twig implementation

vendor/symfony/filesystem/Symfony/Component/Filesystem/.gitignore

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+vendor/
+composer.lock
+phpunit.xml
+

vendor/symfony/filesystem/Symfony/Component/Filesystem/CHANGELOG.md

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+CHANGELOG
+=========
+
+2.3.0
+-----
+
+ * added the dumpFile() method to atomically write files
+ 
+2.2.0
+-----
+
+ * added a delete option for the mirror() method
+
+2.1.0
+-----
+
+ * 24eb396 : BC Break : mkdir() function now throws exception in case of failure instead of returning Boolean value
+ * created the component

vendor/symfony/filesystem/Symfony/Component/Filesystem/Exception/ExceptionInterface.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Filesystem\Exception;
+
+/**
+ * Exception interface for all exceptions thrown by the component.
+ *
+ * @author Romain Neutron <imprec@gmail.com>
+ *
+ * @api
+ */
+interface ExceptionInterface
+{
+
+}

vendor/symfony/filesystem/Symfony/Component/Filesystem/Exception/IOException.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Filesystem\Exception;
+
+/**
+ * Exception class thrown when a filesystem operation failure happens
+ *
+ * @author Romain Neutron <imprec@gmail.com>
+ *
+ * @api
+ */
+class IOException extends \RuntimeException implements ExceptionInterface
+{
+
+}

