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/* Pango
* test-no-fonts.c: Check that lack of fonts is survivable
*
* Copyright (C) 2022 Red Hat, Inc
*
* 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, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <glib.h>
#include <string.h>
#include <locale.h>
#ifndef G_OS_WIN32
#include <unistd.h>
#endif
#include "config.h"
#include <pango/pangocairo.h>
#include <pango/pangocairo-fc.h>
#include <pango/pangofc-fontmap.h>
#include "test-common.h"
static void
install_fonts (const char *dir)
{
FcConfig *config;
PangoFontMap *map;
char *path;
gsize len;
char *conf;
map = g_object_new (PANGO_TYPE_CAIRO_FC_FONT_MAP, NULL);
config = FcConfigCreate ();
path = g_build_filename (dir, "fonts.conf", NULL);
g_file_get_contents (path, &conf, &len, NULL);
if (!FcConfigParseAndLoadFromMemory (config, (const FcChar8 *) conf, TRUE))
g_error ("Failed to parse fontconfig configuration");
g_free (conf);
g_free (path);
FcConfigAppFontAddDir (config, (const FcChar8 *) dir);
pango_fc_font_map_set_config (PANGO_FC_FONT_MAP (map), config);
FcConfigDestroy (config);
pango_cairo_font_map_set_default (PANGO_CAIRO_FONT_MAP (map));
g_object_unref (map);
}
static void
test_nofonts (void)
{
PangoContext *context;
const char *text;
PangoLayout *layout;
int missing;
context = pango_font_map_create_context (pango_cairo_font_map_get_default ());
layout = pango_layout_new (context);
text = "Schlaf, Kindlein schlaf! "
"Der Vater hüt' die Schaf, "
"die Mutter schúttelt's Bäumelein, "
"da fällt herab ein Träumelein. "
"Schlaf, Kindlein schlaf!";
pango_layout_set_text (layout, text, -1);
missing = pango_layout_get_unknown_glyphs_count (layout);
g_assert_cmpint (missing, ==, g_utf8_strlen (text, -1));
g_object_unref (layout);
g_object_unref (context);
}
int
main (int argc, char *argv[])
{
char *path;
setlocale (LC_ALL, "");
g_test_init (&argc, &argv, NULL);
path = g_test_build_filename (G_TEST_DIST, "nofonts", NULL);
install_fonts (path);
g_free (path);
g_test_add_func ("/layout/nofonts", test_nofonts);
return g_test_run ();
}
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