/* GStreamer

 * Copyright (C) <2005> Thomas Vander Stichele <thomas at apestaart dot org>

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

 *

 * gstutils.c: Unit test for functions in gstutils

 *

 * 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 <gst/gst_global.h>

#include <gst/check/gstcheck.h>

#define LOG_FILE "c:\\logs\\gstutils_logs.txt" 

#include "std_log_result.h" 

#define LOG_FILENAME_LINE __FILE__, __LINE__

//#ifdef __SYMBIAN32__

#include <glib.h>

#include <glib/gprintf.h>

//#endif

void create_xml(int result)

{

    if(result)

        assert_failed = 1;

    testResultXml(xmlfile);

    close_log_file();

}

#define SPECIAL_POINTER(x) ((void*)(19283847+(x)))

static int n_data_probes = 0;

static int n_buffer_probes = 0;

static int n_event_probes = 0;

#if EMULATOR

static GET_GLOBAL_VAR_FROM_TLS(raised_critical,gstcheck,gboolean)

#define _gst_check_raised_critical (*GET_GSTREAMER_WSD_VAR_NAME(raised_critical,gstcheck,g)())

#else 

#endif

//gboolean _gst_check_raised_warning = FALSE;

#if EMULATOR

static GET_GLOBAL_VAR_FROM_TLS(raised_warning,gstcheck,gboolean)

#define _gst_check_raised_warning (*GET_GSTREAMER_WSD_VAR_NAME(raised_warning,gstcheck,g)())

#else 

#endif

//gboolean _gst_check_expecting_log = FALSE;

#if EMULATOR

static GET_GLOBAL_VAR_FROM_TLS(expecting_log,gstcheck,gboolean)

#define _gst_check_expecting_log (*GET_GSTREAMER_WSD_VAR_NAME(expecting_log,gstcheck,g)())

#else 

#endif

static gboolean

data_probe (GstPad * pad, GstMiniObject * obj, gpointer data)

{

  n_data_probes++;

  GST_DEBUG ("data probe %d", n_data_probes);

  g_assert (GST_IS_MINI_OBJECT (obj));

  g_assert (data == SPECIAL_POINTER (0));

  return TRUE;

}

static gboolean

buffer_probe (GstPad * pad, GstBuffer * obj, gpointer data)

{

  n_buffer_probes++;

  GST_DEBUG ("buffer probe %d", n_buffer_probes);

  g_assert (GST_IS_BUFFER (obj));

  g_assert (data == SPECIAL_POINTER (1));

  return TRUE;

}

static gboolean

event_probe (GstPad * pad, GstEvent * obj, gpointer data)

{

  n_event_probes++;

  GST_DEBUG ("event probe %d", n_event_probes);

  g_assert (GST_IS_EVENT (obj));

  g_assert (data == SPECIAL_POINTER (2));

  return TRUE;

}

void test_buffer_probe_n_times()

{

  GstElement *pipeline, *fakesrc, *fakesink;

  GstBus *bus;

  GstMessage *message;

  GstPad *pad;

  xmlfile = "gstutils_test_buffer_probe_n_times";

  std_log(LOG_FILENAME_LINE, "Test Started gstutils_test_buffer_probe_n_times");

  pipeline = gst_element_factory_make ("pipeline", NULL);

  fakesrc = gst_element_factory_make ("fakesrc", NULL);

  fakesink = gst_element_factory_make ("fakesink", NULL);

  g_object_set (fakesrc, "num-buffers", (int) 10, NULL);

  gst_bin_add_many (GST_BIN (pipeline), fakesrc, fakesink, NULL);

  gst_element_link (fakesrc, fakesink);

  pad = gst_element_get_pad (fakesink, "sink");

  gst_pad_add_data_probe (pad, G_CALLBACK (data_probe), SPECIAL_POINTER (0));

  gst_pad_add_buffer_probe (pad, G_CALLBACK (buffer_probe),

      SPECIAL_POINTER (1));

  gst_pad_add_event_probe (pad, G_CALLBACK (event_probe), SPECIAL_POINTER (2));

  gst_object_unref (pad);

  gst_element_set_state (pipeline, GST_STATE_PLAYING);

  bus = gst_element_get_bus (pipeline);

  message = gst_bus_poll (bus, GST_MESSAGE_EOS, -1);

  gst_message_unref (message);

  gst_object_unref (bus);

  g_assert (n_buffer_probes == 10);     /* one for every buffer */

  gst_element_set_state (pipeline, GST_STATE_NULL);

  gst_object_unref (pipeline);