vendor/symfony/filesystem/Symfony/Component/Filesystem/Filesystem.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Filesystem;
+
+use Symfony\Component\Filesystem\Exception\IOException;
+
+/**
+ * Provides basic utility to manipulate the file system.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Filesystem
+{
+    /**
+     * Copies a file.
+     *
+     * This method only copies the file if the origin file is newer than the target file.
+     *
+     * By default, if the target already exists, it is not overridden.
+     *
+     * @param string  $originFile The original filename
+     * @param string  $targetFile The target filename
+     * @param boolean $override   Whether to override an existing file or not
+     *
+     * @throws IOException When copy fails
+     */
+    public function copy($originFile, $targetFile, $override = false)
+    {
+        if (stream_is_local($originFile) && !is_file($originFile)) {
+            throw new IOException(sprintf('Failed to copy %s because file not exists', $originFile));
+        }
+
+        $this->mkdir(dirname($targetFile));
+
+        if (!$override && is_file($targetFile)) {
+            $doCopy = filemtime($originFile) > filemtime($targetFile);
+        } else {
+            $doCopy = true;
+        }
+
+        if ($doCopy) {
+            // https://bugs.php.net/bug.php?id=64634
+            $source = fopen($originFile, 'r');
+            $target = fopen($targetFile, 'w+');
+            stream_copy_to_stream($source, $target);
+            fclose($source);
+            fclose($target);
+            unset($source, $target);
+
+            if (!is_file($targetFile)) {
+                throw new IOException(sprintf('Failed to copy %s to %s', $originFile, $targetFile));
+            }
+        }
+    }
+
+    /**
+     * Creates a directory recursively.
+     *
+     * @param string|array|\Traversable $dirs The directory path
+     * @param integer                   $mode The directory mode
+     *
+     * @throws IOException On any directory creation failure
+     */
+    public function mkdir($dirs, $mode = 0777)
+    {
+        foreach ($this->toIterator($dirs) as $dir) {
+            if (is_dir($dir)) {
+                continue;
+            }
+
+            if (true !== @mkdir($dir, $mode, true)) {
+                throw new IOException(sprintf('Failed to create %s', $dir));
+            }
+        }
+    }
+
+    /**
+     * Checks the existence of files or directories.
+     *
+     * @param string|array|\Traversable $files A filename, an array of files, or a \Traversable instance to check
+     *
+     * @return Boolean true if the file exists, false otherwise
+     */
+    public function exists($files)
+    {
+        foreach ($this->toIterator($files) as $file) {
+            if (!file_exists($file)) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    /**
+     * Sets access and modification time of file.
+     *
+     * @param string|array|\Traversable $files A filename, an array of files, or a \Traversable instance to create
+     * @param integer                   $time  The touch time as a unix timestamp
+     * @param integer                   $atime The access time as a unix timestamp
+     *
+     * @throws IOException When touch fails
+     */
+    public function touch($files, $time = null, $atime = null)
+    {
+        foreach ($this->toIterator($files) as $file) {
+            $touch = $time ? @touch($file, $time, $atime) : @touch($file);
+            if (true !== $touch) {
+                throw new IOException(sprintf('Failed to touch %s', $file));
+            }
+        }
+    }
+
+    /**
+     * Removes files or directories.
+     *
+     * @param string|array|\Traversable $files A filename, an array of files, or a \Traversable instance to remove
+     *
+     * @throws IOException When removal fails
+     */
+    public function remove($files)
+    {
+        $files = iterator_to_array($this->toIterator($files));
+        $files = array_reverse($files);
+        foreach ($files as $file) {
+            if (!file_exists($file) && !is_link($file)) {
+                continue;
+            }
+
+            if (is_dir($file) && !is_link($file)) {
+                $this->remove(new \FilesystemIterator($file));
+
+                if (true !== @rmdir($file)) {
+                    throw new IOException(sprintf('Failed to remove directory %s', $file));
+                }
+            } else {
+                // https://bugs.php.net/bug.php?id=52176
+                if (defined('PHP_WINDOWS_VERSION_MAJOR') && is_dir($file)) {
+                    if (true !== @rmdir($file)) {
+                        throw new IOException(sprintf('Failed to remove file %s', $file));
+                    }
+                } else {
+                    if (true !== @unlink($file)) {
+                        throw new IOException(sprintf('Failed to remove file %s', $file));
+                    }
+                }
+            }
+        }
+    }
+
+    /**
+     * Change mode for an array of files or directories.
+     *
+     * @param string|array|\Traversable $files     A filename, an array of files, or a \Traversable instance to change mode
+     * @param integer                   $mode      The new mode (octal)
+     * @param integer                   $umask     The mode mask (octal)
+     * @param Boolean                   $recursive Whether change the mod recursively or not
+     *
+     * @throws IOException When the change fail
+     */
+    public function chmod($files, $mode, $umask = 0000, $recursive = false)
+    {
+        foreach ($this->toIterator($files) as $file) {
+            if ($recursive && is_dir($file) && !is_link($file)) {
+                $this->chmod(new \FilesystemIterator($file), $mode, $umask, true);
+            }
+            if (true !== @chmod($file, $mode & ~$umask)) {
+                throw new IOException(sprintf('Failed to chmod file %s', $file));
+            }
+        }
+    }
+
+    /**
+     * Change the owner of an array of files or directories
+     *
+     * @param string|array|\Traversable $files     A filename, an array of files, or a \Traversable instance to change owner
+     * @param string                    $user      The new owner user name
+     * @param Boolean                   $recursive Whether change the owner recursively or not
+     *
+     * @throws IOException When the change fail
+     */
+    public function chown($files, $user, $recursive = false)
+    {
+        foreach ($this->toIterator($files) as $file) {
+            if ($recursive && is_dir($file) && !is_link($file)) {
+                $this->chown(new \FilesystemIterator($file), $user, true);
+            }
+            if (is_link($file) && function_exists('lchown')) {
+                if (true !== @lchown($file, $user)) {
+                    throw new IOException(sprintf('Failed to chown file %s', $file));
+                }
+            } else {
+                if (true !== @chown($file, $user)) {
+                    throw new IOException(sprintf('Failed to chown file %s', $file));
+                }
+            }
+        }
+    }
+
+    /**
+     * Change the group of an array of files or directories
+     *
+     * @param string|array|\Traversable $files     A filename, an array of files, or a \Traversable instance to change group
+     * @param string                    $group     The group name
+     * @param Boolean                   $recursive Whether change the group recursively or not
+     *
+     * @throws IOException When the change fail
+     */
+    public function chgrp($files, $group, $recursive = false)
+    {
+        foreach ($this->toIterator($files) as $file) {
+            if ($recursive && is_dir($file) && !is_link($file)) {
+                $this->chgrp(new \FilesystemIterator($file), $group, true);
+            }
+            if (is_link($file) && function_exists('lchgrp')) {
+                if (true !== @lchgrp($file, $group)) {
+                    throw new IOException(sprintf('Failed to chgrp file %s', $file));
+                }
+            } else {
+                if (true !== @chgrp($file, $group)) {
+                    throw new IOException(sprintf('Failed to chgrp file %s', $file));
+                }
+            }
+        }
+    }
+
+    /**
+     * Renames a file or a directory.
+     *
+     * @param string  $origin    The origin filename or directory
+     * @param string  $target    The new filename or directory
+     * @param Boolean $overwrite Whether to overwrite the target if it already exists
+     *
+     * @throws IOException When target file or directory already exists
+     * @throws IOException When origin cannot be renamed
+     */
+    public function rename($origin, $target, $overwrite = false)
+    {
+        // we check that target does not exist
+        if (!$overwrite && is_readable($target)) {
+            throw new IOException(sprintf('Cannot rename because the target "%s" already exist.', $target));
+        }
+
+        if (true !== @rename($origin, $target)) {
+            throw new IOException(sprintf('Cannot rename "%s" to "%s".', $origin, $target));
+        }
+    }
+
+    /**
+     * Creates a symbolic link or copy a directory.
+     *
+     * @param string  $originDir     The origin directory path
+     * @param string  $targetDir     The symbolic link name
+     * @param Boolean $copyOnWindows Whether to copy files if on Windows
+     *
+     * @throws IOException When symlink fails
+     */
+    public function symlink($originDir, $targetDir, $copyOnWindows = false)
+    {
+        if (!function_exists('symlink') && $copyOnWindows) {
+            $this->mirror($originDir, $targetDir);
+
+            return;
+        }
+
+        $this->mkdir(dirname($targetDir));
+
+        $ok = false;
+        if (is_link($targetDir)) {
+            if (readlink($targetDir) != $originDir) {
+                $this->remove($targetDir);
+            } else {
+                $ok = true;
+            }
+        }
+
+        if (!$ok) {
+            if (true !== @symlink($originDir, $targetDir)) {
+                $report = error_get_last();
+                if (is_array($report)) {
+                    if (defined('PHP_WINDOWS_VERSION_MAJOR') && false !== strpos($report['message'], 'error code(1314)')) {
+                        throw new IOException('Unable to create symlink due to error code 1314: \'A required privilege is not held by the client\'. Do you have the required Administrator-rights?');
+                    }
+                }
+                throw new IOException(sprintf('Failed to create symbolic link from %s to %s', $originDir, $targetDir));
+            }
+        }
+    }
+
+    /**
+     * Given an existing path, convert it to a path relative to a given starting path
+     *
+     * @param string $endPath   Absolute path of target
+     * @param string $startPath Absolute path where traversal begins
+     *
+     * @return string Path of target relative to starting path
+     */
+    public function makePathRelative($endPath, $startPath)
+    {
+        // Normalize separators on windows
+        if (defined('PHP_WINDOWS_VERSION_MAJOR')) {
+            $endPath = strtr($endPath, '\\', '/');
+            $startPath = strtr($startPath, '\\', '/');
+        }
+
+        // Split the paths into arrays
+        $startPathArr = explode('/', trim($startPath, '/'));
+        $endPathArr = explode('/', trim($endPath, '/'));
+
+        // Find for which directory the common path stops
+        $index = 0;
+        while (isset($startPathArr[$index]) && isset($endPathArr[$index]) && $startPathArr[$index] === $endPathArr[$index]) {
+            $index++;
+        }
+
+        // Determine how deep the start path is relative to the common path (ie, "web/bundles" = 2 levels)
+        $depth = count($startPathArr) - $index;
+
+        // Repeated "../" for each level need to reach the common path
+        $traverser = str_repeat('../', $depth);
+
+        $endPathRemainder = implode('/', array_slice($endPathArr, $index));
+
+        // Construct $endPath from traversing to the common path, then to the remaining $endPath
+        $relativePath = $traverser.(strlen($endPathRemainder) > 0 ? $endPathRemainder.'/' : '');
+
+        return (strlen($relativePath) === 0) ? './' : $relativePath;
+    }
+
+    /**
+     * Mirrors a directory to another.
+     *
+     * @param string       $originDir The origin directory
+     * @param string       $targetDir The target directory
+     * @param \Traversable $iterator  A Traversable instance
+     * @param array        $options   An array of boolean options
+     *                               Valid options are:
+     *                                 - $options['override'] Whether to override an existing file on copy or not (see copy())
+     *                                 - $options['copy_on_windows'] Whether to copy files instead of links on Windows (see symlink())
+     *                                 - $options['delete'] Whether to delete files that are not in the source directory (defaults to false)
+     *
+     * @throws IOException When file type is unknown
+     */
+    public function mirror($originDir, $targetDir, \Traversable $iterator = null, $options = array())
+    {
+        $targetDir = rtrim($targetDir, '/\\');
+        $originDir = rtrim($originDir, '/\\');
+
+        // Iterate in destination folder to remove obsolete entries
+        if ($this->exists($targetDir) && isset($options['delete']) && $options['delete']) {
+            $deleteIterator = $iterator;
+            if (null === $deleteIterator) {
+                $flags = \FilesystemIterator::SKIP_DOTS;
+                $deleteIterator = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($targetDir, $flags), \RecursiveIteratorIterator::CHILD_FIRST);
+            }
+            foreach ($deleteIterator as $file) {
+                $origin = str_replace($targetDir, $originDir, $file->getPathname());
+                if (!$this->exists($origin)) {
+                    $this->remove($file);
+                }
+            }
+        }
+
+        $copyOnWindows = false;
+        if (isset($options['copy_on_windows']) && !function_exists('symlink')) {
+            $copyOnWindows = $options['copy_on_windows'];
+        }
+
+        if (null === $iterator) {
+            $flags = $copyOnWindows ? \FilesystemIterator::SKIP_DOTS | \FilesystemIterator::FOLLOW_SYMLINKS : \FilesystemIterator::SKIP_DOTS;
+            $iterator = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($originDir, $flags), \RecursiveIteratorIterator::SELF_FIRST);
+        }
+
+        foreach ($iterator as $file) {
+            $target = str_replace($originDir, $targetDir, $file->getPathname());
+
+            if ($copyOnWindows) {
+                if (is_link($file) || is_file($file)) {
+                    $this->copy($file, $target, isset($options['override']) ? $options['override'] : false);
+                } elseif (is_dir($file)) {
+                    $this->mkdir($target);
+                } else {
+                    throw new IOException(sprintf('Unable to guess "%s" file type.', $file));
+                }
+            } else {
+                if (is_link($file)) {
+                    $this->symlink($file, $target);
+                } elseif (is_dir($file)) {
+                    $this->mkdir($target);
+                } elseif (is_file($file)) {
+                    $this->copy($file, $target, isset($options['override']) ? $options['override'] : false);
+                } else {
+                    throw new IOException(sprintf('Unable to guess "%s" file type.', $file));
+                }
+            }
+        }
+    }
+
+    /**
+     * Returns whether the file path is an absolute path.
+     *
+     * @param string $file A file path
+     *
+     * @return Boolean
+     */
+    public function isAbsolutePath($file)
+    {
+        if (strspn($file, '/\\', 0, 1)
+            || (strlen($file) > 3 && ctype_alpha($file[0])
+                && substr($file, 1, 1) === ':'
+                && (strspn($file, '/\\', 2, 1))
+            )
+            || null !== parse_url($file, PHP_URL_SCHEME)
+        ) {
+            return true;
+        }
+
+        return false;
+    }
+
+    /**
+     * @param mixed $files
+     *
+     * @return \Traversable
+     */
+    private function toIterator($files)
+    {
+        if (!$files instanceof \Traversable) {
+            $files = new \ArrayObject(is_array($files) ? $files : array($files));
+        }
+
+        return $files;
+    }
+
+    /**
+     * Atomically dumps content into a file.
+     *
+     * @param  string  $filename The file to be written to.
+     * @param  string  $content  The data to write into the file.
+     * @param  integer $mode     The file mode (octal).
+     * @throws IOException       If the file cannot be written to.
+     */
+    public function dumpFile($filename, $content, $mode = 0666)
+    {
+        $dir = dirname($filename);
+
+        if (!is_dir($dir)) {
+            $this->mkdir($dir);
+        } elseif (!is_writable($dir)) {
+            throw new IOException(sprintf('Unable to write in the %s directory\n', $dir));
+        }
+
+        $tmpFile = tempnam($dir, basename($filename));
+
+        if (false === @file_put_contents($tmpFile, $content)) {
+            throw new IOException(sprintf('Failed to write file "%s".', $filename));
+        }
+
+        $this->rename($tmpFile, $filename, true);
+        $this->chmod($filename, $mode);
+    }
+}

