• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /* GStreamer
2  *
3  * unit test for switchbin element
4  * Copyright (C) 2018 Jan Schmidt <jan@centricular.com>
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Library General Public
8  * License as published by the Free Software Foundation; either
9  * version 2 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * Library General Public License for more details.
15  *
16  * You should have received a copy of the GNU Library General Public
17  * License along with this library; if not, write to the
18  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
19  * Boston, MA 02110-1301, USA.
20  */
21 
22 #ifdef HAVE_CONFIG_H
23 #include "config.h"
24 #endif
25 
26 #include <gst/gst.h>
27 #include <gst/check/gstcheck.h>
28 #include <gst/check/gstharness.h>
29 
GST_START_TEST(test_switchbin_simple)30 GST_START_TEST (test_switchbin_simple)
31 {
32   GstBus *bus;
33   GstElement *switchbin, *e0, *e1;
34   GstCaps *c0, *c1;
35   GstHarness *h;
36   guint path_index;
37 
38   GstBuffer *in_buf;
39   GstBuffer *out_buf;
40 
41   bus = gst_bus_new ();
42 
43   switchbin = gst_element_factory_make ("switchbin", NULL);
44   fail_unless (switchbin != NULL);
45   g_object_set (switchbin, "num-paths", 2, NULL);
46   gst_element_set_bus (switchbin, bus);
47   h = gst_harness_new_with_element (switchbin, "sink", "src");
48 
49   e0 = gst_element_factory_make ("identity", NULL);
50   c0 = gst_caps_from_string ("audio/x-raw,format=S16LE,rate=48000,channels=2");
51   e1 = gst_element_factory_make ("identity", NULL);
52   c1 = gst_caps_from_string ("audio/x-raw,format=S16LE,rate=44100,channels=1");
53 
54   /* switchbin owns the elements after this */
55   gst_child_proxy_set (GST_CHILD_PROXY (switchbin),
56       "path0::element", e0, "path0::caps", c0,
57       "path1::element", e1, "path1::caps", c1, NULL);
58 
59   /* Create a small buffer push it in, pull it out,
60    * and check the switchbin selected the right path for these caps */
61   gst_harness_set_src_caps (h, c0);
62   in_buf = gst_harness_create_buffer (h, 480);
63   gst_harness_push (h, in_buf);
64   out_buf = gst_harness_pull (h);
65   fail_unless (in_buf == out_buf);
66   gst_buffer_unref (out_buf);
67   g_object_get (switchbin, "current-path", &path_index, NULL);
68   fail_unless (path_index == 0);
69 
70   /* Change caps, push more */
71   gst_harness_set_src_caps (h, c1);
72   in_buf = gst_harness_create_buffer (h, 480);
73   gst_harness_push (h, in_buf);
74   out_buf = gst_harness_pull (h);
75   fail_unless (in_buf == out_buf);
76   gst_buffer_unref (out_buf);
77   g_object_get (switchbin, "current-path", &path_index, NULL);
78   fail_unless (path_index == 1);
79 
80   while (TRUE) {
81     GstMessage *msg = gst_bus_pop (bus);
82     if (!msg)
83       break;
84 
85     GST_DEBUG ("got message %s",
86         gst_message_type_get_name (GST_MESSAGE_TYPE (msg)));
87     fail_if (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_ERROR);
88     gst_message_unref (msg);
89   }
90 
91   gst_harness_teardown (h);
92   gst_bus_set_flushing (bus, TRUE);
93   gst_object_unref (bus);
94   gst_object_unref (switchbin);
95 }
96 
97 GST_END_TEST;
98 
99 static Suite *
switchbin_suite(void)100 switchbin_suite (void)
101 {
102   Suite *s = suite_create ("switchbin");
103   TCase *tc_basic = tcase_create ("general");
104 
105   suite_add_tcase (s, tc_basic);
106   tcase_add_test (tc_basic, test_switchbin_simple);
107 
108   return s;
109 }
110 
111 GST_CHECK_MAIN (switchbin);
112