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