tests/gobject/gvalue-test.c

   1 /* GLIB - Library of useful routines for C programming
   2  * Copyright (C) 1995-1997  Peter Mattis, Spencer Kimball and Josh MacDonald
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the
  16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17  * Boston, MA 02111-1307, USA.
  18  */
  19
  20 /*
  21  * Modified by the GLib Team and others 1997-2000.  See the AUTHORS
  22  * file for a list of people on the GLib Team.  See the ChangeLog
  23  * files for a list of changes.  These files are distributed with
  24  * GLib at ftp://ftp.gtk.org/pub/gtk/.
  25  */
  26
  27 #undef G_DISABLE_ASSERT
  28 #undef G_LOG_DOMAIN
  29
  30 #include <string.h>
  31
  32 #include <glib.h>
  33 #include <glib-object.h>
  34 #include "gobject/gvaluecollector.h"
  35
  36 static void
  37 test_enum_transformation (void)
  38 {
  39   GType type;
  40   GValue orig = G_VALUE_INIT;
  41   GValue xform = G_VALUE_INIT;
  42   GEnumValue values[] = { {0,"0","0"}, {1,"1","1"}};
  43
  44  type = g_enum_register_static ("TestEnum", values);
  45
  46  g_value_init (&orig, type);
  47  g_value_set_enum (&orig, 1);
  48
  49  memset (&xform, 0, sizeof (GValue));
  50  g_value_init (&xform, G_TYPE_CHAR);
  51  g_value_transform (&orig, &xform);
  52  g_assert (g_value_get_char (&xform) == 1);
  53  g_assert (g_value_get_schar (&xform) == 1);
  54
  55  memset (&xform, 0, sizeof (GValue));
  56  g_value_init (&xform, G_TYPE_UCHAR);
  57  g_value_transform (&orig, &xform);
  58  g_assert (g_value_get_uchar (&xform) == 1);
  59
  60  memset (&xform, 0, sizeof (GValue));
  61  g_value_init (&xform, G_TYPE_INT);
  62  g_value_transform (&orig, &xform);
  63  g_assert (g_value_get_int (&xform) == 1);
  64
  65  memset (&xform, 0, sizeof (GValue));
  66  g_value_init (&xform, G_TYPE_UINT);
  67  g_value_transform (&orig, &xform);
  68  g_assert (g_value_get_uint (&xform) == 1);
  69
  70  memset (&xform, 0, sizeof (GValue));
  71  g_value_init (&xform, G_TYPE_LONG);
  72  g_value_transform (&orig, &xform);
  73  g_assert (g_value_get_long (&xform) == 1);
  74
  75  memset (&xform, 0, sizeof (GValue));
  76  g_value_init (&xform, G_TYPE_ULONG);
  77  g_value_transform (&orig, &xform);
  78  g_assert (g_value_get_ulong (&xform) == 1);
  79
  80  memset (&xform, 0, sizeof (GValue));
  81  g_value_init (&xform, G_TYPE_INT64);
  82  g_value_transform (&orig, &xform);
  83  g_assert (g_value_get_int64 (&xform) == 1);
  84
  85  memset (&xform, 0, sizeof (GValue));
  86  g_value_init (&xform, G_TYPE_UINT64);
  87  g_value_transform (&orig, &xform);
  88  g_assert (g_value_get_uint64 (&xform) == 1);
  89 }
  90
  91
  92 static void
  93 test_gtype_value (void)
  94 {
  95   GType type;
  96   GValue value = G_VALUE_INIT;
  97   GValue copy = G_VALUE_INIT;
  98
  99   g_value_init (&value, G_TYPE_GTYPE);
 100
 101   g_value_set_gtype (&value, G_TYPE_BOXED);
 102   type = g_value_get_gtype (&value);
 103   g_assert (type == G_TYPE_BOXED);
 104
 105   g_value_init (&copy, G_TYPE_GTYPE);
 106   g_value_copy (&value, &copy);
 107   type = g_value_get_gtype (&copy);
 108   g_assert (type == G_TYPE_BOXED);
 109 }
 110
 111 static gchar *
 112 collect (GValue *value, ...)
 113 {
 114   gchar *error;
 115   va_list var_args;
 116
 117   error = NULL;
 118
 119   va_start (var_args, value);
 120   G_VALUE_COLLECT (value, var_args, 0, &error);
 121   va_end (var_args);
 122
 123   return error;
 124 }
 125
 126 static gchar *
 127 lcopy (GValue *value, ...)
