gobject/tests/signals.c

   1 #include <glib-object.h>
   2 #include "marshalers.h"
   3
   4 typedef enum {
   5   TEST_ENUM_NEGATIVE = -30,
   6   TEST_ENUM_NONE = 0,
   7   TEST_ENUM_FOO = 1,
   8   TEST_ENUM_BAR = 2
   9 } TestEnum;
  10
  11 typedef enum {
  12   TEST_UNSIGNED_ENUM_FOO = 1,
  13   TEST_UNSIGNED_ENUM_BAR = 42
  14   /* Don't test 0x80000000 for now- nothing appears to do this in
  15    * practice, and it triggers GValue/GEnum bugs on ppc64.
  16    */
  17 } TestUnsignedEnum;
  18
  19 static GType
  20 test_enum_get_type (void)
  21 {
  22   static volatile gsize g_define_type_id__volatile = 0;
  23
  24   if (g_once_init_enter (&g_define_type_id__volatile))
  25     {
  26       static const GEnumValue values[] = {
  27         { TEST_ENUM_NEGATIVE, "TEST_ENUM_NEGATIVE", "negative" },
  28         { TEST_ENUM_NONE, "TEST_ENUM_NONE", "none" },
  29         { TEST_ENUM_FOO, "TEST_ENUM_FOO", "foo" },
  30         { TEST_ENUM_BAR, "TEST_ENUM_BAR", "bar" },
  31         { 0, NULL, NULL }
  32       };
  33       GType g_define_type_id =
  34         g_enum_register_static (g_intern_static_string ("TestEnum"), values);
  35       g_once_init_leave (&g_define_type_id__volatile, g_define_type_id);
  36     }
  37
  38   return g_define_type_id__volatile;
  39 }
  40
  41 static GType
  42 test_unsigned_enum_get_type (void)
  43 {
  44   static volatile gsize g_define_type_id__volatile = 0;
  45
  46   if (g_once_init_enter (&g_define_type_id__volatile))
  47     {
  48       static const GEnumValue values[] = {
  49         { TEST_UNSIGNED_ENUM_FOO, "TEST_UNSIGNED_ENUM_FOO", "foo" },
  50         { TEST_UNSIGNED_ENUM_BAR, "TEST_UNSIGNED_ENUM_BAR", "bar" },
  51         { 0, NULL, NULL }
  52       };
  53       GType g_define_type_id =
  54         g_enum_register_static (g_intern_static_string ("TestUnsignedEnum"), values);
  55       g_once_init_leave (&g_define_type_id__volatile, g_define_type_id);
  56     }
  57
  58   return g_define_type_id__volatile;
  59 }
  60
  61
  62 static const GEnumValue my_enum_values[] =
  63 {
  64   { 1, "the first value", "one" },
  65   { 0, NULL, NULL }
  66 };
  67
  68 static const GFlagsValue my_flag_values[] =
  69 {
  70   { 1, "the first value", "one" },
  71   { 0, NULL, NULL }
  72 };
  73
  74 static GType enum_type;
  75 static GType flags_type;
  76
  77 static guint simple_id;
  78
  79 typedef struct _Test Test;
  80 typedef struct _TestClass TestClass;
  81
  82 struct _Test
  83 {
  84   GObject parent_instance;
  85 };
  86
  87 static void all_types_handler (Test *test, int i, gboolean b, char c, guchar uc, guint ui, glong l, gulong ul, gint e, guint f, float fl, double db, char *str, GParamSpec *param, GBytes *bytes, gpointer ptr, Test *obj, GVariant *var, gint64 i64, guint64 ui64);
  88
  89 struct _TestClass
  90 {
  91   GObjectClass parent_class;
  92
  93   void (* variant_changed) (Test *, GVariant *);
  94   void (* all_types) (Test *test, int i, gboolean b, char c, guchar uc, guint ui, glong l, gulong ul, gint e, guint f, float fl, double db, char *str, GParamSpec *param, GBytes *bytes, gpointer ptr, Test *obj, GVariant *var, gint64 i64, guint64 ui64);
  95   void (* all_types_null) (Test *test, int i, gboolean b, char c, guchar uc, guint ui, glong l, gulong ul, gint e, guint f, float fl, double db, char *str, GParamSpec *param, GBytes *bytes, gpointer ptr, Test *obj, GVariant *var, gint64 i64, guint64 ui64);
  96 };
  97
  98 static GType test_get_type (void);
  99 G_DEFINE_TYPE (Test, test, G_TYPE_OBJECT)
 100
 101 static void
 102 test_init (Test *test)
 103 {
 104 }
 105
 106 static void
 107 test_class_init (TestClass *klass)
 108 {
 109   guint s;
 110
 111   enum_type = g_enum_register_static ("MyEnum", my_enum_values);
 112   flags_type = g_flags_register_static ("MyFlag", my_flag_values);
 113
 114   klass->all_types = all_types_handler;
 115
 116   simple_id = g_signal_new ("simple",
 117                 G_TYPE_FROM_CLASS (klass),
 118                 G_SIGNAL_RUN_LAST,
 119                 0,
 120                 NULL, NULL,
 121                 NULL,
 122                 G_TYPE_NONE,
 123                 0);
 124   g_signal_new ("generic-marshaller-1",
 125                 G_TYPE_FROM_CLASS (klass),
 126                 G_SIGNAL_RUN_LAST,
 127                 0,
 128                 NULL, NULL,
 129                 NULL,
 130                 G_TYPE_NONE,
 131                 7,
 132                 G_TYPE_CHAR, G_TYPE_UCHAR, G_TYPE_INT, G_TYPE_LONG, G_TYPE_POINTER, G_TYPE_DOUBLE, G_TYPE_FLOAT);