  /* make sure nothing was sent in addition to the above when shutting down */

  g_assert (n_buffer_probes == 10);     /* one for every buffer */

  std_log(LOG_FILENAME_LINE, "Test Successful");

  create_xml(0);

}

static int n_data_probes_once = 0;

static int n_buffer_probes_once = 0;

static int n_event_probes_once = 0;

static gboolean

data_probe_once (GstPad * pad, GstMiniObject * obj, guint * data)

{

  n_data_probes_once++;

  g_assert (GST_IS_MINI_OBJECT (obj));

  gst_pad_remove_data_probe (pad, *data);

  return TRUE;

}

static gboolean

buffer_probe_once (GstPad * pad, GstBuffer * obj, guint * data)

{

  n_buffer_probes_once++;

  g_assert (GST_IS_BUFFER (obj));

  gst_pad_remove_buffer_probe (pad, *data);

  return TRUE;

}

static gboolean

event_probe_once (GstPad * pad, GstEvent * obj, guint * data)

{

  n_event_probes_once++;

  g_assert (GST_IS_EVENT (obj));

  gst_pad_remove_event_probe (pad, *data);

  return TRUE;

}

void test_buffer_probe_once()

{

  GstElement *pipeline, *fakesrc, *fakesink;

  GstBus *bus;

  GstMessage *message;

  GstPad *pad;

  guint id1, id2, id3;

  xmlfile = "gstutils_test_buffer_probe_once";

  std_log(LOG_FILENAME_LINE, "Test Started gstutils_test_buffer_probe_once");

  pipeline = gst_element_factory_make ("pipeline", NULL);

  fakesrc = gst_element_factory_make ("fakesrc", NULL);

  fakesink = gst_element_factory_make ("fakesink", NULL);

  g_object_set (fakesrc, "num-buffers", (int) 10, NULL);

  gst_bin_add_many (GST_BIN (pipeline), fakesrc, fakesink, NULL);

  gst_element_link (fakesrc, fakesink);

  pad = gst_element_get_pad (fakesink, "sink");

  id1 = gst_pad_add_data_probe (pad, G_CALLBACK (data_probe_once), &id1);

  id2 = gst_pad_add_buffer_probe (pad, G_CALLBACK (buffer_probe_once), &id2);

  id3 = gst_pad_add_event_probe (pad, G_CALLBACK (event_probe_once), &id3);

  gst_object_unref (pad);

  gst_element_set_state (pipeline, GST_STATE_PLAYING);

  bus = gst_element_get_bus (pipeline);

  message = gst_bus_poll (bus, GST_MESSAGE_EOS, -1);

  gst_message_unref (message);

  gst_object_unref (bus);

  gst_element_set_state (pipeline, GST_STATE_NULL);

  gst_object_unref (pipeline);

  g_assert (n_buffer_probes_once == 1); /* can we hit it and quit? */

  g_assert (n_event_probes_once == 1);  /* i said, can we hit it and quit? */

  g_assert (n_data_probes_once == 1);   /* let's hit it and quit!!! */

  std_log(LOG_FILENAME_LINE, "Test Successful");

  create_xml(0);

}

void test_math_scale()