 128 {
 129   gchar *error;
 130   va_list var_args;
 131
 132   error = NULL;
 133
 134   va_start (var_args, value);
 135   G_VALUE_LCOPY (value, var_args, 0, &error);
 136   va_end (var_args);
 137
 138   return error;
 139 }
 140
 141 static void
 142 test_collection (void)
 143 {
 144   GValue value = G_VALUE_INIT;
 145   gchar *error;
 146
 147   g_value_init (&value, G_TYPE_CHAR);
 148   error = collect (&value, 'c');
 149   g_assert (error == NULL);
 150   g_assert (g_value_get_char (&value) == 'c');
 151
 152   g_value_unset (&value);
 153   g_value_init (&value, G_TYPE_UCHAR);
 154   error = collect (&value, 129);
 155   g_assert (error == NULL);
 156   g_assert (g_value_get_uchar (&value) == 129);
 157
 158   g_value_unset (&value);
 159   g_value_init (&value, G_TYPE_BOOLEAN);
 160   error = collect (&value, TRUE);
 161   g_assert (error == NULL);
 162   g_assert (g_value_get_boolean (&value) == TRUE);
 163
 164   g_value_unset (&value);
 165   g_value_init (&value, G_TYPE_INT);
 166   error = collect (&value, G_MAXINT);
 167   g_assert (error == NULL);
 168   g_assert (g_value_get_int (&value) == G_MAXINT);
 169
 170   g_value_unset (&value);
 171   g_value_init (&value, G_TYPE_UINT);
 172   error = collect (&value, G_MAXUINT);
 173   g_assert (error == NULL);
 174   g_assert (g_value_get_uint (&value) == G_MAXUINT);
 175
 176   g_value_unset (&value);
 177   g_value_init (&value, G_TYPE_LONG);
 178   error = collect (&value, G_MAXLONG);
 179   g_assert (error == NULL);
 180   g_assert (g_value_get_long (&value) == G_MAXLONG);
 181
 182   g_value_unset (&value);
 183   g_value_init (&value, G_TYPE_ULONG);
 184   error = collect (&value, G_MAXULONG);
 185   g_assert (error == NULL);
 186   g_assert (g_value_get_ulong (&value) == G_MAXULONG);
 187
 188   g_value_unset (&value);
 189   g_value_init (&value, G_TYPE_INT64);
 190   error = collect (&value, G_MAXINT64);
 191   g_assert (error == NULL);
 192   g_assert (g_value_get_int64 (&value) == G_MAXINT64);
 193
 194   g_value_unset (&value);
 195   g_value_init (&value, G_TYPE_UINT64);
 196   error = collect (&value, G_MAXUINT64);
 197   g_assert (error == NULL);
 198   g_assert (g_value_get_uint64 (&value) == G_MAXUINT64);
 199
 200   g_value_unset (&value);
 201   g_value_init (&value, G_TYPE_FLOAT);
 202   error = collect (&value, G_MAXFLOAT);
 203   g_assert (error == NULL);
 204   g_assert (g_value_get_float (&value) == G_MAXFLOAT);
 205
 206   g_value_unset (&value);
 207   g_value_init (&value, G_TYPE_DOUBLE);
 208   error = collect (&value, G_MAXDOUBLE);
 209   g_assert (error == NULL);
 210   g_assert (g_value_get_double (&value) == G_MAXDOUBLE);
 211
 212   g_value_unset (&value);
 213   g_value_init (&value, G_TYPE_STRING);
 214   error = collect (&value, "string ?");
 215   g_assert (error == NULL);
 216   g_assert (strcmp (g_value_get_string (&value), "string ?") == 0);
 217
 218   g_value_unset (&value);
 219   g_value_init (&value, G_TYPE_GTYPE);
 220   error = collect (&value, G_TYPE_BOXED);
 221   g_assert (error == NULL);
 222   g_assert (g_value_get_gtype (&value) == G_TYPE_BOXED);
 223
 224   g_value_unset (&value);
 225   g_value_init (&value, G_TYPE_VARIANT);
 226   error = collect (&value, g_variant_new_uint32 (42));
 227   g_assert (error == NULL);
 228   g_assert (g_variant_is_of_type (g_value_get_variant (&value), G_VARIANT_TYPE ("u")));
 229   g_assert_cmpuint (g_variant_get_uint32 (g_value_get_variant (&value)), ==, 42);
 230
 231   g_value_unset (&value);
 232 }
 233
 234 static void
 235 test_copying (void)
 236 {
 237   GValue value = G_VALUE_INIT;
 238   gchar *error;
 239
 240   {
 241     gchar c = 0;
 242
 243     g_value_init (&value, G_TYPE_CHAR);
 244     g_value_set_char (&value, 'c');
 245     error = lcopy (&value, &c);
 246     g_assert (error == NULL);
 247     g_assert (c == 'c');
 248   }
 249
 250   {
 251     guchar c = 0;
 252
 253     g_value_unset (&value);
 254     g_value_init (&value, G_TYPE_UCHAR);
