mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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b6c9491c92
Copy the structure temporarily to check it further down. CID #1455392 Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/472>
640 lines
15 KiB
C
640 lines
15 KiB
C
/* GStreamer
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*
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* unit test for GstPromise
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*
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* Copyright (C) 2017 Matthew Waters <matthew@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <gst/check/gstcheck.h>
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struct event_queue
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{
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GMutex lock;
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GCond cond;
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GThread *thread;
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GMainContext *main_context;
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GMainLoop *main_loop;
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gpointer user_data;
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};
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static gboolean
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_unlock_thread (GMutex * lock)
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{
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g_mutex_unlock (lock);
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return G_SOURCE_REMOVE;
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}
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static gpointer
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_promise_thread (struct event_queue *q)
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{
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g_mutex_lock (&q->lock);
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q->main_context = g_main_context_new ();
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q->main_loop = g_main_loop_new (q->main_context, FALSE);
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g_cond_broadcast (&q->cond);
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g_main_context_invoke (q->main_context, (GSourceFunc) _unlock_thread,
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&q->lock);
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g_main_loop_run (q->main_loop);
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g_mutex_lock (&q->lock);
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g_main_context_unref (q->main_context);
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q->main_context = NULL;
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g_main_loop_unref (q->main_loop);
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q->main_loop = NULL;
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g_cond_broadcast (&q->cond);
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g_mutex_unlock (&q->lock);
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return NULL;
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}
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static void
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event_queue_start (struct event_queue *q)
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{
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g_mutex_lock (&q->lock);
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q->thread = g_thread_new ("promise-thread", (GThreadFunc) _promise_thread, q);
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while (!q->main_loop)
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g_cond_wait (&q->cond, &q->lock);
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g_mutex_unlock (&q->lock);
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}
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static void
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event_queue_stop (struct event_queue *q)
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{
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g_mutex_lock (&q->lock);
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if (q->main_loop)
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g_main_loop_quit (q->main_loop);
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g_mutex_unlock (&q->lock);
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}
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static void
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event_queue_stop_wait (struct event_queue *q)
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{
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g_mutex_lock (&q->lock);
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while (q->main_loop) {
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g_main_loop_quit (q->main_loop);
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g_cond_wait (&q->cond, &q->lock);
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}
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g_mutex_unlock (&q->lock);
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g_thread_unref (q->thread);
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}
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static struct event_queue *
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event_queue_new (void)
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{
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struct event_queue *q = g_new0 (struct event_queue, 1);
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GST_LOG ("starting event queue %p", q);
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g_mutex_init (&q->lock);
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g_cond_init (&q->cond);
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event_queue_start (q);
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return q;
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}
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static void
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event_queue_free (struct event_queue *q)
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{
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event_queue_stop_wait (q);
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g_mutex_clear (&q->lock);
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g_cond_clear (&q->cond);
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GST_LOG ("stopped event queue %p", q);
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g_free (q);
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}
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static void
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_enqueue_task (struct event_queue *q, GSourceFunc func, gpointer data,
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GDestroyNotify notify)
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{