 133   g_signal_new ("generic-marshaller-2",
 134                 G_TYPE_FROM_CLASS (klass),
 135                 G_SIGNAL_RUN_LAST,
 136                 0,
 137                 NULL, NULL,
 138                 NULL,
 139                 G_TYPE_NONE,
 140                 5,
 141                 G_TYPE_INT, test_enum_get_type(), G_TYPE_INT, test_unsigned_enum_get_type (), G_TYPE_INT);
 142   g_signal_new ("generic-marshaller-enum-return-signed",
 143                 G_TYPE_FROM_CLASS (klass),
 144                 G_SIGNAL_RUN_LAST,
 145                 0,
 146                 NULL, NULL,
 147                 NULL,
 148                 test_enum_get_type(),
 149                 0);
 150   g_signal_new ("generic-marshaller-enum-return-unsigned",
 151                 G_TYPE_FROM_CLASS (klass),
 152                 G_SIGNAL_RUN_LAST,
 153                 0,
 154                 NULL, NULL,
 155                 NULL,
 156                 test_unsigned_enum_get_type(),
 157                 0);
 158   g_signal_new ("generic-marshaller-int-return",
 159                 G_TYPE_FROM_CLASS (klass),
 160                 G_SIGNAL_RUN_LAST,
 161                 0,
 162                 NULL, NULL,
 163                 NULL,
 164                 G_TYPE_INT,
 165                 0);
 166   s = g_signal_new ("va-marshaller-int-return",
 167                 G_TYPE_FROM_CLASS (klass),
 168                 G_SIGNAL_RUN_LAST,
 169                 0,
 170                 NULL, NULL,
 171                 test_INT__VOID,
 172                 G_TYPE_INT,
 173                 0);
 174   g_signal_set_va_marshaller (s, G_TYPE_FROM_CLASS (klass),
 175                               test_INT__VOIDv);
 176   g_signal_new ("generic-marshaller-uint-return",
 177                 G_TYPE_FROM_CLASS (klass),
 178                 G_SIGNAL_RUN_LAST,
 179                 0,
 180                 NULL, NULL,
 181                 NULL,
 182                 G_TYPE_UINT,
 183                 0);
 184   s = g_signal_new ("va-marshaller-uint-return",
 185                 G_TYPE_FROM_CLASS (klass),
 186                 G_SIGNAL_RUN_LAST,
 187                 0,
 188                 NULL, NULL,
 189                 test_INT__VOID,
 190                 G_TYPE_UINT,
 191                 0);
 192   g_signal_set_va_marshaller (s, G_TYPE_FROM_CLASS (klass),
 193                               test_UINT__VOIDv);
 194   g_signal_new ("variant-changed-no-slot",
 195                 G_TYPE_FROM_CLASS (klass),
 196                 G_SIGNAL_RUN_LAST | G_SIGNAL_MUST_COLLECT,
 197                 0,
 198                 NULL, NULL,
 199                 g_cclosure_marshal_VOID__VARIANT,
 200                 G_TYPE_NONE,
 201                 1,
 202                 G_TYPE_VARIANT);
 203   g_signal_new ("variant-changed",
 204                 G_TYPE_FROM_CLASS (klass),
 205                 G_SIGNAL_RUN_LAST | G_SIGNAL_MUST_COLLECT,
 206                 G_STRUCT_OFFSET (TestClass, variant_changed),
 207                 NULL, NULL,
 208                 g_cclosure_marshal_VOID__VARIANT,
 209                 G_TYPE_NONE,
 210                 1,
 211                 G_TYPE_VARIANT);
 212   g_signal_new ("all-types",
 213                 G_TYPE_FROM_CLASS (klass),
 214                 G_SIGNAL_RUN_LAST,
 215                 G_STRUCT_OFFSET (TestClass, all_types),
 216                 NULL, NULL,
 217                 test_VOID__INT_BOOLEAN_CHAR_UCHAR_UINT_LONG_ULONG_ENUM_FLAGS_FLOAT_DOUBLE_STRING_PARAM_BOXED_POINTER_OBJECT_VARIANT_INT64_UINT64,
 218                 G_TYPE_NONE,
 219                 19,
 220                 G_TYPE_INT,
 221                 G_TYPE_BOOLEAN,
 222                 G_TYPE_CHAR,
 223                 G_TYPE_UCHAR,
 224                 G_TYPE_UINT,
 225                 G_TYPE_LONG,
 226                 G_TYPE_ULONG,
 227                 enum_type,
 228                 flags_type,
 229                 G_TYPE_FLOAT,
 230                 G_TYPE_DOUBLE,
 231                 G_TYPE_STRING,
 232                 G_TYPE_PARAM_LONG,
 233                 G_TYPE_BYTES,
 234                 G_TYPE_POINTER,
 235                 test_get_type (),
 236                 G_TYPE_VARIANT,
 237                 G_TYPE_INT64,
 238                 G_TYPE_UINT64);
 239   s = g_signal_new ("all-types-va",
 240                 G_TYPE_FROM_CLASS (klass),
 241                 G_SIGNAL_RUN_LAST,
 242                 G_STRUCT_OFFSET (TestClass, all_types),
 243                 NULL, NULL,
