diff -r 000000000000 -r 0e761a78d257 gst_plugins_base/tests/check/elements/adder.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gst_plugins_base/tests/check/elements/adder.c	Thu Dec 17 08:53:32 2009 +0200
@@ -0,0 +1,485 @@
+/* GStreamer
+ *
+ * unit test for adder
+ *
+ * Copyright (C) <2005> Thomas Vander Stichele <thomas at apestaart dot org>
+ *
+ * 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#ifdef HAVE_VALGRIND
+# include <valgrind/valgrind.h>
+#endif
+
+#include <unistd.h>
+
+#include <gst/check/gstcheck.h>
+
+static GMainLoop *main_loop;
+
+static void
+message_received (GstBus * bus, GstMessage * message, GstPipeline * bin)
+{
+  GST_INFO ("bus message from \"%" GST_PTR_FORMAT "\": %" GST_PTR_FORMAT,
+      GST_MESSAGE_SRC (message), message);
+
+  switch (message->type) {
+    case GST_MESSAGE_EOS:
+      g_main_loop_quit (main_loop);
+      break;
+    case GST_MESSAGE_WARNING:
+    case GST_MESSAGE_ERROR:{
+      GError *gerror;
+      gchar *debug;
+
+      gst_message_parse_error (message, &gerror, &debug);
+      gst_object_default_error (GST_MESSAGE_SRC (message), gerror, debug);
+      g_error_free (gerror);
+      g_free (debug);
+      g_main_loop_quit (main_loop);
+    }
+    default:
+      break;
+  }
+}
+
+
+static GstFormat format = GST_FORMAT_UNDEFINED;
+static gint64 position = -1;
+
+static void
+test_event_message_received (GstBus * bus, GstMessage * message,
+    GstPipeline * bin)
+{
+  GST_INFO ("bus message from \"%" GST_PTR_FORMAT "\": %" GST_PTR_FORMAT,
+      GST_MESSAGE_SRC (message), message);
+
+  switch (message->type) {
+    case GST_MESSAGE_SEGMENT_DONE:
+      gst_message_parse_segment_done (message, &format, &position);
+      GST_INFO ("received segment_done : %" G_GINT64_FORMAT, position);
+      g_main_loop_quit (main_loop);
+      break;
+    default:
+      g_assert_not_reached ();
+      break;
+  }
+}
+
+
+GST_START_TEST (test_event)
+{
+  GstElement *bin, *src1, *src2, *adder, *sink;
+  GstBus *bus;
+  GstEvent *seek_event;
+  gboolean res;
+
+  GST_INFO ("preparing test");
+
+  /* build pipeline */
+  bin = gst_pipeline_new ("pipeline");
+  bus = gst_element_get_bus (bin);
+  gst_bus_add_signal_watch_full (bus, G_PRIORITY_HIGH);
+
+  /* FIXME, fakesrc with default setting will produce 0 sized
+   * buffers and incompatible caps for adder that will make
+   * adder EOS and error out */
+  src1 = gst_element_factory_make ("audiotestsrc", "src1");
+  g_object_set (src1, "wave", 4, NULL); /* silence */
+  src2 = gst_element_factory_make ("audiotestsrc", "src2");
+  g_object_set (src2, "wave", 4, NULL); /* silence */
+  adder = gst_element_factory_make ("adder", "adder");
+  sink = gst_element_factory_make ("fakesink", "sink");
+  gst_bin_add_many (GST_BIN (bin), src1, src2, adder, sink, NULL);
+
+  res = gst_element_link (src1, adder);
+  fail_unless (res == TRUE, NULL);
+  res = gst_element_link (src2, adder);
+  fail_unless (res == TRUE, NULL);
+  res = gst_element_link (adder, sink);
+  fail_unless (res == TRUE, NULL);
+
+  seek_event = gst_event_new_seek (1.0, GST_FORMAT_TIME,
+      GST_SEEK_FLAG_SEGMENT | GST_SEEK_FLAG_FLUSH,
+      GST_SEEK_TYPE_SET, (GstClockTime) 0,
+      GST_SEEK_TYPE_SET, (GstClockTime) 2 * GST_SECOND);
+
+  format = GST_FORMAT_UNDEFINED;
+  position = -1;
+
+  main_loop = g_main_loop_new (NULL, FALSE);
+  g_signal_connect (bus, "message::segment-done",
+      (GCallback) test_event_message_received, bin);
+  g_signal_connect (bus, "message::error", (GCallback) message_received, bin);
+  g_signal_connect (bus, "message::warning", (GCallback) message_received, bin);
