/* GStreamer unit tests for decodebin

 *

 * Copyright (C) 2006 Tim-Philipp Müller <tim centricular net>

 *

 * 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

#include <gst/check/gstcheck.h>

#include <unistd.h>

static const gchar dummytext[] =

    "Quick Brown Fox Jumps over a Lazy Frog Quick Brown "

    "Fox Jumps over a Lazy Frog Quick Brown Fox Jumps over a Lazy Frog Quick "

    "Brown Fox Jumps over a Lazy Frog Quick Brown Fox Jumps over a Lazy Frog "

    "Quick Brown Fox Jumps over a Lazy Frog Quick Brown Fox Jumps over a Lazy "

    "Frog Quick Brown Fox Jumps over a Lazy Frog Quick Brown Fox Jumps over a "

    "Lazy Frog Quick Brown Fox Jumps over a Lazy Frog Quick Brown Fox Jumps "

    "over a Lazy Frog Quick Brown Fox Jumps over a Lazy Frog Quick Brown Fox "

    "jumps over a Lazy Frog Quick Brown Fox Jumps over a Lazy Frog Quick Brown "

    "Fox Jumps over a Lazy Frog Quick Brown Fox Jumps over a Lazy Frog Quick "

    "Brown Fox Jumps over a Lazy Frog Quick Brown Fox Jumps over a Lazy Frog "

    "Quick Brown Fox Jumps over a Lazy Frog Quick Brown Fox Jumps over a Lazy "

    "Frog Quick Brown Fox Jumps over a Lazy Frog Quick Brown Fox Jumps over a "

    "Lazy Frog Quick Brown Fox Jumps over a Lazy Frog Quick Brown Fox Jumps "

    "over a Lazy Frog Quick Brown Fox Jumps over a Lazy Frog Quick Brown Fox ";

static void

src_handoff_cb (GstElement * src, GstBuffer * buf, GstPad * pad, gpointer data)

{

  GST_BUFFER_DATA (buf) = (guint8 *) dummytext;

  GST_BUFFER_SIZE (buf) = sizeof (dummytext);

  GST_BUFFER_OFFSET (buf) = 0;

  GST_BUFFER_FLAG_SET (buf, GST_BUFFER_FLAG_READONLY);

}

static void

decodebin_new_decoded_pad_cb (GstElement * decodebin, GstPad * pad,

    gboolean last, gboolean * p_flag)

{

  /* we should not be reached */

  fail_unless (decodebin == NULL, "new-decoded-pad should not be emitted");

}

/* make sure that decodebin errors out instead of creating a new decoded pad

 * if the entire stream is a plain text file */

GST_START_TEST (test_text_plain_streams)

{

  GstElement *pipe, *src, *decodebin;

  GstMessage *msg;

  pipe = gst_pipeline_new (NULL);

  fail_unless (pipe != NULL, "failed to create pipeline");

  src = gst_element_factory_make ("fakesrc", "src");

  fail_unless (src != NULL, "Failed to create fakesrc element");

  g_object_set (src, "signal-handoffs", TRUE, NULL);

  g_object_set (src, "num-buffers", 1, NULL);

  g_object_set (src, "can-activate-pull", FALSE, NULL);

  g_signal_connect (src, "handoff", G_CALLBACK (src_handoff_cb), NULL);

  decodebin = gst_element_factory_make ("decodebin", "decodebin");

  fail_unless (decodebin != NULL, "Failed to create decodebin element");

  g_signal_connect (decodebin, "new-decoded-pad",

      G_CALLBACK (decodebin_new_decoded_pad_cb), NULL);

  fail_unless (gst_bin_add (GST_BIN (pipe), src));

  fail_unless (gst_bin_add (GST_BIN (pipe), decodebin));

  fail_unless (gst_element_link (src, decodebin), "can't link src<->decodebin");

  fail_unless_equals_int (gst_element_set_state (pipe, GST_STATE_READY),

      GST_STATE_CHANGE_SUCCESS);

  /* it's push-based, so should be async */

  fail_unless_equals_int (gst_element_set_state (pipe, GST_STATE_PAUSED),

      GST_STATE_CHANGE_ASYNC);

