[gtk+] Add some minimal test for X error traps

[Matthias Clasen <matthiasc src gnome org>]

commit 4f3e5e6ebc837d2f805efc73d79cbd2d0a9df4f7
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Sep 18 18:18:36 2010 -0400

    Add some minimal test for X error traps

 tests/Makefile.am  |    8 ++++--
 tests/testerrors.c |   63 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 68 insertions(+), 3 deletions(-)
---
diff --git a/tests/Makefile.am b/tests/Makefile.am
index ccec905..38d3ae4 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -94,7 +94,7 @@ noinst_PROGRAMS =  $(TEST_PROGS)	\
 	testwrapbox
 
 if USE_X11
-noinst_PROGRAMS += testapplication
+noinst_PROGRAMS += testapplication testerrors
 endif
 
 if HAVE_CXX
@@ -122,7 +122,6 @@ testadjustsize_DEPENDENCIES = $(TEST_DEPS)
 testassistant_DEPENDENCIES = $(TEST_DEPS)
 testbbox_DEPENDENCIES = $(TEST_DEPS)
 testbuttons_DEPENDENCIES = $(TEST_DEPS)
-testframe_DEPENDENCIES = $(TEST_DEPS)
 testcairo_DEPENDENCIES = $(TEST_DEPS)
 testcalendar_DEPENDENCIES = $(TEST_DEPS)
 testcombo_DEPENDENCIES = $(TEST_DEPS)
@@ -133,8 +132,10 @@ testdnd_DEPENDENCIES = $(TEST_DEPS)
 testellipsise_DEPENDENCIES = $(TEST_DEPS)
 testentrycompletion_DEPENDENCIES = $(TEST_DEPS)
 testentryicons_DEPENDENCIES = $(TEST_DEPS)
+testerrors_DEPENDENCIES = $(TEST_DEPS)
 testfilechooser_DEPENDENCIES = $(TEST_DEPS)
 testfilechooserbutton_DEPENDENCIES = $(TEST_DEPS)
+testframe_DEPENDENCIES = $(TEST_DEPS)
 testgtk_DEPENDENCIES = $(TEST_DEPS)
 testinput_DEPENDENCIES = $(TEST_DEPS)
 testimage_DEPENDENCIES = $(TEST_DEPS)
@@ -186,7 +187,6 @@ testapplication_LDADD = $(LDADDS)
 testassistant_LDADD = $(LDADDS)
 testbbox_LDADD = $(LDADDS)
 testbuttons_LDADD = $(LDADDS)
-testframe_LDADD = $(LDADDS)
 testcairo_LDADD = $(LDADDS)
 testcalendar_LDADD = $(LDADDS)
 testcombo_LDADD = $(LDADDS)
@@ -197,8 +197,10 @@ testdnd_LDADD = $(LDADDS)
 testellipsise_LDADD = $(LDADDS)
 testentrycompletion_LDADD = $(LDADDS)
 testentryicons_LDADD = $(LDADDS)
+testerrors_LDADD = $(LDADDS)
 testfilechooser_LDADD = $(LDADDS)
 testfilechooserbutton_LDADD = $(LDADDS)
+testframe_LDADD = $(LDADDS)
 testgtk_LDADD = $(LDADDS)
 testheightforwidth_LDADD = $(LDADDS)
 testicontheme_LDADD = $(LDADDS)
diff --git a/tests/testerrors.c b/tests/testerrors.c
new file mode 100755
index 0000000..63b98cc
--- /dev/null
+++ b/tests/testerrors.c
@@ -0,0 +1,63 @@
+/* GTK - The GIMP Toolkit
+ * Copyright (C) 2010 Red Hat, Inc.
+ * Author: Matthias Clasen
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+
+#include <X11/Xlib.h>
+#include <gtk/gtk.h>
+#include "x11/gdkx.h"
+
+gint
+main (gint argc, gchar *argv[])
+{
+  Display *d;
+  int dummy;
+  int error;
+
+  gtk_init (&argc, &argv);
+
+  d = GDK_DISPLAY_XDISPLAY (gdk_display_get_default ());
+
+  /* verify that we can catch errors */
+  gdk_error_trap_push ();
+  XListProperties (d, 0, &dummy);
+  error = gdk_error_trap_pop ();
+  g_assert (error == BadWindow);
+
+  gdk_error_trap_push ();
+  XSetCloseDownMode (d, 12345);
+  XSetCloseDownMode (d, DestroyAll);
+  error = gdk_error_trap_pop ();
+  g_assert (error == BadValue);
+
+  /* try the same without sync */
+  gdk_error_trap_push ();
+  XListProperties (d, 0, &dummy);
+  gdk_error_trap_pop_ignored ();
+
+  gdk_error_trap_push ();
+  XSetCloseDownMode (d, 12345);
+  XSetCloseDownMode (d, DestroyAll);
+  gdk_error_trap_pop_ignored ();
+
+  XSync (d, TRUE);
+
+  return 0;
+}
+