/*
* Copyright ( C ) 2011 Red Hat Inc .
*
* Author :
* Benjamin Otte < otte @ 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"
#undef GTK_DISABLE_DEPRECATED
#include <string.h>
#include <glib/gstdio.h>
#include <gtk/gtk.h>
#include "testsuite/testutils.h"
#ifdef G_OS_WIN32
# include <io.h>
#endif
static char *
test_get_reference_file (const char *css_file)
{
GString *file = g_string_new (NULL);
if (g_str_has_suffix (css_file, ".css" ))
g_string_append_len (file, css_file, strlen (css_file) - 4 );
else
g_string_append (file, css_file);
g_string_append (file, ".ref.css" );
if (!g_file_test (file->str, G_FILE_TEST_EXISTS))
{
g_string_free (file, TRUE );
return g_strdup (css_file);
}
return g_string_free (file, FALSE );
}
static char *
test_get_errors_file (const char *css_file)
{
GString *file = g_string_new (NULL);
if (g_str_has_suffix (css_file, ".css" ))
g_string_append_len (file, css_file, strlen (css_file) - 4 );
else
g_string_append (file, css_file);
g_string_append (file, ".errors" );
if (!g_file_test (file->str, G_FILE_TEST_EXISTS))
{
g_string_free (file, TRUE );
return NULL;
}
return g_string_free (file, FALSE );
}
static void
append_error_value (GString *string,
GType enum_type,
guint value)
{
GEnumClass *enum_class;
GEnumValue *enum_value;
enum_class = g_type_class_ref (enum_type);
enum_value = g_enum_get_value (enum_class, value);
g_string_append (string, enum_value->value_name);
g_type_class_unref (enum_class);
}
static void
parsing_error_cb (GtkCssProvider *provider,
GtkCssSection *section,
const GError *error,
GString *errors)
{
char *section_string;
section_string = gtk_css_section_to_string (section);
g_string_append_printf (errors,
"%s: error: " ,
section_string);
g_free (section_string);
if (error->domain == GTK_CSS_PARSER_ERROR)
append_error_value (errors, GTK_TYPE_CSS_PARSER_ERROR, error->code);
else if (error->domain == GTK_CSS_PARSER_WARNING)
append_error_value (errors, GTK_TYPE_CSS_PARSER_WARNING, error->code);
else
g_string_append_printf (errors,
"%s %u" ,
g_quark_to_string (error->domain),
error->code);
g_string_append_c (errors, '\n' );
}
static void
parse_css_file (GFile *file, gboolean generate)
{
GtkCssProvider *provider;
char *css, *css_file, *reference_file, *errors_file;
GString *errors;
char *diff;
GError *error = NULL;
css_file = g_file_get_path (file);
errors = g_string_new ("" );
provider = gtk_css_provider_new ();
g_object_set (provider,
"prefers-color-scheme" , GTK_INTERFACE_COLOR_SCHEME_LIGHT,
NULL);
g_signal_connect (provider,
"parsing-error" ,
G_CALLBACK (parsing_error_cb),
errors);
gtk_css_provider_load_from_path (provider, css_file);
css = gtk_css_provider_to_string (provider);
if (generate)
{
g_print ("%s" , css);
goto out;
}
reference_file = test_get_reference_file (css_file);
diff = diff_string_with_file (reference_file, css, -1 , &error);
g_assert_no_error (error);
if (diff && diff[0 ])
{
g_test_message ("Resulting CSS doesn't match reference:\n%s" , diff);
g_test_fail ();
}
g_free (reference_file);
g_free (diff);
errors_file = test_get_errors_file (css_file);
if (errors_file)
{
diff = diff_string_with_file (errors_file, errors->str, errors->len, &error);
g_assert_no_error (error);
if (diff && diff[0 ])
{
g_test_message ("Errors don't match expected errors:\n%s" , diff);
g_test_fail ();
}
g_free (diff);
}
else if (errors->str[0 ])
{
g_test_message ("Unexpected errors:\n%s" , errors->str);
g_test_fail ();
}
g_free (errors_file);
g_string_free (errors, TRUE );
out:
g_free (css_file);
g_free (css);
}
static void
test_css_file (GFile *file)
{
parse_css_file (file, FALSE );
}
static void
add_test_for_file (GFile *file)
{
char *path;
path = g_file_get_path (file);
g_test_add_vtable (path,
0 ,
g_object_ref (file),
NULL,
(GTestFixtureFunc) test_css_file,
(GTestFixtureFunc) g_object_unref);
g_free (path);
}
static int
compare_files (gconstpointer a, gconstpointer b)
{
GFile *file1 = G_FILE (a);
GFile *file2 = G_FILE (b);
char *path1, *path2;
int result;
path1 = g_file_get_path (file1);
path2 = g_file_get_path (file2);
result = strcmp (path1, path2);
g_free (path1);
g_free (path2);
return result;
}
static void
add_tests_for_files_in_directory (GFile *dir)
{
GFileEnumerator *enumerator;
GFileInfo *info;
GList *files;
GError *error = NULL;
enumerator = g_file_enumerate_children (dir, G_FILE_ATTRIBUTE_STANDARD_NAME, 0 , NULL, &error);
g_assert_no_error (error);
files = NULL;
while ((info = g_file_enumerator_next_file (enumerator, NULL, &error)))
{
const char *filename;
filename = g_file_info_get_name (info);
if (!g_str_has_suffix (filename, ".css" ) ||
g_str_has_suffix (filename, ".out.css" ) ||
g_str_has_suffix (filename, ".ref.css" ))
{
g_object_unref (info);
continue ;
}
files = g_list_prepend (files, g_file_get_child (dir, filename));
g_object_unref (info);
}
g_assert_no_error (error);
g_object_unref (enumerator);
files = g_list_sort (files, compare_files);
g_list_foreach (files, (GFunc) add_test_for_file, NULL);
g_list_free_full (files, g_object_unref);
}
int
main (int argc, char **argv)
{
if (argc >= 2 && strcmp (argv[1 ], "--generate" ) == 0 )
{
GFile *file;
file = g_file_new_for_commandline_arg (argv[2 ]);
parse_css_file (file, TRUE );
g_object_unref (file);
return 0 ;
}
gtk_test_init (&argc, &argv);
if (argc < 2 )
{
const char *basedir;
GFile *dir;
basedir = g_test_get_dir (G_TEST_DIST);
dir = g_file_new_for_path (basedir);
add_tests_for_files_in_directory (dir);
g_object_unref (dir);
}
else
{
for (guint i = 1 ; i < argc; i++)
{
GFile *file;
file = g_file_new_for_commandline_arg (argv[i]);
add_test_for_file (file);
g_object_unref (file);
}
}
return g_test_run ();
}
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