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3b54dace2d
In many cases the unistd.h includes weren't actually needed. Preparation for making tests work on Windows with MSVC.
455 lines
13 KiB
C
455 lines
13 KiB
C
/* GStreamer
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* Copyright (C) 2013 Collabora Ltd.
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* Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>
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* Copyright (C) 2013 Sebastian Dröge <slomo@circular-chaos.org>
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*
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* gstcontext.c: Unit test for GstContext
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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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GST_START_TEST (test_basic)
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{
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GstContext *c1, *c2;
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GstStructure *s1;
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const GstStructure *s2;
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c1 = gst_context_new ("test", FALSE);
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fail_unless (c1 != NULL);
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fail_unless (GST_IS_CONTEXT (c1));
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s1 = gst_context_writable_structure (c1);
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fail_unless (s1 != NULL);
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gst_structure_set (s1, "foobar", G_TYPE_INT, 1, NULL);
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c2 = gst_context_copy (c1);
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fail_unless (c2 != NULL);
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fail_unless (GST_IS_CONTEXT (c2));
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fail_unless (strcmp (gst_context_get_context_type (c1),
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gst_context_get_context_type (c2)) == 0);
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s2 = gst_context_get_structure (c2);
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fail_unless (s2 != NULL);
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fail_unless (gst_structure_is_equal (s1, s2));
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gst_context_unref (c1);
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gst_context_unref (c2);
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}
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GST_END_TEST;
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typedef struct
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{
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GstElement parent;
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gboolean set_before_ready;
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gboolean set_from_need_context;
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gboolean create_self;
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gboolean have_foobar;
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} GstContextElement;
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typedef struct
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{
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GstElementClass parent_class;
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} GstContextElementClass;
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GType gst_context_element_get_type (void);
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G_DEFINE_TYPE (GstContextElement, gst_context_element, GST_TYPE_ELEMENT);
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static void
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gst_context_element_set_context (GstElement * element, GstContext * context)
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{
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if (strcmp (gst_context_get_context_type (context), "foobar") == 0)
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((GstContextElement *) element)->have_foobar = TRUE;
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GST_ELEMENT_CLASS (gst_context_element_parent_class)->set_context (element,
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context);
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}
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static GstStateChangeReturn
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gst_context_element_change_state (GstElement * element,
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GstStateChange transition)
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{
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GstContextElement *celement = (GstContextElement *) element;
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if (transition == GST_STATE_CHANGE_NULL_TO_READY) {
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GstContext *context;
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GstMessage *msg;
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gboolean have_foobar = celement->have_foobar;
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if (celement->set_before_ready && !have_foobar)
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return GST_STATE_CHANGE_FAILURE;
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else if (celement->set_before_ready)
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goto chain_up;
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if (celement->set_from_need_context && have_foobar)
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return GST_STATE_CHANGE_FAILURE;
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if (!have_foobar) {
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/* Here we would first query downstream for a context but we have no pads */
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msg = gst_message_new_need_context (GST_OBJECT (element), "foobar");
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gst_element_post_message (element, msg);
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have_foobar = celement->have_foobar;
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}
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if (celement->set_from_need_context && !have_foobar)
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return GST_STATE_CHANGE_FAILURE;
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else if (celement->set_from_need_context)
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goto chain_up;
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if (celement->create_self && have_foobar)
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return GST_STATE_CHANGE_FAILURE;
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if (!have_foobar) {
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context = gst_context_new ("foobar", FALSE);
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gst_element_set_context (element, context);
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msg =
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gst_message_new_have_context (GST_OBJECT (element),
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gst_context_ref (context));
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gst_element_post_message (element, msg);
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gst_context_unref (context);
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}
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}
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chain_up:
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return
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GST_ELEMENT_CLASS (gst_context_element_parent_class)->change_state
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(element, transition);
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}
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static void
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gst_context_element_class_init (GstContextElementClass * klass)
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{
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GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
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gstelement_class->set_context = gst_context_element_set_context;
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gstelement_class->change_state = gst_context_element_change_state;
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}
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static void
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gst_context_element_init (GstContextElement * self)
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{
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}
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GST_START_TEST (test_element_set_before_ready)
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{
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GstBus *bus;
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GstElement *element;
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GstContext *context;
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GstMessage *msg;
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element = g_object_new (gst_context_element_get_type (), NULL);
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bus = gst_bus_new ();
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gst_element_set_bus (element, bus);
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((GstContextElement *) element)->set_before_ready = TRUE;
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fail_if (gst_element_set_state (element,
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GST_STATE_READY) == GST_STATE_CHANGE_SUCCESS);
