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os/ossrv/glib/tsrc/BC/tests/gobject/ifaceinit.c
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution. 
     1 /* GObject - GLib Type, Object, Parameter and Signal Library

     2  * Copyright (C) 2001, 2003 Red Hat, Inc.

     3  * Portion Copyright © 2008 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.

     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

    15  * Public 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 #undef	G_LOG_DOMAIN

    21 #define	G_LOG_DOMAIN "TestIfaceInit"

    22 

    23 #undef G_DISABLE_ASSERT

    24 #undef G_DISABLE_CHECKS

    25 #undef G_DISABLE_CAST_CHECKS

    26 

    27 #include <glib-object.h>

    28 

    29 #include "testcommon.h"

    30 #ifdef SYMBIAN

    31 #include "mrt2_glib2_test.h"

    32 #endif //SYMBIAN

    33 

    34 /* What this test tests is the ability to add interfaces dynamically; in

    35  * particular adding interfaces to a class while that class is being

    36  * initialized.

    37  *

    38  * The test defines 5 interfaces:

    39  * 

    40  * - TestIface1 is added before the class is initialized

    41  * - TestIface2 is added in base_object_base_init()

    42  * - TestIface3 is added in test_iface1_base_init()

    43  * - TestIface4 is added in test_object_class_init()

    44  * - TestIface5 is added in test_object_test_iface1_init()

    45  * - TestIface6 is added after the class is initialized

    46  */

    47 

    48 /* All 6 interfaces actually share the same class structure, though

    49  * we use separate typedefs

    50  */

    51 typedef struct _TestIfaceClass TestIfaceClass;

    52 

    53 struct _TestIfaceClass

    54 {

    55   GTypeInterface base_iface;

    56   guint val;

    57   guint base_val;

    58   guint default_val;

    59 };

    60 

    61 #define TEST_TYPE_IFACE1           (test_iface1_get_type ())

    62 #define TEST_IFACE1_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), TEST_TYPE_IFACE1, TestIface1Class))

    63 typedef struct _TestIface1      TestIface1;

    64 typedef struct _TestIfaceClass  TestIface1Class;

    65 

    66 static void test_iface1_base_init    (TestIface1Class *iface);

    67 static void test_iface1_default_init (TestIface1Class *iface, gpointer class_data);

    68 

    69 static DEFINE_IFACE(TestIface1, test_iface1, test_iface1_base_init, test_iface1_default_init)

    70 

    71 #define TEST_TYPE_IFACE2           (test_iface2_get_type ())

    72 #define TEST_IFACE2_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), TEST_TYPE_IFACE2, TestIface2Class))

    73 typedef struct _TestIface2      TestIface2;

    74 typedef struct _TestIfaceClass  TestIface2Class;

    75 

    76 static void test_iface2_base_init (TestIface2Class *iface);

    77 

    78 static DEFINE_IFACE(TestIface2, test_iface2, test_iface2_base_init, NULL)

    79 

    80 #define TEST_TYPE_IFACE3           (test_iface3_get_type ())

    81 #define TEST_IFACE3_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), TEST_TYPE_IFACE3, TestIface3Class))

    82 typedef struct _TestIface3      TestIface3;

    83 typedef struct _TestIfaceClass  TestIface3Class;

    84 

    85 static void  test_iface3_base_init (TestIface3Class *iface);

    86 

    87 static DEFINE_IFACE(TestIface3, test_iface3, test_iface3_base_init, NULL)

    88 

    89 #define TEST_TYPE_IFACE4           (test_iface4_get_type ())

    90 #define TEST_IFACE4_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), TEST_TYPE_IFACE4, TestIface4Class))

    91 typedef struct _TestIface4      TestIface4;

    92 typedef struct _TestIfaceClass  TestIface4Class;

    93 

    94 static void  test_iface4_base_init (TestIface4Class *iface);

    95 

    96 static DEFINE_IFACE(TestIface4, test_iface4, test_iface4_base_init, NULL)

    97 

    98 #define TEST_TYPE_IFACE5           (test_iface5_get_type ())

    99 #define TEST_IFACE5_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), TEST_TYPE_IFACE5, TestIface5Class))

