NULL, WM_APP, 1, 2));
+
+ /* This is to ensure that all sockets catch up, otherwise some might not poll active */
+ g_usleep (G_USEC_PER_SEC / 1000);
+
+ times[i][0] = g_get_monotonic_time ();
+ r = wing_poll (fds, NUM_POLLFDS, 1000);
+ times[i][1] = g_get_monotonic_time ();
+ check_fds (sockets, fds, NUM_POLLEES);
+ for (j = 0; j < NUM_POLLEES / 2; j++)
+ v += recv (sockets[j], (char *) &t, 1, 0) == 1 ? 1 : 0;
+ found_app = FALSE;
+ while (!found_app && PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
+ if (msg.message == WM_APP && msg.wParam == 1 && msg.lParam == 2)
+ found_app = TRUE;
+ g_assert (s == NUM_POLLEES / 2);
+ g_assert (r == NUM_POLLEES / 2 + 1);
+ g_assert (v == NUM_POLLEES / 2);
+ g_assert (found_app);
+
+ reset_fds (fds, NUM_POLLEES);
+ reset_fds_msg (fds, NUM_POLLFDS);
+ r = wing_poll (fds, NUM_POLLFDS, 0);
+ check_fds (sockets, fds, NUM_POLLEES);
+ g_assert (r == 0);
+
+ diff = times[i][1] - times[i][0];
+ if (times_min > diff)
+ times_min = diff;
+ if (times_max < diff)
+ times_max = diff;
+ times_avg += diff;
+ bucketize (diff, buckets, bucket_limits, BUCKET_COUNT);
+ }
+
+ times_avg /= NUM_POLLEES;
+ g_print ("half-socket + msg poll time:\n%4lldns - %4lldns, average %4lldns\n", times_min, times_max,
times_avg);
+ print_buckets (buckets, bucket_limits, BUCKET_COUNT);
+
+ times_avg = 0;
+ times_min = G_MAXINT64;
+ times_max = 0;
+ memset (buckets, 0, sizeof (gint) * BUCKET_COUNT);
+
+ for (i = 0; i < REPEAT; i++)
+ {
+ gint r, s, v, t;
+ gint64 diff;
+ gint j;
+
+ reset_fds (fds, NUM_POLLEES);
+ reset_fds_msg (fds, NUM_POLLFDS);
+ s = v = 0;
+
+ for (j = 0; j < NUM_POLLEES; j++)
+ s += send (opp_sockets[j], (const char *) &t, 1, 0) == 1 ? 1 : 0;
+
+ g_usleep (G_USEC_PER_SEC / 1000);
+
+ times[i][0] = g_get_monotonic_time ();
+ r = wing_poll (fds, NUM_POLLFDS, 1000);
+ times[i][1] = g_get_monotonic_time ();
+ check_fds (sockets, fds, NUM_POLLEES);
+ for (j = 0; j < NUM_POLLEES; j++)
+ v += recv (sockets[j], (char *) &t, 1, 0) == 1 ? 1 : 0;
+ g_assert (s == NUM_POLLEES);
+ g_assert (r == NUM_POLLEES);
+ g_assert (v == NUM_POLLEES);
+
+ reset_fds (fds, NUM_POLLEES);
+ reset_fds_msg (fds, NUM_POLLFDS);
+ r = wing_poll (fds, NUM_POLLFDS, 0);
+ check_fds (sockets, fds, NUM_POLLEES);
+ g_assert (r == 0);
+
+ diff = times[i][1] - times[i][0];
+ if (times_min > diff)
+ times_min = diff;
+ if (times_max < diff)
+ times_max = diff;
+ times_avg += diff;
+ bucketize (diff, buckets, bucket_limits, BUCKET_COUNT);
+ }
+
+ times_avg /= NUM_POLLEES;
+ g_print ("%d-socket poll time: \n%4lldns - %4lldns, average %4lldns\n", NUM_POLLEES, times_min, times_max,
times_avg);
+ print_buckets (buckets, bucket_limits, BUCKET_COUNT);
+
+ activatable = 0;
+ times_avg = 0;
+ times_min = G_MAXINT64;
+ times_max = 0;
+ memset (buckets, 0, sizeof (gint) * BUCKET_COUNT);
+
+ for (i = 0; i < REPEAT; i++)
+ {
+ gint r, s, v, t;
+ gint64 diff;
+ gint j;
+ MSG msg;
+ gboolean found_app;
+
+ reset_fds (fds, NUM_POLLEES);
+ reset_fds_msg (fds, NUM_POLLFDS);
+ s = v = 0;
+
+ for (j = 0; j < activatable; j++)
+ s += send (opp_sockets[j], (const char *) &t, 1, 0) == 1 ? 1 : 0;
+ g_assert (PostMessage (NULL, WM_APP, 1, 2));
+
+ g_usleep (G_USEC_PER_SEC / 1000);
+
+ times[i][0] = g_get_monotonic_time ();
+ r = wing_poll (fds, NUM_POLLFDS, 1000);
+ times[i][1] = g_get_monotonic_time ();
+ check_fds (sockets, fds, NUM_POLLEES);
+ for (j = 0; j < activatable; j++)
+ v += recv (sockets[j], (char *) &t, 1, 0) == 1 ? 1 : 0;
+ found_app = FALSE;
+ while (!found_app && PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
+ if (msg.message == WM_APP && msg.wParam == 1 && msg.lParam == 2)
+ found_app = TRUE;
+ g_assert (s == activatable);
+ g_assert (r == activatable + 1);
+ g_assert (v == activatable);
+ g_assert (found_app);
+
+ reset_fds (fds, NUM_POLLEES);
+ reset_fds_msg (fds, NUM_POLLFDS);
+ r = wing_poll (fds, NUM_POLLFDS, 0);
+ check_fds (sockets, fds, NUM_POLLEES);
+ g_assert (r == 0);
+
+ diff = times[i][1] - times[i][0];
+ if (times_min > diff)
+ times_min = diff;
+ if (times_max < diff)
+ times_max = diff;
+ times_avg += diff;
+ bucketize (diff, buckets, bucket_limits, BUCKET_COUNT);
+ activatable = (activatable + 1) % NUM_POLLEES;
+ }
+
+ times_avg /= NUM_POLLEES;
+ g_print ("variable socket number + msg poll time: \n%4lldns - %4lldns, average %4lldns\n", times_min,
times_max, times_avg);
+ print_buckets (buckets, bucket_limits, BUCKET_COUNT);
+
+ cleanup_sockets (sockets, opp_sockets, NUM_POLLEES);
+}
+
+int
+main (int argc,
+ char *argv[])
+{
+ int result;
+
+ g_test_init (&argc, &argv, NULL);
+ init_networking ();
+
+ g_test_add_func ("/poll/wing-poll", test_wing_poll);
+
+ result = g_test_run ();
+
+ return result;
+}
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