vendor/symfony/filesystem/Symfony/Component/Filesystem/LICENSE

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+Copyright (c) 2004-2013 Fabien Potencier
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is furnished
+to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

vendor/symfony/filesystem/Symfony/Component/Filesystem/README.md

@@ -0,0 +1,45 @@
+Filesystem Component
+====================
+
+Filesystem provides basic utility to manipulate the file system:
+
+```php
+<?php
+
+use Symfony\Component\Filesystem\Filesystem;
+
+$filesystem = new Filesystem();
+
+$filesystem->copy($originFile, $targetFile, $override = false);
+
+$filesystem->mkdir($dirs, $mode = 0777);
+
+$filesystem->touch($files, $time = null, $atime = null);
+
+$filesystem->remove($files);
+
+$filesystem->chmod($files, $mode, $umask = 0000, $recursive = false);
+
+$filesystem->chown($files, $user, $recursive = false);
+
+$filesystem->chgrp($files, $group, $recursive = false);
+
+$filesystem->rename($origin, $target);
+
+$filesystem->symlink($originDir, $targetDir, $copyOnWindows = false);
+
+$filesystem->makePathRelative($endPath, $startPath);
+
+$filesystem->mirror($originDir, $targetDir, \Traversable $iterator = null, $options = array());
+
+$filesystem->isAbsolutePath($file);
+```
+
+Resources
+---------
+
+You can run the unit tests with the following command:
+
+    $ cd path/to/Symfony/Component/Filesystem/
+    $ composer.phar install --dev
+    $ phpunit

