gstreamer/check/gst/gstpipeline.c

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/* GStreamer
* Copyright (C) 2005 Thomas Vander Stichele <thomas at apestaart dot org>
*
* gstpipeline.c: Unit test for GstPipeline
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <gst/check/gstcheck.h>
/* an empty pipeline can go to PLAYING in one go */
GST_START_TEST (test_async_state_change_empty)
{
GstPipeline *pipeline;
pipeline = GST_PIPELINE (gst_pipeline_new (NULL));
fail_unless (pipeline != NULL, "Could not create pipeline");
fail_unless_equals_int (gst_element_set_state (GST_ELEMENT (pipeline),
GST_STATE_PLAYING), GST_STATE_CHANGE_SUCCESS);
gst_object_unref (pipeline);
}
GST_END_TEST;
GST_START_TEST (test_async_state_change_fake_ready)
{
GstPipeline *pipeline;
GstElement *src, *sink;
pipeline = GST_PIPELINE (gst_pipeline_new (NULL));
fail_unless (pipeline != NULL, "Could not create pipeline");
src = gst_element_factory_make ("fakesrc", NULL);
sink = gst_element_factory_make ("fakesink", NULL);
gst_bin_add_many (GST_BIN (pipeline), src, sink, NULL);
gst_element_link (src, sink);
fail_unless_equals_int (gst_element_set_state (GST_ELEMENT (pipeline),
GST_STATE_READY), GST_STATE_CHANGE_SUCCESS);
gst_object_unref (pipeline);
}
GST_END_TEST;
GST_START_TEST (test_async_state_change_fake)
{
GstPipeline *pipeline;
GstElement *src, *sink;
GstBus *bus;
gboolean done = FALSE;
pipeline = GST_PIPELINE (gst_pipeline_new (NULL));
fail_unless (pipeline != NULL, "Could not create pipeline");
src = gst_element_factory_make ("fakesrc", NULL);
sink = gst_element_factory_make ("fakesink", NULL);
gst_bin_add_many (GST_BIN (pipeline), src, sink, NULL);
gst_element_link (src, sink);
bus = gst_pipeline_get_bus (pipeline);
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fail_unless_equals_int (gst_element_set_state (GST_ELEMENT (pipeline),
GST_STATE_PLAYING), GST_STATE_CHANGE_ASYNC);
while (!done) {
GstMessage *message;
GstState old, new, pending;
message = gst_bus_poll (bus, GST_MESSAGE_STATE_CHANGED, -1);
if (message) {
gst_message_parse_state_changed (message, &old, &new, &pending);
GST_DEBUG_OBJECT (message->src, "state change from %d to %d", old, new);
if (message->src == GST_OBJECT (pipeline) && new == GST_STATE_PLAYING)
done = TRUE;
gst_message_unref (message);
}
}
fail_unless_equals_int (gst_element_set_state (GST_ELEMENT (pipeline),
GST_STATE_NULL), GST_STATE_CHANGE_SUCCESS);
gst_object_unref (bus);
gst_object_unref (pipeline);
}
GST_END_TEST;
GST_START_TEST (test_get_bus)
{
GstPipeline *pipeline;
GstBus *bus;
pipeline = GST_PIPELINE (gst_pipeline_new (NULL));
fail_unless (pipeline != NULL, "Could not create pipeline");
ASSERT_OBJECT_REFCOUNT (pipeline, "pipeline", 1);
bus = gst_pipeline_get_bus (pipeline);
ASSERT_OBJECT_REFCOUNT (pipeline, "pipeline after get_bus", 1);
ASSERT_OBJECT_REFCOUNT (bus, "bus", 2);
gst_object_unref (pipeline);
ASSERT_OBJECT_REFCOUNT (bus, "bus after unref pipeline", 1);
gst_object_unref (bus);
}
GST_END_TEST;
GMainLoop *loop = NULL;
gboolean
message_received (GstBus * bus, GstMessage * message, gpointer data)
{
GstElement *pipeline = GST_ELEMENT (data);
GstMessageType type = message->type;
