/* GStreamer * Copyright (C) 2005 Andy Wingo * * gstnetclientclock.c: Unit test for the network client clock * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library 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 * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301, USA. */ #include #include #include GST_START_TEST (test_instantiation) { GstClock *client, *local; local = gst_system_clock_obtain (); client = gst_net_client_clock_new (NULL, "127.0.0.1", 1234, GST_SECOND); fail_unless (local != NULL, "failed to get system clock"); fail_unless (client != NULL, "failed to get network client clock"); /* one for gstreamer, one for us */ ASSERT_OBJECT_REFCOUNT (local, "system clock", 2); ASSERT_OBJECT_REFCOUNT (client, "network client clock", 1); gst_object_unref (client); ASSERT_OBJECT_REFCOUNT (local, "system clock", 2); gst_object_unref (local); } GST_END_TEST; GST_START_TEST (test_functioning) { GstNetTimeProvider *ntp; GstClock *client, *server; GstClockTime basex, basey, rate_num, rate_denom; GstClockTime servtime, clienttime; gint port; server = gst_system_clock_obtain (); fail_unless (server != NULL, "failed to get system clock"); /* move the clock ahead 100 seconds */ gst_clock_get_calibration (server, &basex, &basey, &rate_num, &rate_denom); basey += 100 * GST_SECOND; gst_clock_set_calibration (server, basex, basey, rate_num, rate_denom); ntp = gst_net_time_provider_new (server, "127.0.0.1", 0); fail_unless (ntp != NULL, "failed to create network time provider"); g_object_get (ntp, "port", &port, NULL); client = gst_net_client_clock_new (NULL, "127.0.0.1", port, GST_SECOND); fail_unless (client != NULL, "failed to get network client clock"); g_object_get (client, "port", &port, NULL); /* let the clocks synchronize */ g_usleep (G_USEC_PER_SEC); servtime = gst_clock_get_time (server); clienttime = gst_clock_get_time (client); /* can't in general make a precise assertion here, because this depends on * system load and a lot of things. however within half a second they should * at least be within 1/10 of a second of each other... */ if (servtime > clienttime) fail_unless (servtime - clienttime < 100 * GST_MSECOND, "clocks not in sync (%" GST_TIME_FORMAT ")", GST_TIME_ARGS (servtime - clienttime)); else fail_unless (clienttime - servtime < 100 * GST_MSECOND, "clocks not in sync (%" GST_TIME_FORMAT ")", GST_TIME_ARGS (clienttime - servtime)); /* g_print ("diff: %" GST_TIME_FORMAT, GST_TIME_ARGS (servtime > clienttime ? servtime - clienttime : clienttime - servtime)); */ /* one for gstreamer, one for ntp, one for us */ ASSERT_OBJECT_REFCOUNT (server, "system clock", 3); ASSERT_OBJECT_REFCOUNT (client, "network client clock", 1); gst_object_unref (ntp); ASSERT_OBJECT_REFCOUNT (server, "system clock", 2); gst_object_unref (client); gst_object_unref (server); } GST_END_TEST; static Suite * gst_net_client_clock_suite (void) { Suite *s = suite_create ("GstNetClientClock"); TCase *tc_chain = tcase_create ("generic tests"); tcase_set_timeout (tc_chain, 0); suite_add_tcase (s, tc_chain); tcase_add_test (tc_chain, test_instantiation); tcase_add_test (tc_chain, test_functioning); return s; } GST_CHECK_MAIN (gst_net_client_clock);