1 | /* GTK - The GIMP Toolkit |
2 | * Copyright (C) 2014 Red Hat, Inc. |
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, see <http://www.gnu.org/licenses/>. |
16 | */ |
17 | |
18 | #include <gtk/gtk.h> |
19 | |
20 | static void |
21 | test_basic (void) |
22 | { |
23 | GtkAdjustment *a; |
24 | |
25 | a = gtk_adjustment_new (value: 2.0, lower: 0.0, upper: 100.0, step_increment: 1.0, page_increment: 5.0, page_size: 10.0); |
26 | |
27 | g_assert_cmpfloat (gtk_adjustment_get_value (a), ==, 2.0); |
28 | g_assert_cmpfloat (gtk_adjustment_get_lower (a), ==, 0.0); |
29 | g_assert_cmpfloat (gtk_adjustment_get_upper (a), ==, 100.0); |
30 | g_assert_cmpfloat (gtk_adjustment_get_step_increment (a), ==, 1.0); |
31 | g_assert_cmpfloat (gtk_adjustment_get_page_increment (a), ==, 5.0); |
32 | g_assert_cmpfloat (gtk_adjustment_get_page_size (a), ==, 10.0); |
33 | g_assert_cmpfloat (gtk_adjustment_get_minimum_increment (a), ==, 1.0); |
34 | |
35 | gtk_adjustment_set_value (adjustment: a, value: 50.0); |
36 | gtk_adjustment_set_lower (adjustment: a, lower: 20.0); |
37 | gtk_adjustment_set_upper (adjustment: a, upper: 75.5); |
38 | gtk_adjustment_set_step_increment (adjustment: a, step_increment: 2.2); |
39 | gtk_adjustment_set_page_increment (adjustment: a, page_increment: 1.5); |
40 | gtk_adjustment_set_page_size (adjustment: a, page_size: 10.0); |
41 | |
42 | g_assert_cmpfloat (gtk_adjustment_get_value (a), ==, 50.0); |
43 | g_assert_cmpfloat (gtk_adjustment_get_lower (a), ==, 20.0); |
44 | g_assert_cmpfloat (gtk_adjustment_get_upper (a), ==, 75.5); |
45 | g_assert_cmpfloat (gtk_adjustment_get_step_increment (a), ==, 2.2); |
46 | g_assert_cmpfloat (gtk_adjustment_get_page_increment (a), ==, 1.5); |
47 | g_assert_cmpfloat (gtk_adjustment_get_page_size (a), ==, 10.0); |
48 | g_assert_cmpfloat (gtk_adjustment_get_minimum_increment (a), ==, 1.5); |
49 | |
50 | g_object_unref (object: a); |
51 | } |
52 | |
53 | static int changed_count; |
54 | static int value_changed_count; |
55 | |
56 | static void |
57 | changed_cb (GtkAdjustment *a) |
58 | { |
59 | changed_count++; |
60 | } |
61 | |
62 | static void |
63 | value_changed_cb (GtkAdjustment *a) |
64 | { |
65 | value_changed_count++; |
66 | } |
67 | |
68 | static void |
69 | test_signals (void) |
70 | { |
71 | GtkAdjustment *a; |
72 | |
73 | a = gtk_adjustment_new (value: 0.0, lower: 0.0, upper: 0.0, step_increment: 0.0, page_increment: 0.0, page_size: 0.0); |
74 | |
75 | g_signal_connect (a, "changed" , G_CALLBACK (changed_cb), NULL); |
76 | g_signal_connect (a, "value-changed" , G_CALLBACK (value_changed_cb), NULL); |
77 | |
78 | changed_count = value_changed_count = 0; |
79 | gtk_adjustment_configure (adjustment: a, value: 0.0, lower: 0.0, upper: 100.0, step_increment: 1.0, page_increment: 5.0, page_size: 0.0); |
80 | g_assert_cmpint (changed_count, ==, 1); |
81 | g_assert_cmpint (value_changed_count, ==, 0); |
82 | |
83 | changed_count = value_changed_count = 0; |
