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PHP	[ DIR ]	drwxrwxrwx
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Class.php	10.72 KB	-rw-rw-rw-
Configuration.php	31.88 KB	-rw-rw-rw-
DeprecatedFeature.php	3.39 KB	-rw-rw-rw-
Diff.php	8.3 KB	-rw-rw-rw-
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Fileloader.php	3.72 KB	-rw-rw-rw-
Filesystem.php	2.91 KB	-rw-rw-rw-
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Getopt.php	6.66 KB	-rw-rw-rw-
GlobalState.php	13.92 KB	-rw-rw-rw-
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PHP.php	11.55 KB	-rw-rw-rw-
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String.php	3.7 KB	-rw-rw-rw-
Test.php	19.27 KB	-rw-rw-rw-
TestSuiteIterator.php	4.1 KB	-rw-rw-rw-
Type.php	9.69 KB	-rw-rw-rw-
XML.php	29.41 KB	-rw-rw-rw-

Code Editor : Diff.php

<?php
/**
 * PHPUnit
 *
 * Copyright (c) 2001-2013, Sebastian Bergmann <sebastian@phpunit.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.
 *
 * @package    PHPUnit
 * @subpackage Util
 * @author     Sebastian Bergmann <sebastian@phpunit.de>
 * @author     Kore Nordmann <mail@kore-nordmann.de>
 * @copyright  2001-2013 Sebastian Bergmann <sebastian@phpunit.de>
 * @license    http://www.opensource.org/licenses/BSD-3-Clause  The BSD 3-Clause License
 * @link       http://www.phpunit.de/
 * @since      File available since Release 3.4.0
 */

/**
 * Diff implementation.
 *
 * @package    PHPUnit
 * @subpackage Util
 * @author     Sebastian Bergmann <sebastian@phpunit.de>
 * @author     Kore Nordmann <mail@kore-nordmann.de>
 * @copyright  2001-2013 Sebastian Bergmann <sebastian@phpunit.de>
 * @license    http://www.opensource.org/licenses/BSD-3-Clause  The BSD 3-Clause License
 * @link       http://www.phpunit.de/
 * @since      Class available since Release 3.4.0
 */
class PHPUnit_Util_Diff
{
    /**
     * Returns the diff between two arrays or strings as string.
     *
     * @param  array|string $from
     * @param  array|string $to
     * @return string
     */
    public static function diff($from, $to)
    {
        $buffer= "--- Expected\n+++ Actual\n";
        $diff  = self::diffToArray($from,$to);

$inOld = FALSE;
        $i     = 0;
        $old   = array();

foreach ($diff as $line) {
            if ($line[1] ===  0 /* OLD */) {
                if ($inOld === FALSE) {
                    $inOld = $i;
                }
            }

else if ($inOld !== FALSE) {
                if (($i - $inOld) > 5) {
                    $old[$inOld] = $i - 1;
                }

$inOld = FALSE;
            }

++$i;
        }

$start = isset($old[0]) ? $old[0] : 0;
        $end   = count($diff);
        $i     = 0;

if ($tmp = array_search($end, $old)) {
            $end = $tmp;
        }

$newChunk = TRUE;

for ($i = $start; $i < $end; $i++) {
            if (isset($old[$i])) {
                $buffer  .= "\n";
                $newChunk = TRUE;
                $i        = $old[$i];
            }

if ($newChunk) {
                $buffer  .= "@@ @@\n";
                $newChunk = FALSE;
            }

if ($diff[$i][1] === 1 /* ADDED */) {
                $buffer .= '+' . $diff[$i][0] . "\n";
            }

else if ($diff[$i][1] === 2 /* REMOVED */) {
                $buffer .= '-' . $diff[$i][0] . "\n";
            }

else {
                $buffer .= ' ' . $diff[$i][0] . "\n";
            }
        }