vendor/symfony/filesystem/Symfony/Component/Filesystem/Tests/FilesystemTest.php

@@ -0,0 +1,982 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Filesystem\Tests;
+
+use Symfony\Component\Filesystem\Filesystem;
+
+/**
+ * Test class for Filesystem.
+ */
+class FilesystemTest extends \PHPUnit_Framework_TestCase
+{
+    /**
+     * @var string $workspace
+     */
+    private $workspace = null;
+
+    /**
+     * @var \Symfony\Component\Filesystem\Filesystem $filesystem
+     */
+    private $filesystem = null;
+
+    private static $symlinkOnWindows = null;
+
+    public static function setUpBeforeClass()
+    {
+        if (defined('PHP_WINDOWS_VERSION_MAJOR')) {
+            self::$symlinkOnWindows = true;
+            $originDir = tempnam(sys_get_temp_dir(), 'sl');
+            $targetDir = tempnam(sys_get_temp_dir(), 'sl');
+            if (true !== @symlink($originDir, $targetDir)) {
+                $report = error_get_last();
+                if (is_array($report) && false !== strpos($report['message'], 'error code(1314)')) {
+                    self::$symlinkOnWindows = false;
+                }
+            }
+        }
+    }
+
+    public function setUp()
+    {
+        $this->filesystem = new Filesystem();
+        $this->workspace = rtrim(sys_get_temp_dir(), DIRECTORY_SEPARATOR).DIRECTORY_SEPARATOR.time().rand(0, 1000);
+        mkdir($this->workspace, 0777, true);
+        $this->workspace = realpath($this->workspace);
+    }
+
+    public function tearDown()
+    {
+        $this->clean($this->workspace);
+    }
+
+    /**
+     * @param string $file
+     */
+    private function clean($file)
+    {
+        if (is_dir($file) && !is_link($file)) {
+            $dir = new \FilesystemIterator($file);
+            foreach ($dir as $childFile) {
+                $this->clean($childFile);
+            }
+
+            rmdir($file);
+        } else {
+            unlink($file);
+        }
+    }
+
+    public function testCopyCreatesNewFile()
+    {
+        $sourceFilePath = $this->workspace.DIRECTORY_SEPARATOR.'copy_source_file';
+        $targetFilePath = $this->workspace.DIRECTORY_SEPARATOR.'copy_target_file';
+
+        file_put_contents($sourceFilePath, 'SOURCE FILE');
+
+        $this->filesystem->copy($sourceFilePath, $targetFilePath);
+
+        $this->assertFileExists($targetFilePath);
+        $this->assertEquals('SOURCE FILE', file_get_contents($targetFilePath));
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Filesystem\Exception\IOException
+     */
+    public function testCopyFails()
+    {
+        $sourceFilePath = $this->workspace.DIRECTORY_SEPARATOR.'copy_source_file';
+        $targetFilePath = $this->workspace.DIRECTORY_SEPARATOR.'copy_target_file';
+
+        $this->filesystem->copy($sourceFilePath, $targetFilePath);
+    }
+
+    public function testCopyOverridesExistingFileIfModified()
+    {
+        $sourceFilePath = $this->workspace.DIRECTORY_SEPARATOR.'copy_source_file';
+        $targetFilePath = $this->workspace.DIRECTORY_SEPARATOR.'copy_target_file';
+
+        file_put_contents($sourceFilePath, 'SOURCE FILE');
+        file_put_contents($targetFilePath, 'TARGET FILE');
+        touch($targetFilePath, time() - 1000);
+
+        $this->filesystem->copy($sourceFilePath, $targetFilePath);
+
+        $this->assertFileExists($targetFilePath);
+        $this->assertEquals('SOURCE FILE', file_get_contents($targetFilePath));
+    }
+
+    public function testCopyDoesNotOverrideExistingFileByDefault()
+    {
+        $sourceFilePath = $this->workspace.DIRECTORY_SEPARATOR.'copy_source_file';
+        $targetFilePath = $this->workspace.DIRECTORY_SEPARATOR.'copy_target_file';
+
+        file_put_contents($sourceFilePath, 'SOURCE FILE');
+        file_put_contents($targetFilePath, 'TARGET FILE');
+
+        // make sure both files have the same modification time
+        $modificationTime = time() - 1000;
+        touch($sourceFilePath, $modificationTime);
+        touch($targetFilePath, $modificationTime);
+
+        $this->filesystem->copy($sourceFilePath, $targetFilePath);
+
+        $this->assertFileExists($targetFilePath);
+        $this->assertEquals('TARGET FILE', file_get_contents($targetFilePath));
+    }
+
+    public function testCopyOverridesExistingFileIfForced()
+    {
+        $sourceFilePath = $this->workspace.DIRECTORY_SEPARATOR.'copy_source_file';
+        $targetFilePath = $this->workspace.DIRECTORY_SEPARATOR.'copy_target_file';
+
+        file_put_contents($sourceFilePath, 'SOURCE FILE');
+        file_put_contents($targetFilePath, 'TARGET FILE');
+
+        // make sure both files have the same modification time
+        $modificationTime = time() - 1000;
+        touch($sourceFilePath, $modificationTime);
+        touch($targetFilePath, $modificationTime);
+
+        $this->filesystem->copy($sourceFilePath, $targetFilePath, true);
+
+        $this->assertFileExists($targetFilePath);
+        $this->assertEquals('SOURCE FILE', file_get_contents($targetFilePath));
+    }
+
+    public function testCopyCreatesTargetDirectoryIfItDoesNotExist()
+    {
+        $sourceFilePath = $this->workspace.DIRECTORY_SEPARATOR.'copy_source_file';
+        $targetFileDirectory = $this->workspace.DIRECTORY_SEPARATOR.'directory';
+        $targetFilePath = $targetFileDirectory.DIRECTORY_SEPARATOR.'copy_target_file';
+
+        file_put_contents($sourceFilePath, 'SOURCE FILE');
+
+        $this->filesystem->copy($sourceFilePath, $targetFilePath);
+
+        $this->assertTrue(is_dir($targetFileDirectory));
+        $this->assertFileExists($targetFilePath);
+        $this->assertEquals('SOURCE FILE', file_get_contents($targetFilePath));
+    }
+
+    public function testMkdirCreatesDirectoriesRecursively()
+    {
+        $directory = $this->workspace
+            .DIRECTORY_SEPARATOR.'directory'
+            .DIRECTORY_SEPARATOR.'sub_directory';
+
+        $this->filesystem->mkdir($directory);
+
+        $this->assertTrue(is_dir($directory));
+    }
+
+    public function testMkdirCreatesDirectoriesFromArray()
+    {
+        $basePath = $this->workspace.DIRECTORY_SEPARATOR;
+        $directories = array(
+            $basePath.'1', $basePath.'2', $basePath.'3'
+        );
+
+        $this->filesystem->mkdir($directories);
+
+        $this->assertTrue(is_dir($basePath.'1'));
+        $this->assertTrue(is_dir($basePath.'2'));
+        $this->assertTrue(is_dir($basePath.'3'));
+    }
+
+    public function testMkdirCreatesDirectoriesFromTraversableObject()
+    {
+        $basePath = $this->workspace.DIRECTORY_SEPARATOR;
+        $directories = new \ArrayObject(array(
+            $basePath.'1', $basePath.'2', $basePath.'3'
+        ));
+
+        $this->filesystem->mkdir($directories);
+
+        $this->assertTrue(is_dir($basePath.'1'));
+        $this->assertTrue(is_dir($basePath.'2'));
+        $this->assertTrue(is_dir($basePath.'3'));
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Filesystem\Exception\IOException
+     */
+    public function testMkdirCreatesDirectoriesFails()
+    {
+        $basePath = $this->workspace.DIRECTORY_SEPARATOR;
+        $dir = $basePath.'2';
+
+        file_put_contents($dir, '');
+
+        $this->filesystem->mkdir($dir);
+    }
+
+    public function testTouchCreatesEmptyFile()
+    {
+        $file = $this->workspace.DIRECTORY_SEPARATOR.'1';
+
+        $this->filesystem->touch($file);
+
+        $this->assertFileExists($file);
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Filesystem\Exception\IOException
+     */
+    public function testTouchFails()
+    {
+        $file = $this->workspace.DIRECTORY_SEPARATOR.'1'.DIRECTORY_SEPARATOR.'2';
+
+        $this->filesystem->touch($file);
+    }
+
+    public function testTouchCreatesEmptyFilesFromArray()
+    {
+        $basePath = $this->workspace.DIRECTORY_SEPARATOR;
