gstreamer/tests/check/elements/shm.c
Vincent Penquerc'h 8a8a02e756 tests: fix shm test deadlock
The test was not bringing the source back to NULL, so its thread
could start creating a buffer while the pads were being shutdown.
2014-04-07 13:00:21 +01:00

186 lines
4.9 KiB
C

/* GStreamer
*
* unit test for shm elements
* Copyright (C) 2013 Collabora Ltd
* @author: Olivier Crete <olivier.crete@collabora.com>
*
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/gst.h>
#include <gst/check/gstcheck.h>
static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
GstElement *src, *sink;
GstPad *sinkpad, *srcpad;
static void
setup_shm (void)
{
gchar *socket_path = NULL;
sink = gst_check_setup_element ("shmsink");
src = gst_check_setup_element ("shmsrc");
srcpad = gst_check_setup_src_pad (sink, &src_template);
sinkpad = gst_check_setup_sink_pad (src, &sink_template);
g_object_set (sink, "socket-path", "shm-unit-test", NULL);
fail_unless (gst_element_set_state (sink, GST_STATE_PLAYING) ==
GST_STATE_CHANGE_ASYNC);
g_object_get (sink, "socket-path", &socket_path, NULL);
fail_unless (socket_path != NULL);
g_object_set (src, "socket-path", socket_path, NULL);
g_free (socket_path);
gst_pad_set_active (srcpad, TRUE);
gst_pad_set_active (sinkpad, TRUE);
fail_unless (gst_element_set_state (src, GST_STATE_PLAYING) ==
GST_STATE_CHANGE_SUCCESS);
}
static void
teardown_shm (void)
{
fail_unless (gst_element_set_state (src, GST_STATE_NULL) ==
GST_STATE_CHANGE_SUCCESS);
gst_check_teardown_sink_pad (src);
gst_check_teardown_src_pad (sink);
gst_check_teardown_element (src);
gst_check_teardown_element (sink);
}
GST_START_TEST (test_shm_sysmem_alloc)
{
GstBuffer *buf;
GstState state, pending;
GstSegment segment;
gst_pad_push_event (srcpad, gst_event_new_stream_start ("test"));
gst_segment_init (&segment, GST_FORMAT_BYTES);
gst_pad_push_event (srcpad, gst_event_new_segment (&segment));
buf = gst_buffer_new_allocate (NULL, 1000, NULL);
fail_unless (gst_pad_push (srcpad, buf) == GST_FLOW_OK);
fail_unless (gst_element_get_state (sink, &state, &pending,
GST_CLOCK_TIME_NONE) == GST_STATE_CHANGE_SUCCESS);
fail_unless (state == GST_STATE_PLAYING);
fail_unless (pending == GST_STATE_VOID_PENDING);
g_mutex_lock (&check_mutex);
while (buffers == NULL)
g_cond_wait (&check_cond, &check_mutex);
g_mutex_unlock (&check_mutex);
fail_unless (g_list_length (buffers) == 1);
buf = buffers->data;
fail_unless (gst_buffer_get_size (buf) == 1000);
gst_check_drop_buffers ();
teardown_shm ();
}
GST_END_TEST;
GST_START_TEST (test_shm_alloc)
{
GstBuffer *buf;
GstQuery *query;
GstCaps *caps = gst_caps_new_empty_simple ("application/x-test");
GstAllocator *alloc;
GstAllocationParams params;
guint size;
GstSegment segment;
gst_pad_push_event (srcpad, gst_event_new_stream_start ("test"));
gst_pad_push_event (srcpad, gst_event_new_caps (caps));
gst_segment_init (&segment, GST_FORMAT_BYTES);
gst_pad_push_event (srcpad, gst_event_new_segment (&segment));
query = gst_query_new_allocation (caps, FALSE);
gst_caps_unref (caps);
fail_unless (gst_pad_peer_query (srcpad, query));
fail_unless (gst_query_get_n_allocation_params (query) == 1);
gst_query_parse_nth_allocation_param (query, 0, &alloc, &params);
fail_unless (alloc != NULL);
gst_query_unref (query);
g_object_get (sink, "shm-size", &size, NULL);
/* alloc buffer of max size, this way, it will block forever it a copy
* is made inside shmsink*/
buf = gst_buffer_new_allocate (alloc, size, &params);
gst_object_unref (alloc);
fail_unless (gst_pad_push (srcpad, buf) == GST_FLOW_OK);
g_mutex_lock (&check_mutex);
while (buffers == NULL)
g_cond_wait (&check_cond, &check_mutex);
g_mutex_unlock (&check_mutex);
fail_unless (g_list_length (buffers) == 1);
buf = buffers->data;
fail_unless (gst_buffer_get_size (buf) == size);
gst_check_drop_buffers ();
teardown_shm ();
}
GST_END_TEST;
static Suite *
shm_suite (void)
{
Suite *s = suite_create ("shm");
TCase *tc;
tc = tcase_create ("shm");
tcase_add_checked_fixture (tc, setup_shm, NULL);
tcase_add_test (tc, test_shm_sysmem_alloc);
tcase_add_test (tc, test_shm_alloc);
suite_add_tcase (s, tc);
return s;
}
GST_CHECK_MAIN (shm);