GST_DEBUG ("message received");
switch (type) {
case GST_MESSAGE_STATE_CHANGED:
{
GstState old, new, pending;
GST_DEBUG ("state change message received");
gst_message_parse_state_changed (message, &old, &new, &pending);
GST_DEBUG ("new state %d", new);
if (message->src == GST_OBJECT (pipeline) && new == GST_STATE_PLAYING) {
GST_DEBUG ("quitting main loop");
g_main_loop_quit (loop);
}
}
break;
case GST_MESSAGE_ERROR:
{
g_print ("error\n");
}
break;
default:
break;
}
return TRUE;
}
GST_START_TEST (test_bus)
{
GstElement *pipeline;
GstElement *src, *sink;
GstBus *bus;
guint id;
GstState current;
GstStateChangeReturn ret;
pipeline = gst_pipeline_new (NULL);
fail_unless (pipeline != NULL, "Could not create pipeline");
ASSERT_OBJECT_REFCOUNT (pipeline, "pipeline", 1);
src = gst_element_factory_make ("fakesrc", NULL);
fail_unless (src != NULL);
sink = gst_element_factory_make ("fakesink", NULL);
fail_unless (sink != NULL);
gst_bin_add_many (GST_BIN (pipeline), src, sink, NULL);
fail_unless (gst_element_link (src, sink));
bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
ASSERT_OBJECT_REFCOUNT (pipeline, "pipeline after get_bus", 1);
ASSERT_OBJECT_REFCOUNT (bus, "bus", 2);
id = gst_bus_add_watch (bus, message_received, pipeline);
ASSERT_OBJECT_REFCOUNT (pipeline, "pipeline after add_watch", 1);
ASSERT_OBJECT_REFCOUNT (bus, "bus after add_watch", 3);
ret = gst_element_set_state (pipeline, GST_STATE_PLAYING);
fail_unless (ret == GST_STATE_CHANGE_ASYNC);
loop = g_main_loop_new (NULL, FALSE);
GST_DEBUG ("going into main loop");
g_main_loop_run (loop);
GST_DEBUG ("left main loop");
/* PLAYING now */
ASSERT_OBJECT_REFCOUNT_BETWEEN (pipeline, "pipeline after gone to playing", 1,
3);
/* cleanup */
GST_DEBUG ("cleanup");
ret = gst_element_set_state (pipeline, GST_STATE_NULL);
fail_unless (ret == GST_STATE_CHANGE_SUCCESS);
ret = gst_element_get_state (pipeline, &current, NULL, GST_CLOCK_TIME_NONE);
fail_unless (ret == GST_STATE_CHANGE_SUCCESS);
fail_unless (current == GST_STATE_NULL, "state is not NULL but %d", current);
ASSERT_OBJECT_REFCOUNT (pipeline, "pipeline at start of cleanup", 1);
ASSERT_OBJECT_REFCOUNT (bus, "bus at start of cleanup", 3);
fail_unless (g_source_remove (id));
ASSERT_OBJECT_REFCOUNT (bus, "bus after removing source", 2);
GST_DEBUG ("unreffing pipeline");
gst_object_unref (pipeline);
ASSERT_OBJECT_REFCOUNT (bus, "bus after unref pipeline", 1);
gst_object_unref (bus);
}
GST_END_TEST;
Suite *
gst_pipeline_suite (void)
{
Suite *s = suite_create ("GstPipeline");
TCase *tc_chain = tcase_create ("pipeline tests");
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tcase_set_timeout (tc_chain, 0);
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_async_state_change_empty);
tcase_add_test (tc_chain, test_async_state_change_fake_ready);
tcase_add_test (tc_chain, test_async_state_change_fake);
tcase_add_test (tc_chain, test_get_bus);
tcase_add_test (tc_chain, test_bus);
return s;
}
int
main (int argc, char **argv)
{
int nf;
Suite *s = gst_pipeline_suite ();
SRunner *sr = srunner_create (s);
gst_check_init (&argc, &argv);
srunner_run_all (sr, CK_NORMAL);
nf = srunner_ntests_failed (sr);
srunner_free (sr);
return nf;
}