{

  xmlfile = "gstutils_test_math_scale";

  std_log(LOG_FILENAME_LINE, "Test Started gstutils_test_math_scale");

  fail_if (gst_util_uint64_scale_int (1, 1, 1) != 1);

  fail_if (gst_util_uint64_scale_int (10, 10, 1) != 100);

  fail_if (gst_util_uint64_scale_int (10, 10, 2) != 50);

  fail_if (gst_util_uint64_scale_int (0, 10, 2) != 0);

  fail_if (gst_util_uint64_scale_int (0, 0, 2) != 0);

  fail_if (gst_util_uint64_scale_int (G_MAXUINT32, 5, 1) != G_MAXUINT32 * 5LL);

  fail_if (gst_util_uint64_scale_int (G_MAXUINT32, 10, 2) != G_MAXUINT32 * 5LL);

  fail_if (gst_util_uint64_scale_int (G_MAXUINT32, 1, 5) != G_MAXUINT32 / 5LL);

  fail_if (gst_util_uint64_scale_int (G_MAXUINT32, 2, 10) != G_MAXUINT32 / 5LL);

  /* not quite overflow */

  fail_if (gst_util_uint64_scale_int (G_MAXUINT64 - 1, 10,

          10) != G_MAXUINT64 - 1);

  fail_if (gst_util_uint64_scale_int (G_MAXUINT64 - 1, G_MAXINT32,

          G_MAXINT32) != G_MAXUINT64 - 1);

  fail_if (gst_util_uint64_scale_int (G_MAXUINT64 - 100, G_MAXINT32,

          G_MAXINT32) != G_MAXUINT64 - 100);

  /* overflow */

  fail_if (gst_util_uint64_scale_int (G_MAXUINT64 - 1, 10, 1) != G_MAXUINT64);

  fail_if (gst_util_uint64_scale_int (G_MAXUINT64 - 1, G_MAXINT32,

          1) != G_MAXUINT64);

  std_log(LOG_FILENAME_LINE, "Test Successful");

  create_xml(0);

}

void test_math_scale_uint64()

{

  xmlfile = "gstutils_test_math_scale_uint64";

  std_log(LOG_FILENAME_LINE, "Test Started gstutils_test_math_scale_uint64");

  fail_if (gst_util_uint64_scale (1, 1, 1) != 1);

  fail_if (gst_util_uint64_scale (10, 10, 1) != 100);

  fail_if (gst_util_uint64_scale (10, 10, 2) != 50);

  fail_if (gst_util_uint64_scale (0, 10, 2) != 0);

  fail_if (gst_util_uint64_scale (0, 0, 2) != 0);

  fail_if (gst_util_uint64_scale (G_MAXUINT32, 5, 1) != G_MAXUINT32 * 5LL);

  fail_if (gst_util_uint64_scale (G_MAXUINT32, 10, 2) != G_MAXUINT32 * 5LL);

  fail_if (gst_util_uint64_scale (G_MAXUINT32, 1, 5) != G_MAXUINT32 / 5LL);

  fail_if (gst_util_uint64_scale (G_MAXUINT32, 2, 10) != G_MAXUINT32 / 5LL);

  /* not quite overflow */

  fail_if (gst_util_uint64_scale (G_MAXUINT64 - 1, 10, 10) != G_MAXUINT64 - 1);

  fail_if (gst_util_uint64_scale (G_MAXUINT64 - 1, G_MAXUINT32,

          G_MAXUINT32) != G_MAXUINT64 - 1);

  fail_if (gst_util_uint64_scale (G_MAXUINT64 - 100, G_MAXUINT32,

          G_MAXUINT32) != G_MAXUINT64 - 100);

  fail_if (gst_util_uint64_scale (G_MAXUINT64 - 1, 10, 10) != G_MAXUINT64 - 1);

  fail_if (gst_util_uint64_scale (G_MAXUINT64 - 1, G_MAXUINT64,

          G_MAXUINT64) != G_MAXUINT64 - 1);

  fail_if (gst_util_uint64_scale (G_MAXUINT64 - 100, G_MAXUINT64,

          G_MAXUINT64) != G_MAXUINT64 - 100);

  /* overflow */

  fail_if (gst_util_uint64_scale (G_MAXUINT64 - 1, 10, 1) != G_MAXUINT64);

  fail_if (gst_util_uint64_scale (G_MAXUINT64 - 1, G_MAXUINT64,

          1) != G_MAXUINT64);

  std_log(LOG_FILENAME_LINE, "Test Successful");

  create_xml(0);

