src/adg/tests/test-point.c

   1 /* ADG - Automatic Drawing Generation
   2  * Copyright (C) 2007,2008,2009,2010,2011,2012,2013  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 "test-internal.h"
  22
  23
  24 static void
  25 _adg_test_generic(void)
  26 {
  27     AdgPoint *point, *dup_point;
  28     CpmlPair *pair,  *dup_pair;
  29     CpmlPair dummy_pair = { 3.4, 5.6 };
  30
  31     point = adg_point_new();
  32     g_assert(point != NULL);
  33
  34     adg_point_set_pair_explicit(point, 1, 2);
  35     pair = (CpmlPair *) point;
  36     g_assert_cmpfloat(pair->x, ==, 1);
  37     g_assert_cmpfloat(pair->y, ==, 2);
  38
  39     pair = adg_point_get_pair(point);
  40     g_assert(pair != NULL);
  41     g_assert_cmpfloat(pair->x, ==, 1);
  42     g_assert_cmpfloat(pair->y, ==, 2);
  43
  44     dup_point = adg_point_dup(point);
  45     g_assert(dup_point != NULL);
  46     g_assert(dup_point != point);
  47
  48     /* Should be a noop with explicit pairs */
  49     adg_point_invalidate(point);
  50
  51     dup_pair = adg_point_get_pair(dup_point);
  52     g_assert(dup_pair != NULL);
  53     g_assert(dup_pair != pair);
  54
  55     g_assert_cmpfloat(pair->x, ==, dup_pair->x);
  56     g_assert_cmpfloat(pair->y, ==, dup_pair->y);
  57     g_assert(adg_point_equal(point, dup_point));
  58
  59     g_free(dup_pair);
  60     adg_point_destroy(dup_point);
  61
  62     dup_point = adg_point_new();
  63     adg_point_set_pair(dup_point, &dummy_pair);
  64     dup_pair = (CpmlPair *) dup_point;
  65
  66     /* Should be a noop with explicit pairs */
  67     adg_point_invalidate(dup_point);
  68
  69     g_assert_cmpfloat(dup_pair->x, ==, 3.4);
  70     g_assert_cmpfloat(dup_pair->y, ==, 5.6);
  71     g_assert(! adg_point_equal(point, dup_point));
  72
  73     adg_point_copy(dup_point, point);
  74     dup_pair = adg_point_get_pair(dup_point);
  75     g_assert(dup_pair != NULL);
  76     g_assert(dup_pair != pair);
  77
  78     g_assert_cmpfloat(pair->x, ==, dup_pair->x);
  79     g_assert_cmpfloat(pair->y, ==, dup_pair->y);
  80     g_assert(adg_point_equal(point, dup_point));
  81
  82     g_free(pair);
  83     g_free(dup_pair);
  84     adg_point_destroy(point);
  85     adg_point_destroy(dup_point);
  86 }
  87
  88 static void
  89 _adg_test_named_pair(void)
  90 {
  91     CpmlPair p1 = { 123, 456 };
  92     AdgPoint *explicit_point, *explicit_point2, *model_point;
  93     AdgModel *model;
  94     CpmlPair *pair;
  95
  96     explicit_point = adg_point_new();
  97     g_assert(explicit_point != NULL);
  98     adg_point_set_pair(explicit_point, &p1);
  99
 100     explicit_point2 = adg_point_new();
 101     g_assert(explicit_point2 != NULL);
 102     adg_point_set_pair_explicit(explicit_point2, p1.x, p1.y);
 103
 104     /* Checking comparison APIs */
 105     g_assert(adg_point_equal(explicit_point, explicit_point2));
 106     adg_point_set_pair_explicit(explicit_point2, 78, 90);
 107     g_assert(! adg_point_equal(explicit_point, explicit_point2));
 108     pair = (CpmlPair *) explicit_point2;
 109     g_assert_cmpfloat(pair->x, ==, 78);
 110     g_assert_cmpfloat(pair->y, ==, 90);
 111
 112     pair = adg_point_get_pair(explicit_point);
 113     g_assert(cpml_pair_equal(pair, &p1));
 114     g_free(pair);
 115
 116     model = ADG_MODEL(adg_path_new());
 117     g_assert(model != NULL);
 118     adg_model_set_named_pair(model, "named-pair", &p1);
 119
 120     model_point = adg_point_new();
 121     g_assert(model_point != NULL);
 122     adg_point_set_pair_from_model(model_point, model, "named-pair");
 123
 124     pair = adg_point_get_pair(model_point);
 125     g_assert(cpml_pair_equal(pair, &p1));
 126     g_free(pair);
 127
 128     /* Ensure ADG does not consider an explicit point equals to
 129      * a point bound to a named pair with the same coordinates */
 130     g_assert(! adg_point_equal(explicit_point, model_point));
 131
 132     /* Check for lazy evaluation of named pairs */
 133     adg_point_set_pair_from_model(model_point, model, "unexistent-pair");
 134     pair = (CpmlPair *) model_point;
 135     g_assert_cmpfloat(pair->x, ==, p1.x);
 136     g_assert_cmpfloat(pair->y, ==, p1.y);
 137
 138     /* Check behavior on undefined named pair */
 139     g_assert(! adg_point_update(model_point));
 140     g_assert(adg_point_get_pair(model_point) == NULL);
 141
 142     adg_point_set_pair_from_model(model_point, model, "named-pair");
 143     g_assert(adg_point_update(model_point));
 144
 145     /* Check for case sensitiveness */
 146     adg_point_set_pair_from_model(model_point, model, "Named-Pair");
 147     g_assert(adg_point_get_pair(model_point) == NULL);
 148     g_assert(! adg_point_update(model_point));
 149
 150     /* Check if adg_point_get_pair() triggers an adg_point_update() */
 151     adg_point_set_pair_from_model(model_point, model, "named-pair");
 152     pair = adg_point_get_pair(model_point);
 153     g_assert(cpml_pair_equal(pair, &p1));
 154     g_free(pair);
 155
 156     adg_point_destroy(explicit_point);
 157     adg_point_destroy(model_point);
 158     g_object_unref(model);
 159 }
 160
 161
 162 int
 163 main(int argc, char *argv[])
 164 {
 165     adg_test_init(&argc, &argv);
 166
 167     adg_test_add_func("/adg/point/generic", _adg_test_generic);
 168     adg_test_add_func("/adg/point/named-pair", _adg_test_named_pair);
 169
 170     return g_test_run();
 171 }