/* Copyright (C) 2005 Imendio AB

 * Portions copyright (c) 2006-2009 Nokia Corporation.  All rights reserved.

 * This software is provided "as is"; redistribution and modification

 * is permitted, provided that the following disclaimer is retained.

 *

 * This software 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.

 * In no event shall the authors or contributors be liable for any

 * direct, indirect, incidental, special, exemplary, or consequential

 * damages (including, but not limited to, procurement of substitute

 * goods or services; loss of use, data, or profits; or business

 * interruption) however caused and on any theory of liability, whether

 * in contract, strict liability, or tort (including negligence or

 * otherwise) arising in any way out of the use of this software, even

 * if advised of the possibility of such damage.

 */

#include <glib-object.h>

#include <unistd.h>

#ifdef __SYMBIAN32__

#include <glib_global.h>

#include "mrt2_glib2_test.h"

#endif /*__SYMBIAN32__*/

#define TEST_POINTER1   ((gpointer) 47)

#define TEST_POINTER2   ((gpointer) 49)

#define TEST_INT1       (-77)

#define TEST_INT2       (78)

/* --- GTest class --- */

typedef struct {

  GObject object;

  gint value;

  gpointer test_pointer1;

  gpointer test_pointer2;

} GTest;

typedef struct {

  GObjectClass parent_class;

  void (*test_signal1) (GTest * test, gint an_int);

  void (*test_signal2) (GTest * test, gint an_int);

} GTestClass;

#define G_TYPE_TEST                (my_test_get_type ())

#define MY_TEST(test)              (G_TYPE_CHECK_INSTANCE_CAST ((test), G_TYPE_TEST, GTest))

#define MY_IS_TEST(test)           (G_TYPE_CHECK_INSTANCE_TYPE ((test), G_TYPE_TEST))

#define MY_TEST_CLASS(tclass)      (G_TYPE_CHECK_CLASS_CAST ((tclass), G_TYPE_TEST, GTestClass))

#define MY_IS_TEST_CLASS(tclass)   (G_TYPE_CHECK_CLASS_TYPE ((tclass), G_TYPE_TEST))

#define MY_TEST_GET_CLASS(test)    (G_TYPE_INSTANCE_GET_CLASS ((test), G_TYPE_TEST, GTestClass))

G_DEFINE_TYPE (GTest, my_test, G_TYPE_OBJECT);

/* --- variables --- */

static volatile gboolean stopping = FALSE;

static guint             test_signal1 = 0;

static guint             test_signal2 = 0;

static gboolean          seen_signal_handler = FALSE;

static gboolean          seen_cleanup = FALSE;

static gboolean          seen_test_int1 = FALSE;

static gboolean          seen_test_int2 = FALSE;

static gboolean          seen_thread1 = FALSE;

static gboolean          seen_thread2 = FALSE;

/* --- functions --- */

static void

my_test_init (GTest * test)

{

  g_print ("init %p\n", test);

  test->value = 0;

  test->test_pointer1 = TEST_POINTER1;

  test->test_pointer2 = TEST_POINTER2;

}

enum {

  ARG_0,

  ARG_TEST_PROP

};

static void

my_test_set_property (GObject      *object,

                     guint         prop_id,

                     const GValue *value,

                     GParamSpec   *pspec)

{

  GTest *test = MY_TEST (object);

  switch (prop_id)

    {

    case ARG_TEST_PROP:

      test->value = g_value_get_int (value);

      break;

    default:

      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);

      break;

    }

}

static void

my_test_get_property (GObject    *object,

                     guint       prop_id,

                     GValue     *value,

                     GParamSpec *pspec)

{

  GTest *test = MY_TEST (object);

  switch (prop_id)

    {

    case ARG_TEST_PROP:

      g_value_set_int (value, test->value);

      break;

    default:

      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);

      break;

    }

}

static void

my_test_test_signal2 (GTest *test,

                      gint   an_int)

{

}

static void

my_test_emit_test_signal1 (GTest *test,

                           gint   vint)

{

  g_signal_emit (G_OBJECT (test), test_signal1, 0, vint);

}

static void

my_test_emit_test_signal2 (GTest *test,

                           gint   vint)

{

  g_signal_emit (G_OBJECT (test), test_signal2, 0, vint);

}

static void

my_test_class_init (GTestClass *klass)

{

  GObjectClass *gobject_class = G_OBJECT_CLASS (klass);

  gobject_class->set_property = my_test_set_property;

  gobject_class->get_property = my_test_get_property;

  test_signal1 = g_signal_new ("test-signal1", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST,

                               G_STRUCT_OFFSET (GTestClass, test_signal1), NULL, NULL,

                               g_cclosure_marshal_VOID__INT, G_TYPE_NONE, 1, G_TYPE_INT);

  test_signal2 = g_signal_new ("test-signal2", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST,