 244                 test_VOID__INT_BOOLEAN_CHAR_UCHAR_UINT_LONG_ULONG_ENUM_FLAGS_FLOAT_DOUBLE_STRING_PARAM_BOXED_POINTER_OBJECT_VARIANT_INT64_UINT64,
 245                 G_TYPE_NONE,
 246                 19,
 247                 G_TYPE_INT,
 248                 G_TYPE_BOOLEAN,
 249                 G_TYPE_CHAR,
 250                 G_TYPE_UCHAR,
 251                 G_TYPE_UINT,
 252                 G_TYPE_LONG,
 253                 G_TYPE_ULONG,
 254                 enum_type,
 255                 flags_type,
 256                 G_TYPE_FLOAT,
 257                 G_TYPE_DOUBLE,
 258                 G_TYPE_STRING,
 259                 G_TYPE_PARAM_LONG,
 260                 G_TYPE_BYTES,
 261                 G_TYPE_POINTER,
 262                 test_get_type (),
 263                 G_TYPE_VARIANT,
 264                 G_TYPE_INT64,
 265                 G_TYPE_UINT64);
 266   g_signal_set_va_marshaller (s, G_TYPE_FROM_CLASS (klass),
 267                               test_VOID__INT_BOOLEAN_CHAR_UCHAR_UINT_LONG_ULONG_ENUM_FLAGS_FLOAT_DOUBLE_STRING_PARAM_BOXED_POINTER_OBJECT_VARIANT_INT64_UINT64v);
 268
 269   g_signal_new ("all-types-generic",
 270                 G_TYPE_FROM_CLASS (klass),
 271                 G_SIGNAL_RUN_LAST,
 272                 G_STRUCT_OFFSET (TestClass, all_types),
 273                 NULL, NULL,
 274                 NULL,
 275                 G_TYPE_NONE,
 276                 19,
 277                 G_TYPE_INT,
 278                 G_TYPE_BOOLEAN,
 279                 G_TYPE_CHAR,
 280                 G_TYPE_UCHAR,
 281                 G_TYPE_UINT,
 282                 G_TYPE_LONG,
 283                 G_TYPE_ULONG,
 284                 enum_type,
 285                 flags_type,
 286                 G_TYPE_FLOAT,
 287                 G_TYPE_DOUBLE,
 288                 G_TYPE_STRING,
 289                 G_TYPE_PARAM_LONG,
 290                 G_TYPE_BYTES,
 291                 G_TYPE_POINTER,
 292                 test_get_type (),
 293                 G_TYPE_VARIANT,
 294                 G_TYPE_INT64,
 295                 G_TYPE_UINT64);
 296   g_signal_new ("all-types-null",
 297                 G_TYPE_FROM_CLASS (klass),
 298                 G_SIGNAL_RUN_LAST,
 299                 G_STRUCT_OFFSET (TestClass, all_types_null),
 300                 NULL, NULL,
 301                 test_VOID__INT_BOOLEAN_CHAR_UCHAR_UINT_LONG_ULONG_ENUM_FLAGS_FLOAT_DOUBLE_STRING_PARAM_BOXED_POINTER_OBJECT_VARIANT_INT64_UINT64,
 302                 G_TYPE_NONE,
 303                 19,
 304                 G_TYPE_INT,
 305                 G_TYPE_BOOLEAN,
 306                 G_TYPE_CHAR,
 307                 G_TYPE_UCHAR,
 308                 G_TYPE_UINT,
 309                 G_TYPE_LONG,
 310                 G_TYPE_ULONG,
 311                 enum_type,
 312                 flags_type,
 313                 G_TYPE_FLOAT,
 314                 G_TYPE_DOUBLE,
 315                 G_TYPE_STRING,
 316                 G_TYPE_PARAM_LONG,
 317                 G_TYPE_BYTES,
 318                 G_TYPE_POINTER,
 319                 test_get_type (),
 320                 G_TYPE_VARIANT,
 321                 G_TYPE_INT64,
 322                 G_TYPE_UINT64);
 323   g_signal_new ("all-types-empty",
 324                 G_TYPE_FROM_CLASS (klass),
 325                 G_SIGNAL_RUN_LAST,
 326                 0,
 327                 NULL, NULL,
 328                 test_VOID__INT_BOOLEAN_CHAR_UCHAR_UINT_LONG_ULONG_ENUM_FLAGS_FLOAT_DOUBLE_STRING_PARAM_BOXED_POINTER_OBJECT_VARIANT_INT64_UINT64,
 329                 G_TYPE_NONE,
 330                 19,
 331                 G_TYPE_INT,
 332                 G_TYPE_BOOLEAN,
 333                 G_TYPE_CHAR,
 334                 G_TYPE_UCHAR,
 335                 G_TYPE_UINT,
 336                 G_TYPE_LONG,
 337                 G_TYPE_ULONG,
 338                 enum_type,
 339                 flags_type,
 340                 G_TYPE_FLOAT,
 341                 G_TYPE_DOUBLE,
 342                 G_TYPE_STRING,
 343                 G_TYPE_PARAM_LONG,
 344                 G_TYPE_BYTES,
 345                 G_TYPE_POINTER,
 346                 test_get_type (),
 347                 G_TYPE_VARIANT,
 348                 G_TYPE_INT64,
 349                 G_TYPE_UINT64);
 350 }
 351
 352 static void
 353 test_variant_signal (void)
 354 {
 355   Test *test;
 356   GVariant *v;
 357
 358   /* Tests that the signal emission consumes the variant,
 359    * even if there are no handlers connected.
