Merge branch 'fix-reftest' into 'master'

Fix the icon-effect-missing reftest

See merge request GNOME/gtk!3512

testsuite/reftests/icon-effect-missing.ref.ui

@@ -2,6 +2,7 @@
 <interface>
   <object class="GtkWindow" id="window1">
     <property name="decorated">0</property>
+    <signal name="map" handler="reftest:set_icon_theme_hicolor" swapped="no"/>
     <child>
       <object class="GtkBox" id="box1">
         <child>

testsuite/reftests/icon-theme-hicolor.c

@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2021 Red Hat, Inc
+ *
+ * Author:
+ *      Matthias Clasen <mclasen@redhat.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <gtk/gtk.h>
+
+
+G_MODULE_EXPORT void
+set_icon_theme_hicolor (void)
+{
+  GtkSettings *settings;
+
+  g_test_message ("Attention: setting icon-theme to hicolor");
+
+  settings = gtk_settings_get_for_display (gdk_display_get_default ());
+  g_object_set (settings, "gtk-icon-theme-name", "hicolor", NULL);
+}

testsuite/reftests/meson.build

@@ -23,6 +23,7 @@ libreftest = library('reftest',
     'textview-border-windows.c',
     'textview-tags.c',
     'animation-direction.c',
+    'icon-theme-hicolor.c',
   ],
   link_with: libgtkreftestprivate,
   c_args: reftest_cflags,