1 | /* GTK - The GIMP Toolkit |
2 | * Copyright (C) 2010 Red Hat, Inc. |
3 | * Author: Matthias Clasen |
4 | * |
5 | * This library is free software; you can redistribute it and/or |
6 | * modify it under the terms of the GNU Lesser General Public |
7 | * License as published by the Free Software Foundation; either |
8 | * version 2 of the License, or (at your option) any later version. |
9 | * |
10 | * This library is distributed in the hope that it will be useful, |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | * Lesser General Public License for more details. |
14 | * |
15 | * You should have received a copy of the GNU Lesser General Public |
16 | * License along with this library. If not, see <http://www.gnu.org/licenses/>. |
17 | */ |
18 | |
19 | |
20 | #include <X11/Xlib.h> |
21 | #include <gtk/gtk.h> |
22 | #include "x11/gdkx.h" |
23 | |
24 | static void |
25 | test_error_trapping (GdkDisplay *gdk_display) |
26 | { |
27 | Display *d; |
28 | int dummy; |
29 | int error; |
30 | |
31 | d = GDK_DISPLAY_XDISPLAY (gdk_display); |
32 | |
33 | /* verify that we can catch errors */ |
34 | gdk_x11_display_error_trap_push (display: gdk_display); |
35 | XListProperties (d, 0, &dummy); /* round trip */ |
36 | error = gdk_x11_display_error_trap_pop (display: gdk_display); |
37 | g_assert_true (error == BadWindow); |
38 | |
39 | gdk_x11_display_error_trap_push (display: gdk_display); |
40 | XSetCloseDownMode (d, 12345); /* not a round trip */ |
41 | XSetCloseDownMode (d, DestroyAll); |
42 | error = gdk_x11_display_error_trap_pop (display: gdk_display); |
43 | g_assert_true (error == BadValue); |
44 | |
45 | /* try the same without sync */ |
46 | gdk_x11_display_error_trap_push (display: gdk_display); |
47 | XListProperties (d, 0, &dummy); |
48 | gdk_x11_display_error_trap_pop_ignored (display: gdk_display); |
49 | |
50 | gdk_x11_display_error_trap_push (display: gdk_display); |
51 | XSetCloseDownMode (d, 12345); |
52 | XSetCloseDownMode (d, DestroyAll); |
53 | gdk_x11_display_error_trap_pop_ignored (display: gdk_display); |
54 | |
55 | XSync (d, TRUE); |
56 | |
57 | /* verify that we can catch with nested traps; inner-most |
58 | * active trap gets the error */ |
59 | gdk_x11_display_error_trap_push (display: gdk_display); |
60 | gdk_x11_display_error_trap_push (display: gdk_display); |
61 | XSetCloseDownMode (d, 12345); |
62 | error = gdk_x11_display_error_trap_pop (display: gdk_display); |
63 | g_assert_true (error == BadValue); |
64 | error = gdk_x11_display_error_trap_pop (display: gdk_display); |
65 | g_assert_true (error == Success); |
66 | |
67 | gdk_x11_display_error_trap_push (display: gdk_display); |
68 | XSetCloseDownMode (d, 12345); |
69 | gdk_x11_display_error_trap_push (display: gdk_display); |
70 | error = gdk_x11_display_error_trap_pop (display: gdk_display); |
71 | g_assert_true (error == Success); |
72 | error = gdk_x11_display_error_trap_pop (display: gdk_display); |
73 | g_assert_true (error == BadValue); |
74 | |
75 | /* try nested, without sync */ |
76 | gdk_x11_display_error_trap_push (display: gdk_display); |
77 | gdk_x11_display_error_trap_push (display: gdk_display); |
78 | gdk_x11_display_error_trap_push (display: gdk_display); |
79 | XSetCloseDownMode (d, 12345); |
80 | gdk_x11_display_error_trap_pop_ignored (display: gdk_display); |
81 | gdk_x11_display_error_trap_pop_ignored (display: gdk_display); |