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fail_if (gst_bus_pop (bus) != NULL);
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context = gst_context_new ("foobar", FALSE);
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gst_element_set_context (element, context);
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fail_unless (gst_element_set_state (element,
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GST_STATE_READY) == GST_STATE_CHANGE_SUCCESS);
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fail_unless ((msg =
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gst_bus_pop_filtered (bus, GST_MESSAGE_STATE_CHANGED)) != NULL);
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gst_message_unref (msg);
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fail_if (gst_bus_pop (bus) != NULL);
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fail_unless (((GstContextElement *) element)->have_foobar);
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gst_context_unref (context);
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gst_element_set_bus (element, NULL);
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fail_unless (gst_element_set_state (element,
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GST_STATE_NULL) == GST_STATE_CHANGE_SUCCESS);
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gst_object_unref (bus);
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gst_object_unref (element);
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}
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GST_END_TEST;
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static GstBusSyncReply
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sync_handler (GstBus * bus, GstMessage * message, gpointer user_data)
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{
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if (GST_MESSAGE_TYPE (message) == GST_MESSAGE_NEED_CONTEXT) {
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const gchar *type;
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GstElement *element = GST_ELEMENT (GST_MESSAGE_SRC (message));
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GstContext *context;
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fail_unless (gst_message_parse_context_type (message, &type));
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fail_unless_equals_string (type, "foobar");
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context = gst_context_new ("foobar", FALSE);
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gst_element_set_context (element, context);
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gst_context_unref (context);
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}
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return GST_BUS_PASS;
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}
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GST_START_TEST (test_element_set_from_need_context)
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{
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GstBus *bus;
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GstElement *element;
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GstMessage *msg;
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element = g_object_new (gst_context_element_get_type (), NULL);
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bus = gst_bus_new ();
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gst_bus_set_sync_handler (bus, sync_handler, NULL, NULL);
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gst_element_set_bus (element, bus);
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((GstContextElement *) element)->set_from_need_context = TRUE;
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fail_unless (gst_element_set_state (element,
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GST_STATE_READY) == GST_STATE_CHANGE_SUCCESS);
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fail_unless ((msg =
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gst_bus_pop_filtered (bus, GST_MESSAGE_NEED_CONTEXT)) != NULL);
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gst_message_unref (msg);
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fail_unless ((msg =
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gst_bus_pop_filtered (bus, GST_MESSAGE_STATE_CHANGED)) != NULL);
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gst_message_unref (msg);
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fail_if (gst_bus_pop (bus) != NULL);
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fail_unless (((GstContextElement *) element)->have_foobar);
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gst_element_set_bus (element, NULL);
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fail_unless (gst_element_set_state (element,
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GST_STATE_NULL) == GST_STATE_CHANGE_SUCCESS);
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gst_object_unref (bus);
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gst_object_unref (element);
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}
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GST_END_TEST;
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GST_START_TEST (test_element_create_self)
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{
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GstBus *bus;
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GstElement *element;
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GstContext *context;
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GstMessage *msg;
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element = g_object_new (gst_context_element_get_type (), NULL);
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bus = gst_bus_new ();
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gst_element_set_bus (element, bus);
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((GstContextElement *) element)->create_self = TRUE;
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fail_unless (gst_element_set_state (element,
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GST_STATE_READY) == GST_STATE_CHANGE_SUCCESS);
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fail_unless ((msg =
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gst_bus_pop_filtered (bus, GST_MESSAGE_NEED_CONTEXT)) != NULL);
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gst_message_unref (msg);
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fail_unless ((msg =
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gst_bus_pop_filtered (bus, GST_MESSAGE_HAVE_CONTEXT)) != NULL);
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gst_message_parse_have_context (msg, &context);
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fail_unless (GST_IS_CONTEXT (context));
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fail_unless_equals_string (gst_context_get_context_type (context), "foobar");
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gst_context_unref (context);
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gst_message_unref (msg);
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fail_unless ((msg =
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gst_bus_pop_filtered (bus, GST_MESSAGE_STATE_CHANGED)) != NULL);
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gst_message_unref (msg);
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fail_if (gst_bus_pop (bus) != NULL);
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fail_unless (((GstContextElement *) element)->have_foobar);
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gst_element_set_bus (element, NULL);
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fail_unless (gst_element_set_state (element,
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GST_STATE_NULL) == GST_STATE_CHANGE_SUCCESS);
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gst_object_unref (bus);
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gst_object_unref (element);
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}
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GST_END_TEST;
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GST_START_TEST (test_element_bin_caching)
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{
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GstBus *bus;
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GstElement *bin;
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GstElement *element, *element2;
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bin = gst_bin_new (NULL);
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element = g_object_new (gst_context_element_get_type (), NULL);
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element2 = g_object_new (gst_context_element_get_type (), NULL);
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gst_bin_add_many (GST_BIN (bin), element, element2, NULL);
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/* FIXME: This assumes (as currently is true) the GstBin activates
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* the last added element first if none of them is a sink or has pads
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*/
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((GstContextElement *) element2)->create_self = TRUE;
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((GstContextElement *) element)->set_from_need_context = TRUE;
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bus = gst_bus_new ();
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gst_element_set_bus (bin, bus);
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fail_unless (gst_element_set_state (bin,
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GST_STATE_READY) == GST_STATE_CHANGE_SUCCESS);
