diff -r 000000000000 -r 8a668d0a0d10 tests/plover-gtk/test-stockicons.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/plover-gtk/test-stockicons.c	Wed Sep 12 17:12:06 2018 +0100
@@ -0,0 +1,68 @@
+/*
+ * Copyright (C) 2016  J. Ali Harlow <ali@juiblex.co.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <stdlib.h>
+#include <string.h>
+#include <glib.h>
+#include <gdk/gdk.h>
+#include <gtk/gtk.h>
+#include <plover-gtk/stockicons.h>
+
+static void test_basic(void)
+{
+    gchar *cwd;
+    cwd=g_get_current_dir();
+    g_setenv("PLOVER_ICONS_DATADIR",cwd,TRUE);
+    g_free(cwd);
+    plover_icons_add_to_stock("mimetypes",
+      "application-x-redhat-package-manager");
+    g_assert(gtk_icon_factory_lookup_default("application-x-redhat-package-manager"));
+    g_unsetenv("PLOVER_ICONS_DATADIR");
+}
+
+static void test_no_svg(void)
+{
+    gchar *cwd;
+    cwd=g_get_current_dir();
+    g_setenv("PLOVER_ICONS_DATADIR",cwd,TRUE);
+    g_free(cwd);
+    g_setenv("PLOVER_IGNORE_SVG_SUPPORT","yes",TRUE);
+    plover_icons_add_to_stock("mimetypes",
+      "application-x-redhat-package-manager");
+    g_assert(gtk_icon_factory_lookup_default("application-x-redhat-package-manager"));
+    g_unsetenv("PLOVER_IGNORE_SVG_SUPPORT");
+    g_unsetenv("PLOVER_ICONS_DATADIR");
+}
+
+static void test_none_existant(void)
+{
+    plover_icons_add_to_stock("mimetypes",
+      "application-x-plover-test-stockicons");
+}
+
+int main(int argc,char **argv)
+{
+    int retval;
+    gtk_test_init(&argc,&argv,NULL);
+    g_test_bug_base("mailto:ali@juiblex.co.uk");
+    g_test_add_func("/stockicons/basic",test_basic);
+    g_test_add_func("/stockicons/no-svg",test_no_svg);
+    g_test_add_func("/stockicons/non-existant",test_none_existant);
+    retval=g_test_run();
+    return retval;
+}