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f6ce1686f1
If a harness is created with gst_harness_new_empty(), there might not be an internal element to unref on cleanup. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/686>
320 lines
8.8 KiB
C
320 lines
8.8 KiB
C
/*
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* Tests and examples of GstHarness
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*
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* Copyright (C) 2015 Havard Graff <havard@pexip.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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, 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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#include <gst/check/gstharness.h>
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GST_START_TEST (test_harness_empty)
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{
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GstHarness *h = gst_harness_new_empty ();
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gst_harness_teardown (h);
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}
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GST_END_TEST;
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static void
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create_destroy_element_harness (gpointer data, gpointer user_data)
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{
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GstElement *element = user_data;
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GstHarness *h = gst_harness_new_with_element (element, NULL, NULL);
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gst_harness_teardown (h);
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}
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GST_START_TEST (test_harness_element_ref)
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{
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GstHarness *h = gst_harness_new ("identity");
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GstHarnessThread *threads[100];
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gint i;
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for (i = 0; i < G_N_ELEMENTS (threads); i++)
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threads[i] = gst_harness_stress_custom_start (h, NULL,
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create_destroy_element_harness, h->element, 0);
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for (i = 0; i < G_N_ELEMENTS (threads); i++)
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gst_harness_stress_thread_stop (threads[i]);
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fail_unless_equals_int (G_OBJECT (h->element)->ref_count, 1);
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gst_harness_teardown (h);
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}
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GST_END_TEST;
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GST_START_TEST (test_src_harness)
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{
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GstHarness *h = gst_harness_new ("identity");
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/* add a fakesrc that syncs to the clock and a
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capsfilter that adds some caps to it */
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gst_harness_add_src_parse (h,
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"fakesrc sync=1 ! capsfilter caps=\"mycaps\"", TRUE);
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/* this cranks the clock and transfers the resulting buffer
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from the src-harness into the identity element */
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gst_harness_push_from_src (h);
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/* verify that identity outputs a buffer by pulling and unreffing */
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gst_buffer_unref (gst_harness_pull (h));
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gst_harness_teardown (h);
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}
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GST_END_TEST;
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GST_START_TEST (test_src_harness_no_forwarding)
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{
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GstHarness *h = gst_harness_new ("identity");
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/* turn of forwarding of necessary events */
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gst_harness_set_forwarding (h, FALSE);
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/* add a fakesrc that syncs to the clock and a
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capsfilter that adds some caps to it */
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gst_harness_add_src_parse (h,
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"fakesrc sync=1 ! capsfilter caps=\"mycaps\"", TRUE);
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/* start the fakesrc to produce the first events */
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gst_harness_play (h->src_harness);
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/* transfer STREAM_START event */
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gst_harness_src_push_event (h);
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/* crank the clock to produce the CAPS and SEGMENT events */
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gst_harness_crank_single_clock_wait (h->src_harness);
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/* transfer CAPS event */
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gst_harness_src_push_event (h);
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/* transfer SEGMENT event */
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gst_harness_src_push_event (h);
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/* now transfer the buffer produced by exploiting
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the ability to say 0 cranks but 1 push */
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gst_harness_src_crank_and_push_many (h, 0, 1);
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/* and verify that the identity element outputs it */
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gst_buffer_unref (gst_harness_pull (h));
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gst_harness_teardown (h);
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}
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GST_END_TEST;
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GST_START_TEST (test_add_sink_harness_without_sinkpad)
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{
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GstHarness *h = gst_harness_new ("fakesink");
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gst_harness_add_sink (h, "fakesink");
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gst_harness_teardown (h);
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}
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GST_END_TEST;
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static GstEvent *
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create_new_stream_start_event (GstHarness * h, gpointer data)
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{
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guint *counter = data;
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gchar *stream_id = g_strdup_printf ("streamid/%d", *counter);
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GstEvent *event = gst_event_new_stream_start (stream_id);
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g_free (stream_id);
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(*counter)++;
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return event;
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}
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static void
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push_query (gpointer data, gpointer user_data)
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{
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GstHarness *h = user_data;
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GstCaps *caps = gst_caps_new_empty_simple ("mycaps");
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GstQuery *query = gst_query_new_allocation (caps, FALSE);
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gst_caps_unref (caps);
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gst_pad_peer_query (h->srcpad, query);
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gst_query_unref (query);
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}
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GST_START_TEST (test_forward_event_and_query_to_sink_harness_while_teardown)
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{
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GstHarness *h = gst_harness_new ("identity");
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guint counter = 0;
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GstHarnessThread *e_thread = gst_harness_stress_push_event_with_cb_start (h,
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create_new_stream_start_event, &counter, NULL);
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GstHarnessThread *q_thread = gst_harness_stress_custom_start (h, NULL,
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push_query, h, 0);
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gdouble duration = 1.0;
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GTimer *timer = g_timer_new ();
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while (g_timer_elapsed (timer, NULL) < duration) {
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gst_harness_add_sink (h, "fakesink");
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g_thread_yield ();
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}
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g_timer_destroy (timer);