 360    */
 361
 362   test = g_object_new (test_get_type (), NULL);
 363
 364   v = g_variant_new_boolean (TRUE);
 365   g_variant_ref (v);
 366   g_assert (g_variant_is_floating (v));
 367   g_signal_emit_by_name (test, "variant-changed-no-slot", v);
 368   g_assert (!g_variant_is_floating (v));
 369   g_variant_unref (v);
 370
 371   v = g_variant_new_boolean (TRUE);
 372   g_variant_ref (v);
 373   g_assert (g_variant_is_floating (v));
 374   g_signal_emit_by_name (test, "variant-changed", v);
 375   g_assert (!g_variant_is_floating (v));
 376   g_variant_unref (v);
 377
 378   g_object_unref (test);
 379 }
 380
 381 static void
 382 on_generic_marshaller_1 (Test *obj,
 383                          gint8 v_schar,
 384                          guint8 v_uchar,
 385                          gint v_int,
 386                          glong v_long,
 387                          gpointer v_pointer,
 388                          gdouble v_double,
 389                          gfloat v_float,
 390                          gpointer user_data)
 391 {
 392   g_assert_cmpint (v_schar, ==, 42);
 393   g_assert_cmpint (v_uchar, ==, 43);
 394   g_assert_cmpint (v_int, ==, 4096);
 395   g_assert_cmpint (v_long, ==, 8192);
 396   g_assert (v_pointer == NULL);
 397   g_assert_cmpfloat (v_double, >, 0.0);
 398   g_assert_cmpfloat (v_double, <, 1.0);
 399   g_assert_cmpfloat (v_float, >, 5.0);
 400   g_assert_cmpfloat (v_float, <, 6.0);
 401 }
 402
 403 static void
 404 test_generic_marshaller_signal_1 (void)
 405 {
 406   Test *test;
 407   test = g_object_new (test_get_type (), NULL);
 408
 409   g_signal_connect (test, "generic-marshaller-1", G_CALLBACK (on_generic_marshaller_1), NULL);
 410
 411   g_signal_emit_by_name (test, "generic-marshaller-1", 42, 43, 4096, 8192, NULL, 0.5, 5.5);
 412
 413   g_object_unref (test);
 414 }
 415
 416 static void
 417 on_generic_marshaller_2 (Test *obj,
 418                          gint        v_int1,
 419                          TestEnum    v_enum,
 420                          gint        v_int2,
 421                          TestUnsignedEnum v_uenum,
 422                          gint        v_int3)
 423 {
 424   g_assert_cmpint (v_int1, ==, 42);
 425   g_assert_cmpint (v_enum, ==, TEST_ENUM_BAR);
 426   g_assert_cmpint (v_int2, ==, 43);
 427   g_assert_cmpint (v_uenum, ==, TEST_UNSIGNED_ENUM_BAR);
 428   g_assert_cmpint (v_int3, ==, 44);
 429 }
 430
 431 static void
 432 test_generic_marshaller_signal_2 (void)
 433 {
 434   Test *test;
 435   test = g_object_new (test_get_type (), NULL);
 436
 437   g_signal_connect (test, "generic-marshaller-2", G_CALLBACK (on_generic_marshaller_2), NULL);
 438
 439   g_signal_emit_by_name (test, "generic-marshaller-2", 42, TEST_ENUM_BAR, 43, TEST_UNSIGNED_ENUM_BAR, 44);
 440
 441   g_object_unref (test);
 442 }
 443
 444 static TestEnum
 445 on_generic_marshaller_enum_return_signed_1 (Test *obj)
 446 {
 447   return TEST_ENUM_NEGATIVE;
 448 }
 449
 450 static TestEnum
 451 on_generic_marshaller_enum_return_signed_2 (Test *obj)
 452 {
 453   return TEST_ENUM_BAR;
 454 }
 455
 456 static void
 457 test_generic_marshaller_signal_enum_return_signed (void)
 458 {
 459   Test *test;
 460   guint id;
 461   TestEnum retval = 0;
 462
 463   test = g_object_new (test_get_type (), NULL);
 464
 465   /* Test return value NEGATIVE */
 466   id = g_signal_connect (test,
 467                          "generic-marshaller-enum-return-signed",
 468                          G_CALLBACK (on_generic_marshaller_enum_return_signed_1),
 469                          NULL);
 470   g_signal_emit_by_name (test, "generic-marshaller-enum-return-signed", &retval);
 471   g_assert_cmpint (retval, ==, TEST_ENUM_NEGATIVE);
 472   g_signal_handler_disconnect (test, id);
 473
 474   /* Test return value BAR */
 475   retval = 0;
 476   id = g_signal_connect (test,
 477                          "generic-marshaller-enum-return-signed",
 478                          G_CALLBACK (on_generic_marshaller_enum_return_signed_2),
 479                          NULL);
 480   g_signal_emit_by_name (test, "generic-marshaller-enum-return-signed", &retval);
 481   g_assert_cmpint (retval, ==, TEST_ENUM_BAR);
 482   g_signal_handler_disconnect (test, id);
 483
 484   g_object_unref (test);
 485 }
 486
 487 static TestUnsignedEnum
 488 on_generic_marshaller_enum_return_unsigned_1 (Test *obj)
 489 {
 490   return TEST_UNSIGNED_ENUM_FOO;
 491 }
 492
 493 static TestUnsignedEnum
 494 on_generic_marshaller_enum_return_unsigned_2 (Test *obj)
 495 {
 496   return TEST_UNSIGNED_ENUM_BAR;
 497 }
 498
 499 static void
 500 test_generic_marshaller_signal_enum_return_unsigned (void)
 501 {
 502   Test *test;
 503   guint id;
 504   TestUnsignedEnum retval = 0;
 505
 506   test = g_object_new (test_get_type (), NULL);
 507
 508   /* Test return value FOO */
 509   id = g_signal_connect (test,
 510                          "generic-marshaller-enum-return-unsigned",
 511                          G_CALLBACK (on_generic_marshaller_enum_return_unsigned_1),
 512                          NULL);
 513   g_signal_emit_by_name (test, "generic-marshaller-enum-return-unsigned", &retval);
 514   g_assert_cmpint (retval, ==, TEST_UNSIGNED_ENUM_FOO);
 515   g_signal_handler_disconnect (test, id);
