function test_Minify_HTML_Helper()
{
global $thisDir;
$realDocRoot = $_SERVER['DOCUMENT_ROOT'];
$_SERVER['DOCUMENT_ROOT'] = $thisDir;
$file1 = $thisDir . '/_test_files/css/paths_prepend.css';
$file2 = $thisDir . '/_test_files/css/styles.css';
$maxTime = max(filemtime($file1), filemtime($file2));
$uri1 = '//_test_files/css/paths_prepend.css';
$uri2 = '//_test_files/css/styles.css';
$expected = "/min/b=_test_files/css&f=paths_prepend.css,styles.css&{$maxTime}";
$actual = Minify_HTML_Helper::getUri(array($uri1, $uri2));
$passed = assertTrue($actual === $expected, 'Minify_HTML_Helper : given URIs');
$expected = "/min/b=_test_files/css&f=paths_prepend.css,styles.css&{$maxTime}";
$actual = Minify_HTML_Helper::getUri(array($file1, $file2));
$passed = assertTrue($actual === $expected, 'Minify_HTML_Helper : given filepaths');
$expected = "/min/g=notRealGroup&debug";
$actual = Minify_HTML_Helper::getUri('notRealGroup', array('debug' => true));
$passed = assertTrue($actual === $expected, 'Minify_HTML_Helper : non-existent group & debug');
$expected = "/myApp/min/?g=css&{$maxTime}";
$actual = Minify_HTML_Helper::getUri('css', array('rewriteWorks' => false, 'minAppUri' => '/myApp/min/', 'groupsConfigFile' => $thisDir . '/_test_files/htmlHelper_groupsConfig.php'));
$passed = assertTrue($actual === $expected, 'Minify_HTML_Helper : existing group');
$utilsFile = dirname(__DIR__) . '/min/utils.php';
if (is_file($utilsFile)) {
require_once $utilsFile;
$fiveSecondsAgo = $_SERVER['REQUEST_TIME'] - 5;
$obj = new Minify_Source(array('id' => '1', 'content' => '1', 'lastModified' => $fiveSecondsAgo));
$output = Minify_mtime(array($uri1, $uri2, $obj));
$passed = assertTrue($output === $fiveSecondsAgo, 'utils.php : Minify_mtime w/ files & obj');
$obj = new Minify_Source(array('id' => '2', 'content' => '2', 'lastModified' => strtotime('2000-01-01')));
$output = Minify_mtime(array($obj, 'css'), $thisDir . '/_test_files/htmlHelper_groupsConfig.php');
$passed = assertTrue($output === $maxTime, 'utils.php : Minify_mtime w/ obj & group');
}
$_SERVER['DOCUMENT_ROOT'] = $realDocRoot;
}
/**
* Get the last modification time of several source js/css files. If you're
* caching the output of Minify_getUri(), you might want to know if one of the
* dependent source files has changed so you can update the HTML.
*
* Since this makes a bunch of stat() calls, you might not want to check this
* on every request.
*
* @param array $keysAndFiles group keys and/or file paths/URIs.
* @return int latest modification time of all given keys/files
*/
function Minify_mtime($keysAndFiles, $groupsConfigFile = null)
{
$gc = null;
if (!$groupsConfigFile) {
$groupsConfigFile = dirname(__FILE__) . '/groupsConfig.php';
}
$sources = array();
foreach ($keysAndFiles as $keyOrFile) {
if (is_object($keyOrFile) || 0 === strpos($keyOrFile, '/') || 1 === strpos($keyOrFile, ':\\')) {
// a file/source obj
$sources[] = $keyOrFile;
} else {
if (!$gc) {
$gc = (require $groupsConfigFile);
}
foreach ($gc[$keyOrFile] as $source) {
$sources[] = $source;
}
}
}
return Minify_HTML_Helper::getLastModified($sources);
}