 255     g_value_set_uchar (&value, 129);
 256     error = lcopy (&value, &c);
 257     g_assert (error == NULL);
 258     g_assert (c == 129);
 259   }
 260
 261   {
 262     gint c = 0;
 263
 264     g_value_unset (&value);
 265     g_value_init (&value, G_TYPE_INT);
 266     g_value_set_int (&value, G_MAXINT);
 267     error = lcopy (&value, &c);
 268     g_assert (error == NULL);
 269     g_assert (c == G_MAXINT);
 270   }
 271
 272   {
 273     guint c = 0;
 274
 275     g_value_unset (&value);
 276     g_value_init (&value, G_TYPE_UINT);
 277     g_value_set_uint (&value, G_MAXUINT);
 278     error = lcopy (&value, &c);
 279     g_assert (error == NULL);
 280     g_assert (c == G_MAXUINT);
 281   }
 282
 283   {
 284     glong c = 0;
 285
 286     g_value_unset (&value);
 287     g_value_init (&value, G_TYPE_LONG);
 288     g_value_set_long (&value, G_MAXLONG);
 289     error = lcopy (&value, &c);
 290     g_assert (error == NULL);
 291     g_assert (c == G_MAXLONG);
 292   }
 293
 294   {
 295     gulong c = 0;
 296
 297     g_value_unset (&value);
 298     g_value_init (&value, G_TYPE_ULONG);
 299     g_value_set_ulong (&value, G_MAXULONG);
 300     error = lcopy (&value, &c);
 301     g_assert (error == NULL);
 302     g_assert (c == G_MAXULONG);
 303   }
 304
 305   {
 306     gint64 c = 0;
 307
 308     g_value_unset (&value);
 309     g_value_init (&value, G_TYPE_INT64);
 310     g_value_set_int64 (&value, G_MAXINT64);
 311     error = lcopy (&value, &c);
 312     g_assert (error == NULL);
 313     g_assert (c == G_MAXINT64);
 314   }
 315
 316   {
 317     guint64 c = 0;
 318
 319     g_value_unset (&value);
 320     g_value_init (&value, G_TYPE_UINT64);
 321     g_value_set_uint64 (&value, G_MAXUINT64);
 322     error = lcopy (&value, &c);
 323     g_assert (error == NULL);
 324     g_assert (c == G_MAXUINT64);
 325   }
 326
 327   {
 328     gfloat c = 0;
 329
 330     g_value_unset (&value);
 331     g_value_init (&value, G_TYPE_FLOAT);
 332     g_value_set_float (&value, G_MAXFLOAT);
 333     error = lcopy (&value, &c);
 334     g_assert (error == NULL);
 335     g_assert (c == G_MAXFLOAT);
 336   }
 337
 338   {
 339     gdouble c = 0;
 340
 341     g_value_unset (&value);
 342     g_value_init (&value, G_TYPE_DOUBLE);
 343     g_value_set_double (&value, G_MAXDOUBLE);
 344     error = lcopy (&value, &c);
 345     g_assert (error == NULL);
 346     g_assert (c == G_MAXDOUBLE);
 347   }
 348
 349   {
 350     gchar *c = NULL;
 351
 352     g_value_unset (&value);
 353     g_value_init (&value, G_TYPE_STRING);
 354     g_value_set_string (&value, "string ?");
 355     error = lcopy (&value, &c);
 356     g_assert (error == NULL);
 357     g_assert (strcmp (c, "string ?") == 0);
 358     g_free (c);
 359   }
 360
 361   {
 362     GType c = G_TYPE_NONE;
 363
 364     g_value_unset (&value);
 365     g_value_init (&value, G_TYPE_GTYPE);
 366     g_value_set_gtype (&value, G_TYPE_BOXED);
 367     error = lcopy (&value, &c);
 368     g_assert (error == NULL);
 369     g_assert (c == G_TYPE_BOXED);
 370   }
 371
 372   {
 373     GVariant *c = NULL;
 374
 375     g_value_unset (&value);
 376     g_value_init (&value, G_TYPE_VARIANT);
 377     g_value_set_variant (&value, g_variant_new_uint32 (42));
 378     error = lcopy (&value, &c);
 379     g_assert (error == NULL);
 380     g_assert (c != NULL);
 381     g_assert (g_variant_is_of_type (c, G_VARIANT_TYPE ("u")));
 382     g_assert_cmpuint (g_variant_get_uint32 (c), ==, 42);
 383     g_variant_unref (c);
 384     g_value_unset (&value);
 385   }
 386 }
 387
 388
 389 int
 390 main (int argc, char *argv[])
 391 {
 392   g_test_init (&argc, &argv, NULL);
 393
 394   g_test_add_func ("/gvalue/enum-transformation", test_enum_transformation);
 395   g_test_add_func ("/gvalue/gtype", test_gtype_value);
 396   g_test_add_func ("/gvalue/collection", test_collection);
 397   g_test_add_func ("/gvalue/copying", test_copying);
 398
 399   return g_test_run ();
 400 }