 516
 517   /* Test return value BAR */
 518   retval = 0;
 519   id = g_signal_connect (test,
 520                          "generic-marshaller-enum-return-unsigned",
 521                          G_CALLBACK (on_generic_marshaller_enum_return_unsigned_2),
 522                          NULL);
 523   g_signal_emit_by_name (test, "generic-marshaller-enum-return-unsigned", &retval);
 524   g_assert_cmpint (retval, ==, TEST_UNSIGNED_ENUM_BAR);
 525   g_signal_handler_disconnect (test, id);
 526
 527   g_object_unref (test);
 528 }
 529
 530 /**********************/
 531
 532 static gint
 533 on_generic_marshaller_int_return_signed_1 (Test *obj)
 534 {
 535   return -30;
 536 }
 537
 538 static gint
 539 on_generic_marshaller_int_return_signed_2 (Test *obj)
 540 {
 541   return 2;
 542 }
 543
 544 static void
 545 test_generic_marshaller_signal_int_return (void)
 546 {
 547   Test *test;
 548   guint id;
 549   gint retval = 0;
 550
 551   test = g_object_new (test_get_type (), NULL);
 552
 553   /* Test return value -30 */
 554   id = g_signal_connect (test,
 555                          "generic-marshaller-int-return",
 556                          G_CALLBACK (on_generic_marshaller_int_return_signed_1),
 557                          NULL);
 558   g_signal_emit_by_name (test, "generic-marshaller-int-return", &retval);
 559   g_assert_cmpint (retval, ==, -30);
 560   g_signal_handler_disconnect (test, id);
 561
 562   /* Test return value positive */
 563   retval = 0;
 564   id = g_signal_connect (test,
 565                          "generic-marshaller-int-return",
 566                          G_CALLBACK (on_generic_marshaller_int_return_signed_2),
 567                          NULL);
 568   g_signal_emit_by_name (test, "generic-marshaller-int-return", &retval);
 569   g_assert_cmpint (retval, ==, 2);
 570   g_signal_handler_disconnect (test, id);
 571
 572   /* Same test for va marshaller */
 573
 574   /* Test return value -30 */
 575   id = g_signal_connect (test,
 576                          "va-marshaller-int-return",
 577                          G_CALLBACK (on_generic_marshaller_int_return_signed_1),
 578                          NULL);
 579   g_signal_emit_by_name (test, "va-marshaller-int-return", &retval);
 580   g_assert_cmpint (retval, ==, -30);
 581   g_signal_handler_disconnect (test, id);
 582
 583   /* Test return value positive */
 584   retval = 0;
 585   id = g_signal_connect (test,
 586                          "va-marshaller-int-return",
 587                          G_CALLBACK (on_generic_marshaller_int_return_signed_2),
 588                          NULL);
 589   g_signal_emit_by_name (test, "va-marshaller-int-return", &retval);
 590   g_assert_cmpint (retval, ==, 2);
 591   g_signal_handler_disconnect (test, id);
 592
 593   g_object_unref (test);
 594 }
 595
 596 static guint
 597 on_generic_marshaller_uint_return_1 (Test *obj)
 598 {
 599   return 1;
 600 }
 601
 602 static guint
 603 on_generic_marshaller_uint_return_2 (Test *obj)
 604 {
 605   return G_MAXUINT;
 606 }
 607
 608 static void
 609 test_generic_marshaller_signal_uint_return (void)
 610 {
 611   Test *test;
 612   guint id;
 613   guint retval = 0;
 614
 615   test = g_object_new (test_get_type (), NULL);
 616
 617   id = g_signal_connect (test,
 618                          "generic-marshaller-uint-return",
 619                          G_CALLBACK (on_generic_marshaller_uint_return_1),
 620                          NULL);
 621   g_signal_emit_by_name (test, "generic-marshaller-uint-return", &retval);
 622   g_assert_cmpint (retval, ==, 1);
 623   g_signal_handler_disconnect (test, id);
 624
 625   retval = 0;
 626   id = g_signal_connect (test,
 627                          "generic-marshaller-uint-return",
 628                          G_CALLBACK (on_generic_marshaller_uint_return_2),
 629                          NULL);
 630   g_signal_emit_by_name (test, "generic-marshaller-uint-return", &retval);
 631   g_assert_cmpint (retval, ==, G_MAXUINT);
 632   g_signal_handler_disconnect (test, id);
 633
 634   /* Same test for va marshaller */
 635
 636   id = g_signal_connect (test,
 637                          "va-marshaller-uint-return",
 638                          G_CALLBACK (on_generic_marshaller_uint_return_1),
 639                          NULL);
 640   g_signal_emit_by_name (test, "va-marshaller-uint-return", &retval);
 641   g_assert_cmpint (retval, ==, 1);
 642   g_signal_handler_disconnect (test, id);
 643
 644   retval = 0;
 645   id = g_signal_connect (test,
 646                          "va-marshaller-uint-return",
 647                          G_CALLBACK (on_generic_marshaller_uint_return_2),
 648                          NULL);
 649   g_signal_emit_by_name (test, "va-marshaller-uint-return", &retval);
 650   g_assert_cmpint (retval, ==, G_MAXUINT);
 651   g_signal_handler_disconnect (test, id);
 652
 653   g_object_unref (test);
 654 }
 655
 656 static int all_type_handlers_count = 0;
 657
 658 static void
 659 all_types_handler (Test *test, int i, gboolean b, char c, guchar uc, guint ui, glong l, gulong ul, gint e, guint f, float fl, double db, char *str, GParamSpec *param, GBytes *bytes, gpointer ptr, Test *obj, GVariant *var, gint64 i64, guint64 ui64)
