tests/gobject/paramspec-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
  33 static void
  34 test_param_spec_char (void)
  35 {
  36   GParamSpec *pspec;
  37   GValue value = G_VALUE_INIT;
  38   gboolean modified;
  39
  40   pspec = g_param_spec_char ("char", "nick", "blurb",
  41                              20, 40, 30, G_PARAM_READWRITE);
  42
  43   g_assert (strcmp (g_param_spec_get_name (pspec), "char") == 0);
  44   g_assert (strcmp (g_param_spec_get_nick (pspec), "nick") == 0);
  45   g_assert (strcmp (g_param_spec_get_blurb (pspec), "blurb") == 0);
  46
  47   g_value_init (&value, G_TYPE_CHAR);
  48   g_value_set_char (&value, 30);
  49
  50   g_assert (g_param_value_defaults (pspec, &value));
  51
  52   g_value_set_char (&value, 0);
  53   modified = g_param_value_validate (pspec, &value);
  54   g_assert (modified && g_value_get_char (&value) == 20);
  55
  56   g_value_set_char (&value, 20);
  57   modified = g_param_value_validate (pspec, &value);
  58   g_assert (!modified && g_value_get_char (&value) == 20);
  59
  60   g_value_set_char (&value, 40);
  61   modified = g_param_value_validate (pspec, &value);
  62   g_assert (!modified && g_value_get_char (&value) == 40);
  63
  64   g_value_set_char (&value, 60);
  65   modified = g_param_value_validate (pspec, &value);
  66   g_assert (modified && g_value_get_char (&value) == 40);
  67
  68   g_value_set_schar (&value, 0);
  69   modified = g_param_value_validate (pspec, &value);
  70   g_assert (modified && g_value_get_schar (&value) == 20);
  71
  72   g_value_set_schar (&value, 20);
  73   modified = g_param_value_validate (pspec, &value);
  74   g_assert (!modified && g_value_get_schar (&value) == 20);
  75
  76   g_value_set_schar (&value, 40);
  77   modified = g_param_value_validate (pspec, &value);
  78   g_assert (!modified && g_value_get_schar (&value) == 40);
  79
  80   g_value_set_schar (&value, 60);
  81   modified = g_param_value_validate (pspec, &value);
  82   g_assert (modified && g_value_get_schar (&value) == 40);
  83
  84   g_param_spec_unref (pspec);
  85 }
  86
  87 static void
  88 test_param_spec_string (void)
  89 {
  90   GParamSpec *pspec;
  91   GValue value = G_VALUE_INIT;
  92   gboolean modified;
  93
  94   pspec = g_param_spec_string ("string", "nick", "blurb",
  95                                NULL, G_PARAM_READWRITE);
  96   g_value_init (&value, G_TYPE_STRING);
  97
  98   g_value_set_string (&value, "foobar");
  99   modified = g_param_value_validate (pspec, &value);
 100   g_assert (!modified);
 101
 102   g_value_set_string (&value, "");
 103   modified = g_param_value_validate (pspec, &value);
 104   g_assert (!modified && g_value_get_string (&value) != NULL);
 105
 106   /* test ensure_non_null */
 107
 108   G_PARAM_SPEC_STRING (pspec)->ensure_non_null = TRUE;
 109
 110   g_value_set_string (&value, NULL);
 111   modified = g_param_value_validate (pspec, &value);
 112   g_assert (modified && g_value_get_string (&value) != NULL);
 113
 114   G_PARAM_SPEC_STRING (pspec)->ensure_non_null = FALSE;
 115
 116   /* test null_fold_if_empty */
 117
 118   G_PARAM_SPEC_STRING (pspec)->null_fold_if_empty = TRUE;
 119
 120   g_value_set_string (&value, "");
 121   modified = g_param_value_validate (pspec, &value);
 122   g_assert (modified && g_value_get_string (&value) == NULL);
 123
 124   g_value_set_static_string (&value, "");
 125   modified = g_param_value_validate (pspec, &value);
 126   g_assert (modified && g_value_get_string (&value) == NULL);
 127
 128   G_PARAM_SPEC_STRING (pspec)->null_fold_if_empty = FALSE;
 129
 130   /* test cset_first */
 131
 132   G_PARAM_SPEC_STRING (pspec)->cset_first = g_strdup ("abc");
 133   G_PARAM_SPEC_STRING (pspec)->substitutor = '-';
 134
 135   g_value_set_string (&value, "ABC");
 136   modified = g_param_value_validate (pspec, &value);
 137   g_assert (modified && g_value_get_string (&value)[0] == '-');
 138
 139   g_value_set_static_string (&value, "ABC");
 140   modified = g_param_value_validate (pspec, &value);