}

void test_math_scale_random()

{

  guint64 val, num, denom, res;

  GRand *rand;

  gint i;

  xmlfile = "gstutils_test_math_scale_random";

  std_log(LOG_FILENAME_LINE, "Test Started gstutils_test_math_scale_random");

  rand = g_rand_new ();

  i = 100000;

  while (i--) {

    guint64 check, diff;

    val = ((guint64) g_rand_int (rand)) << 32 | g_rand_int (rand);

    num = ((guint64) g_rand_int (rand)) << 32 | g_rand_int (rand);

    denom = ((guint64) g_rand_int (rand)) << 32 | g_rand_int (rand);

    res = gst_util_uint64_scale (val, num, denom);

    check = gst_gdouble_to_guint64 (gst_guint64_to_gdouble (val) *

        gst_guint64_to_gdouble (num) / gst_guint64_to_gdouble (denom));

    if (res < G_MAXUINT64 && check < G_MAXUINT64) {

      if (res > check)

        diff = res - check;

      else

        diff = check - res;

      /* some arbitrary value, really.. someone do the proper math to get

       * the upper bound */

      if (diff > 20000)

        fail_if (diff > 20000);

    }

  }

  g_rand_free (rand);

  std_log(LOG_FILENAME_LINE, "Test Successful");

  create_xml(0);

}

void test_guint64_to_gdouble()

{ 

   guint64 from[] = { 0, 1, 100, 10000, (guint64) (1) << 63,

    ((guint64) (1) << 63) + 1,

    ((guint64) (1) << 63) + (G_GINT64_CONSTANT (1) << 62)

  };

  gdouble to[] = { 0., 1., 100., 10000., 9223372036854775808.,

    9223372036854775809., 13835058055282163712.

  };

  gdouble tolerance[] = { 0., 0., 0., 0., 0., 1., 1. };

  gint i;

  gdouble result;

  gdouble delta;

  xmlfile = "gstutils_test_guint64_to_gdouble";

    std_log(LOG_FILENAME_LINE, "Test Started gstutils_test_guint64_to_gdouble");

  for (i = 0; i < G_N_ELEMENTS (from); ++i) {

    result = gst_util_guint64_to_gdouble (from[i]);

    delta = ABS (to[i] - result);

    fail_unless (delta <= tolerance[i],

        "Could not convert %d: %" G_GUINT64_FORMAT

        " -> %f, got %f instead, delta of %e with tolerance of %e",

        i, from[i], to[i], result, delta, tolerance[i]);

  }

  std_log(LOG_FILENAME_LINE, "Test Successful");

  create_xml(0);

}

void test_gdouble_to_guint64()

{ 

  gdouble from[] = { 0., 1., 100., 10000., 9223372036854775808.,

    9223372036854775809., 13835058055282163712.

  };

  guint64 to[] = { 0, 1, 100, 10000, (guint64) (1) << 63,

    ((guint64) (1) << 63) + 1,

    ((guint64) (1) << 63) + (G_GINT64_CONSTANT (1) << 62)

  };

  guint64 tolerance[] = { 0, 0, 0, 0, 0, 1, 1 };

  gint i;

  gdouble result;

  guint64 delta;

  xmlfile = "gstutils_test_gdouble_to_guint64";

    std_log(LOG_FILENAME_LINE, "Test Started gstutils_test_gdouble_to_guint64");

  for (i = 0; i < G_N_ELEMENTS (from); ++i) {

    result = gst_util_gdouble_to_guint64 (from[i]);

    delta = ABS (to[i] - result);

    fail_unless (delta <= tolerance[i],

        "Could not convert %f: %" G_GUINT64_FORMAT

        " -> %d, got %d instead, delta of %e with tolerance of %e",

        i, from[i], to[i], result, delta, tolerance[i]);

  }

  std_log(LOG_FILENAME_LINE, "Test Successful");

  create_xml(0);

}

#ifndef GST_DISABLE_PARSE

void test_parse_bin_from_description()

{

  struct

  {

    const gchar *bin_desc;

    const gchar *pad_names;

