asfmux: First basic check unit tests

Adds simple asfmux unit tests, that test pad creation and pushing a
single buffer through them

2 files changed, 222 insertions, 0 deletions

diff --git a/tests/check/Makefile.am b/tests/check/Makefile.am
index 1aa99d1a..1fc64c54 100644
--- a/tests/check/Makefile.am
+++ b/tests/check/Makefile.am
@@ -88,6 +88,7 @@ check_PROGRAMS = \
 	$(check_kate)  \
 	elements/aacparse \
 	elements/amrparse \
+	elements/asfmux \
 	elements/camerabin \
 	elements/legacyresample \
 	elements/qtmux \
diff --git a/tests/check/elements/asfmux.c b/tests/check/elements/asfmux.c
new file mode 100644
index 00000000..4d3c7073
--- /dev/null
+++ b/tests/check/elements/asfmux.c
@@ -0,0 +1,221 @@
+/* GStreamer
+ *
+ * unit test for asfmux
+ *
+ * Copyright (C) <2008> Thiago Santos <thiagoss@embedded.ufcg.edu.br>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include <unistd.h>
+
+#include <gst/check/gstcheck.h>
+
+/* For ease of programming we use globals to keep refs for our floating
+ * src and sink pads we create; otherwise we always have to do get_pad,
+ * get_peer, and then remove references in every test function */
+static GstPad *mysrcpad, *mysinkpad;
+
+#define AUDIO_CAPS_STRING "audio/x-wma, " \
+                        "channels = (int) 2, " \
+                        "rate = (int) 8000, " \
+                        "wmaversion = (int) 2, " \
+                        "block-align = (int) 14, " \
+                        "bitrate = (int) 64000"
+
+#define VIDEO_CAPS_STRING "video/x-wmv, " \
+                           "width = (int) 384, " \
+                           "height = (int) 288, " \
+                           "framerate = (fraction) 25/1, " \
+                           "wmvversion = (int) 2"
+
+static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
+    GST_PAD_SINK,
+    GST_PAD_ALWAYS,
+    GST_STATIC_CAPS ("video/x-ms-asf"));
+static GstStaticPadTemplate srcvideotemplate = GST_STATIC_PAD_TEMPLATE ("src",
+    GST_PAD_SRC,
+    GST_PAD_ALWAYS,
+    GST_STATIC_CAPS (VIDEO_CAPS_STRING));
+static GstStaticPadTemplate srcaudiotemplate = GST_STATIC_PAD_TEMPLATE ("src",
+    GST_PAD_SRC,
+    GST_PAD_ALWAYS,
+    GST_STATIC_CAPS (AUDIO_CAPS_STRING));
+
+GstPad *
+setup_src_pad (GstElement * element,
+    GstStaticPadTemplate * template, GstCaps * caps, gchar * sinkname)
+{
+  GstPad *srcpad, *sinkpad;
+
+  GST_DEBUG_OBJECT (element, "setting up sending pad");
+  /* sending pad */
+  srcpad = gst_pad_new_from_static_template (template, "src");
+  fail_if (srcpad == NULL, "Could not create a srcpad");
+  ASSERT_OBJECT_REFCOUNT (srcpad, "srcpad", 1);
+
+  if (!(sinkpad = gst_element_get_static_pad (element, sinkname)))
+    sinkpad = gst_element_get_request_pad (element, sinkname);
+  fail_if (sinkpad == NULL, "Could not get sink pad from %s",
+      GST_ELEMENT_NAME (element));
+  /* references are owned by: 1) us, 2) asfmux, 3) collect pads */
+  ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 3);
+  if (caps)
+    fail_unless (gst_pad_set_caps (srcpad, caps));
+  fail_unless (gst_pad_link (srcpad, sinkpad) == GST_PAD_LINK_OK,
+      "Could not link source and %s sink pads", GST_ELEMENT_NAME (element));
+  gst_object_unref (sinkpad);   /* because we got it higher up */
+
+  /* references are owned by: 1) asfmux, 2) collect pads */
+  ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 2);
+
+  return srcpad;
+}
+
+void
+teardown_src_pad (GstElement * element, gchar * sinkname)
+{
+  GstPad *srcpad, *sinkpad;
+  gchar *padname;
+
+  /* clean up floating src pad */