 141   g_assert (modified && g_value_get_string (&value)[0] == '-');
 142
 143   /* test cset_nth */
 144
 145   G_PARAM_SPEC_STRING (pspec)->cset_nth = g_strdup ("abc");
 146
 147   g_value_set_string (&value, "aBC");
 148   modified = g_param_value_validate (pspec, &value);
 149   g_assert (modified && g_value_get_string (&value)[1] == '-');
 150
 151   g_value_set_static_string (&value, "aBC");
 152   modified = g_param_value_validate (pspec, &value);
 153   g_assert (modified && g_value_get_string (&value)[1] == '-');
 154
 155   g_value_unset (&value);
 156   g_param_spec_unref (pspec);
 157 }
 158
 159 static void
 160 test_param_spec_override (void)
 161 {
 162   GParamSpec *ospec, *pspec;
 163   GValue value = G_VALUE_INIT;
 164   gboolean modified;
 165
 166   ospec = g_param_spec_char ("char", "nick", "blurb",
 167                              20, 40, 30, G_PARAM_READWRITE);
 168
 169   pspec = g_param_spec_override ("override", ospec);
 170
 171   g_assert (strcmp (g_param_spec_get_name (pspec), "override") == 0);
 172   g_assert (strcmp (g_param_spec_get_nick (pspec), "nick") == 0);
 173   g_assert (strcmp (g_param_spec_get_blurb (pspec), "blurb") == 0);
 174
 175   g_value_init (&value, G_TYPE_CHAR);
 176   g_value_set_char (&value, 30);
 177
 178   g_assert (g_param_value_defaults (pspec, &value));
 179
 180   g_value_set_char (&value, 0);
 181   modified = g_param_value_validate (pspec, &value);
 182   g_assert (modified && g_value_get_char (&value) == 20);
 183
 184   g_value_set_char (&value, 20);
 185   modified = g_param_value_validate (pspec, &value);
 186   g_assert (!modified && g_value_get_char (&value) == 20);
 187
 188   g_value_set_char (&value, 40);
 189   modified = g_param_value_validate (pspec, &value);
 190   g_assert (!modified && g_value_get_char (&value) == 40);
 191
 192   g_value_set_char (&value, 60);
 193   modified = g_param_value_validate (pspec, &value);
 194   g_assert (modified && g_value_get_char (&value) == 40);
 195
 196   g_param_spec_unref (pspec);
 197   g_param_spec_unref (ospec);
 198 }
 199
 200 static void
 201 test_param_spec_gtype (void)
 202 {
 203   GParamSpec *pspec;
 204   GValue value = G_VALUE_INIT;
 205   gboolean modified;
 206
 207   pspec = g_param_spec_gtype ("gtype", "nick", "blurb",
 208                               G_TYPE_PARAM, G_PARAM_READWRITE);
 209
 210   g_value_init (&value, G_TYPE_GTYPE);
 211   g_value_set_gtype (&value, G_TYPE_PARAM);
 212
 213   g_assert (g_param_value_defaults (pspec, &value));
 214
 215   g_value_set_gtype (&value, G_TYPE_INT);
 216   modified = g_param_value_validate (pspec, &value);
 217   g_assert (modified && g_value_get_gtype (&value) == G_TYPE_PARAM);
 218
 219   g_value_set_gtype (&value, G_TYPE_PARAM_INT);
 220   modified = g_param_value_validate (pspec, &value);
 221   g_assert (!modified && g_value_get_gtype (&value) == G_TYPE_PARAM_INT);
 222
 223   g_param_spec_unref (pspec);
 224 }
 225
 226 static void
 227 test_param_spec_variant (void)
 228 {
 229   GParamSpec *pspec;
 230   GValue value = G_VALUE_INIT;
 231   GValue value2 = G_VALUE_INIT;
 232   GValue value3 = G_VALUE_INIT;
 233   GValue value4 = G_VALUE_INIT;
 234   GValue value5 = G_VALUE_INIT;
 235   gboolean modified;
 236
 237   pspec = g_param_spec_variant ("variant", "nick", "blurb",
 238                                 G_VARIANT_TYPE ("i"),
 239                                 g_variant_new_int32 (42),
 240                                 G_PARAM_READWRITE);
 241
 242   g_value_init (&value, G_TYPE_VARIANT);
 243   g_value_set_variant (&value, g_variant_new_int32 (42));
 244
 245   g_value_init (&value2, G_TYPE_VARIANT);
 246   g_value_set_variant (&value2, g_variant_new_int32 (43));
 247
 248   g_value_init (&value3, G_TYPE_VARIANT);
 249   g_value_set_variant (&value3, g_variant_new_int16 (42));
 250
 251   g_value_init (&value4, G_TYPE_VARIANT);
 252   g_value_set_variant (&value4, g_variant_new_parsed ("[@u 15, @u 10]"));
 253
 254   g_value_init (&value5, G_TYPE_VARIANT);