+        $files = array(
+            $basePath.'1', $basePath.'2', $basePath.'3'
+        );
+
+        $this->filesystem->touch($files);
+
+        $this->assertFileExists($basePath.'1');
+        $this->assertFileExists($basePath.'2');
+        $this->assertFileExists($basePath.'3');
+    }
+
+    public function testTouchCreatesEmptyFilesFromTraversableObject()
+    {
+        $basePath = $this->workspace.DIRECTORY_SEPARATOR;
+        $files = new \ArrayObject(array(
+            $basePath.'1', $basePath.'2', $basePath.'3'
+        ));
+
+        $this->filesystem->touch($files);
+
+        $this->assertFileExists($basePath.'1');
+        $this->assertFileExists($basePath.'2');
+        $this->assertFileExists($basePath.'3');
+    }
+
+    public function testRemoveCleansFilesAndDirectoriesIteratively()
+    {
+        $basePath = $this->workspace.DIRECTORY_SEPARATOR.'directory'.DIRECTORY_SEPARATOR;
+
+        mkdir($basePath);
+        mkdir($basePath.'dir');
+        touch($basePath.'file');
+
+        $this->filesystem->remove($basePath);
+
+        $this->assertTrue(!is_dir($basePath));
+    }
+
+    public function testRemoveCleansArrayOfFilesAndDirectories()
+    {
+        $basePath = $this->workspace.DIRECTORY_SEPARATOR;
+
+        mkdir($basePath.'dir');
+        touch($basePath.'file');
+
+        $files = array(
+            $basePath.'dir', $basePath.'file'
+        );
+
+        $this->filesystem->remove($files);
+
+        $this->assertTrue(!is_dir($basePath.'dir'));
+        $this->assertTrue(!is_file($basePath.'file'));
+    }
+
+    public function testRemoveCleansTraversableObjectOfFilesAndDirectories()
+    {
+        $basePath = $this->workspace.DIRECTORY_SEPARATOR;
+
+        mkdir($basePath.'dir');
+        touch($basePath.'file');
+
+        $files = new \ArrayObject(array(
+            $basePath.'dir', $basePath.'file'
+        ));
+
+        $this->filesystem->remove($files);
+
+        $this->assertTrue(!is_dir($basePath.'dir'));
+        $this->assertTrue(!is_file($basePath.'file'));
+    }
+
+    public function testRemoveIgnoresNonExistingFiles()
+    {
+        $basePath = $this->workspace.DIRECTORY_SEPARATOR;
+
+        mkdir($basePath.'dir');
+
+        $files = array(
+            $basePath.'dir', $basePath.'file'
+        );
+
+        $this->filesystem->remove($files);
+
+        $this->assertTrue(!is_dir($basePath.'dir'));
+    }
+
+    public function testRemoveCleansInvalidLinks()
+    {
+        $this->markAsSkippedIfSymlinkIsMissing();
+
+        $basePath = $this->workspace.DIRECTORY_SEPARATOR.'directory'.DIRECTORY_SEPARATOR;
+
+        mkdir($basePath);
+        mkdir($basePath.'dir');
+        // create symlink to unexisting file
+        @symlink($basePath.'file', $basePath.'link');
+
+        $this->filesystem->remove($basePath);
+
+        $this->assertTrue(!is_dir($basePath));
+    }
+
+    public function testFilesExists()
+    {
+        $basePath = $this->workspace.DIRECTORY_SEPARATOR.'directory'.DIRECTORY_SEPARATOR;
+
+        mkdir($basePath);
+        touch($basePath.'file1');
+        mkdir($basePath.'folder');
+
+        $this->assertTrue($this->filesystem->exists($basePath.'file1'));
+        $this->assertTrue($this->filesystem->exists($basePath.'folder'));
+    }
+
+    public function testFilesExistsTraversableObjectOfFilesAndDirectories()
+    {
+        $basePath = $this->workspace.DIRECTORY_SEPARATOR;
+
+        mkdir($basePath.'dir');
+        touch($basePath.'file');
+
+        $files = new \ArrayObject(array(
+            $basePath.'dir', $basePath.'file'
+        ));
+
+        $this->assertTrue($this->filesystem->exists($files));
+    }
+
+    public function testFilesNotExistsTraversableObjectOfFilesAndDirectories()
+    {
+        $basePath = $this->workspace.DIRECTORY_SEPARATOR;
+
+        mkdir($basePath.'dir');
+        touch($basePath.'file');
+        touch($basePath.'file2');
+
+        $files = new \ArrayObject(array(
+            $basePath.'dir', $basePath.'file', $basePath.'file2'
+        ));
+
+        unlink($basePath.'file');
+
+        $this->assertFalse($this->filesystem->exists($files));
+    }
+
+    public function testInvalidFileNotExists()
+    {
+        $basePath = $this->workspace.DIRECTORY_SEPARATOR.'directory'.DIRECTORY_SEPARATOR;
+
+        $this->assertFalse($this->filesystem->exists($basePath.time()));
+    }
+
+    public function testChmodChangesFileMode()
+    {
+        $this->markAsSkippedIfChmodIsMissing();
+
+        $dir = $this->workspace.DIRECTORY_SEPARATOR.'dir';
+        mkdir($dir);
+        $file = $dir.DIRECTORY_SEPARATOR.'file';
+        touch($file);
+
+        $this->filesystem->chmod($file, 0400);
+        $this->filesystem->chmod($dir, 0753);
+
+        $this->assertEquals(753, $this->getFilePermissions($dir));
+        $this->assertEquals(400, $this->getFilePermissions($file));
+    }
+
+    public function testChmodWrongMod()
+    {
+        $this->markAsSkippedIfChmodIsMissing();
+
+        $dir = $this->workspace.DIRECTORY_SEPARATOR.'file';
+        touch($dir);
+
+        $this->filesystem->chmod($dir, 'Wrongmode');
+    }
+
+    public function testChmodRecursive()
+    {
+        $this->markAsSkippedIfChmodIsMissing();
+
+        $dir = $this->workspace.DIRECTORY_SEPARATOR.'dir';
+        mkdir($dir);
+        $file = $dir.DIRECTORY_SEPARATOR.'file';
+        touch($file);
+
+        $this->filesystem->chmod($file, 0400, 0000, true);
+        $this->filesystem->chmod($dir, 0753, 0000, true);
+
+        $this->assertEquals(753, $this->getFilePermissions($dir));
+        $this->assertEquals(753, $this->getFilePermissions($file));
+    }
+
+    public function testChmodAppliesUmask()
+    {
+        $this->markAsSkippedIfChmodIsMissing();
+
+        $file = $this->workspace.DIRECTORY_SEPARATOR.'file';
+        touch($file);
+
+        $this->filesystem->chmod($file, 0770, 0022);
+        $this->assertEquals(750, $this->getFilePermissions($file));
+    }
+
+    public function testChmodChangesModeOfArrayOfFiles()
+    {
+        $this->markAsSkippedIfChmodIsMissing();
+
+        $directory = $this->workspace.DIRECTORY_SEPARATOR.'directory';
+        $file = $this->workspace.DIRECTORY_SEPARATOR.'file';
+        $files = array($directory, $file);
+
+        mkdir($directory);
+        touch($file);
+
+        $this->filesystem->chmod($files, 0753);
+
+        $this->assertEquals(753, $this->getFilePermissions($file));
+        $this->assertEquals(753, $this->getFilePermissions($directory));
+    }
+
+    public function testChmodChangesModeOfTraversableFileObject()
+    {
+        $this->markAsSkippedIfChmodIsMissing();
+
+        $directory = $this->workspace.DIRECTORY_SEPARATOR.'directory';
+        $file = $this->workspace.DIRECTORY_SEPARATOR.'file';
+        $files = new \ArrayObject(array($directory, $file));
+
+        mkdir($directory);
+        touch($file);
+
+        $this->filesystem->chmod($files, 0753);
+
+        $this->assertEquals(753, $this->getFilePermissions($file));
+        $this->assertEquals(753, $this->getFilePermissions($directory));
+    }
+
+    public function testChown()
+    {
+        $this->markAsSkippedIfPosixIsMissing();
+
+        $dir = $this->workspace.DIRECTORY_SEPARATOR.'dir';
+        mkdir($dir);
+
+        $this->filesystem->chown($dir, $this->getFileOwner($dir));
+    }
+
+    public function testChownRecursive()
+    {
+        $this->markAsSkippedIfPosixIsMissing();
+
+        $dir = $this->workspace.DIRECTORY_SEPARATOR.'dir';
+        mkdir($dir);
+        $file = $dir.DIRECTORY_SEPARATOR.'file';
+        touch($file);
+
+        $this->filesystem->chown($dir, $this->getFileOwner($dir), true);
+    }
+
+    public function testChownSymlink()
+    {
+        $this->markAsSkippedIfSymlinkIsMissing();
+
+        $file = $this->workspace.DIRECTORY_SEPARATOR.'file';