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GSource *source;
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source = g_idle_source_new ();
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g_source_set_priority (source, G_PRIORITY_DEFAULT);
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g_source_set_callback (source, (GSourceFunc) func, data, notify);
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g_source_attach (source, q->main_context);
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g_source_unref (source);
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}
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GST_START_TEST (test_reply)
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{
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GstPromise *r;
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r = gst_promise_new ();
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gst_promise_reply (r, NULL);
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fail_unless (gst_promise_wait (r) == GST_PROMISE_RESULT_REPLIED);
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gst_promise_unref (r);
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}
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GST_END_TEST;
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GST_START_TEST (test_reply_data)
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{
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GstPromise *r;
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GstStructure *s;
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const GstStructure *ret;
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r = gst_promise_new ();
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s = gst_structure_new ("promise", "test", G_TYPE_INT, 1, NULL);
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gst_promise_reply (r, gst_structure_copy (s));
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fail_unless (gst_promise_wait (r) == GST_PROMISE_RESULT_REPLIED);
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ret = gst_promise_get_reply (r);
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fail_unless (gst_structure_is_equal (ret, s));
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gst_promise_unref (r);
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gst_structure_free (s);
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}
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GST_END_TEST;
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GST_START_TEST (test_reply_immutable)
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{
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GstPromise *r;
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GstStructure *s, *ret;
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r = gst_promise_new ();
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s = gst_structure_new ("promise", "test", G_TYPE_INT, 1, NULL);
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gst_promise_reply (r, s);
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ret = (GstStructure *) gst_promise_get_reply (r);
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/* immutable result must not be able to modify the reply */
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ASSERT_CRITICAL (gst_structure_set (ret, "foo", G_TYPE_STRING, "bar", NULL));
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fail_unless (gst_structure_get_string (ret, "foo") == NULL);
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gst_promise_unref (r);
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}
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GST_END_TEST;
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GST_START_TEST (test_interrupt)
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{
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GstPromise *r;
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r = gst_promise_new ();
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gst_promise_interrupt (r);
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fail_unless (gst_promise_wait (r) == GST_PROMISE_RESULT_INTERRUPTED);
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gst_promise_unref (r);
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}
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GST_END_TEST;
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GST_START_TEST (test_expire)
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{
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GstPromise *r;
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r = gst_promise_new ();
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gst_promise_expire (r);
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fail_unless (gst_promise_wait (r) == GST_PROMISE_RESULT_EXPIRED);
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gst_promise_unref (r);
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}
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GST_END_TEST;
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struct change_data
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{
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int change_count;
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GstPromiseResult result;
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};
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static void
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on_change (GstPromise * promise, gpointer user_data)
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{
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struct change_data *res = user_data;
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res->result = gst_promise_wait (promise);
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res->change_count += 1;
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}
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GST_START_TEST (test_change_func)
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{
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GstPromise *r;
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struct change_data data = { 0, };
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r = gst_promise_new_with_change_func (on_change, &data, NULL);
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gst_promise_reply (r, NULL);
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fail_unless (data.result == GST_PROMISE_RESULT_REPLIED);
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fail_unless (data.change_count == 1);
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gst_promise_unref (r);
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}
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GST_END_TEST;
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GST_START_TEST (test_reply_expire)
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{
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GstPromise *r;