   100 typedef struct _TestIface5      TestIface5;

   101 typedef struct _TestIfaceClass  TestIface5Class;

   102 

   103 static void  test_iface5_base_init (TestIface5Class *iface);

   104 

   105 static DEFINE_IFACE(TestIface5, test_iface5, test_iface5_base_init, NULL)

   106 

   107 #define TEST_TYPE_IFACE6           (test_iface6_get_type ())

   108 #define TEST_IFACE6_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), TEST_TYPE_IFACE6, TestIface6Class))

   109 typedef struct _TestIface6      TestIface6;

   110 typedef struct _TestIfaceClass  TestIface6Class;

   111 

   112 static void  test_iface6_base_init (TestIface6Class *iface);

   113 

   114 static DEFINE_IFACE(TestIface6, test_iface6, test_iface6_base_init, NULL)

   115 

   116 /*

   117  * BaseObject, a parent class for TestObject

   118  */

   119 #define BASE_TYPE_OBJECT          (base_object_get_type ())

   120 typedef struct _BaseObject        BaseObject;

   121 typedef struct _BaseObjectClass   BaseObjectClass;

   122 

   123 struct _BaseObject

   124 {

   125   GObject parent_instance;

   126 };

   127 struct _BaseObjectClass

   128 {

   129   GObjectClass parent_class;

   130 };

   131 

   132 /*

   133  * TestObject, a parent class for TestObject

   134  */

   135 #define TEST_TYPE_OBJECT          (test_object_get_type ())

   136 typedef struct _TestObject        TestObject;

   137 typedef struct _TestObjectClass   TestObjectClass;

   138 

   139 struct _TestObject

   140 {

   141   BaseObject parent_instance;

   142 };

   143 struct _TestObjectClass

   144 {

   145   BaseObjectClass parent_class;

   146 };

   147 

   148 #define TEST_CALLED_ONCE() G_STMT_START { \

   149   static gboolean called = 0;           \

   150   g_assert (!called);                   \

   151   called = TRUE;                        \

   152 } G_STMT_END

   153 

   154 #define CHECK_IFACE_TWICE(iface) G_STMT_START {                                 \

   155   static guint n_calls = 0;                                                     \

   156   n_calls++;                                                                    \

   157   g_assert (n_calls <= 2);                                                      \

   158   g_assert (G_TYPE_IS_INTERFACE (((GTypeInterface*) iface)->g_type));           \

   159   if (n_calls == 1)                                                             \

   160     g_assert (((GTypeInterface*) iface)->g_instance_type == 0);                 \

   161   else                                                                          \

   162     g_assert (G_TYPE_IS_OBJECT (((GTypeInterface*) iface)->g_instance_type));   \

   163 } G_STMT_END

   164 

   165 #define ADD_IFACE(n)  G_STMT_START {				\

   166   static GInterfaceInfo iface_info = {				\

   167     (GInterfaceInitFunc)test_object_test_iface##n##_init,	\

   168     NULL, NULL };						\

   169 								\

   170   g_type_add_interface_static (TEST_TYPE_OBJECT,		\

   171 			       test_iface##n##_get_type (),	\

   172 			       &iface_info);			\

   173 								\

   174 } G_STMT_END

   175 

   176 static gboolean base1, base2, base3, base4, base5, base6;

   177 static gboolean iface1, iface2, iface3, iface4, iface5, iface6;

   178 

   179 static void test_object_test_iface1_init (TestIface1Class *iface);

   180 static void test_object_test_iface2_init (TestIface1Class *iface);

   181 static void test_object_test_iface3_init (TestIface3Class *iface);

   182 static void test_object_test_iface4_init (TestIface4Class *iface);

   183 static void test_object_test_iface5_init (TestIface5Class *iface);

   184 static void test_object_test_iface6_init (TestIface6Class *iface);

   185 

   186 static GType test_object_get_type (void);

   187 

   188 static void

   189 test_object_test_iface1_init (TestIface1Class *iface)

   190 {

   191   TEST_CALLED_ONCE();

   192 

   193   g_assert (iface->default_val == 0x111111);

   194 

   195   iface->val = 0x10001;