+        $link = $this->workspace.DIRECTORY_SEPARATOR.'link';
+
+        touch($file);
+
+        $this->filesystem->symlink($file, $link);
+
+        $this->filesystem->chown($link, $this->getFileOwner($link));
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Filesystem\Exception\IOException
+     */
+    public function testChownSymlinkFails()
+    {
+        $this->markAsSkippedIfSymlinkIsMissing();
+
+        $file = $this->workspace.DIRECTORY_SEPARATOR.'file';
+        $link = $this->workspace.DIRECTORY_SEPARATOR.'link';
+
+        touch($file);
+
+        $this->filesystem->symlink($file, $link);
+
+        $this->filesystem->chown($link, 'user'.time().mt_rand(1000, 9999));
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Filesystem\Exception\IOException
+     */
+    public function testChownFail()
+    {
+        $this->markAsSkippedIfPosixIsMissing();
+
+        $dir = $this->workspace.DIRECTORY_SEPARATOR.'dir';
+        mkdir($dir);
+
+        $this->filesystem->chown($dir, 'user'.time().mt_rand(1000, 9999));
+    }
+
+    public function testChgrp()
+    {
+        $this->markAsSkippedIfPosixIsMissing();
+
+        $dir = $this->workspace.DIRECTORY_SEPARATOR.'dir';
+        mkdir($dir);
+
+        $this->filesystem->chgrp($dir, $this->getFileGroup($dir));
+    }
+
+    public function testChgrpRecursive()
+    {
+        $this->markAsSkippedIfPosixIsMissing();
+
+        $dir = $this->workspace.DIRECTORY_SEPARATOR.'dir';
+        mkdir($dir);
+        $file = $dir.DIRECTORY_SEPARATOR.'file';
+        touch($file);
+
+        $this->filesystem->chgrp($dir, $this->getFileGroup($dir), true);
+    }
+
+    public function testChgrpSymlink()
+    {
+        $this->markAsSkippedIfSymlinkIsMissing();
+
+        $file = $this->workspace.DIRECTORY_SEPARATOR.'file';
+        $link = $this->workspace.DIRECTORY_SEPARATOR.'link';
+
+        touch($file);
+
+        $this->filesystem->symlink($file, $link);
+
+        $this->filesystem->chgrp($link, $this->getFileGroup($link));
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Filesystem\Exception\IOException
+     */
+    public function testChgrpSymlinkFails()
+    {
+        $this->markAsSkippedIfSymlinkIsMissing();
+
+        $file = $this->workspace.DIRECTORY_SEPARATOR.'file';
+        $link = $this->workspace.DIRECTORY_SEPARATOR.'link';
+
+        touch($file);
+
+        $this->filesystem->symlink($file, $link);
+
+        $this->filesystem->chgrp($link, 'user'.time().mt_rand(1000, 9999));
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Filesystem\Exception\IOException
+     */
+    public function testChgrpFail()
+    {
+        $this->markAsSkippedIfPosixIsMissing();
+
+        $dir = $this->workspace.DIRECTORY_SEPARATOR.'dir';
+        mkdir($dir);
+
+        $this->filesystem->chgrp($dir, 'user'.time().mt_rand(1000, 9999));
+    }
+
+    public function testRename()
+    {
+        $file = $this->workspace.DIRECTORY_SEPARATOR.'file';
+        $newPath = $this->workspace.DIRECTORY_SEPARATOR.'new_file';
+        touch($file);
+
+        $this->filesystem->rename($file, $newPath);
+
+        $this->assertFileNotExists($file);
+        $this->assertFileExists($newPath);
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Filesystem\Exception\IOException
+     */
+    public function testRenameThrowsExceptionIfTargetAlreadyExists()
+    {
+        $file = $this->workspace.DIRECTORY_SEPARATOR.'file';
+        $newPath = $this->workspace.DIRECTORY_SEPARATOR.'new_file';
+
+        touch($file);
+        touch($newPath);
+
+        $this->filesystem->rename($file, $newPath);
+    }
+
+    public function testRenameOverwritesTheTargetIfItAlreadyExists()
+    {
+        $file = $this->workspace.DIRECTORY_SEPARATOR.'file';
+        $newPath = $this->workspace.DIRECTORY_SEPARATOR.'new_file';
+
+        touch($file);
+        touch($newPath);
+
+        $this->filesystem->rename($file, $newPath, true);
+
+        $this->assertFileNotExists($file);
+        $this->assertFileExists($newPath);
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Filesystem\Exception\IOException
+     */
+    public function testRenameThrowsExceptionOnError()
+    {
+        $file = $this->workspace.DIRECTORY_SEPARATOR.uniqid();
+        $newPath = $this->workspace.DIRECTORY_SEPARATOR.'new_file';
+
+        $this->filesystem->rename($file, $newPath);
+    }
+
+    public function testSymlink()
+    {
+        $this->markAsSkippedIfSymlinkIsMissing();
+
+        $file = $this->workspace.DIRECTORY_SEPARATOR.'file';
+        $link = $this->workspace.DIRECTORY_SEPARATOR.'link';
+
+        touch($file);
+
+        $this->filesystem->symlink($file, $link);
+
+        $this->assertTrue(is_link($link));
+        $this->assertEquals($file, readlink($link));
+    }
+
+    /**
+     * @depends testSymlink
+     */
+    public function testRemoveSymlink()
+    {
+        $this->markAsSkippedIfSymlinkIsMissing();
+
+        $link = $this->workspace.DIRECTORY_SEPARATOR.'link';
+
+        $this->filesystem->remove($link);
+
+        $this->assertTrue(!is_link($link));
+    }
+
+    public function testSymlinkIsOverwrittenIfPointsToDifferentTarget()
+    {
+        $this->markAsSkippedIfSymlinkIsMissing();
+
+        $file = $this->workspace.DIRECTORY_SEPARATOR.'file';
+        $link = $this->workspace.DIRECTORY_SEPARATOR.'link';
+
+        touch($file);
+        symlink($this->workspace, $link);
+
+        $this->filesystem->symlink($file, $link);
+
+        $this->assertTrue(is_link($link));
+        $this->assertEquals($file, readlink($link));
+    }
+
+    public function testSymlinkIsNotOverwrittenIfAlreadyCreated()
+    {
+        $this->markAsSkippedIfSymlinkIsMissing();
+
+        $file = $this->workspace.DIRECTORY_SEPARATOR.'file';
+        $link = $this->workspace.DIRECTORY_SEPARATOR.'link';
+
+        touch($file);
+        symlink($file, $link);
+
+        $this->filesystem->symlink($file, $link);
+
+        $this->assertTrue(is_link($link));
+        $this->assertEquals($file, readlink($link));
+    }
+
+    public function testSymlinkCreatesTargetDirectoryIfItDoesNotExist()
+    {
+        $this->markAsSkippedIfSymlinkIsMissing();
+
+        $file = $this->workspace.DIRECTORY_SEPARATOR.'file';
+        $link1 = $this->workspace.DIRECTORY_SEPARATOR.'dir'.DIRECTORY_SEPARATOR.'link';
+        $link2 = $this->workspace.DIRECTORY_SEPARATOR.'dir'.DIRECTORY_SEPARATOR.'subdir'.DIRECTORY_SEPARATOR.'link';
+
+        touch($file);
+
+        $this->filesystem->symlink($file, $link1);
+        $this->filesystem->symlink($file, $link2);
+
+        $this->assertTrue(is_link($link1));
+        $this->assertEquals($file, readlink($link1));
+        $this->assertTrue(is_link($link2));
+        $this->assertEquals($file, readlink($link2));
+    }
+
+    /**
+     * @dataProvider providePathsForMakePathRelative
+     */
+    public function testMakePathRelative($endPath, $startPath, $expectedPath)
+    {
+        $path = $this->filesystem->makePathRelative($endPath, $startPath);
+
+        $this->assertEquals($expectedPath, $path);
+    }
+
+    /**
+     * @return array
+     */
+    public function providePathsForMakePathRelative()
+    {
+        $paths = array(
+            array('/var/lib/symfony/src/Symfony/', '/var/lib/symfony/src/Symfony/Component', '../'),
+            array('/var/lib/symfony/src/Symfony/', '/var/lib/symfony/src/Symfony/Component/', '../'),
+            array('/var/lib/symfony/src/Symfony', '/var/lib/symfony/src/Symfony/Component', '../'),
+            array('/var/lib/symfony/src/Symfony', '/var/lib/symfony/src/Symfony/Component/', '../'),
+            array('var/lib/symfony/', 'var/lib/symfony/src/Symfony/Component', '../../../'),
+            array('/usr/lib/symfony/', '/var/lib/symfony/src/Symfony/Component', '../../../../../../usr/lib/symfony/'),
