(root)/
glib-2.79.0/
gio/
tests/
giomodule.c
       1  /* Unit tests for GIOModule
       2   * Copyright (C) 2013 Red Hat, Inc
       3   * Author: Matthias Clasen
       4   *
       5   * SPDX-License-Identifier: LicenseRef-old-glib-tests
       6   *
       7   * This work is provided "as is"; redistribution and modification
       8   * in whole or in part, in any medium, physical or electronic is
       9   * permitted without restriction.
      10   *
      11   * This work is distributed in the hope that it will be useful,
      12   * but WITHOUT ANY WARRANTY; without even the implied warranty of
      13   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
      14   *
      15   * In no event shall the authors or contributors be liable for any
      16   * direct, indirect, incidental, special, exemplary, or consequential
      17   * damages (including, but not limited to, procurement of substitute
      18   * goods or services; loss of use, data, or profits; or business
      19   * interruption) however caused and on any theory of liability, whether
      20   * in contract, strict liability, or tort (including negligence or
      21   * otherwise) arising in any way out of the use of this software, even
      22   * if advised of the possibility of such damage.
      23   */
      24  
      25  #include <gio/gio.h>
      26  #include <glibconfig.h>
      27  
      28  #ifdef G_OS_WIN32
      29    #ifdef _MSC_VER
      30      #define MODULE_FILENAME(x) "" x ".dll"
      31    #else
      32      #define MODULE_FILENAME(x) "lib" x ".dll"
      33    #endif
      34  #elif defined(__APPLE__)
      35    #define MODULE_FILENAME(x) "lib" x ".dylib"
      36  #else
      37    #define MODULE_FILENAME(x) "lib" x ".so"
      38  #endif
      39  
      40  static void
      41  test_extension_point (void)
      42  {
      43    GIOExtensionPoint *ep, *ep2;
      44    GIOExtension *ext;
      45    GList *list;
      46    GType req;
      47    GTypeClass *class;
      48  
      49    ep = g_io_extension_point_lookup ("test-extension-point");
      50    g_assert_null (ep);
      51    ep = g_io_extension_point_register ("test-extension-point");
      52    ep2 = g_io_extension_point_lookup ("test-extension-point");
      53    g_assert (ep2 == ep);
      54  
      55    req = g_io_extension_point_get_required_type (ep);
      56    g_assert (req == G_TYPE_INVALID);
      57    g_io_extension_point_set_required_type (ep, G_TYPE_OBJECT);
      58    req = g_io_extension_point_get_required_type (ep);
      59    g_assert (req == G_TYPE_OBJECT);
      60  
      61    list = g_io_extension_point_get_extensions (ep);
      62    g_assert_null (list);
      63  
      64    g_io_extension_point_implement ("test-extension-point",
      65                                    G_TYPE_VFS,
      66                                    "extension1",
      67                                    10);
      68  
      69    g_io_extension_point_implement ("test-extension-point",
      70                                    G_TYPE_OBJECT,
      71                                    "extension2",
      72                                    20);
      73  
      74    list = g_io_extension_point_get_extensions (ep);
      75    g_assert_cmpint (g_list_length (list), ==, 2);
      76    
      77    ext = list->data;
      78    g_assert_cmpstr (g_io_extension_get_name (ext), ==, "extension2");
      79    g_assert (g_io_extension_get_type (ext) == G_TYPE_OBJECT);
      80    g_assert (g_io_extension_get_priority (ext) == 20);
      81    class = g_io_extension_ref_class (ext);
      82    g_assert (class == g_type_class_peek (G_TYPE_OBJECT));
      83    g_type_class_unref (class);
      84  
      85    ext = list->next->data;
      86    g_assert_cmpstr (g_io_extension_get_name (ext), ==, "extension1");
      87    g_assert (g_io_extension_get_type (ext) == G_TYPE_VFS);
      88    g_assert (g_io_extension_get_priority (ext) == 10);
      89  }
      90  
      91  #define INHERIT_ALL (G_TEST_SUBPROCESS_INHERIT_STDIN | \
      92                       G_TEST_SUBPROCESS_INHERIT_STDOUT | \
      93                       G_TEST_SUBPROCESS_INHERIT_STDERR)
      94  
      95  static void
      96  test_module_scan_all (void)
      97  {
      98  #ifdef GLIB_STATIC_COMPILATION
      99    /* The plugin module is statically linked with a separate copy
     100     * of GLib so g_io_extension_point_implement won't work. */
     101    g_test_skip ("GIOExtensionPoint with dynamic modules isn't supported in static builds.");
     102    return;
     103  #endif
     104  
     105    if (g_test_subprocess ())
     106      {
     107        GIOExtensionPoint *ep;
     108        GIOExtension *ext;
     109        GList *list;
     110        ep = g_io_extension_point_register ("test-extension-point");
     111        g_io_modules_scan_all_in_directory (g_test_get_filename (G_TEST_BUILT, "modules", NULL));
     112        list = g_io_extension_point_get_extensions (ep);
     113        g_assert_cmpint (g_list_length (list), ==, 2);
     114        ext = list->data;
     115        g_assert_cmpstr (g_io_extension_get_name (ext), ==, "test-b");
     116        ext = list->next->data;
     117        g_assert_cmpstr (g_io_extension_get_name (ext), ==, "test-a");
     118        return;
     119      }
     120    g_test_trap_subprocess (NULL, 0, INHERIT_ALL);
     121    g_test_trap_assert_passed ();
     122  }
     123  
     124  static void
     125  test_module_scan_all_with_scope (void)
     126  {
     127  #ifdef GLIB_STATIC_COMPILATION
     128    /* Disabled for the same reason as test_module_scan_all. */
     129    g_test_skip ("GIOExtensionPoint with dynamic modules isn't supported in static builds.");
     130    return;
     131  #endif
     132  
     133    if (g_test_subprocess ())
     134      {
     135        GIOExtensionPoint *ep;
     136        GIOModuleScope *scope;
     137        GIOExtension *ext;
     138        GList *list;
     139  
     140        ep = g_io_extension_point_register ("test-extension-point");
     141        scope = g_io_module_scope_new (G_IO_MODULE_SCOPE_BLOCK_DUPLICATES);
     142        g_io_module_scope_block (scope, MODULE_FILENAME ("testmoduleb"));
     143        g_io_modules_scan_all_in_directory_with_scope (g_test_get_filename (G_TEST_BUILT, "modules", NULL), scope);
     144        list = g_io_extension_point_get_extensions (ep);
     145        g_assert_cmpint (g_list_length (list), ==, 1);
     146        ext = list->data;
     147        g_assert_cmpstr (g_io_extension_get_name (ext), ==, "test-a");
     148        g_io_module_scope_free (scope);
     149        return;
     150      }
     151    g_test_trap_subprocess (NULL, 0, INHERIT_ALL);
     152    g_test_trap_assert_passed ();
     153  }
     154  
     155  int
     156  main (int argc, char *argv[])
     157  {
     158    g_test_init (&argc, &argv, NULL);
     159  
     160    g_test_add_func ("/giomodule/extension-point", test_extension_point);
     161    g_test_add_func ("/giomodule/module-scan-all", test_module_scan_all);
     162    g_test_add_func ("/giomodule/module-scan-all-with-scope", test_module_scan_all_with_scope);
     163  
     164    return g_test_run ();
     165  }