  /* it should error out at some point */

  msg = gst_bus_poll (GST_ELEMENT_BUS (pipe), GST_MESSAGE_ERROR, -1);

  fail_unless (msg != NULL);

  fail_unless (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_ERROR);

  gst_message_unref (msg);

  gst_element_set_state (pipe, GST_STATE_NULL);

  gst_object_unref (pipe);

}

GST_END_TEST;

static void

new_decoded_pad_plug_fakesink_cb (GstElement * decodebin, GstPad * srcpad,

    gboolean last, GstElement * pipeline)

{

  GstElement *sink;

  GstPad *sinkpad;

  sink = gst_element_factory_make ("fakesink", "sink");

  fail_unless (sink != NULL, "Failed to create fakesink element");

  gst_bin_add (GST_BIN (pipeline), sink);

  sinkpad = gst_element_get_static_pad (sink, "sink");

  fail_unless_equals_int (gst_pad_link (srcpad, sinkpad), GST_PAD_LINK_OK);

  gst_object_unref (sinkpad);

  gst_element_set_state (sink, GST_STATE_PLAYING);

}

GST_START_TEST (test_reuse_without_decoders)

{

  GstElement *pipe, *src, *decodebin, *sink;

  pipe = gst_pipeline_new (NULL);

  fail_unless (pipe != NULL, "failed to create pipeline");

  src = gst_element_factory_make ("audiotestsrc", "src");

  fail_unless (src != NULL, "Failed to create audiotestsrc element");

  decodebin = gst_element_factory_make ("decodebin", "decodebin");

  fail_unless (decodebin != NULL, "Failed to create decodebin element");

  g_signal_connect (decodebin, "new-decoded-pad",

      G_CALLBACK (new_decoded_pad_plug_fakesink_cb), pipe);

  fail_unless (gst_bin_add (GST_BIN (pipe), src));

  fail_unless (gst_bin_add (GST_BIN (pipe), decodebin));

  fail_unless (gst_element_link (src, decodebin), "can't link src<->decodebin");

  fail_unless_equals_int (gst_element_set_state (pipe, GST_STATE_READY),

      GST_STATE_CHANGE_SUCCESS);

  /* it's push-based, so should be async */

  fail_unless_equals_int (gst_element_set_state (pipe, GST_STATE_PAUSED),

      GST_STATE_CHANGE_ASYNC);

  /* wait for state change to complete */

  fail_unless_equals_int (gst_element_get_state (pipe, NULL, NULL, -1),

      GST_STATE_CHANGE_SUCCESS);

  /* there shouldn't be any errors */

  fail_if (gst_bus_poll (GST_ELEMENT_BUS (pipe), GST_MESSAGE_ERROR, 0) != NULL);

  /* reset */

  gst_element_set_state (pipe, GST_STATE_NULL);

  sink = gst_bin_get_by_name (GST_BIN (pipe), "sink");

  gst_bin_remove (GST_BIN (pipe), sink);

  gst_object_unref (sink);

  GST_LOG ("second try");

  fail_unless_equals_int (gst_element_set_state (pipe, GST_STATE_READY),

      GST_STATE_CHANGE_SUCCESS);

  /* it's push-based, so should be async */

  fail_unless_equals_int (gst_element_set_state (pipe, GST_STATE_PAUSED),

      GST_STATE_CHANGE_ASYNC);

  /* wait for state change to complete */

  fail_unless_equals_int (gst_element_get_state (pipe, NULL, NULL, -1),

      GST_STATE_CHANGE_SUCCESS);

  /* there shouldn't be any errors */

  fail_if (gst_bus_poll (GST_ELEMENT_BUS (pipe), GST_MESSAGE_ERROR, 0) != NULL);

  gst_element_set_state (pipe, GST_STATE_NULL);

  gst_object_unref (pipe);

}

GST_END_TEST;

static Suite *

decodebin_suite (void)

{

  Suite *s = suite_create ("decodebin");

  TCase *tc_chain = tcase_create ("general");

  suite_add_tcase (s, tc_chain);

  tcase_add_test (tc_chain, test_text_plain_streams);

  tcase_add_test (tc_chain, test_reuse_without_decoders);

  return s;

}

GST_CHECK_MAIN (decodebin);