 660 {
 661   all_type_handlers_count++;
 662
 663   g_assert_cmpint (i, ==, 42);
 664   g_assert_cmpint (b, ==, TRUE);
 665   g_assert_cmpint (c, ==, 17);
 666   g_assert_cmpuint (uc, ==, 140);
 667   g_assert_cmpuint (ui, ==, G_MAXUINT - 42);
 668   g_assert_cmpint (l, ==, -1117);
 669   g_assert_cmpuint (ul, ==, G_MAXULONG - 999);
 670   g_assert_cmpint (e, ==, 1);
 671   g_assert_cmpuint (f, ==, 0);
 672   g_assert_cmpfloat (fl, ==, 0.25);
 673   g_assert_cmpfloat (db, ==, 1.5);
 674   g_assert_cmpstr (str, ==, "Test");
 675   g_assert_cmpstr (g_param_spec_get_nick (param), ==, "nick");
 676   g_assert_cmpstr (g_bytes_get_data (bytes, NULL), ==, "Blah");
 677   g_assert (ptr == &enum_type);
 678   g_assert_cmpuint (g_variant_get_uint16 (var), == , 99);
 679   g_assert_cmpint (i64, ==, G_MAXINT64 - 1234);
 680   g_assert_cmpuint (ui64, ==, G_MAXUINT64 - 123456);
 681 }
 682
 683 static void
 684 all_types_handler_cb (Test *test, int i, gboolean b, char c, guchar uc, guint ui, glong l, gulong ul, gint e, guint f, float fl, double db, char *str, GParamSpec *param, GBytes *bytes, gpointer ptr, Test *obj, GVariant *var, gint64 i64, guint64 ui64, gpointer user_data)
 685 {
 686   g_assert (user_data == &flags_type);
 687   all_types_handler (test, i, b, c, uc, ui, l, ul, e, f, fl, db, str, param, bytes, ptr, obj, var, i64, ui64);
 688 }
 689
 690 static void
 691 test_all_types (void)
 692 {
 693   Test *test;
 694
 695   int i = 42;
 696   gboolean b = TRUE;
 697   char c = 17;
 698   guchar uc = 140;
 699   guint ui = G_MAXUINT - 42;
 700   glong l =  -1117;
 701   gulong ul = G_MAXULONG - 999;
 702   gint e = 1;
 703   guint f = 0;
 704   float fl = 0.25;
 705   double db = 1.5;
 706   char *str = "Test";
 707   GParamSpec *param = g_param_spec_long  ("param", "nick", "blurb", 0, 10, 4, 0);
 708   GBytes *bytes = g_bytes_new_static ("Blah", 5);
 709   gpointer ptr = &enum_type;
 710   GVariant *var = g_variant_new_uint16 (99);
 711   gint64 i64;
 712   guint64 ui64;
 713   g_variant_ref_sink (var);
 714   i64 = G_MAXINT64 - 1234;
 715   ui64 = G_MAXUINT64 - 123456;
 716
 717   test = g_object_new (test_get_type (), NULL);
 718
 719   all_type_handlers_count = 0;
 720
 721   g_signal_emit_by_name (test, "all-types",
 722                          i, b, c, uc, ui, l, ul, e, f, fl, db, str, param, bytes, ptr, test, var, i64, ui64);
 723   g_signal_emit_by_name (test, "all-types-va",
 724                          i, b, c, uc, ui, l, ul, e, f, fl, db, str, param, bytes, ptr, test, var, i64, ui64);
 725   g_signal_emit_by_name (test, "all-types-generic",
 726                          i, b, c, uc, ui, l, ul, e, f, fl, db, str, param, bytes, ptr, test, var, i64, ui64);
 727   g_signal_emit_by_name (test, "all-types-empty",
 728                          i, b, c, uc, ui, l, ul, e, f, fl, db, str, param, bytes, ptr, test, var, i64, ui64);
 729   g_signal_emit_by_name (test, "all-types-null",
 730                          i, b, c, uc, ui, l, ul, e, f, fl, db, str, param, bytes, ptr, test, var, i64, ui64);
 731
 732   g_assert_cmpint (all_type_handlers_count, ==, 3);
 733
 734   all_type_handlers_count = 0;
 735
 736   g_signal_connect (test, "all-types", G_CALLBACK (all_types_handler_cb), &flags_type);
 737   g_signal_connect (test, "all-types-va", G_CALLBACK (all_types_handler_cb), &flags_type);
 738   g_signal_connect (test, "all-types-generic", G_CALLBACK (all_types_handler_cb), &flags_type);
 739   g_signal_connect (test, "all-types-empty", G_CALLBACK (all_types_handler_cb), &flags_type);
 740   g_signal_connect (test, "all-types-null", G_CALLBACK (all_types_handler_cb), &flags_type);
 741
 742   g_signal_emit_by_name (test, "all-types",
 743                          i, b, c, uc, ui, l, ul, e, f, fl, db, str, param, bytes, ptr, test, var, i64, ui64);
 744   g_signal_emit_by_name (test, "all-types-va",
 745                          i, b, c, uc, ui, l, ul, e, f, fl, db, str, param, bytes, ptr, test, var, i64, ui64);
 746   g_signal_emit_by_name (test, "all-types-generic",
 747                          i, b, c, uc, ui, l, ul, e, f, fl, db, str, param, bytes, ptr, test, var, i64, ui64);
 748   g_signal_emit_by_name (test, "all-types-empty",
 749                          i, b, c, uc, ui, l, ul, e, f, fl, db, str, param, bytes, ptr, test, var, i64, ui64);
 750   g_signal_emit_by_name (test, "all-types-null",
 751                          i, b, c, uc, ui, l, ul, e, f, fl, db, str, param, bytes, ptr, test, var, i64, ui64);
 752
 753   g_assert_cmpint (all_type_handlers_count, ==, 3 + 5);
 754
 755   all_type_handlers_count = 0;
 756
 757   g_signal_connect (test, "all-types", G_CALLBACK (all_types_handler_cb), &flags_type);
 758   g_signal_connect (test, "all-types-va", G_CALLBACK (all_types_handler_cb), &flags_type);
 759   g_signal_connect (test, "all-types-generic", G_CALLBACK (all_types_handler_cb), &flags_type);
 760   g_signal_connect (test, "all-types-empty", G_CALLBACK (all_types_handler_cb), &flags_type);
 761   g_signal_connect (test, "all-types-null", G_CALLBACK (all_types_handler_cb), &flags_type);
 762
 763   g_signal_emit_by_name (test, "all-types",
 764                          i, b, c, uc, ui, l, ul, e, f, fl, db, str, param, bytes, ptr, test, var, i64, ui64);