+            array('/var/lib/symfony/src/Symfony/', '/var/lib/symfony/', 'src/Symfony/'),
+            array('/aa/bb', '/aa/bb', './'),
+            array('/aa/bb', '/aa/bb/', './'),
+            array('/aa/bb/', '/aa/bb', './'),
+            array('/aa/bb/', '/aa/bb/', './'),
+            array('/aa/bb/cc', '/aa/bb/cc/dd', '../'),
+            array('/aa/bb/cc', '/aa/bb/cc/dd/', '../'),
+            array('/aa/bb/cc/', '/aa/bb/cc/dd', '../'),
+            array('/aa/bb/cc/', '/aa/bb/cc/dd/', '../'),
+            array('/aa/bb/cc', '/aa', 'bb/cc/'),
+            array('/aa/bb/cc', '/aa/', 'bb/cc/'),
+            array('/aa/bb/cc/', '/aa', 'bb/cc/'),
+            array('/aa/bb/cc/', '/aa/', 'bb/cc/'),
+            array('/a/aab/bb', '/a/aa', '../aab/bb/'),
+            array('/a/aab/bb', '/a/aa/', '../aab/bb/'),
+            array('/a/aab/bb/', '/a/aa', '../aab/bb/'),
+            array('/a/aab/bb/', '/a/aa/', '../aab/bb/'),
+        );
+
+        if (defined('PHP_WINDOWS_VERSION_MAJOR')) {
+            $paths[] = array('c:\var\lib/symfony/src/Symfony/', 'c:/var/lib/symfony/', 'src/Symfony/');
+        }
+
+        return $paths;
+    }
+
+    public function testMirrorCopiesFilesAndDirectoriesRecursively()
+    {
+        $sourcePath = $this->workspace.DIRECTORY_SEPARATOR.'source'.DIRECTORY_SEPARATOR;
+        $directory = $sourcePath.'directory'.DIRECTORY_SEPARATOR;
+        $file1 = $directory.'file1';
+        $file2 = $sourcePath.'file2';
+
+        mkdir($sourcePath);
+        mkdir($directory);
+        file_put_contents($file1, 'FILE1');
+        file_put_contents($file2, 'FILE2');
+
+        $targetPath = $this->workspace.DIRECTORY_SEPARATOR.'target'.DIRECTORY_SEPARATOR;
+
+        $this->filesystem->mirror($sourcePath, $targetPath);
+
+        $this->assertTrue(is_dir($targetPath));
+        $this->assertTrue(is_dir($targetPath.'directory'));
+        $this->assertFileEquals($file1, $targetPath.'directory'.DIRECTORY_SEPARATOR.'file1');
+        $this->assertFileEquals($file2, $targetPath.'file2');
+
+        $this->filesystem->remove($file1);
+
+        $this->filesystem->mirror($sourcePath, $targetPath, null, array('delete' => false));
+        $this->assertTrue($this->filesystem->exists($targetPath.'directory'.DIRECTORY_SEPARATOR.'file1'));
+
+        $this->filesystem->mirror($sourcePath, $targetPath, null, array('delete' => true));
+        $this->assertFalse($this->filesystem->exists($targetPath.'directory'.DIRECTORY_SEPARATOR.'file1'));
+
+        file_put_contents($file1, 'FILE1');
+
+        $this->filesystem->mirror($sourcePath, $targetPath, null, array('delete' => true));
+        $this->assertTrue($this->filesystem->exists($targetPath.'directory'.DIRECTORY_SEPARATOR.'file1'));
+
+        $this->filesystem->remove($directory);
+        $this->filesystem->mirror($sourcePath, $targetPath, null, array('delete' => true));
+        $this->assertFalse($this->filesystem->exists($targetPath.'directory'));
+        $this->assertFalse($this->filesystem->exists($targetPath.'directory'.DIRECTORY_SEPARATOR.'file1'));
+    }
+
+    public function testMirrorCopiesLinks()
+    {
+        $this->markAsSkippedIfSymlinkIsMissing();
+
+        $sourcePath = $this->workspace.DIRECTORY_SEPARATOR.'source'.DIRECTORY_SEPARATOR;
+
+        mkdir($sourcePath);
+        file_put_contents($sourcePath.'file1', 'FILE1');
+        symlink($sourcePath.'file1', $sourcePath.'link1');
+
+        $targetPath = $this->workspace.DIRECTORY_SEPARATOR.'target'.DIRECTORY_SEPARATOR;
+
+        $this->filesystem->mirror($sourcePath, $targetPath);
+
+        $this->assertTrue(is_dir($targetPath));
+        $this->assertFileEquals($sourcePath.'file1', $targetPath.DIRECTORY_SEPARATOR.'link1');
+        $this->assertTrue(is_link($targetPath.DIRECTORY_SEPARATOR.'link1'));
+    }
+
+    public function testMirrorCopiesLinkedDirectoryContents()
+    {
+        $this->markAsSkippedIfSymlinkIsMissing();
+
+        $sourcePath = $this->workspace.DIRECTORY_SEPARATOR.'source'.DIRECTORY_SEPARATOR;
+
+        mkdir($sourcePath.'nested/', 0777, true);
+        file_put_contents($sourcePath.'/nested/file1.txt', 'FILE1');
+        // Note: We symlink directory, not file
+        symlink($sourcePath.'nested', $sourcePath.'link1');
+
+        $targetPath = $this->workspace.DIRECTORY_SEPARATOR.'target'.DIRECTORY_SEPARATOR;
+
+        $this->filesystem->mirror($sourcePath, $targetPath);
+
+        $this->assertTrue(is_dir($targetPath));
+        $this->assertFileEquals($sourcePath.'/nested/file1.txt', $targetPath.DIRECTORY_SEPARATOR.'link1/file1.txt');
+        $this->assertTrue(is_link($targetPath.DIRECTORY_SEPARATOR.'link1'));
+    }
+
+    /**
+     * @dataProvider providePathsForIsAbsolutePath
+     */
+    public function testIsAbsolutePath($path, $expectedResult)
+    {
+        $result = $this->filesystem->isAbsolutePath($path);
+
+        $this->assertEquals($expectedResult, $result);
+    }
+
+    /**
+     * @return array
+     */
+    public function providePathsForIsAbsolutePath()
+    {
+        return array(
+            array('/var/lib', true),
+            array('c:\\\\var\\lib', true),
+            array('\\var\\lib', true),
+            array('var/lib', false),
+            array('../var/lib', false),
+            array('', false),
+            array(null, false)
+        );
+    }
+
+    public function testDumpFile()
+    {
+        $filename = $this->workspace.DIRECTORY_SEPARATOR.'foo'.DIRECTORY_SEPARATOR.'baz.txt';
+
+        $this->filesystem->dumpFile($filename, 'bar', 0753);
+
+        $this->assertFileExists($filename);
+        $this->assertSame('bar', file_get_contents($filename));
+
+        // skip mode check on windows
+        if (!defined('PHP_WINDOWS_VERSION_MAJOR')) {
+            $this->assertEquals(753, $this->getFilePermissions($filename));
+        }
+    }
+
+    public function testDumpFileOverwritesAnExistingFile()
+    {
+        $filename = $this->workspace.DIRECTORY_SEPARATOR.'foo.txt';
+        file_put_contents($filename, 'FOO BAR');
+
+        $this->filesystem->dumpFile($filename, 'bar');
+
+        $this->assertFileExists($filename);
+        $this->assertSame('bar', file_get_contents($filename));
+    }
+
+    /**
+     * Returns file permissions as three digits (i.e. 755)
+     *
+     * @param string $filePath
+     *
+     * @return integer
+     */
+    private function getFilePermissions($filePath)
+    {
+        return (int) substr(sprintf('%o', fileperms($filePath)), -3);
+    }
+
+    private function getFileOwner($filepath)
+    {
+        $this->markAsSkippedIfPosixIsMissing();
+
+        $infos = stat($filepath);
+        if ($datas = posix_getpwuid($infos['uid'])) {
+            return $datas['name'];
+        }
+    }
+
+    private function getFileGroup($filepath)
+    {
+        $this->markAsSkippedIfPosixIsMissing();
+
+        $infos = stat($filepath);
+        if ($datas = posix_getgrgid($infos['gid'])) {
+            return $datas['name'];
+        }
+    }
+
+    private function markAsSkippedIfSymlinkIsMissing()
+    {
+        if (!function_exists('symlink')) {
+            $this->markTestSkipped('symlink is not supported');
+        }
+
+        if (defined('PHP_WINDOWS_VERSION_MAJOR') && false === self::$symlinkOnWindows) {
+            $this->markTestSkipped('symlink requires "Create symbolic links" privilege on windows');
+        }
+    }
+
+    private function markAsSkippedIfChmodIsMissing()
+    {
+        if (defined('PHP_WINDOWS_VERSION_MAJOR')) {
+            $this->markTestSkipped('chmod is not supported on windows');
+        }
+    }
+
+    private function markAsSkippedIfPosixIsMissing()
+    {
+        if (defined('PHP_WINDOWS_VERSION_MAJOR') || !function_exists('posix_isatty')) {
+            $this->markTestSkipped('Posix is not supported');
+        }
+    }
+}

