1 /* GStreamer unit test for the autodetect elements
2 *
3 * Copyright (C) <2006> Tim-Philipp Müller <tim centricular net>
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public
16 * License along with this library; if not, write to the
17 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
19 */
20
21 #ifdef HAVE_CONFIG_H
22 # include <config.h>
23 #endif
24
25 #include <gst/audio/audio.h>
26 #include <gst/base/gstbasesink.h>
27 #include <gst/check/gstcheck.h>
28 #include <gst/video/video.h>
29
30 /* dummy sink elements */
31
32 #define GST_TYPE_FAKE_AUDIO_SINK (gst_fake_audio_sink_get_type ())
33 typedef GstBaseSink GstFakeAudioSink;
34 typedef GstBaseSinkClass GstFakeAudioSinkClass;
35 GType gst_fake_audio_sink_get_type (void);
36 G_DEFINE_TYPE (GstFakeAudioSink, gst_fake_audio_sink, GST_TYPE_BASE_SINK);
37
38 static void
gst_fake_audio_sink_class_init(GstFakeAudioSinkClass * klass)39 gst_fake_audio_sink_class_init (GstFakeAudioSinkClass * klass)
40 {
41 GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
42 static GstStaticPadTemplate pad_template = GST_STATIC_PAD_TEMPLATE ("sink",
43 GST_PAD_SINK, GST_PAD_ALWAYS,
44 GST_STATIC_CAPS (GST_AUDIO_CAPS_MAKE (GST_AUDIO_FORMATS_ALL) "; "));
45
46 gst_element_class_set_static_metadata (gstelement_class, "Fake Audio Sink",
47 "Sink/Audio", "Audio sink fake for testing", "Stefan Sauer");
48 gst_element_class_add_static_pad_template (gstelement_class, &pad_template);
49 }
50
51 static void
gst_fake_audio_sink_init(GstFakeAudioSink * sink)52 gst_fake_audio_sink_init (GstFakeAudioSink * sink)
53 {
54 }
55
56 #define GST_TYPE_FAKE_VIDEO_SINK (gst_fake_video_sink_get_type ())
57 typedef GstBaseSink GstFakeVideoSink;
58 typedef GstBaseSinkClass GstFakeVideoSinkClass;
59 GType gst_fake_video_sink_get_type (void);
60 G_DEFINE_TYPE (GstFakeVideoSink, gst_fake_video_sink, GST_TYPE_BASE_SINK);
61
62 static void
gst_fake_video_sink_class_init(GstFakeVideoSinkClass * klass)63 gst_fake_video_sink_class_init (GstFakeVideoSinkClass * klass)
64 {
65 GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
66 static GstStaticPadTemplate pad_template = GST_STATIC_PAD_TEMPLATE ("sink",
67 GST_PAD_SINK, GST_PAD_ALWAYS,
68 GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE (GST_VIDEO_FORMATS_ALL) "; "));
69
70 gst_element_class_set_static_metadata (gstelement_class, "Fake Video Sink",
71 "Sink/Video", "Video sink fake for testing", "Stefan Sauer");
72 gst_element_class_add_static_pad_template (gstelement_class, &pad_template);
73 }
74
75 static void
gst_fake_video_sink_init(GstFakeVideoSink * sink)76 gst_fake_video_sink_init (GstFakeVideoSink * sink)
77 {
78 }
79
80 static gboolean
plugin_init(GstPlugin * plugin)81 plugin_init (GstPlugin * plugin)
82 {
83 if (!gst_element_register (plugin, "fakeaudiosink", G_MAXINT,
84 GST_TYPE_FAKE_AUDIO_SINK))
85 return FALSE;
86 if (!gst_element_register (plugin, "fakevideosink", G_MAXINT,
87 GST_TYPE_FAKE_VIDEO_SINK))
88 return FALSE;
89 return TRUE;
90 }
91
92 /* tests */
93
94 static void
test_plugs_best(GstElement * sink,GType expected)95 test_plugs_best (GstElement * sink, GType expected)
96 {
97 GstStateChangeReturn state_ret;
98 GList *child;
99
100 state_ret = gst_element_set_state (sink, GST_STATE_READY);
101 fail_unless (state_ret == GST_STATE_CHANGE_SUCCESS, NULL);
102
103 child = GST_BIN_CHILDREN (sink);
104 fail_unless (child != NULL, "no elements plugged");
105 ck_assert_int_eq (g_list_length (child), 1);
106 fail_unless (G_OBJECT_TYPE (child), expected);
107
108 /* clean up */
109 gst_element_set_state (sink, GST_STATE_NULL);
110 gst_object_unref (sink);
111 }
112
GST_START_TEST(test_autovideosink_plugs_best)113 GST_START_TEST (test_autovideosink_plugs_best)
114 {
115 GstElement *sink = gst_element_factory_make ("autovideosink", NULL);
116
117 test_plugs_best (sink, GST_TYPE_FAKE_VIDEO_SINK);
118 }