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gst_harness_stress_thread_stop (q_thread);
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gst_harness_stress_thread_stop (e_thread);
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gst_harness_teardown (h);
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}
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GST_END_TEST;
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static void
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push_sticky_events (gpointer data, G_GNUC_UNUSED gpointer user_data)
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{
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GstHarness *h;
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GstCaps *caps;
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GstSegment segment;
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h = (GstHarness *) user_data;
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gst_harness_push_event (h, gst_event_new_stream_start ("999"));
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caps = gst_caps_new_empty_simple ("mycaps");
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gst_harness_push_event (h, gst_event_new_caps (caps));
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gst_caps_unref (caps);
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gst_segment_init (&segment, GST_FORMAT_TIME);
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gst_harness_push_event (h, gst_event_new_segment (&segment));
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}
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GST_START_TEST (test_forward_sticky_events_to_sink_harness_while_teardown)
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{
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GstHarness *h = gst_harness_new ("identity");
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GstHarnessThread *e_thread = gst_harness_stress_custom_start (h, NULL,
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push_sticky_events, h, 0);
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gdouble duration = 1.0;
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GTimer *timer = g_timer_new ();
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while (g_timer_elapsed (timer, NULL) < duration) {
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gst_harness_add_sink (h, "fakesink");
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g_thread_yield ();
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}
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g_timer_destroy (timer);
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gst_harness_stress_thread_stop (e_thread);
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gst_harness_teardown (h);
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}
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GST_END_TEST;
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static GstHarness *
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harness_new_and_fill_with_data (void)
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{
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GstHarness *h = gst_harness_new_parse ("fakesrc num-buffers=5 "
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"filltype=pattern-span sizetype=fixed sizemin=10 sizemax=10");
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gboolean have_eos = FALSE;
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gst_harness_play (h);
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do {
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GstEvent *e = gst_harness_pull_event (h);
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have_eos = GST_EVENT_TYPE (e) == GST_EVENT_EOS;
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gst_event_unref (e);
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} while (!have_eos);
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return h;
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}
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GST_START_TEST (test_get_all_data)
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{
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guint8 expected[50];
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const guint8 *cdata;
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GstHarness *h;
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GstBuffer *buf;
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GBytes *bytes;
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guint8 *data;
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gsize size;
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guint i;
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for (i = 0; i < G_N_ELEMENTS (expected); ++i)
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expected[i] = i;
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h = harness_new_and_fill_with_data ();
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buf = gst_harness_take_all_data_as_buffer (h);
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fail_unless (buf != NULL);
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fail_unless_equals_int (gst_buffer_get_size (buf), 5 * 10);
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fail_unless (gst_buffer_memcmp (buf, 0, expected, 5 * 10) == 0);
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gst_buffer_unref (buf);
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/* There should be nothing left now. We should still get a non-NULL buffer */
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buf = gst_harness_take_all_data_as_buffer (h);
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fail_unless (buf != NULL);
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fail_unless_equals_int (gst_buffer_get_size (buf), 0);
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gst_buffer_unref (buf);
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gst_harness_teardown (h);
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h = harness_new_and_fill_with_data ();
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bytes = gst_harness_take_all_data_as_bytes (h);
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fail_unless (bytes != NULL);
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cdata = g_bytes_get_data (bytes, &size);
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fail_unless_equals_int (size, 5 * 10);
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fail_unless (memcmp (cdata, expected, 50) == 0);
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g_bytes_unref (bytes);
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/* There should be nothing left now. We should still get a non-NULL bytes */
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bytes = gst_harness_take_all_data_as_bytes (h);
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fail_unless (bytes != NULL);
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cdata = g_bytes_get_data (bytes, &size);
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fail_unless (cdata == NULL);
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fail_unless_equals_int (size, 0);
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g_bytes_unref (bytes);
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gst_harness_teardown (h);
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h = harness_new_and_fill_with_data ();
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data = gst_harness_take_all_data (h, &size);
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fail_unless (data != NULL);
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fail_unless_equals_int (size, 5 * 10);
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fail_unless (memcmp (data, expected, 50) == 0);
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g_free (data);
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/* There should be nothing left now. */
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data = gst_harness_take_all_data (h, &size);
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fail_unless (data == NULL);
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fail_unless_equals_int (size, 0);
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gst_harness_teardown (h);
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}
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GST_END_TEST;
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static Suite *
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gst_harness_suite (void)
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{
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Suite *s = suite_create ("GstHarness");
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TCase *tc_chain = tcase_create ("harness");
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suite_add_tcase (s, tc_chain);
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tcase_add_test (tc_chain, test_harness_empty);
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tcase_add_test (tc_chain, test_harness_element_ref);
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tcase_add_test (tc_chain, test_src_harness);
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tcase_add_test (tc_chain, test_src_harness_no_forwarding);
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tcase_add_test (tc_chain, test_add_sink_harness_without_sinkpad);
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tcase_add_test (tc_chain,
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test_forward_event_and_query_to_sink_harness_while_teardown);
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tcase_add_test (tc_chain,
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test_forward_sticky_events_to_sink_harness_while_teardown);
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tcase_add_test (tc_chain, test_get_all_data);
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return s;
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}
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GST_CHECK_MAIN (gst_harness);
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