+  g_signal_connect (bus, "message::eos", (GCallback) message_received, bin);
+
+  GST_INFO ("starting test");
+
+  /* prepare playing */
+  res = gst_element_set_state (bin, GST_STATE_PAUSED);
+  fail_unless (res != GST_STATE_CHANGE_FAILURE, NULL);
+
+  /* wait for completion */
+  res = gst_element_get_state (bin, NULL, NULL, GST_CLOCK_TIME_NONE);
+  fail_unless (res != GST_STATE_CHANGE_FAILURE, NULL);
+
+  res = gst_element_send_event (bin, seek_event);
+  fail_unless (res == TRUE, NULL);
+
+  /* run pipeline */
+  res = gst_element_set_state (bin, GST_STATE_PLAYING);
+  fail_unless (res != GST_STATE_CHANGE_FAILURE, NULL);
+
+  g_main_loop_run (main_loop);
+
+  res = gst_element_set_state (bin, GST_STATE_NULL);
+  fail_unless (res != GST_STATE_CHANGE_FAILURE, NULL);
+
+  fail_unless (position == 2 * GST_SECOND, NULL);
+
+  /* cleanup */
+  g_main_loop_unref (main_loop);
+  gst_object_unref (G_OBJECT (bus));
+  gst_object_unref (G_OBJECT (bin));
+}
+
+GST_END_TEST;
+
+static guint play_count = 0;
+static GstEvent *play_seek_event = NULL;
+
+static void
+test_play_twice_message_received (GstBus * bus, GstMessage * message,
+    GstPipeline * bin)
+{
+  gboolean res;
+
+  GST_INFO ("bus message from \"%" GST_PTR_FORMAT "\": %" GST_PTR_FORMAT,
+      GST_MESSAGE_SRC (message), message);
+
+  switch (message->type) {
+    case GST_MESSAGE_SEGMENT_DONE:
+      play_count++;
+      if (play_count == 1) {
+        res = gst_element_set_state (GST_ELEMENT (bin), GST_STATE_READY);
+        fail_unless (res != GST_STATE_CHANGE_FAILURE, NULL);
+
+        /* prepare playing again */
+        res = gst_element_set_state (GST_ELEMENT (bin), GST_STATE_PAUSED);
+        fail_unless (res != GST_STATE_CHANGE_FAILURE, NULL);
+
+        /* wait for completion */
+        res =
+            gst_element_get_state (GST_ELEMENT (bin), NULL, NULL,
+            GST_CLOCK_TIME_NONE);
+        fail_unless (res != GST_STATE_CHANGE_FAILURE, NULL);
+
+        res = gst_element_send_event (GST_ELEMENT (bin), play_seek_event);
+        fail_unless (res == TRUE, NULL);
+
+        /* event is now gone */
+        play_seek_event = NULL;
+
+        res = gst_element_set_state (GST_ELEMENT (bin), GST_STATE_PLAYING);
+        fail_unless (res != GST_STATE_CHANGE_FAILURE, NULL);
+      } else {
+        g_main_loop_quit (main_loop);
+      }
+      break;
+    default:
+      g_assert_not_reached ();
+      break;
+  }
+}
+
+
+GST_START_TEST (test_play_twice)
+{
+  GstElement *bin, *src1, *src2, *adder, *sink;
+  GstBus *bus;
+  gboolean res;
+
+  GST_INFO ("preparing test");
+
+  /* build pipeline */
+  bin = gst_pipeline_new ("pipeline");
+  bus = gst_element_get_bus (bin);
+  gst_bus_add_signal_watch_full (bus, G_PRIORITY_HIGH);
+
+  src1 = gst_element_factory_make ("audiotestsrc", "src1");
+  g_object_set (src1, "wave", 4, NULL); /* silence */
+  src2 = gst_element_factory_make ("audiotestsrc", "src2");
+  g_object_set (src2, "wave", 4, NULL); /* silence */
+  adder = gst_element_factory_make ("adder", "adder");
+  sink = gst_element_factory_make ("fakesink", "sink");
+  gst_bin_add_many (GST_BIN (bin), src1, src2, adder, sink, NULL);
+
+  res = gst_element_link (src1, adder);
+  fail_unless (res == TRUE, NULL);
+  res = gst_element_link (src2, adder);
+  fail_unless (res == TRUE, NULL);
+  res = gst_element_link (adder, sink);
+  fail_unless (res == TRUE, NULL);
+
+  play_seek_event = gst_event_new_seek (1.0, GST_FORMAT_TIME,
+      GST_SEEK_FLAG_SEGMENT | GST_SEEK_FLAG_FLUSH,
+      GST_SEEK_TYPE_SET, (GstClockTime) 0,
+      GST_SEEK_TYPE_SET, (GstClockTime) 2 * GST_SECOND);
+
+  play_count = 0;