119
120 GST_END_TEST;
121
GST_START_TEST(test_autoaudiosink_plugs_best)122 GST_START_TEST (test_autoaudiosink_plugs_best)
123 {
124 GstElement *sink = gst_element_factory_make ("autoaudiosink", NULL);
125
126 test_plugs_best (sink, GST_TYPE_FAKE_AUDIO_SINK);
127 }
128
129 GST_END_TEST;
130
131 static void
test_ghostpad_error_case(GstCaps * caps,GstElement * sink,const gchar * fake_sink_name)132 test_ghostpad_error_case (GstCaps * caps, GstElement * sink,
133 const gchar * fake_sink_name)
134 {
135 GstStateChangeReturn state_ret;
136 GstElement *pipeline, *src, *filter, *fakesink;
137
138 pipeline = gst_pipeline_new ("pipeline");
139 src = gst_element_factory_make ("fakesrc", NULL);
140 filter = gst_element_factory_make ("capsfilter", NULL);
141
142 g_object_set (filter, "caps", caps, NULL);
143 gst_caps_unref (caps);
144
145 gst_bin_add_many (GST_BIN (pipeline), src, filter, sink, NULL);
146
147 fail_unless (gst_element_link (src, filter), "Failed to link src to filter");
148 fail_unless (gst_element_link (filter, sink),
149 "Failed to link filter to sink");
150
151 /* this should fail, there's no such format */
152 state_ret = gst_element_set_state (pipeline, GST_STATE_PAUSED);
153 if (state_ret == GST_STATE_CHANGE_ASYNC) {
154 /* make sure we wait for the actual success/failure to happen */
155 GstState state;
156 state_ret =
157 gst_element_get_state (pipeline, &state, &state, GST_CLOCK_TIME_NONE);
158 }
159 fakesink = gst_bin_get_by_name (GST_BIN (sink), fake_sink_name);
160 if (fakesink != NULL) {
161 /* no real sink available */
162 fail_unless (state_ret == GST_STATE_CHANGE_SUCCESS,
163 "pipeline _set_state() to PAUSED failed");
164 gst_object_unref (fakesink);
165 } else {
166 /* autovideosink contains a real video sink */
167 fail_unless (state_ret == GST_STATE_CHANGE_FAILURE,
168 "pipeline _set_state() to PAUSED succeeded but should have failed");
169
170 /* so, we hit an error and try to shut down the pipeline; this shouldn't
171 * deadlock or block anywhere when autovideosink resets the ghostpad
172 * targets etc. */
173 }
174 state_ret = gst_element_set_state (pipeline, GST_STATE_NULL);
175 fail_unless (state_ret == GST_STATE_CHANGE_SUCCESS,
176 "State change on pipeline failed");
177
178 /* clean up */
179 gst_object_unref (pipeline);
180 }
181
GST_START_TEST(test_autovideosink_ghostpad_error_case)182 GST_START_TEST (test_autovideosink_ghostpad_error_case)
183 {
184 GstElement *sink = gst_element_factory_make ("autovideosink", NULL);
185 GstCaps *caps = gst_caps_new_simple ("video/x-raw", "format", G_TYPE_STRING,
186 "ABCD", NULL);
187
188 test_ghostpad_error_case (caps, sink, "fake-video-sink");
189 }
190
191 GST_END_TEST;
192
GST_START_TEST(test_autoaudiosink_ghostpad_error_case)193 GST_START_TEST (test_autoaudiosink_ghostpad_error_case)
194 {
195 GstElement *sink = gst_element_factory_make ("autoaudiosink", NULL);
196 GstCaps *caps = gst_caps_new_simple ("audio/x-raw", "format", G_TYPE_STRING,
197 "ABCD", NULL);
198
199 test_ghostpad_error_case (caps, sink, "fake-audio-sink");
200 }
201
202 GST_END_TEST;
203
204 static Suite *
autodetect_suite(void)205 autodetect_suite (void)
206 {
207 Suite *s = suite_create ("autodetect");
208 TCase *tc_chain = tcase_create ("general");
209
210 gst_plugin_register_static (GST_VERSION_MAJOR,
211 GST_VERSION_MINOR,
212 "autodetect-test",
213 "autodetect test elements",
214 plugin_init,
215 VERSION, "LGPL", PACKAGE, GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN);
216
217 suite_add_tcase (s, tc_chain);
218 tcase_add_test (tc_chain, test_autovideosink_plugs_best);
219 tcase_add_test (tc_chain, test_autoaudiosink_plugs_best);
220 tcase_add_test (tc_chain, test_autovideosink_ghostpad_error_case);
221 tcase_add_test (tc_chain, test_autoaudiosink_ghostpad_error_case);
222
223 return s;
224 }
225
226 GST_CHECK_MAIN (autodetect);
227