src/adg/tests/test-gtk-layout.c

   1 /* ADG - Automatic Drawing Generation
   2  * Copyright (C) 2007-2015  Nicola Fontana <ntd at entidi.it>
   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 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, write to the
  16  * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17  * Boston, MA  02110-1301, USA.
  18  */
  19
  20
  21 #include <adg-test.h>
  22 #include <adg.h>
  23
  24
  25 static void
  26 _adg_property_hadjustment(void)
  27 {
  28     AdgGtkLayout *layout;
  29     GtkAdjustment *valid_adjustment, *invalid_adjustment, *hadjustment;
  30
  31     layout = ADG_GTK_LAYOUT(adg_gtk_layout_new());
  32     valid_adjustment = (GtkAdjustment *) gtk_adjustment_new(0, 0, 0, 0, 0, 0);
  33     invalid_adjustment = adg_test_invalid_pointer();
  34
  35     g_object_ref(valid_adjustment);
  36
  37     /* Using the public APIs */
  38     g_test_message("The implementation must provide a fallback adjustment");
  39     hadjustment = adg_gtk_layout_get_hadjustment(layout);
  40     g_assert_true(GTK_IS_ADJUSTMENT(hadjustment));
  41
  42     adg_gtk_layout_set_hadjustment(layout, NULL);
  43     hadjustment = adg_gtk_layout_get_hadjustment(layout);
  44     g_assert_true(GTK_IS_ADJUSTMENT(hadjustment));
  45
  46     adg_gtk_layout_set_hadjustment(layout, valid_adjustment);
  47     hadjustment = adg_gtk_layout_get_hadjustment(layout);
  48     g_assert_true(hadjustment == valid_adjustment);
  49
  50     adg_gtk_layout_set_hadjustment(layout, invalid_adjustment);
  51     hadjustment = adg_gtk_layout_get_hadjustment(layout);
  52     g_assert_true(hadjustment == valid_adjustment);
  53
  54     adg_gtk_layout_set_hadjustment(layout, NULL);
  55     hadjustment = adg_gtk_layout_get_hadjustment(layout);
  56     g_assert_true(hadjustment != valid_adjustment);
  57     g_assert_true(GTK_IS_ADJUSTMENT(hadjustment));
  58
  59     /* Using GObject property methods */
  60     g_object_set(layout, "hadjustment", NULL, NULL);
  61     g_object_get(layout, "hadjustment", &hadjustment, NULL);
  62     g_assert_true(GTK_IS_ADJUSTMENT(hadjustment));
  63     g_object_unref(hadjustment);
  64
  65     g_object_set(layout, "hadjustment", valid_adjustment, NULL);
  66     g_object_get(layout, "hadjustment", &hadjustment, NULL);
  67     g_assert_true(hadjustment == valid_adjustment);
  68     g_object_unref(hadjustment);
  69
  70     g_object_set(layout, "hadjustment", invalid_adjustment, NULL);
  71     g_object_get(layout, "hadjustment", &hadjustment, NULL);
  72     g_assert_true(hadjustment == valid_adjustment);
  73     g_object_unref(hadjustment);
  74
  75     g_object_set(layout, "hadjustment", NULL, NULL);
  76     g_object_get(layout, "hadjustment", &hadjustment, NULL);
  77     g_assert_true(hadjustment != valid_adjustment);
  78     g_assert_true(GTK_IS_ADJUSTMENT(hadjustment));
  79     g_object_unref(hadjustment);
  80
  81     gtk_widget_destroy(GTK_WIDGET(layout));
  82     g_object_unref(valid_adjustment);
  83 }
  84
  85 static void
  86 _adg_property_vadjustment(void)
  87 {
  88     AdgGtkLayout *layout;
  89     GtkAdjustment *valid_adjustment, *invalid_adjustment, *vadjustment;
  90
  91     layout = ADG_GTK_LAYOUT(adg_gtk_layout_new());
  92     valid_adjustment = (GtkAdjustment *) gtk_adjustment_new(0, 0, 0, 0, 0, 0);
  93     invalid_adjustment = adg_test_invalid_pointer();
  94
  95     g_object_ref(valid_adjustment);
  96
  97     /* Using the public APIs */
  98     g_test_message("The implementation must provide a fallback adjustment");
  99     vadjustment = adg_gtk_layout_get_vadjustment(layout);
 100     g_assert_true(GTK_IS_ADJUSTMENT(vadjustment));
 101
 102     adg_gtk_layout_set_vadjustment(layout, NULL);
 103     vadjustment = adg_gtk_layout_get_vadjustment(layout);
 104     g_assert_true(GTK_IS_ADJUSTMENT(vadjustment));
 105
 106     adg_gtk_layout_set_vadjustment(layout, valid_adjustment);
 107     vadjustment = adg_gtk_layout_get_vadjustment(layout);
 108     g_assert_true(vadjustment == valid_adjustment);
 109
 110     adg_gtk_layout_set_vadjustment(layout, invalid_adjustment);
 111     vadjustment = adg_gtk_layout_get_vadjustment(layout);
 112     g_assert_true(vadjustment == valid_adjustment);
 113
 114     adg_gtk_layout_set_vadjustment(layout, NULL);
 115     vadjustment = adg_gtk_layout_get_vadjustment(layout);
 116     g_assert_true(vadjustment != valid_adjustment);
 117     g_assert_true(GTK_IS_ADJUSTMENT(vadjustment));
 118
 119     /* Using GObject property methods */
 120     g_object_set(layout, "vadjustment", NULL, NULL);
 121     g_object_get(layout, "vadjustment", &vadjustment, NULL);
 122     g_assert_true(GTK_IS_ADJUSTMENT(vadjustment));
 123     g_object_unref(vadjustment);
 124
 125     g_object_set(layout, "vadjustment", valid_adjustment, NULL);
 126     g_object_get(layout, "vadjustment", &vadjustment, NULL);
 127     g_assert_true(vadjustment == valid_adjustment);
 128     g_object_unref(vadjustment);
 129
 130     g_object_set(layout, "vadjustment", invalid_adjustment, NULL);
 131     g_object_get(layout, "vadjustment", &vadjustment, NULL);
 132     g_assert_true(vadjustment == valid_adjustment);
 133     g_object_unref(vadjustment);
 134
 135     g_object_set(layout, "vadjustment", NULL, NULL);
 136     g_object_get(layout, "vadjustment", &vadjustment, NULL);
 137     g_assert_true(vadjustment != valid_adjustment);
 138     g_assert_true(GTK_IS_ADJUSTMENT(vadjustment));
 139     g_object_unref(vadjustment);
 140
 141     gtk_widget_destroy(GTK_WIDGET(layout));
 142     g_object_unref(valid_adjustment);
 143 }
 144
 145
 146 int
 147 main(int argc, char *argv[])
 148 {
 149     adg_test_init(&argc, &argv);
 150
 151     adg_test_add_object_checks("/adg/gtk/layout/type/object", ADG_GTK_TYPE_LAYOUT);
 152
 153     g_test_add_func("/adg-gtk/layout/property/hadjustment", _adg_property_hadjustment);
 154     g_test_add_func("/adg-gtk/layout/property/vadjustment", _adg_property_vadjustment);
 155
 156     return g_test_run();
 157 }