/* Pango * test-layout.c: Test Pango Layout * * Copyright (C) 2014 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 #include #include #ifndef G_OS_WIN32 #include #endif #include "config.h" #include #include #include #include "test-common.h" static void test_layout (gconstpointer d) { const char *filename = d; GError *error = NULL; char *diff; GBytes *bytes; char *contents; gsize length; GBytes *orig; PangoContext *context; PangoLayout *layout; if (!PANGO_IS_FC_FONT_MAP (pango_cairo_font_map_get_default ())) { g_test_skip ("Not an fc fontmap. Skipping..."); return; } char *old_locale = g_strdup (setlocale (LC_ALL, NULL)); setlocale (LC_ALL, "en_US.UTF-8"); if (strstr (setlocale (LC_ALL, NULL), "en_US") == NULL) { char *msg = g_strdup_printf ("Locale en_US.UTF-8 not available, skipping layout %s", filename); g_test_skip (msg); g_free (msg); g_free (old_locale); return; } g_file_get_contents (filename, &contents, &length, &error); g_assert_no_error (error); orig = g_bytes_new_take (contents, length); context = pango_font_map_create_context (pango_cairo_font_map_get_default ()); layout = pango_layout_deserialize (context, orig, PANGO_LAYOUT_DESERIALIZE_CONTEXT, &error); g_assert_no_error (error); bytes = pango_layout_serialize (layout, PANGO_LAYOUT_SERIALIZE_CONTEXT | PANGO_LAYOUT_SERIALIZE_OUTPUT); g_object_unref (layout); g_object_unref (context); diff = diff_bytes (orig, bytes, &error); g_assert_no_error (error); g_bytes_unref (bytes); g_bytes_unref (orig); setlocale (LC_ALL, old_locale); g_free (old_locale); if (diff && diff[0]) { char **lines = g_strsplit (diff, "\n", -1); const char *line; int i = 0; g_test_message ("Contents don't match expected contents"); for (line = lines[0]; line != NULL; line = lines[++i]) g_test_message ("%s", line); g_test_fail (); g_strfreev (lines); } g_free (diff); } 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); } int main (int argc, char *argv[]) { GDir *dir; GError *error = NULL; char *opt_fonts = NULL; const gchar *name; char *path; GOptionContext *option_context; GOptionEntry entries[] = { { "fonts", 0, 0, G_OPTION_ARG_FILENAME, &opt_fonts, "Fonts to use", "DIR" }, { NULL, 0 }, }; setlocale (LC_ALL, ""); option_context = g_option_context_new (""); g_option_context_add_main_entries (option_context, entries, NULL); g_option_context_set_ignore_unknown_options (option_context, TRUE); if (!g_option_context_parse (option_context, &argc, &argv, &error)) { g_error ("failed to parse options: %s", error->message); return 1; } g_option_context_free (option_context); if (opt_fonts) { install_fonts (opt_fonts); g_free (opt_fonts); } /* allow to easily generate expected output for new test cases */ if (argc > 1 && argv[1][0] != '-') { char *contents; gsize length; GError *error = NULL; GBytes *orig; GBytes *bytes; PangoContext *context; PangoLayout *layout; g_file_get_contents (argv[1], &contents, &length, &error); g_assert_no_error (error); orig = g_bytes_new_take (contents, length); context = pango_font_map_create_context (pango_cairo_font_map_get_default ()); layout = pango_layout_deserialize (context, orig, PANGO_LAYOUT_DESERIALIZE_CONTEXT, &error); g_assert_no_error (error); bytes = pango_layout_serialize (layout, PANGO_LAYOUT_SERIALIZE_CONTEXT | PANGO_LAYOUT_SERIALIZE_OUTPUT); g_object_unref (layout); g_object_unref (context); g_print ("%s", (const char *)g_bytes_get_data (bytes, NULL)); g_bytes_unref (bytes); g_bytes_unref (orig); return 0; } g_test_init (&argc, &argv, NULL); if (!opt_fonts) { path = g_test_build_filename (G_TEST_DIST, "fonts", NULL); install_fonts (path); g_free (path); } path = g_test_build_filename (G_TEST_DIST, "layouts", NULL); dir = g_dir_open (path, 0, &error); g_free (path); g_assert_no_error (error); while ((name = g_dir_read_name (dir)) != NULL) { if (!g_str_has_suffix (name, ".layout")) continue; path = g_strdup_printf ("/layout/%s", name); g_test_add_data_func_full (path, g_test_build_filename (G_TEST_DIST, "layouts", name, NULL), test_layout, g_free); g_free (path); } g_dir_close (dir); return g_test_run (); }