function test_Minify_Cache_File()
{
$data = str_repeat(md5(time()) . 'í', 100);
// 3400 bytes in UTF-8
$id = 'Minify_test_cache_noLock';
$prefix = 'Minify_Cache_File : ';
$cache = new Minify_Cache_File();
echo "NOTE: Minify_Cache_File : path is set to: '" . $cache->getPath() . "'.\n";
assertTrue(true === $cache->store($id, $data), $prefix . 'store');
assertTrue(countBytes($data) === $cache->getSize($id), $prefix . 'getSize');
assertTrue(true === $cache->isValid($id, $_SERVER['REQUEST_TIME'] - 10), $prefix . 'isValid');
ob_start();
$cache->display($id);
$displayed = ob_get_contents();
ob_end_clean();
assertTrue($data === $displayed, $prefix . 'display');
assertTrue($data === $cache->fetch($id), $prefix . 'fetch');
// test with locks
$id = 'Minify_test_cache_withLock';
$cache = new Minify_Cache_File('', true);
assertTrue(true === $cache->store($id, $data), $prefix . 'store w/ lock');
assertTrue(countBytes($data) === $cache->getSize($id), $prefix . 'getSize');
assertTrue(true === $cache->isValid($id, $_SERVER['REQUEST_TIME'] - 10), $prefix . 'isValid');
ob_start();
$cache->display($id);
$displayed = ob_get_contents();
ob_end_clean();
assertTrue($data === $displayed, $prefix . 'display w/ lock');
assertTrue($data === $cache->fetch($id), $prefix . 'fetch w/ lock');
}
static function getCache($file)
{
$cache = new Minify_Cache_File();
$dir = dirname($file);
$cache_path = $cache->getPath() . "/{$dir}";
// FIX: create the dir if not available
if (!is_dir($cache_path)) {
mkdir($cache_path, 0775, true);
}
// check if the file is less than an hour old
return $cache->isValid($file, time("now") - 3600) ? $cache->fetch($file) : false;
}