   196 

   197   ADD_IFACE(5);

   198 

   199   iface1 = TRUE;

   200 }

   201 

   202 static void

   203 test_object_test_iface2_init (TestIface2Class *iface)

   204 {

   205   TEST_CALLED_ONCE();

   206   

   207   iface->val = 0x20002;

   208   

   209   iface2 = TRUE;

   210 }

   211 

   212 static void

   213 test_object_test_iface3_init (TestIface3Class *iface)

   214 {

   215   TEST_CALLED_ONCE();

   216   

   217   iface->val = 0x30003;

   218   

   219   iface3 = TRUE;

   220 }

   221 

   222 static void

   223 test_object_test_iface4_init (TestIface4Class *iface)

   224 {

   225   TEST_CALLED_ONCE();

   226 

   227   iface->val = 0x40004;

   228   

   229   iface4 = TRUE;

   230 }

   231 

   232 static void

   233 test_object_test_iface5_init (TestIface5Class *iface)

   234 {

   235   TEST_CALLED_ONCE();

   236 

   237   iface->val = 0x50005;

   238   

   239   iface5 = TRUE;

   240 }

   241 

   242 static void

   243 test_object_test_iface6_init (TestIface6Class *iface)

   244 {

   245   TEST_CALLED_ONCE();

   246 

   247   iface->val = 0x60006;

   248   

   249   iface6 = TRUE;

   250 }

   251 

   252 static void

   253 test_iface1_default_init (TestIface1Class *iface,

   254                           gpointer         class_data)

   255 {

   256   TEST_CALLED_ONCE();

   257   g_assert (iface->base_iface.g_type == TEST_TYPE_IFACE1);

   258   g_assert (iface->base_iface.g_instance_type == 0);

   259   g_assert (iface->base_val == 0x110011);

   260   g_assert (iface->val == 0);

   261   g_assert (iface->default_val == 0);

   262   iface->default_val = 0x111111;

   263 }

   264 

   265 static void

   266 test_iface1_base_init (TestIface1Class *iface)

   267 {

   268   static guint n_calls = 0;

   269   n_calls++;

   270   g_assert (n_calls <= 2);

   271 

   272   if (n_calls == 1)

   273     {

   274       iface->base_val = 0x110011;

   275       g_assert (iface->default_val == 0);

   276     }

   277   else

   278     {

   279       g_assert (iface->base_val == 0x110011);

   280       g_assert (iface->default_val == 0x111111);

   281     }

   282 

   283   if (n_calls == 1)

   284     ADD_IFACE(3);

   285   

   286   base1 = TRUE;

   287 }

   288 

   289 static void

   290 test_iface2_base_init (TestIface2Class *iface)

   291 {

   292   CHECK_IFACE_TWICE (iface);

   293 

   294   iface->base_val = 0x220022;

   295   

   296   base2 = TRUE;

   297 }

   298 

   299 static void

   300 test_iface3_base_init (TestIface3Class *iface)

   301 {

   302   CHECK_IFACE_TWICE (iface);

   303 

   304   iface->base_val = 0x330033;

   305   

   306   base3 = TRUE;

   307 }

   308 

   309 static void

   310 test_iface4_base_init (TestIface4Class *iface)

   311 {

   312   CHECK_IFACE_TWICE (iface);

   313 

   314   iface->base_val = 0x440044;

   315 

   316   base4 = TRUE;

   317 }

   318 

   319 static void

   320 test_iface5_base_init (TestIface5Class *iface)

   321 {

   322   CHECK_IFACE_TWICE (iface);

   323 

   324   iface->base_val = 0x550055;

   325 

   326   base5 = TRUE;

   327 }

   328 

   329 static void

   330 test_iface6_base_init (TestIface6Class *iface)

   331 {

   332   CHECK_IFACE_TWICE (iface);

   333 

   334   iface->base_val = 0x660066;

   335   

   336   base6 = TRUE;

   337 }

   338 

   339 static void

   340 base_object_base_init (BaseObjectClass *class)

   341 {

   342   static int n_called = 0;

   343   n_called++;

   344   

   345   /* The second time this is called is for TestObject */

   346   if (n_called == 2)