82 | gdk_x11_display_error_trap_pop_ignored (display: gdk_display); |
83 | |
84 | XSync (d, TRUE); |
85 | |
86 | /* try nested, without sync, with interleaved calls */ |
87 | gdk_x11_display_error_trap_push (display: gdk_display); |
88 | XSetCloseDownMode (d, 12345); |
89 | gdk_x11_display_error_trap_push (display: gdk_display); |
90 | XSetCloseDownMode (d, 12345); |
91 | gdk_x11_display_error_trap_push (display: gdk_display); |
92 | XSetCloseDownMode (d, 12345); |
93 | gdk_x11_display_error_trap_pop_ignored (display: gdk_display); |
94 | XSetCloseDownMode (d, 12345); |
95 | gdk_x11_display_error_trap_pop_ignored (display: gdk_display); |
96 | XSetCloseDownMode (d, 12345); |
97 | gdk_x11_display_error_trap_pop_ignored (display: gdk_display); |
98 | |
99 | XSync (d, TRUE); |
100 | |
101 | /* don't want to get errors that weren't in our push range */ |
102 | gdk_x11_display_error_trap_push (display: gdk_display); |
103 | XSetCloseDownMode (d, 12345); |
104 | gdk_x11_display_error_trap_push (display: gdk_display); |
105 | XSync (d, TRUE); /* not an error */ |
106 | error = gdk_x11_display_error_trap_pop (display: gdk_display); |
107 | g_assert_true (error == Success); |
108 | error = gdk_x11_display_error_trap_pop (display: gdk_display); |
109 | g_assert_true (error == BadValue); |
110 | |
111 | /* non-roundtrip non-error request after error request, inside trap */ |
112 | gdk_x11_display_error_trap_push (display: gdk_display); |
113 | XSetCloseDownMode (d, 12345); |
114 | XMapWindow (d, DefaultRootWindow (d)); |
115 | error = gdk_x11_display_error_trap_pop (display: gdk_display); |
116 | g_assert_true (error == BadValue); |
117 | |
118 | /* a non-roundtrip non-error request before error request, inside trap */ |
119 | gdk_x11_display_error_trap_push (display: gdk_display); |
120 | XMapWindow (d, DefaultRootWindow (d)); |
121 | XSetCloseDownMode (d, 12345); |
122 | error = gdk_x11_display_error_trap_pop (display: gdk_display); |
123 | g_assert_true (error == BadValue); |
124 | |
125 | /* Not part of any test, just a double-check |
126 | * that all errors have arrived |
127 | */ |
128 | XSync (d, TRUE); |
129 | } |
130 | |
131 | int |
132 | main (int argc, char *argv[]) |
133 | { |
134 | GdkDisplay *gdk_display; |
135 | GdkDisplay *; |
136 | |
137 | gtk_init (); |
138 | |
139 | gdk_display = gdk_display_get_default (); |
140 | test_error_trapping (gdk_display); |
141 | |
142 | extra_display = gdk_display_open (NULL); |
143 | test_error_trapping (gdk_display: extra_display); |
144 | gdk_display_close (display: extra_display); |
145 | |
146 | test_error_trapping (gdk_display: gdk_display_get_default ()); |
147 | |
148 | /* open a display with a trap pushed and see if we |
149 | * get confused |
150 | */ |
151 | gdk_x11_display_error_trap_push (display: gdk_display); |
152 | gdk_x11_display_error_trap_push (display: gdk_display); |
153 | |
154 | extra_display = gdk_display_open (NULL); |
155 | test_error_trapping (gdk_display: extra_display); |
156 | gdk_display_close (display: extra_display); |
157 | |
158 | gdk_x11_display_error_trap_pop_ignored (display: gdk_display); |
159 | gdk_x11_display_error_trap_pop_ignored (display: gdk_display); |
160 | |
161 | test_error_trapping (gdk_display: gdk_display_get_default ()); |
162 | |
163 | /* reassure us that the tests ran. */ |
164 | g_print(format: "All errors properly trapped.\n" ); |
165 | |
166 | return 0; |
167 | } |
168 | |
169 | |