+  /* hm, asfmux uses _01 as suffixes for padnames */
+  padname = g_strdup (sinkname);
+  memcpy (strchr (padname, '%'), "01", 2);
+  if (!(sinkpad = gst_element_get_static_pad (element, padname)))
+    sinkpad = gst_element_get_request_pad (element, padname);
+  g_free (padname);
+
+  fail_if (sinkpad == NULL, "sinkpad is null");
+
+  /* pad refs held by 1) asfmux 2) collectpads and 3) us (through _get) */
+  ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 3);
+  fail_unless (gst_pad_is_linked (sinkpad));
+  srcpad = gst_pad_get_peer (sinkpad);
+
+  fail_if (srcpad == NULL, "Couldn't get srcpad");
+  gst_pad_unlink (srcpad, sinkpad);
+
+  /* after unlinking, pad refs still held by
+   * 1) asfmux and 2) collectpads and 3) us (through _get) */
+  ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 3);
+  gst_object_unref (sinkpad);
+  /* one more ref is held by element itself */
+
+  /* pad refs held by both creator and this function (through _get_peer) */
+  ASSERT_OBJECT_REFCOUNT (srcpad, "srcpad", 2);
+  gst_object_unref (srcpad);
+  gst_object_unref (srcpad);
+}
+
+GstElement *
+setup_asfmux (GstStaticPadTemplate * srctemplate, gchar * sinkname)
+{
+  GstElement *asfmux;
+
+  GST_DEBUG ("setup_asfmux");
+  asfmux = gst_check_setup_element ("asfmux");
+
+  mysrcpad = setup_src_pad (asfmux, srctemplate, NULL, sinkname);
+  mysinkpad = gst_check_setup_sink_pad (asfmux, &sinktemplate, NULL);
+  gst_pad_set_active (mysrcpad, TRUE);
+  gst_pad_set_active (mysinkpad, TRUE);
+  return asfmux;
+}
+
+void
+cleanup_asfmux (GstElement * asfmux, gchar * sinkname)
+{
+  GST_DEBUG ("cleanup_asfmux");
+  gst_element_set_state (asfmux, GST_STATE_NULL);
+  gst_pad_set_active (mysrcpad, FALSE);
+  gst_pad_set_active (mysinkpad, FALSE);
+  teardown_src_pad (asfmux, sinkname);
+  gst_check_teardown_sink_pad (asfmux);
+  gst_check_teardown_element (asfmux);
+}
+
+void
+check_asfmux_pad (GstStaticPadTemplate * srctemplate, gchar * src_caps_string,
+    gchar * sinkname)
+{
+  GstElement *asfmux;
+  GstBuffer *inbuffer;
+  GstCaps *caps;
+  GstFlowReturn ret;
+
+  asfmux = setup_asfmux (srctemplate, sinkname);
+  fail_unless (gst_element_set_state (asfmux,
+          GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
+      "could not set to playing");
+
+  inbuffer = gst_buffer_new_and_alloc (1);
+  caps = gst_caps_from_string (src_caps_string);
+  gst_buffer_set_caps (inbuffer, caps);
+  gst_caps_unref (caps);
+  GST_BUFFER_TIMESTAMP (inbuffer) = 0;
+  ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
+  ret = gst_pad_push (mysrcpad, inbuffer);
+  fail_unless (ret == GST_FLOW_OK, "Pad push returned: %d", ret);
+
+  cleanup_asfmux (asfmux, sinkname);
+  g_list_free (buffers);
+  buffers = NULL;
+}
+
+GST_START_TEST (test_video_pad)
+{
+  check_asfmux_pad (&srcvideotemplate, VIDEO_CAPS_STRING, "video_%d");
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_audio_pad)
+{
+  check_asfmux_pad (&srcaudiotemplate, AUDIO_CAPS_STRING, "audio_%d");
+}
+
+GST_END_TEST;
+
+Suite *
+asfmux_suite (void)
+{
+  Suite *s = suite_create ("asfmux");
+  TCase *tc_chain = tcase_create ("general");
+  tcase_add_test (tc_chain, test_video_pad);
+  tcase_add_test (tc_chain, test_audio_pad);
+
+  suite_add_tcase (s, tc_chain);
+
+  return s;
+}
+
+int
+main (int argc, char **argv)
+{
+  int nf;
+
+  Suite *s = asfmux_suite ();
+  SRunner *sr = srunner_create (s);
+
+  gst_check_init (&argc, &argv);
+
+  srunner_run_all (sr, CK_NORMAL);
+  nf = srunner_ntests_failed (sr);
+  srunner_free (sr);
+
+  return nf;
+}