+
+  main_loop = g_main_loop_new (NULL, FALSE);
+  g_signal_connect (bus, "message::segment-done",
+      (GCallback) test_play_twice_message_received, bin);
+  g_signal_connect (bus, "message::error", (GCallback) message_received, bin);
+  g_signal_connect (bus, "message::warning", (GCallback) message_received, bin);
+  g_signal_connect (bus, "message::eos", (GCallback) message_received, bin);
+
+  GST_INFO ("starting test");
+
+  /* prepare playing */
+  res = gst_element_set_state (bin, GST_STATE_PAUSED);
+  fail_unless (res != GST_STATE_CHANGE_FAILURE, NULL);
+
+  /* wait for completion */
+  res =
+      gst_element_get_state (GST_ELEMENT (bin), NULL, NULL,
+      GST_CLOCK_TIME_NONE);
+  fail_unless (res != GST_STATE_CHANGE_FAILURE, NULL);
+
+  res = gst_element_send_event (bin, gst_event_ref (play_seek_event));
+  fail_unless (res == TRUE, NULL);
+
+  /* run pipeline */
+  res = gst_element_set_state (bin, GST_STATE_PLAYING);
+  fail_unless (res != GST_STATE_CHANGE_FAILURE, NULL);
+
+  g_main_loop_run (main_loop);
+
+  res = gst_element_set_state (bin, GST_STATE_NULL);
+  fail_unless (res != GST_STATE_CHANGE_FAILURE, NULL);
+
+  fail_unless (play_count == 2, NULL);
+
+  /* cleanup */
+  g_main_loop_unref (main_loop);
+  gst_object_unref (G_OBJECT (bus));
+  gst_object_unref (G_OBJECT (bin));
+}
+
+GST_END_TEST;
+
+/* check if adding pads work as expected */
+GST_START_TEST (test_add_pad)
+{
+  GstElement *bin, *src1, *src2, *adder, *sink;
+  GstBus *bus;
+  gboolean res;
+
+  GST_INFO ("preparing test");
+
+  /* build pipeline */
+  bin = gst_pipeline_new ("pipeline");
+  bus = gst_element_get_bus (bin);
+  gst_bus_add_signal_watch_full (bus, G_PRIORITY_HIGH);
+
+  src1 = gst_element_factory_make ("audiotestsrc", "src1");
+  g_object_set (src1, "num-buffers", 4, NULL);
+  g_object_set (src1, "wave", 4, NULL); /* silence */
+  src2 = gst_element_factory_make ("audiotestsrc", "src2");
+  /* one buffer less, we connect with 1 buffer of delay */
+  g_object_set (src2, "num-buffers", 3, NULL);
+  g_object_set (src2, "wave", 4, NULL); /* silence */
+  adder = gst_element_factory_make ("adder", "adder");
+  sink = gst_element_factory_make ("fakesink", "sink");
+  gst_bin_add_many (GST_BIN (bin), src1, adder, sink, NULL);
+
+  res = gst_element_link (src1, adder);
+  fail_unless (res == TRUE, NULL);
+  res = gst_element_link (adder, sink);
+  fail_unless (res == TRUE, NULL);
+
+  main_loop = g_main_loop_new (NULL, FALSE);
+  g_signal_connect (bus, "message::segment-done", (GCallback) message_received,
+      bin);
+  g_signal_connect (bus, "message::error", (GCallback) message_received, bin);
+  g_signal_connect (bus, "message::warning", (GCallback) message_received, bin);
+  g_signal_connect (bus, "message::eos", (GCallback) message_received, bin);
+
+  GST_INFO ("starting test");
+
+  /* prepare playing */
+  res = gst_element_set_state (bin, GST_STATE_PAUSED);
+  fail_unless (res != GST_STATE_CHANGE_FAILURE, NULL);
+
+  /* wait for completion */
+  res =
+      gst_element_get_state (GST_ELEMENT (bin), NULL, NULL,
+      GST_CLOCK_TIME_NONE);
+  fail_unless (res != GST_STATE_CHANGE_FAILURE, NULL);
+
+  /* add other element */
+  gst_bin_add_many (GST_BIN (bin), src2, NULL);
+
+  /* now link the second element */
+  res = gst_element_link (src2, adder);
+  fail_unless (res == TRUE, NULL);
+
+  /* set to PAUSED as well */
+  res = gst_element_set_state (src2, GST_STATE_PAUSED);
+
+  /* now play all */
+  res = gst_element_set_state (bin, GST_STATE_PLAYING);
+  fail_unless (res != GST_STATE_CHANGE_FAILURE, NULL);
+
+  g_main_loop_run (main_loop);
+