 255   g_value_set_variant (&value5, NULL);
 256
 257   g_assert_true (g_param_value_defaults (pspec, &value));
 258   g_assert_false (g_param_value_defaults (pspec, &value2));
 259   g_assert_false (g_param_value_defaults (pspec, &value3));
 260   g_assert_false (g_param_value_defaults (pspec, &value4));
 261   g_assert_false (g_param_value_defaults (pspec, &value5));
 262
 263   modified = g_param_value_validate (pspec, &value);
 264   g_assert_false (modified);
 265
 266   g_value_reset (&value);
 267   g_value_set_variant (&value, g_variant_new_uint32 (41));
 268   modified = g_param_value_validate (pspec, &value);
 269   g_assert_true (modified);
 270   g_assert_cmpint (g_variant_get_int32 (g_value_get_variant (&value)), ==, 42);
 271   g_value_unset (&value);
 272
 273   g_value_unset (&value5);
 274   g_value_unset (&value4);
 275   g_value_unset (&value3);
 276   g_value_unset (&value2);
 277
 278   g_param_spec_unref (pspec);
 279 }
 280
 281 /* Test g_param_values_cmp() for #GParamSpecVariant. */
 282 static void
 283 test_param_spec_variant_cmp (void)
 284 {
 285   const struct
 286     {
 287       const GVariantType *pspec_type;
 288       const gchar *v1;
 289       enum
 290         {
 291           LESS_THAN = -1,
 292           EQUAL = 0,
 293           GREATER_THAN = 1,
 294           NOT_EQUAL,
 295         } expected_result;
 296       const gchar *v2;
 297     }
 298   vectors[] =
 299     {
 300       { G_VARIANT_TYPE ("i"), "@i 1", LESS_THAN, "@i 2" },
 301       { G_VARIANT_TYPE ("i"), "@i 2", EQUAL, "@i 2" },
 302       { G_VARIANT_TYPE ("i"), "@i 3", GREATER_THAN, "@i 2" },
 303       { G_VARIANT_TYPE ("i"), NULL, LESS_THAN, "@i 2" },
 304       { G_VARIANT_TYPE ("i"), NULL, EQUAL, NULL },
 305       { G_VARIANT_TYPE ("i"), "@i 1", GREATER_THAN, NULL },
 306       { G_VARIANT_TYPE ("i"), "@u 1", LESS_THAN, "@u 2" },
 307       { G_VARIANT_TYPE ("i"), "@as ['hi']", NOT_EQUAL, "@u 2" },
 308       { G_VARIANT_TYPE ("i"), "@as ['hi']", NOT_EQUAL, "@as ['there']" },
 309       { G_VARIANT_TYPE ("i"), "@as ['hi']", EQUAL, "@as ['hi']" },
 310     };
 311   gsize i;
 312
 313   for (i = 0; i < G_N_ELEMENTS (vectors); i++)
 314     {
 315       GParamSpec *pspec;
 316       GValue v1 = G_VALUE_INIT;
 317       GValue v2 = G_VALUE_INIT;
 318       gint cmp;
 319
 320       pspec = g_param_spec_variant ("variant", "nick", "blurb",
 321                                     vectors[i].pspec_type,
 322                                     NULL,
 323                                     G_PARAM_READWRITE);
 324
 325       g_value_init (&v1, G_TYPE_VARIANT);
 326       g_value_set_variant (&v1, (vectors[i].v1 != NULL) ? g_variant_new_parsed (vectors[i].v1) : NULL);
 327
 328       g_value_init (&v2, G_TYPE_VARIANT);
 329       g_value_set_variant (&v2, (vectors[i].v2 != NULL) ? g_variant_new_parsed (vectors[i].v2) : NULL);
 330
 331       cmp = g_param_values_cmp (pspec, &v1, &v2);
 332
 333       switch (vectors[i].expected_result)
 334         {
 335         case LESS_THAN:
 336         case EQUAL:
 337         case GREATER_THAN:
 338           g_assert_cmpint (cmp, ==, vectors[i].expected_result);
 339           break;
 340         case NOT_EQUAL:
 341           g_assert_cmpint (cmp, !=, 0);
 342           break;
 343         default:
 344           g_assert_not_reached ();
 345         }
 346
 347       g_value_unset (&v2);
 348       g_value_unset (&v1);
 349       g_param_spec_unref (pspec);
 350     }
 351 }
 352
 353 int
 354 main (int argc, char *argv[])
 355 {
 356   g_test_init (&argc, &argv, NULL);
 357
 358   g_test_add_func ("/paramspec/char", test_param_spec_char);
 359   g_test_add_func ("/paramspec/string", test_param_spec_string);
 360   g_test_add_func ("/paramspec/override", test_param_spec_override);
 361   g_test_add_func ("/paramspec/gtype", test_param_spec_gtype);
 362   g_test_add_func ("/paramspec/variant", test_param_spec_variant);
 363   g_test_add_func ("/paramspec/variant/cmp", test_param_spec_variant_cmp);
 364
 365   return g_test_run ();
 366 }