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fail_unless (((GstContextElement *) element)->have_foobar);
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fail_unless (((GstContextElement *) element2)->have_foobar);
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gst_element_set_bus (bin, NULL);
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fail_unless (gst_element_set_state (bin,
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GST_STATE_NULL) == GST_STATE_CHANGE_SUCCESS);
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gst_object_unref (bus);
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gst_object_unref (bin);
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}
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GST_END_TEST;
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GST_START_TEST (test_add_element_to_bin)
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{
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GstBus *bus;
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GstElement *bin;
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GstElement *element;
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GList *contexts, *contexts2, *l;
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/* Start with an element not inside a bin requesting a context. Add the
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* element to a bin and check the context propagation. */
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element = g_object_new (gst_context_element_get_type (), NULL);
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((GstContextElement *) element)->create_self = TRUE;
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fail_unless (gst_element_set_state (element,
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GST_STATE_READY) == GST_STATE_CHANGE_SUCCESS);
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fail_unless (((GstContextElement *) element)->have_foobar);
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bin = gst_bin_new (NULL);
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bus = gst_bus_new ();
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gst_element_set_bus (bin, bus);
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fail_unless (gst_element_set_state (bin,
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GST_STATE_READY) == GST_STATE_CHANGE_SUCCESS);
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gst_bin_add (GST_BIN (bin), element);
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/* check the contexts are the same */
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contexts = gst_element_get_contexts (element);
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contexts2 = gst_element_get_contexts (bin);
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for (l = contexts; l; l = l->next)
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fail_unless (g_list_find (contexts2, l->data));
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g_list_free_full (contexts, (GDestroyNotify) gst_context_unref);
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g_list_free_full (contexts2, (GDestroyNotify) gst_context_unref);
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gst_element_set_bus (bin, NULL);
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fail_unless (gst_element_set_state (bin,
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GST_STATE_NULL) == GST_STATE_CHANGE_SUCCESS);
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gst_object_unref (bus);
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gst_object_unref (bin);
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}
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GST_END_TEST;
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GST_START_TEST (test_add_element_to_bin_collision)
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{
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GstBus *bus;
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GstElement *bin;
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GstElement *element, *element2;
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GList *contexts, *contexts2, *l;
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/* Start with a bin containing an element that requests a context and then add
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* another element to the bin that has already requested the same context. */
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bin = gst_bin_new (NULL);
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element = g_object_new (gst_context_element_get_type (), NULL);
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gst_bin_add (GST_BIN (bin), element);
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((GstContextElement *) element)->create_self = TRUE;
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bus = gst_bus_new ();
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gst_element_set_bus (bin, bus);
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fail_unless (gst_element_set_state (bin,
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GST_STATE_READY) == GST_STATE_CHANGE_SUCCESS);
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fail_unless (((GstContextElement *) element)->have_foobar);
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/* propagate a context without a parent bin */
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element2 = g_object_new (gst_context_element_get_type (), NULL);
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((GstContextElement *) element2)->create_self = TRUE;
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fail_unless (gst_element_set_state (element2,
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GST_STATE_READY) == GST_STATE_CHANGE_SUCCESS);
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fail_unless (((GstContextElement *) element2)->have_foobar);
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((GstContextElement *) element)->have_foobar = FALSE;
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((GstContextElement *) element2)->have_foobar = FALSE;
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/* add element to bin should result in the propagation of contexts to the
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* added element */
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gst_bin_add (GST_BIN (bin), element2);
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fail_unless (((GstContextElement *) element)->have_foobar == FALSE);
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fail_unless (((GstContextElement *) element2)->have_foobar);
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/* check the contexts are the same */
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contexts = gst_element_get_contexts (element);
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contexts2 = gst_element_get_contexts (element2);
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for (l = contexts; l; l = l->next)
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fail_unless (g_list_find (contexts2, l->data));
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g_list_free_full (contexts, (GDestroyNotify) gst_context_unref);
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contexts = gst_element_get_contexts (bin);
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for (l = contexts; l; l = l->next)
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fail_unless (g_list_find (contexts2, l->data));
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g_list_free_full (contexts, (GDestroyNotify) gst_context_unref);
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g_list_free_full (contexts2, (GDestroyNotify) gst_context_unref);
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gst_element_set_bus (bin, NULL);
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fail_unless (gst_element_set_state (bin,
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GST_STATE_NULL) == GST_STATE_CHANGE_SUCCESS);
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gst_object_unref (bus);
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gst_object_unref (bin);
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}
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GST_END_TEST;
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static Suite *
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gst_context_suite (void)
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{
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Suite *s = suite_create ("GstContext");
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TCase *tc_chain = tcase_create ("context tests");
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tcase_set_timeout (tc_chain, 0);
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suite_add_tcase (s, tc_chain);
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tcase_add_test (tc_chain, test_basic);
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tcase_add_test (tc_chain, test_element_set_before_ready);
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tcase_add_test (tc_chain, test_element_set_from_need_context);
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tcase_add_test (tc_chain, test_element_create_self);
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tcase_add_test (tc_chain, test_element_bin_caching);
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tcase_add_test (tc_chain, test_add_element_to_bin);
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tcase_add_test (tc_chain, test_add_element_to_bin_collision);
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return s;
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}
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GST_CHECK_MAIN (gst_context);
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