+  res = gst_element_set_state (bin, GST_STATE_NULL);
+  fail_unless (res != GST_STATE_CHANGE_FAILURE, NULL);
+
+  /* cleanup */
+  g_main_loop_unref (main_loop);
+  gst_object_unref (G_OBJECT (bus));
+  gst_object_unref (G_OBJECT (bin));
+}
+
+GST_END_TEST;
+
+/* check if removing pads work as expected */
+GST_START_TEST (test_remove_pad)
+{
+  GstElement *bin, *src, *adder, *sink;
+  GstBus *bus;
+  GstPad *pad;
+  gboolean res;
+
+  GST_INFO ("preparing test");
+
+  /* build pipeline */
+  bin = gst_pipeline_new ("pipeline");
+  bus = gst_element_get_bus (bin);
+  gst_bus_add_signal_watch_full (bus, G_PRIORITY_HIGH);
+
+  src = gst_element_factory_make ("audiotestsrc", "src");
+  g_object_set (src, "num-buffers", 4, NULL);
+  g_object_set (src, "wave", 4, NULL);
+  adder = gst_element_factory_make ("adder", "adder");
+  sink = gst_element_factory_make ("fakesink", "sink");
+  gst_bin_add_many (GST_BIN (bin), src, adder, sink, NULL);
+
+  res = gst_element_link (src, adder);
+  fail_unless (res == TRUE, NULL);
+  res = gst_element_link (adder, sink);
+  fail_unless (res == TRUE, NULL);
+
+  /* create an unconnected sinkpad in adder */
+  pad = gst_element_get_request_pad (adder, "sink%d");
+  fail_if (pad == NULL, NULL);
+
+  main_loop = g_main_loop_new (NULL, FALSE);
+  g_signal_connect (bus, "message::segment-done", (GCallback) message_received,
+      bin);
+  g_signal_connect (bus, "message::error", (GCallback) message_received, bin);
+  g_signal_connect (bus, "message::warning", (GCallback) message_received, bin);
+  g_signal_connect (bus, "message::eos", (GCallback) message_received, bin);
+
+  GST_INFO ("starting test");
+
+  /* prepare playing, this will not preroll as adder is waiting
+   * on the unconnected sinkpad. */
+  res = gst_element_set_state (bin, GST_STATE_PAUSED);
+  fail_unless (res != GST_STATE_CHANGE_FAILURE, NULL);
+
+  /* wait for completion for one second, will return ASYNC */
+  res = gst_element_get_state (GST_ELEMENT (bin), NULL, NULL, GST_SECOND);
+  fail_unless (res == GST_STATE_CHANGE_ASYNC, NULL);
+
+  /* get rid of the pad now, adder should stop waiting on it and
+   * continue the preroll */
+  gst_element_release_request_pad (adder, pad);
+  gst_object_unref (pad);
+
+  /* wait for completion, should work now */
+  res =
+      gst_element_get_state (GST_ELEMENT (bin), NULL, NULL,
+      GST_CLOCK_TIME_NONE);
+  fail_unless (res != GST_STATE_CHANGE_FAILURE, NULL);
+
+  /* now play all */
+  res = gst_element_set_state (bin, GST_STATE_PLAYING);
+  fail_unless (res != GST_STATE_CHANGE_FAILURE, NULL);
+
+  g_main_loop_run (main_loop);
+
+  res = gst_element_set_state (bin, GST_STATE_NULL);
+  fail_unless (res != GST_STATE_CHANGE_FAILURE, NULL);
+
+  /* cleanup */
+  g_main_loop_unref (main_loop);
+  gst_object_unref (G_OBJECT (bus));
+  gst_object_unref (G_OBJECT (bin));
+}
+
+GST_END_TEST;
+
+
+static Suite *
+adder_suite (void)
+{
+  Suite *s = suite_create ("adder");
+  TCase *tc_chain = tcase_create ("general");
+
+  suite_add_tcase (s, tc_chain);
+  tcase_add_test (tc_chain, test_event);
+  tcase_add_test (tc_chain, test_play_twice);
+  tcase_add_test (tc_chain, test_add_pad);
+  tcase_add_test (tc_chain, test_remove_pad);
+
+  /* Use a longer timeout */
+#ifdef HAVE_VALGRIND
+  if (RUNNING_ON_VALGRIND) {
+    tcase_set_timeout (tc_chain, 5 * 60);
+  } else
+#endif
+  {
+    /* this is shorter than the default 60 seconds?! (tpm) */
+    /* tcase_set_timeout (tc_chain, 6); */
+  }
+
+  return s;
+}
+
+int
+main (int argc, char **argv)
+{
+  int nf;
+
+  Suite *s = adder_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;
+}