  } bin_tests[] = {

    {

    "identity", "identity0/sink,identity0/src"}, {

    "identity ! identity ! identity", "identity1/sink,identity3/src"}, {

    "identity ! fakesink", "identity4/sink"}, {

    "fakesrc ! identity", "identity5/src"}, {

    "fakesrc ! fakesink", ""}

  };

  gint i;

  xmlfile = "gstutils_test_parse_bin_from_description";

  std_log(LOG_FILENAME_LINE, "Test Started gstutils_test_parse_bin_from_description");

  for (i = 0; i < G_N_ELEMENTS (bin_tests); ++i) {

    GstElement *bin, *parent;

    GString *s;

    GstPad *ghost_pad, *target_pad;

    GError *err = NULL;

    bin = gst_parse_bin_from_description (bin_tests[i].bin_desc, TRUE, &err);

    if (err) {

      g_error ("ERROR in gst_parse_bin_from_description (%s): %s",

          bin_tests[i].bin_desc, err->message);

    }

    g_assert (bin != NULL);

    s = g_string_new ("");

    if ((ghost_pad = gst_element_get_pad (bin, "sink"))) {

      g_assert (GST_IS_GHOST_PAD (ghost_pad));

      target_pad = gst_ghost_pad_get_target (GST_GHOST_PAD (ghost_pad));

      g_assert (target_pad != NULL);

      g_assert (GST_IS_PAD (target_pad));

      parent = gst_pad_get_parent_element (target_pad);

      g_assert (parent != NULL);

      g_string_append_printf (s, "%s/sink", GST_ELEMENT_NAME (parent));

      gst_object_unref (parent);

      gst_object_unref (target_pad);

      gst_object_unref (ghost_pad);

    }

    if ((ghost_pad = gst_element_get_pad (bin, "src"))) {

      g_assert (GST_IS_GHOST_PAD (ghost_pad));

      target_pad = gst_ghost_pad_get_target (GST_GHOST_PAD (ghost_pad));

      g_assert (target_pad != NULL);

      g_assert (GST_IS_PAD (target_pad));

      parent = gst_pad_get_parent_element (target_pad);

      g_assert (parent != NULL);

      if (s->len > 0) {

        g_string_append (s, ",");

      }

      g_string_append_printf (s, "%s/src", GST_ELEMENT_NAME (parent));

      gst_object_unref (parent);

      gst_object_unref (target_pad);

      gst_object_unref (ghost_pad);

    }

    if (strcmp (s->str, bin_tests[i].pad_names) != 0) {

      g_error ("FAILED: expted '%s', got '%s' for bin '%s'",

          bin_tests[i].pad_names, s->str, bin_tests[i].bin_desc);

    }

    g_string_free (s, TRUE);

    gst_object_unref (bin);

  }

  std_log(LOG_FILENAME_LINE, "Test Successful");

  create_xml(0);

}

#endif

void test_element_found_tags()

{

  GstElement *pipeline, *fakesrc, *fakesink;

  GstTagList *list;

  GstBus *bus;

  GstMessage *message;

  xmlfile = "gstutils_test_element_found_tags";

  std_log(LOG_FILENAME_LINE, "Test Started gstutils_test_element_found_tags");

  pipeline = gst_element_factory_make ("pipeline", NULL);

  fakesrc = gst_element_factory_make ("fakesrc", NULL);

  fakesink = gst_element_factory_make ("fakesink", NULL);

  list = gst_tag_list_new ();

  g_object_set (fakesrc, "num-buffers", (int) 10, NULL);

  gst_bin_add_many (GST_BIN (pipeline), fakesrc, fakesink, NULL);

  gst_element_link (fakesrc, fakesink);

  gst_element_set_state (pipeline, GST_STATE_PLAYING);

  gst_element_found_tags (GST_ELEMENT (fakesrc), list);

  bus = gst_element_get_bus (pipeline);

  message = gst_bus_poll (bus, GST_MESSAGE_EOS, -1);

  gst_message_unref (message);

  gst_object_unref (bus);

  /* FIXME: maybe also check if the fakesink receives the message */