 765   g_signal_emit_by_name (test, "all-types-va",
 766                          i, b, c, uc, ui, l, ul, e, f, fl, db, str, param, bytes, ptr, test, var, i64, ui64);
 767   g_signal_emit_by_name (test, "all-types-generic",
 768                          i, b, c, uc, ui, l, ul, e, f, fl, db, str, param, bytes, ptr, test, var, i64, ui64);
 769   g_signal_emit_by_name (test, "all-types-empty",
 770                          i, b, c, uc, ui, l, ul, e, f, fl, db, str, param, bytes, ptr, test, var, i64, ui64);
 771   g_signal_emit_by_name (test, "all-types-null",
 772                          i, b, c, uc, ui, l, ul, e, f, fl, db, str, param, bytes, ptr, test, var, i64, ui64);
 773
 774   g_assert_cmpint (all_type_handlers_count, ==, 3 + 5 + 5);
 775
 776   g_object_unref (test);
 777   g_param_spec_unref (param);
 778   g_bytes_unref (bytes);
 779   g_variant_unref (var);
 780 }
 781
 782 static void
 783 test_connect (void)
 784 {
 785   GObject *test;
 786   gint retval;
 787
 788   test = g_object_new (test_get_type (), NULL);
 789
 790   g_object_connect (test,
 791                     "signal::generic-marshaller-int-return",
 792                     G_CALLBACK (on_generic_marshaller_int_return_signed_1),
 793                     NULL,
 794                     "object-signal::va-marshaller-int-return",
 795                     G_CALLBACK (on_generic_marshaller_int_return_signed_2),
 796                     NULL,
 797                     NULL);
 798   g_signal_emit_by_name (test, "generic-marshaller-int-return", &retval);
 799   g_assert_cmpint (retval, ==, -30);
 800   g_signal_emit_by_name (test, "va-marshaller-int-return", &retval);
 801   g_assert_cmpint (retval, ==, 2);
 802
 803   g_object_disconnect (test,
 804                        "any-signal",
 805                        G_CALLBACK (on_generic_marshaller_int_return_signed_1),
 806                        NULL,
 807                        "any-signal::va-marshaller-int-return",
 808                        G_CALLBACK (on_generic_marshaller_int_return_signed_2),
 809                        NULL,
 810                        NULL);
 811
 812   g_object_unref (test);
 813 }
 814
 815 static void
 816 simple_handler1 (GObject *sender,
 817                  GObject *target)
 818 {
 819   g_object_unref (target);
 820 }
 821
 822 static void
 823 simple_handler2 (GObject *sender,
 824                  GObject *target)
 825 {
 826   g_object_unref (target);
 827 }
 828
 829 static void
 830 test_destroy_target_object (void)
 831 {
 832   Test *sender, *target1, *target2;
 833
 834   sender = g_object_new (test_get_type (), NULL);
 835   target1 = g_object_new (test_get_type (), NULL);
 836   target2 = g_object_new (test_get_type (), NULL);
 837   g_signal_connect_object (sender, "simple", G_CALLBACK (simple_handler1), target1, 0);
 838   g_signal_connect_object (sender, "simple", G_CALLBACK (simple_handler2), target2, 0);
 839   g_signal_emit_by_name (sender, "simple");
 840   g_object_unref (sender);
 841 }
 842
 843 static gboolean
 844 hook_func (GSignalInvocationHint *ihint,
 845            guint                  n_params,
 846            const GValue          *params,
 847            gpointer               data)
 848 {
 849   gint *count = data;
 850
 851   (*count)++;
 852
 853   return TRUE;
 854 }
 855
 856 static void
 857 test_emission_hook (void)
 858 {
 859   GObject *test1, *test2;
 860   gint count = 0;
 861   gulong hook;
 862
 863   test1 = g_object_new (test_get_type (), NULL);
 864   test2 = g_object_new (test_get_type (), NULL);
 865
 866   hook = g_signal_add_emission_hook (simple_id, 0, hook_func, &count, NULL);
 867   g_assert_cmpint (count, ==, 0);
 868   g_signal_emit_by_name (test1, "simple");
 869   g_assert_cmpint (count, ==, 1);
 870   g_signal_emit_by_name (test2, "simple");
 871   g_assert_cmpint (count, ==, 2);
 872   g_signal_remove_emission_hook (simple_id, hook);
 873   g_signal_emit_by_name (test1, "simple");
 874   g_assert_cmpint (count, ==, 2);
 875
 876   g_object_unref (test1);
 877   g_object_unref (test2);
 878 }
 879
 880 static gboolean
 881 in_set (const gchar *s,
 882         const gchar *set[])
 883 {
 884   gint i;
 885
 886   for (i = 0; set[i]; i++)
 887     {
 888       if (g_strcmp0 (s, set[i]) == 0)
 889         return TRUE;
 890     }
 891
 892   return FALSE;
 893 }
 894
 895 static void
 896 test_introspection (void)
 897 {
 898   guint *ids;
 899   guint n_ids;
 900   const gchar *name;
 901   gint i;
 902   const gchar *names[] = {
 903     "simple",
 904     "generic-marshaller-1",
 905     "generic-marshaller-2",
 906     "generic-marshaller-enum-return-signed",
 907     "generic-marshaller-enum-return-unsigned",
 908     "generic-marshaller-int-return",
 909     "va-marshaller-int-return",
 910     "generic-marshaller-uint-return",
 911     "va-marshaller-uint-return",
 912     "variant-changed-no-slot",
 913     "variant-changed",
 914     "all-types",
 915     "all-types-va",
 916     "all-types-generic",
 917     "all-types-null",
 918     "all-types-empty",
 919     NULL
 920   };
 921   GSignalQuery query;
 922
 923   ids = g_signal_list_ids (test_get_type (), &n_ids);
 924   g_assert_cmpuint (n_ids, ==, g_strv_length ((gchar**)names));