                               G_STRUCT_OFFSET (GTestClass, test_signal2), NULL, NULL,

                               g_cclosure_marshal_VOID__INT, G_TYPE_NONE, 1, G_TYPE_INT);

  g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_TEST_PROP,

                                   g_param_spec_int ("test-prop", "Test Prop", "Test property",

                                                     0, 1, 0, G_PARAM_READWRITE));

  klass->test_signal2 = my_test_test_signal2;

}

static inline guint32

quick_rand32 (void)

{

  static guint32 accu = 2147483563;

  accu = 1664525 * accu + 1013904223;

  return accu;

}

static void

test_closure (GClosure *closure)

{

  /* try to produce high contention in closure->ref_count */

  guint i = 0, n = quick_rand32() % 199;

  for (i = 0; i < n; i++)

    g_closure_ref (closure);

  g_closure_sink (closure); /* NOP */

  for (i = 0; i < n; i++)

    g_closure_unref (closure);

}

static gpointer

thread1_main (gpointer data)

{

  GClosure *closure = data;

  while (!stopping)

    {

      static guint count = 0;

      test_closure (closure);

      if (++count % 10 == 0)

        {

          g_printerr ("c");

          g_thread_yield(); /* force context switch */

          seen_thread1 = TRUE;

        }

    }

  return NULL;

}

static gpointer

thread2_main (gpointer data)

{

  GClosure *closure = data;

  while (!stopping)

    {

      static guint count = 0;

      test_closure (closure);

      if (++count % 10 == 0)

        {

          g_printerr ("C");

          g_thread_yield(); /* force context switch */

          seen_thread2 = TRUE;

        }

    }

  return NULL;

}

static void

test_signal_handler (GTest   *test,

                     gint     vint,

                     gpointer data)

{

  g_assert (data == TEST_POINTER2);

  g_assert (test->test_pointer1 == TEST_POINTER1);

  seen_signal_handler = TRUE;

  seen_test_int1 |= vint == TEST_INT1;

  seen_test_int2 |= vint == TEST_INT2;

}

static void

destroy_data (gpointer  data,

              GClosure *closure)

{

  seen_cleanup = data == TEST_POINTER2;

  g_assert (closure->ref_count == 0);

}

static void

test_emissions (GTest *test)

{

  my_test_emit_test_signal1 (test, TEST_INT1);

  my_test_emit_test_signal2 (test, TEST_INT2);

}

int

main (int    argc,

      char **argv)

{

  GThread *thread1, *thread2;

  GClosure *closure;

  GTest *object;

  guint i;

  #ifdef __SYMBIAN32__

  g_log_set_handler (NULL,  G_LOG_FLAG_FATAL| G_LOG_FLAG_RECURSION | G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_WARNING | G_LOG_LEVEL_MESSAGE | G_LOG_LEVEL_INFO | G_LOG_LEVEL_DEBUG, &mrtLogHandler, NULL);

  g_set_print_handler(mrtPrintHandler);

  #endif /*__SYMBIAN32__*/

  g_thread_init (NULL);

  g_print ("START: %s\n", argv[0]);

  g_log_set_always_fatal (G_LOG_LEVEL_WARNING | G_LOG_LEVEL_CRITICAL | g_log_set_always_fatal (G_LOG_FATAL_MASK));

  g_type_init ();

  object = g_object_new (G_TYPE_TEST, NULL);

  closure = g_cclosure_new (G_CALLBACK (test_signal_handler), TEST_POINTER2, destroy_data);

  g_signal_connect_closure (object, "test-signal1", closure, FALSE);

  g_signal_connect_closure (object, "test-signal2", closure, FALSE);

  stopping = FALSE;

  thread1 = g_thread_create (thread1_main, closure, TRUE, NULL);

  thread2 = g_thread_create (thread2_main, closure, TRUE, NULL);

  for (i = 0; i < 100; i++)

    {

      static guint count = 0;

      test_emissions (object);

      if (++count % 10 == 0)

        {

          g_printerr (".\n");

          g_thread_yield(); /* force context switch */

        }

    }

  stopping = TRUE;

  g_print ("\nstopping\n");

  /* wait for thread shutdown */

  g_thread_join (thread1);

  g_thread_join (thread2);

  /* finalize object, destroy signals, run cleanup code */

  g_object_unref (object);

  g_print ("stopped\n");

  g_assert (seen_thread1 != FALSE);

  g_assert (seen_thread2 != FALSE);

  g_assert (seen_test_int1 != FALSE);

  g_assert (seen_test_int2 != FALSE);

  g_assert (seen_signal_handler != FALSE);

  g_assert (seen_cleanup != FALSE);

  #if __SYMBIAN32__

  testResultXml("closures");

  #endif /* EMULATOR */

  return 0;

}