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struct change_data data = { 0, };
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r = gst_promise_new_with_change_func (on_change, &data, NULL);
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gst_promise_reply (r, NULL);
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fail_unless (data.result == GST_PROMISE_RESULT_REPLIED);
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fail_unless (data.change_count == 1);
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gst_promise_expire (r);
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fail_unless (data.result == GST_PROMISE_RESULT_REPLIED);
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fail_unless (data.change_count == 1);
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gst_promise_unref (r);
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}
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GST_END_TEST;
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GST_START_TEST (test_reply_discard)
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{
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GstPromise *r;
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/* NULL promise => discard reply */
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r = NULL;
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/* no-op, we don't want a reply */
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gst_promise_reply (r, NULL);
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if (r)
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gst_promise_unref (r);
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}
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GST_END_TEST;
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GST_START_TEST (test_reply_interrupt)
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{
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GstPromise *r;
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struct change_data data = { 0, };
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r = gst_promise_new_with_change_func (on_change, &data, NULL);
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gst_promise_reply (r, NULL);
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fail_unless (data.result == GST_PROMISE_RESULT_REPLIED);
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fail_unless (data.change_count == 1);
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gst_promise_interrupt (r);
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fail_unless (data.result == GST_PROMISE_RESULT_REPLIED);
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fail_unless (data.change_count == 1);
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gst_promise_unref (r);
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}
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GST_END_TEST;
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GST_START_TEST (test_reply_reply)
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{
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GstPromise *r;
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GstStructure *s;
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struct change_data data = { 0, };
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const GstStructure *ret;
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r = gst_promise_new_with_change_func (on_change, &data, NULL);
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s = gst_structure_new ("promise", "test", G_TYPE_INT, 1, NULL);
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gst_promise_reply (r, s);
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fail_unless (data.result == GST_PROMISE_RESULT_REPLIED);
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fail_unless (data.change_count == 1);
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ASSERT_CRITICAL (gst_promise_reply (r, NULL));
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fail_unless (gst_promise_wait (r) == GST_PROMISE_RESULT_REPLIED);
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ret = gst_promise_get_reply (r);
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fail_unless (gst_structure_is_equal (ret, s));
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fail_unless (data.result == GST_PROMISE_RESULT_REPLIED);
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fail_unless (data.change_count == 1);
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gst_promise_unref (r);
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}
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GST_END_TEST;
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GST_START_TEST (test_interrupt_expire)
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{
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GstPromise *r;
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struct change_data data = { 0, };
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r = gst_promise_new_with_change_func (on_change, &data, NULL);
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gst_promise_interrupt (r);
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fail_unless (data.result == GST_PROMISE_RESULT_INTERRUPTED);
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fail_unless (data.change_count == 1);
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gst_promise_expire (r);
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fail_unless (data.result == GST_PROMISE_RESULT_INTERRUPTED);
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fail_unless (data.change_count == 1);
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gst_promise_unref (r);
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}
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GST_END_TEST;
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GST_START_TEST (test_interrupt_reply)
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{
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GstPromise *r;
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struct change_data data = { 0, };
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r = gst_promise_new_with_change_func (on_change, &data, NULL);
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gst_promise_interrupt (r);
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fail_unless (data.result == GST_PROMISE_RESULT_INTERRUPTED);
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fail_unless (data.change_count == 1);
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gst_promise_reply (r, NULL);
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fail_unless (data.result == GST_PROMISE_RESULT_INTERRUPTED);
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fail_unless (data.change_count == 1);
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gst_promise_unref (r);
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}
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GST_END_TEST;
