gio/tests/simple-async-result.c

   1 /*
   2  * Copyright © 2009 Ryan Lortie
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU Lesser General Public License as published
   6  * by the Free Software Foundation; either version 2 of the licence or (at
   7  * your option) any later version.
   8  *
   9  * See the included COPYING file for more information.
  10  */
  11
  12 #include <glib/glib.h>
  13 #include <gio/gio.h>
  14 #include <stdlib.h>
  15 #include <string.h>
  16
  17 static GObject      *got_source;
  18 static GAsyncResult *got_result;
  19 static gpointer      got_user_data;
  20
  21 static void
  22 ensure_destroyed (gpointer obj)
  23 {
  24   g_object_add_weak_pointer (obj, &obj);
  25   g_object_unref (obj);
  26   g_assert (obj == NULL);
  27 }
  28
  29 static void
  30 reset (void)
  31 {
  32   got_source = NULL;
  33
  34   if (got_result)
  35     ensure_destroyed (got_result);
  36
  37   got_result = NULL;
  38   got_user_data = NULL;
  39 }
  40
  41 static void
  42 check (gpointer a, gpointer b, gpointer c)
  43 {
  44   g_assert (a == got_source);
  45   g_assert (b == got_result);
  46   g_assert (c == got_user_data);
  47 }
  48
  49 static void
  50 callback_func (GObject      *source,
  51                GAsyncResult *result,
  52                gpointer      user_data)
  53 {
  54   got_source = source;
  55   got_result = g_object_ref (result);
  56   got_user_data = user_data;
  57 }
  58
  59 static gboolean
  60 test_simple_async_idle (gpointer user_data)
  61 {
  62   GSimpleAsyncResult *result;
  63   GObject *a, *b, *c;
  64   gboolean *ran = user_data;
  65
  66   a = g_object_new (G_TYPE_OBJECT, NULL);
  67   b = g_object_new (G_TYPE_OBJECT, NULL);
  68   c = g_object_new (G_TYPE_OBJECT, NULL);
  69
  70   result = g_simple_async_result_new (a, callback_func, b, test_simple_async_idle);
  71   g_assert (g_async_result_get_user_data (G_ASYNC_RESULT (result)) == b);
  72   check (NULL, NULL, NULL);
  73   g_simple_async_result_complete (result);
  74   check (a, result, b);
  75   g_object_unref (result);
  76
  77   g_assert (g_simple_async_result_is_valid (got_result, a, test_simple_async_idle));
  78   g_assert (!g_simple_async_result_is_valid (got_result, b, test_simple_async_idle));
  79   g_assert (!g_simple_async_result_is_valid (got_result, c, test_simple_async_idle));
  80   g_assert (!g_simple_async_result_is_valid (got_result, b, callback_func));
  81   g_assert (!g_simple_async_result_is_valid ((gpointer) a, NULL, NULL));
  82   reset ();
  83   reset ();
  84   reset ();
  85
  86   ensure_destroyed (a);
  87   ensure_destroyed (b);
  88   ensure_destroyed (c);
  89
  90   *ran = TRUE;
  91   return FALSE;
  92 }
  93
  94 static void
  95 test_simple_async (void)
  96 {
  97   GSimpleAsyncResult *result;
  98   GObject *a, *b;
  99   gboolean ran_test_in_idle = FALSE;
 100
 101   g_idle_add (test_simple_async_idle, &ran_test_in_idle);
 102   g_main_context_iteration (NULL, FALSE);
 103
 104   g_assert (ran_test_in_idle);
 105
 106   a = g_object_new (G_TYPE_OBJECT, NULL);
 107   b = g_object_new (G_TYPE_OBJECT, NULL);
 108
 109   result = g_simple_async_result_new (a, callback_func, b, test_simple_async);
 110   check (NULL, NULL, NULL);
 111   g_simple_async_result_complete_in_idle (result);
 112   g_object_unref (result);
 113   check (NULL, NULL, NULL);
 114   g_main_context_iteration (NULL, FALSE);
 115   check (a, result, b);
 116   reset ();
 117
 118   ensure_destroyed (a);
 119   ensure_destroyed (b);
 120 }
 121
 122 int
 123 main (int argc, char **argv)
 124 {
 125   g_type_init ();
 126   g_test_init (&argc, &argv, NULL);
 127
 128   g_test_add_func ("/gio/simple-async-result/test", test_simple_async);
 129
 130   return g_test_run();
 131 }