   347     {

   348       ADD_IFACE(2);

   349       

   350       /* No interface base init functions should have been called yet

   351        */

   352       g_assert (!base1 && !base2 && !base3 && !base4 && !base5 && !base6);

   353       g_assert (!iface1 && !iface2 && !iface3 && !iface4 && !iface5 && !iface6);

   354     }

   355 }

   356 

   357 static void

   358 test_object_class_init (TestObjectClass *class)

   359 {

   360   ADD_IFACE(4);

   361 

   362   /* At this point, the base init functions for all interfaces that have

   363    * been added should be called, but no interface init functions.

   364    */

   365   g_assert (base1 && base2 && base3 && base4 && !base5 && !base6);

   366   g_assert (!iface1 && !iface2 && !iface3 && !iface4 && !iface5 && !iface6);

   367 }

   368 

   369 static DEFINE_TYPE(BaseObject, base_object,

   370 		   NULL, base_object_base_init, NULL,

   371 		   G_TYPE_OBJECT)

   372 static DEFINE_TYPE(TestObject, test_object,

   373 		   test_object_class_init, NULL, NULL,

   374 		   BASE_TYPE_OBJECT)

   375 

   376 int

   377 main (int   argc,

   378       char *argv[])

   379 {

   380 

   381 

   382   TestObject *object;

   383   TestObjectClass *object_class;

   384   TestIfaceClass *iface;

   385   #ifdef SYMBIAN

   386   g_log_set_handler (NULL,  G_LOG_FLAG_FATAL| G_LOG_FLAG_RECURSION | G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_WARNING | G_LOG_LEVEL_MESSAGE | G_LOG_LEVEL_INFO | G_LOG_LEVEL_DEBUG, &mrtLogHandler, NULL);

   387   g_set_print_handler(mrtPrintHandler);

   388   #endif /*SYMBIAN*/

   389   g_log_set_always_fatal (g_log_set_always_fatal (G_LOG_FATAL_MASK) |

   390 			  G_LOG_LEVEL_WARNING |

   391 			  G_LOG_LEVEL_CRITICAL);

   392   g_type_init ();

   393 

   394   /* We force the interfaces to be registered in a different order

   395    * than we add them, so our logic doesn't always deal with interfaces

   396    * added at the end.

   397    */

   398   (void)TEST_TYPE_IFACE4;

   399   (void)TEST_TYPE_IFACE2;

   400   (void)TEST_TYPE_IFACE6;

   401   (void)TEST_TYPE_IFACE5;

   402   (void)TEST_TYPE_IFACE3;

   403   (void)TEST_TYPE_IFACE1;

   404 

   405   ADD_IFACE(1);

   406 

   407   object_class = g_type_class_ref (TEST_TYPE_OBJECT);

   408 

   409   ADD_IFACE(6);

   410 

   411   /* All base and interface init functions should have been called

   412    */

   413   g_assert (base1 && base2 && base3 && base4 && base5 && base6);

   414   g_assert (iface1 && iface2 && iface3 && iface4 && iface5 && iface6);

   415   

   416   object = g_object_new (TEST_TYPE_OBJECT, NULL);

   417 

   418   iface = TEST_IFACE1_GET_CLASS (object);

   419   g_assert (iface && iface->val == 0x10001 && iface->base_val == 0x110011);

   420   iface = TEST_IFACE3_GET_CLASS (object);

   421   g_assert (iface && iface->val == 0x30003 && iface->base_val == 0x330033);

   422   iface = TEST_IFACE4_GET_CLASS (object);

   423   g_assert (iface && iface->val == 0x40004 && iface->base_val == 0x440044);

   424   iface = TEST_IFACE5_GET_CLASS (object);

   425   g_assert (iface && iface->val == 0x50005 && iface->base_val == 0x550055);

   426   iface = TEST_IFACE6_GET_CLASS (object);

   427   g_assert (iface && iface->val == 0x60006 && iface->base_val == 0x660066);

   428   #ifdef SYMBIAN

   429   testResultXml("ifaceinit");

   430   #endif /*SYMBIAN*/

   431   return 0;

   432 }
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