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GST_START_TEST (test_interrupt_interrupt)
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{
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GstPromise *r;
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struct change_data data = { 0, };
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r = gst_promise_new_with_change_func (on_change, &data, NULL);
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gst_promise_interrupt (r);
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fail_unless (data.result == GST_PROMISE_RESULT_INTERRUPTED);
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fail_unless (data.change_count == 1);
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ASSERT_CRITICAL (gst_promise_interrupt (r));
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fail_unless (data.result == GST_PROMISE_RESULT_INTERRUPTED);
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fail_unless (data.change_count == 1);
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gst_promise_unref (r);
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}
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GST_END_TEST;
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GST_START_TEST (test_expire_expire)
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{
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GstPromise *r;
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struct change_data data = { 0, };
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r = gst_promise_new_with_change_func (on_change, &data, NULL);
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gst_promise_expire (r);
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fail_unless (data.result == GST_PROMISE_RESULT_EXPIRED);
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fail_unless (data.change_count == 1);
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gst_promise_expire (r);
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fail_unless (data.result == GST_PROMISE_RESULT_EXPIRED);
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fail_unless (data.change_count == 1);
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gst_promise_unref (r);
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}
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GST_END_TEST;
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GST_START_TEST (test_expire_interrupt)
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{
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GstPromise *r;
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struct change_data data = { 0, };
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r = gst_promise_new_with_change_func (on_change, &data, NULL);
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gst_promise_expire (r);
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fail_unless (data.result == GST_PROMISE_RESULT_EXPIRED);
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fail_unless (data.change_count == 1);
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ASSERT_CRITICAL (gst_promise_interrupt (r));
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fail_unless (data.result == GST_PROMISE_RESULT_EXPIRED);
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fail_unless (data.change_count == 1);
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gst_promise_unref (r);
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}
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GST_END_TEST;
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GST_START_TEST (test_expire_reply)
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{
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GstPromise *r;
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struct change_data data = { 0, };
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r = gst_promise_new_with_change_func (on_change, &data, NULL);
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gst_promise_expire (r);
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fail_unless (data.result == GST_PROMISE_RESULT_EXPIRED);
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fail_unless (data.change_count == 1);
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ASSERT_CRITICAL (gst_promise_reply (r, NULL));
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fail_unless (data.result == GST_PROMISE_RESULT_EXPIRED);
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fail_unless (data.change_count == 1);
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gst_promise_unref (r);
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}
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GST_END_TEST;
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struct stress_item
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{
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struct event_queue *q;
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GstPromise *promise;
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GstPromiseResult result;
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};
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static void
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stress_reply (struct stress_item *item)
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{
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switch (item->result) {
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case GST_PROMISE_RESULT_REPLIED:
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gst_promise_reply (item->promise, NULL);
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break;
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case GST_PROMISE_RESULT_INTERRUPTED:
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gst_promise_interrupt (item->promise);
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break;
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case GST_PROMISE_RESULT_EXPIRED:
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gst_promise_expire (item->promise);
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break;
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default:
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g_assert_not_reached ();
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}
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}
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struct stress_queues
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{
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GAsyncQueue *push_queue;
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GAsyncQueue *wait_queue;
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guint64 push_count;
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};
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static gboolean
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_push_random_promise (struct event_queue *q)
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{
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struct stress_queues *s_q = q->user_data;