 925
 926   for (i = 0; i < n_ids; i++)
 927     {
 928       name = g_signal_name (ids[i]);
 929       g_assert (in_set (name, names));
 930     }
 931
 932   g_signal_query (simple_id, &query);
 933   g_assert_cmpuint (query.signal_id, ==, simple_id);
 934   g_assert_cmpstr (query.signal_name, ==, "simple");
 935   g_assert (query.itype == test_get_type ());
 936   g_assert (query.signal_flags == G_SIGNAL_RUN_LAST);
 937   g_assert (query.return_type == G_TYPE_NONE);
 938   g_assert_cmpuint (query.n_params, ==, 0);
 939
 940   g_free (ids);
 941 }
 942
 943 static void
 944 test_handler (gpointer instance, gpointer data)
 945 {
 946   gint *count = data;
 947
 948   (*count)++;
 949 }
 950
 951 static void
 952 test_block_handler (void)
 953 {
 954   GObject *test1, *test2;
 955   gint count1 = 0;
 956   gint count2 = 0;
 957   gulong handler1, handler;
 958
 959   test1 = g_object_new (test_get_type (), NULL);
 960   test2 = g_object_new (test_get_type (), NULL);
 961
 962   handler1 = g_signal_connect (test1, "simple", G_CALLBACK (test_handler), &count1);
 963   g_signal_connect (test2, "simple", G_CALLBACK (test_handler), &count2);
 964
 965   handler = g_signal_handler_find (test1, G_SIGNAL_MATCH_ID, simple_id, 0, NULL, NULL, NULL);
 966
 967   g_assert (handler == handler1);
 968
 969   g_assert_cmpint (count1, ==, 0);
 970   g_assert_cmpint (count2, ==, 0);
 971
 972   g_signal_emit_by_name (test1, "simple");
 973   g_signal_emit_by_name (test2, "simple");
 974
 975   g_assert_cmpint (count1, ==, 1);
 976   g_assert_cmpint (count2, ==, 1);
 977
 978   g_signal_handler_block (test1, handler1);
 979
 980   g_signal_emit_by_name (test1, "simple");
 981   g_signal_emit_by_name (test2, "simple");
 982
 983   g_assert_cmpint (count1, ==, 1);
 984   g_assert_cmpint (count2, ==, 2);
 985
 986   g_signal_handler_unblock (test1, handler1);
 987
 988   g_signal_emit_by_name (test1, "simple");
 989   g_signal_emit_by_name (test2, "simple");
 990
 991   g_assert_cmpint (count1, ==, 2);
 992   g_assert_cmpint (count2, ==, 3);
 993
 994   g_assert_cmpuint (g_signal_handlers_block_matched (test1, G_SIGNAL_MATCH_FUNC, 0, 0, NULL, test_block_handler, NULL), ==, 0);
 995   g_assert_cmpuint (g_signal_handlers_block_matched (test2, G_SIGNAL_MATCH_FUNC, 0, 0, NULL, test_handler, NULL), ==, 1);
 996
 997   g_signal_emit_by_name (test1, "simple");
 998   g_signal_emit_by_name (test2, "simple");
 999
1000   g_assert_cmpint (count1, ==, 3);
1001   g_assert_cmpint (count2, ==, 3);
1002
1003   g_signal_handlers_unblock_matched (test2, G_SIGNAL_MATCH_FUNC, 0, 0, NULL, test_handler, NULL);
1004
1005   g_object_unref (test1);
1006   g_object_unref (test2);
1007 }
1008
1009 static void
1010 stop_emission (gpointer instance, gpointer data)
1011 {
1012   g_signal_stop_emission (instance, simple_id, 0);
1013 }
1014
1015 static void
1016 stop_emission_by_name (gpointer instance, gpointer data)
1017 {
1018   g_signal_stop_emission_by_name (instance, "simple");
1019 }
1020
1021 static void
1022 dont_reach (gpointer instance, gpointer data)
1023 {
1024   g_assert_not_reached ();
1025 }
1026
1027 static void
1028 test_stop_emission (void)
1029 {
1030   GObject *test1;
1031   gulong handler;
1032
1033   test1 = g_object_new (test_get_type (), NULL);
1034   handler = g_signal_connect (test1, "simple", G_CALLBACK (stop_emission), NULL);
1035   g_signal_connect_after (test1, "simple", G_CALLBACK (dont_reach), NULL);
1036
1037   g_signal_emit_by_name (test1, "simple");
1038
1039   g_signal_handler_disconnect (test1, handler);
1040   g_signal_connect (test1, "simple", G_CALLBACK (stop_emission_by_name), NULL);
1041
1042   g_signal_emit_by_name (test1, "simple");
1043
1044   g_object_unref (test1);
1045 }
1046
1047 /* --- */
1048
1049 int
1050 main (int argc,
1051      char *argv[])
1052 {
1053   g_test_init (&argc, &argv, NULL);
1054
1055   g_test_add_func ("/gobject/signals/all-types", test_all_types);
1056   g_test_add_func ("/gobject/signals/variant", test_variant_signal);
1057   g_test_add_func ("/gobject/signals/destroy-target-object", test_destroy_target_object);
1058   g_test_add_func ("/gobject/signals/generic-marshaller-1", test_generic_marshaller_signal_1);
1059   g_test_add_func ("/gobject/signals/generic-marshaller-2", test_generic_marshaller_signal_2);
1060   g_test_add_func ("/gobject/signals/generic-marshaller-enum-return-signed", test_generic_marshaller_signal_enum_return_signed);
1061   g_test_add_func ("/gobject/signals/generic-marshaller-enum-return-unsigned", test_generic_marshaller_signal_enum_return_unsigned);
1062   g_test_add_func ("/gobject/signals/generic-marshaller-int-return", test_generic_marshaller_signal_int_return);
1063   g_test_add_func ("/gobject/signals/generic-marshaller-uint-return", test_generic_marshaller_signal_uint_return);
1064   g_test_add_func ("/gobject/signals/connect", test_connect);
1065   g_test_add_func ("/gobject/signals/emission-hook", test_emission_hook);
1066   g_test_add_func ("/gobject/signals/introspection", test_introspection);
1067   g_test_add_func ("/gobject/signals/block-handler", test_block_handler);
1068   g_test_add_func ("/gobject/signals/stop-emission", test_stop_emission);
1069
1070   return g_test_run ();
1071 }