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#include <string.h>
#include <locale.h>
#include <pango/pango.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 gboolean
append_one (PangoFontset *fonts,
PangoFont *font,
gpointer data)
{
PangoFontDescription *desc;
GString *str = data;
char *s;
desc = pango_font_describe (font);
s = pango_font_description_to_string (desc);
g_string_append_printf (str, "%s\n", s);
g_free (s);
pango_font_description_free (desc);
return FALSE;
}
static char *
list_fonts (const char *contents)
{
char *p, *s;
PangoFontDescription *desc;
PangoContext *context;
PangoFontset *fonts;
GString *str;
p = strchr (contents, '\n');
if (p)
s = g_strndup (contents, p - contents);
else
s = g_strdup (contents);
desc = pango_font_description_from_string (s);
context = pango_font_map_create_context (pango_cairo_font_map_get_default ());
fonts = pango_context_load_fontset (context, desc, pango_language_get_default ());
str = g_string_new (s);
g_string_append (str, "\n\n");
pango_fontset_foreach (fonts, append_one, str);
g_object_unref (fonts);
g_object_unref (context);
pango_font_description_free (desc);
g_free (s);
return g_string_free (str, FALSE);
}
static void
test_fontset (gconstpointer d)
{
const char *filename = d;
GError *error = NULL;
char *diff;
GBytes *bytes;
char *contents;
gsize length;
char *s;
GBytes *orig;
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);
s = list_fonts (contents);
orig = g_bytes_new_take (contents, length);
bytes = g_bytes_new_take (s, strlen (s));
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);
}
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;
char *s;
g_file_get_contents (argv[1], &contents, &length, &error);
g_assert_no_error (error);
s = list_fonts (contents);
g_print ("%s", s);
g_free (s);
g_free (contents);
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, "fontsets", NULL);
dir = g_dir_open (path, 0, &error);
g_free (path);
g_assert_no_error (error);
while ((name = g_dir_read_name (dir)) != NULL)
{
path = g_strdup_printf ("/fontsets/%s", name);
g_test_add_data_func_full (path, g_test_build_filename (G_TEST_DIST, "fontsets", name, NULL),
test_fontset, g_free);
g_free (path);
}
g_dir_close (dir);
return g_test_run ();
}
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