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struct stress_item *item;
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item = g_new0 (struct stress_item, 1);
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item->promise = gst_promise_new ();
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while (item->result == GST_PROMISE_RESULT_PENDING)
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item->result = g_random_int () % 4;
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g_async_queue_push (s_q->wait_queue, item);
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g_async_queue_push (s_q->push_queue, item);
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s_q->push_count++;
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return G_SOURCE_CONTINUE;
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}
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static void
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_push_stop_promise (struct event_queue *q)
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{
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struct stress_queues *s_q = q->user_data;
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gpointer item = GINT_TO_POINTER (1);
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g_async_queue_push (s_q->wait_queue, item);
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g_async_queue_push (s_q->push_queue, item);
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}
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static gboolean
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_pop_promise (struct event_queue *q)
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{
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struct stress_queues *s_q = q->user_data;
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struct stress_item *item;
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item = g_async_queue_pop (s_q->push_queue);
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if (item == (void *) 1)
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return G_SOURCE_REMOVE;
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stress_reply (item);
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return G_SOURCE_CONTINUE;
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}
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static gboolean
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_wait_promise (struct event_queue *q)
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{
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struct stress_queues *s_q = q->user_data;
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struct stress_item *item;
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item = g_async_queue_pop (s_q->wait_queue);
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if (item == (void *) 1)
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return G_SOURCE_REMOVE;
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fail_unless (gst_promise_wait (item->promise) == item->result);
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gst_promise_unref (item->promise);
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g_free (item);
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return G_SOURCE_CONTINUE;
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}
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GST_START_TEST (test_stress)
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{
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|
#define N_QUEUES 3
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|
struct event_queue *pushers[N_QUEUES];
|
|
struct event_queue *poppers[N_QUEUES];
|
|
struct event_queue *waiters[N_QUEUES];
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|
struct stress_queues s_q = { 0, };
|
|
int i;
|
|
|
|
s_q.push_queue = g_async_queue_new ();
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|
s_q.wait_queue = g_async_queue_new ();
|
|
|
|
for (i = 0; i < N_QUEUES; i++) {
|
|
pushers[i] = event_queue_new ();
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|
pushers[i]->user_data = &s_q;
|
|
_enqueue_task (pushers[i], (GSourceFunc) _push_random_promise, pushers[i],
|
|
NULL);
|
|
waiters[i] = event_queue_new ();
|
|
waiters[i]->user_data = &s_q;
|
|
_enqueue_task (waiters[i], (GSourceFunc) _wait_promise, waiters[i], NULL);
|
|
poppers[i] = event_queue_new ();
|
|
poppers[i]->user_data = &s_q;
|
|
_enqueue_task (poppers[i], (GSourceFunc) _pop_promise, poppers[i], NULL);
|
|
}
|
|
|
|
GST_INFO ("all set up, waiting.");
|
|
g_usleep (100000);
|
|
GST_INFO ("wait done, cleaning up the test.");
|
|
|
|
{
|
|
struct stress_item *item;
|
|
int push_size;
|
|
|
|
for (i = 0; i < N_QUEUES; i++) {
|
|
event_queue_stop (pushers[i]);
|
|
event_queue_stop (poppers[i]);
|
|
event_queue_stop (waiters[i]);
|
|
_push_stop_promise (pushers[i]);
|
|
}
|
|
|
|
for (i = 0; i < N_QUEUES; i++) {
|
|
event_queue_free (pushers[i]);
|
|
event_queue_free (poppers[i]);
|
|
}
|
|
|
|
push_size = g_async_queue_length (s_q.push_queue);
|
|
|
|
/* push through all the promises so all the waits will complete */
|
|
while ((item = g_async_queue_try_pop (s_q.push_queue))) {
|
|
if (item == (void *) 1)
|
|
continue;
|
|
stress_reply (item);
|
|
}
|
|
|
|
for (i = 0; i < N_QUEUES; i++)
|
|
event_queue_free (waiters[i]);
|
|
|
|
GST_INFO ("pushed %" G_GUINT64_FORMAT ", %d leftover in push queue, "
|
|
"%d leftover in wait queue", s_q.push_count, push_size,
|
|
g_async_queue_length (s_q.wait_queue));
|
|
|
|
while ((item = g_async_queue_try_pop (s_q.wait_queue))) {
|
|
if (item == (void *) 1)
|
|
continue;
|
|
|
|
fail_unless (gst_promise_wait (item->promise) == item->result);
|
|
|
|
gst_promise_unref (item->promise);
|
|
g_free (item);
|
|
}
|
|
}
|
|
|
|
g_async_queue_unref (s_q.push_queue);
|
|
g_async_queue_unref (s_q.wait_queue);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
static Suite *
|
|
gst_promise_suite (void)
|
|
{
|
|
Suite *s = suite_create ("GstPromise");
|
|
TCase *tc_chain = tcase_create ("general");
|
|
|
|
suite_add_tcase (s, tc_chain);
|
|
tcase_add_test (tc_chain, test_reply);
|
|
tcase_add_test (tc_chain, test_reply_data);
|
|
tcase_add_test (tc_chain, test_reply_immutable);
|
|
tcase_add_test (tc_chain, test_interrupt);
|
|
tcase_add_test (tc_chain, test_expire);
|
|
tcase_add_test (tc_chain, test_change_func);
|
|
tcase_add_test (tc_chain, test_reply_expire);
|
|
tcase_add_test (tc_chain, test_reply_discard);
|
|
tcase_add_test (tc_chain, test_reply_interrupt);
|
|
tcase_add_test (tc_chain, test_reply_reply);
|
|
tcase_add_test (tc_chain, test_interrupt_reply);
|
|
tcase_add_test (tc_chain, test_interrupt_expire);
|
|
tcase_add_test (tc_chain, test_interrupt_interrupt);
|
|
tcase_add_test (tc_chain, test_expire_expire);
|
|
tcase_add_test (tc_chain, test_expire_interrupt);
|
|
tcase_add_test (tc_chain, test_expire_reply);
|
|
tcase_add_test (tc_chain, test_stress);
|
|
|
|
return s;
|
|
}
|
|
|
|
GST_CHECK_MAIN (gst_promise);
|