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<?php
/**
* PHPUnit
*
* Copyright (c) 2002-2008, Sebastian Bergmann <sb@sebastian-bergmann.de>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of Sebastian Bergmann nor the names of his
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @category Testing
* @package PHPUnit
* @author Sebastian Bergmann <sb@sebastian-bergmann.de>
* @copyright 2002-2008 Sebastian Bergmann <sb@sebastian-bergmann.de>
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
* @version SVN: $Id: Fileloader.php 2092 2008-01-14 16:40:53Z sb $
* @link http://www.phpunit.de/
* @since File available since Release 2.3.0
*/
require_once 'PHPUnit/Util/Filter.php';
PHPUnit_Util_Filter::addFileToFilter(__FILE__, 'PHPUNIT');
/**
* Utility methods to load PHP sourcefiles.
*
* @category Testing
* @package PHPUnit
* @author Sebastian Bergmann <sb@sebastian-bergmann.de>
* @copyright 2002-2008 Sebastian Bergmann <sb@sebastian-bergmann.de>
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
* @version Release: @package_version@
* @link http://www.phpunit.de/
* @since Class available since Release 2.3.0
*/
class PHPUnit_Util_Fileloader {
/**
* Path to the PHP interpreter that is to be used.
*
* @var string $phpBinary
* @access public
* @static
*/
public static $phpBinary = NULL;
/**
* Checks if a PHP sourcefile is readable and is optionally checked for
* syntax errors through the syntaxCheck() method. The sourcefile is
* loaded through the load() method.
*
* @param string $filename
* @param boolean $syntaxCheck
* @throws RuntimeException
* @access public
* @static
*/
public static function checkAndLoad($filename, $syntaxCheck = TRUE) {
if (! is_readable($filename)) {
$filename = './' . $filename;
}
if (! is_readable($filename)) {
throw new RuntimeException(sprintf('File "%s" could not be found or is not readable.',
str_replace('./', '', $filename)));
}
if ($syntaxCheck) {
self::syntaxCheck($filename);
}
self::load($filename);
}
/**
* Loads a PHP sourcefile.
*
* When the Xdebug extension is loaded and its "xdebug.collect_vars"
* configuration directive is enabled, all global variables declared
* in the loaded PHP sourcefile will be added to $GLOBALS.
*
* @param string $filename
* @access protected
* @static
* @since Method available since Release 3.0.0
*/
protected static function load($filename) {
$xdebugLoaded = extension_loaded('xdebug');
$xdebugCollectVars = $xdebugLoaded && ini_get('xdebug.collect_vars') == '1';
if ($xdebugCollectVars) {
$variables = xdebug_get_declared_vars();
}
include_once $filename;
if ($xdebugCollectVars) {
$variables = array_values(array_diff(xdebug_get_declared_vars(), $variables));
foreach ($variables as $variable) {
if (isset($$variable)) {
$GLOBALS[$variable] = $$variable;
}
}
}
}
/**
* Uses a separate process to perform a syntax check on a PHP sourcefile.
*
* PHPUnit_Util_Fileloader::$phpBinary contains the path to the PHP
* interpreter used for this. If unset, the following assumptions will
* be made:
*
* 1. When the PHP CLI/CGI binary configured with the PEAR Installer
* (php_bin configuration value) is readable, it will be used.
*
* 2. When PHPUnit is run using the CLI SAPI and the $_SERVER['_']
* variable does not contain the string "PHPUnit", $_SERVER['_']
* is assumed to contain the path to the current PHP interpreter
* and that will be used.
*
* 3. When PHPUnit is run using the CLI SAPI and the $_SERVER['_']
* variable contains the string "PHPUnit", the file that $_SERVER['_']
* points is assumed to be the PHPUnit TextUI CLI wrapper script
* "phpunit" and the binary set up using #! on that file's first
* line of code is assumed to contain the path to the current PHP
* interpreter and that will be used.
*
* 4. The current PHP interpreter is assumed to be in the $PATH and
* to be invokable through "php".
*
* @param string $filename
* @throws RuntimeException
* @access protected
* @static
* @since Method available since Release 3.0.0
*/
protected static function syntaxCheck($filename) {
if (self::$phpBinary === NULL) {
if (is_readable('@php_bin@')) {
self::$phpBinary = '@php_bin@';
}
else if (PHP_SAPI == 'cli' && isset($_SERVER['_'])) {
self::$phpBinary = $_SERVER['_'];
if (strpos(self::$phpBinary, 'phpunit') !== FALSE) {
$file = file(self::$phpBinary);
$tmp = explode(' ', $file[0]);
self::$phpBinary = trim($tmp[1]);
}
}
if (! is_readable(self::$phpBinary)) {
self::$phpBinary = 'php';
} else {
self::$phpBinary = escapeshellarg(self::$phpBinary);
}
}
$command = self::$phpBinary . ' -l ' . escapeshellarg($filename);
if (DIRECTORY_SEPARATOR == '\\') {
$command = '"' . $command . '"';
}
$output = shell_exec($command);
if (strpos($output, 'Errors parsing') !== FALSE) {
throw new RuntimeException($output);
}
}
}
?>
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