vendor/symfony/filesystem/Symfony/Component/Filesystem/composer.json

@@ -0,0 +1,31 @@
+{
+    "name": "symfony/filesystem",
+    "type": "library",
+    "description": "Symfony Filesystem Component",
+    "keywords": [],
+    "homepage": "http://symfony.com",
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "Fabien Potencier",
+            "email": "fabien@symfony.com"
+        },
+        {
+            "name": "Symfony Community",
+            "homepage": "http://symfony.com/contributors"
+        }
+    ],
+    "require": {
+        "php": ">=5.3.3"
+    },
+    "autoload": {
+        "psr-0": { "Symfony\\Component\\Filesystem\\": "" }
+    },
+    "target-dir": "Symfony/Component/Filesystem",
+    "minimum-stability": "dev",
+    "extra": {
+        "branch-alias": {
+            "dev-master": "2.3-dev"
+        }
+    }
+}

vendor/symfony/filesystem/Symfony/Component/Filesystem/phpunit.xml.dist

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<phpunit backupGlobals="false"
+         backupStaticAttributes="false"
+         colors="true"
+         convertErrorsToExceptions="true"
+         convertNoticesToExceptions="true"
+         convertWarningsToExceptions="true"
+         processIsolation="false"
+         stopOnFailure="false"
+         syntaxCheck="false"
+         bootstrap="vendor/autoload.php"
+>
+    <testsuites>
+        <testsuite name="Symfony Filesystem Component Test Suite">
+            <directory>./Tests/</directory>
+        </testsuite>
+    </testsuites>
+
+    <filter>
+        <whitelist>
+            <directory>./</directory>
+            <exclude>
+                <directory>./Tests</directory>
+            </exclude>
+        </whitelist>
+    </filter>
+</phpunit>