return $buffer;
    }

/**
     * Returns the diff between two arrays or strings as array.
     *
     * every array-entry containts two elements:
     *   - [0] => string $token
     *   - [1] => 2|1|0
     *
     * - 2: REMOVED: $token was removed from $from
     * - 1: ADDED: $token was added to $from
     * - 0: OLD: $token is not changed in $to
     *
     * @param  array|string $from
     * @param  array|string $to
     * @return array
     */
    public static function diffToArray($from, $to)
    {
        preg_match_all('(\r\n|\r|\n)', $from, $fromMatches);
        preg_match_all('(\r\n|\r|\n)', $to, $toMatches);

if (is_string($from)) {
            $from = preg_split('(\r\n|\r|\n)', $from);
        }

if (is_string($to)) {
            $to = preg_split('(\r\n|\r|\n)', $to);
        }

$start      = array();
        $end        = array();
        $fromLength = count($from);
        $toLength   = count($to);
        $length     = min($fromLength, $toLength);

for ($i = 0; $i < $length; ++$i) {
            if ($from[$i] === $to[$i]) {
                $start[] = $from[$i];
                unset($from[$i], $to[$i]);
            } else {
                break;
            }
        }

$length -= $i;

for ($i = 1; $i < $length; ++$i) {
            if ($from[$fromLength - $i] === $to[$toLength - $i]) {
                array_unshift($end, $from[$fromLength - $i]);
                unset($from[$fromLength - $i], $to[$toLength - $i]);
            } else {
                break;
            }
        }

$common = self::longestCommonSubsequence(
          array_values($from), array_values($to)
        );

$diff = array();
        $line = 0;

if (isset($fromMatches[0]) && $toMatches[0] &&
            count($fromMatches[0]) === count($toMatches[0]) &&
            $fromMatches[0] !== $toMatches[0]) {
            $diff[] = array(
              '#Warning: Strings contain different line endings!', 0
            );
        }

foreach ($start as $token) {
            $diff[] = array($token, 0 /* OLD */);
        }

reset($from);
        reset($to);

foreach ($common as $token) {
            while ((($fromToken = reset($from)) !== $token)) {
                $diff[] = array(array_shift($from), 2 /* REMOVED */);
            }

while ((($toToken = reset($to)) !== $token)) {
                $diff[] = array(array_shift($to), 1 /* ADDED */);
            }

$diff[] = array($token, 0 /* OLD */);

array_shift($from);
            array_shift($to);
        }

while (($token = array_shift($from)) !== NULL) {
            $diff[] = array($token, 2 /* REMOVED */);
        }

while (($token = array_shift($to)) !== NULL) {
            $diff[] = array($token, 1 /* ADDED */);
        }

foreach ($end as $token) {
            $diff[] = array($token, 0 /* OLD */);
        }

return $diff;
    }

/**
     * Calculates the longest common subsequence of two arrays.
     *
     * @param  array $from
     * @param  array $to
     * @return array
     */
    protected static function longestCommonSubsequence(array $from, array $to)
    {
        $common     = array();
        $matrix     = array();
        $fromLength = count($from);
        $toLength   = count($to);

for ($i = 0; $i <= $fromLength; ++$i) {
            $matrix[$i][0] = 0;
        }

for ($j = 0; $j <= $toLength; ++$j) {
            $matrix[0][$j] = 0;
        }

for ($i = 1; $i <= $fromLength; ++$i) {
            for ($j = 1; $j <= $toLength; ++$j) {
                $matrix[$i][$j] = max(
                  $matrix[$i-1][$j],
                  $matrix[$i][$j-1],
                  $from[$i-1] === $to[$j-1] ? $matrix[$i-1][$j-1] + 1 : 0
                );
            }
        }

$i = $fromLength;
        $j = $toLength;

while ($i > 0 && $j > 0) {
            if ($from[$i-1] === $to[$j-1]) {
                array_unshift($common, $from[$i-1]);
                --$i;
                --$j;
            }

else if ($matrix[$i][$j-1] > $matrix[$i-1][$j]) {
                --$j;
            }

else {
                --$i;
            }
        }

return $common;
    }
}

${this.title}

Code Editor : Diff.php