gobject/tests/type.c

   1 #include <glib-object.h>
   2
   3 static void
   4 test_registration_serial (void)
   5 {
   6   gint serial1, serial2, serial3;
   7
   8   serial1 = g_type_get_type_registration_serial ();
   9   g_pointer_type_register_static ("my+pointer");
  10   serial2 = g_type_get_type_registration_serial ();
  11   g_assert (serial1 != serial2);
  12   serial3 = g_type_get_type_registration_serial ();
  13   g_assert (serial2 == serial3);
  14 }
  15
  16 typedef struct {
  17   GTypeInterface g_iface;
  18 } BarInterface;
  19
  20 GType bar_get_type (void);
  21
  22 G_DEFINE_INTERFACE (Bar, bar, G_TYPE_OBJECT)
  23
  24 static void
  25 bar_default_init (BarInterface *iface)
  26 {
  27 }
  28
  29 typedef struct {
  30   GTypeInterface g_iface;
  31 } FooInterface;
  32
  33 GType foo_get_type (void);
  34
  35 G_DEFINE_INTERFACE_WITH_CODE (Foo, foo, G_TYPE_OBJECT,
  36                               g_type_interface_add_prerequisite (g_define_type_id, bar_get_type ());)
  37
  38 static void
  39 foo_default_init (FooInterface *iface)
  40 {
  41 }
  42
  43 static void
  44 test_interface_prerequisite (void)
  45 {
  46   GType *prereqs;
  47   guint n_prereqs;
  48   gpointer iface;
  49   gpointer parent;
  50
  51   prereqs = g_type_interface_prerequisites (foo_get_type (), &n_prereqs);
  52   g_assert_cmpint (n_prereqs, ==, 2);
  53   g_assert (prereqs[0] == bar_get_type ());
  54   g_assert (prereqs[1] == G_TYPE_OBJECT);
  55
  56   iface = g_type_default_interface_ref (foo_get_type ());
  57   parent = g_type_interface_peek_parent (iface);
  58   g_assert (parent == NULL);
  59   g_type_default_interface_unref (iface);
  60
  61   g_free (prereqs);
  62 }
  63
  64 typedef struct {
  65   GTypeInterface g_iface;
  66 } BazInterface;
  67
  68 GType baz_get_type (void);
  69
  70 G_DEFINE_INTERFACE (Baz, baz, G_TYPE_OBJECT)
  71
  72 static void
  73 baz_default_init (BazInterface *iface)
  74 {
  75 }
  76
  77 typedef struct {
  78   GObject parent;
  79 } Bazo;
  80
  81 typedef struct {
  82   GObjectClass parent_class;
  83 } BazoClass;
  84
  85 GType bazo_get_type (void);
  86 static void bazo_iface_init (BazInterface *i);
  87
  88 G_DEFINE_TYPE_WITH_CODE (Bazo, bazo, G_TYPE_INITIALLY_UNOWNED,
  89                          G_IMPLEMENT_INTERFACE (baz_get_type (),
  90                                                 bazo_iface_init);)
  91
  92 static void
  93 bazo_init (Bazo *b)
  94 {
  95 }
  96
  97 static void
  98 bazo_class_init (BazoClass *c)
  99 {
 100 }
 101
 102 static void
 103 bazo_iface_init (BazInterface *i)
 104 {
 105 }
 106
 107 static gint check_called;
 108
 109 static void
 110 check_func (gpointer check_data,
 111             gpointer g_iface)
 112 {
 113   g_assert (check_data == &check_called);
 114
 115   check_called++;
 116 }
 117
 118 static void
 119 test_interface_check (void)
 120 {
 121   GObject *o;
 122
 123   check_called = 0;
 124   g_type_add_interface_check (&check_called, check_func);
 125   o = g_object_new (bazo_get_type (), NULL);
 126   g_object_unref (o);
 127   g_assert_cmpint (check_called, ==, 1);
 128   g_type_remove_interface_check (&check_called, check_func);
 129 }
 130
 131 static void
 132 test_next_base (void)
 133 {
 134   GType type;
 135
 136   type = g_type_next_base (bazo_get_type (), G_TYPE_OBJECT);
 137
 138   g_assert (type == G_TYPE_INITIALLY_UNOWNED);
 139 }
 140
 141 int
 142 main (int argc, char *argv[])
 143 {
 144   g_test_init (&argc, &argv, NULL);
 145
 146   g_test_add_func ("/type/registration-serial", test_registration_serial);
 147   g_test_add_func ("/type/interface-prerequisite", test_interface_prerequisite);
 148   g_test_add_func ("/type/interface-check", test_interface_check);
 149   g_test_add_func ("/type/next-base", test_next_base);
 150
 151   return g_test_run ();
 152 }