84 | gtk_adjustment_set_value (adjustment: a, value: 50.0); |
85 | gtk_adjustment_set_lower (adjustment: a, lower: 20.0); |
86 | gtk_adjustment_set_upper (adjustment: a, upper: 75.5); |
87 | gtk_adjustment_set_step_increment (adjustment: a, step_increment: 2.2); |
88 | gtk_adjustment_set_page_increment (adjustment: a, page_increment: 1.5); |
89 | gtk_adjustment_set_page_size (adjustment: a, page_size: 10.0); |
90 | g_assert_cmpint (changed_count, ==, 5); |
91 | g_assert_cmpint (value_changed_count, ==, 1); |
92 | |
93 | g_object_unref (object: a); |
94 | } |
95 | |
96 | static void |
97 | test_clamp (void) |
98 | { |
99 | GtkAdjustment *a; |
100 | |
101 | a = gtk_adjustment_new (value: 2.0, lower: 0.0, upper: 100.0, step_increment: 1.0, page_increment: 5.0, page_size: 10.0); |
102 | |
103 | gtk_adjustment_set_value (adjustment: a, value: -10.0); |
104 | g_assert_cmpfloat (gtk_adjustment_get_value (a), ==, 0.0); |
105 | |
106 | gtk_adjustment_set_value (adjustment: a, value: 200.0); |
107 | g_assert_cmpfloat (gtk_adjustment_get_value (a), ==, 90.0); |
108 | |
109 | gtk_adjustment_set_value (adjustment: a, value: 99.0); |
110 | g_assert_cmpfloat (gtk_adjustment_get_value (a), ==, 90.0); |
111 | |
112 | gtk_adjustment_configure (adjustment: a, value: 0.0, lower: 0.0, upper: 10.0, step_increment: 1.0, page_increment: 5.0, page_size: 20.0); |
113 | |
114 | gtk_adjustment_set_value (adjustment: a, value: 5.0); |
115 | g_assert_cmpfloat (gtk_adjustment_get_value (a), ==, 0.0); |
116 | |
117 | g_object_unref (object: a); |
118 | } |
119 | |
120 | static void |
121 | test_clamp_page (void) |
122 | { |
123 | GtkAdjustment *a; |
124 | |
125 | a = gtk_adjustment_new (value: 20.0, lower: 0.0, upper: 100.0, step_increment: 1.0, page_increment: 5.0, page_size: 10.0); |
126 | |
127 | gtk_adjustment_clamp_page (adjustment: a, lower: 50.0, upper: 55.0); |
128 | g_assert_cmpfloat (gtk_adjustment_get_value (a), ==, 45.0); |
129 | |
130 | gtk_adjustment_clamp_page (adjustment: a, lower: 52.0, upper: 58.0); |
131 | g_assert_cmpfloat (gtk_adjustment_get_value (a), ==, 48.0); |
132 | |
133 | gtk_adjustment_clamp_page (adjustment: a, lower: 48.0, upper: 50.0); |
134 | g_assert_cmpfloat (gtk_adjustment_get_value (a), ==, 48.0); |
135 | |
136 | gtk_adjustment_clamp_page (adjustment: a, lower: 30.0, upper: 50.0); |
137 | g_assert_cmpfloat (gtk_adjustment_get_value (a), ==, 30.0); |
138 | |
139 | g_object_unref (object: a); |
140 | } |
141 | |
142 | int |
143 | main (int argc, |
144 | char *argv[]) |
145 | { |
146 | gtk_test_init (argcp: &argc, argvp: &argv); |
147 | |
148 | g_test_add_func (testpath: "/adjustment/basic" , test_func: test_basic); |
149 | g_test_add_func (testpath: "/adjustment/signals" , test_func: test_signals); |
150 | g_test_add_func (testpath: "/adjustment/clamp" , test_func: test_clamp); |
151 | g_test_add_func (testpath: "/adjustment/clamp_page" , test_func: test_clamp_page); |
152 | |
153 | return g_test_run(); |
154 | } |
155 | |