diff --git a/composer.json b/composer.json
index 33b8359ee..eaa976c16 100644
--- a/composer.json
+++ b/composer.json
@@ -29,6 +29,9 @@
         "symfony/finder": "~2.1",
         "symfony/process": "~2.1@dev"
     },
+    "require-dev": {
+        "phpunit/phpunit": "3.7.*"
+    },
     "suggest": {
         "ext-zip": "Enabling the zip extension allows you to unzip archives, and allows gzip compression of all internet traffic",
         "ext-openssl": "Enabling the openssl extension allows you to access https URLs for repositories and packages"
diff --git a/composer.lock b/composer.lock
index 62b2c222e..d5e39f778 100644
--- a/composer.lock
+++ b/composer.lock
@@ -1,5 +1,5 @@
 {
-    "hash": "f13f9a6a377c842c36fda6109bbbc465",
+    "hash": "b7537d80d94e19d0b668b9a88d9f8262",
     "packages": [
         {
             "name": "justinrainbow/json-schema",
@@ -146,7 +146,7 @@
                     "dev-master": "2.1-dev"
                 }
             },
-            "installation-source": "source",
+            "installation-source": "dist",
             "autoload": {
                 "psr-0": {
                     "Symfony\\Component\\Finder": ""
@@ -216,7 +216,409 @@
             "homepage": "http://symfony.com"
         }
     ],
-    "packages-dev": null,
+    "packages-dev": [
+        {
+            "name": "phpunit/php-code-coverage",
+            "version": "1.2.7",
+            "source": {
+                "type": "git",
+                "url": "git://github.com/sebastianbergmann/php-code-coverage.git",
+                "reference": "1.2.7"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://github.com/sebastianbergmann/php-code-coverage/archive/1.2.7.zip",
+                "reference": "1.2.7",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3",
+                "phpunit/php-file-iterator": ">=1.3.0@stable",
+                "phpunit/php-token-stream": ">=1.1.3@stable",
+                "phpunit/php-text-template": ">=1.1.1@stable"
+            },
+            "suggest": {
+                "ext-dom": "*",
+                "ext-xdebug": ">=2.0.5"
+            },
+            "time": "2012-12-02 14:54:55",
+            "type": "library",
+            "installation-source": "dist",
+            "autoload": {
+                "classmap": [
+                    "PHP/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "include-path": [
+                ""
+            ],
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sb@sebastian-bergmann.de",
+                    "role": "lead"
+                }
+            ],
+            "description": "Library that provides collection, processing, and rendering functionality for PHP code coverage information.",
+            "homepage": "https://github.com/sebastianbergmann/php-code-coverage",
+            "keywords": [
+                "testing",
+                "coverage",
+                "xunit"
+            ]
+        },
+        {
+            "name": "phpunit/php-file-iterator",
+            "version": "1.3.3",
+            "source": {
+                "type": "git",
+                "url": "git://github.com/sebastianbergmann/php-file-iterator.git",
+                "reference": "1.3.3"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://github.com/sebastianbergmann/php-file-iterator/zipball/1.3.3",
+                "reference": "1.3.3",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3"
+            },
+            "time": "2012-10-11 04:44:38",
+            "type": "library",
+            "installation-source": "dist",
+            "autoload": {
+                "classmap": [
+                    "File/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "include-path": [
+                ""
+            ],
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sb@sebastian-bergmann.de",
+                    "role": "lead"
+                }
+            ],
+            "description": "FilterIterator implementation that filters files based on a list of suffixes.",
+            "homepage": "http://www.phpunit.de/",
+            "keywords": [
+                "filesystem",
+                "iterator"
+            ]
+        },
+        {
+            "name": "phpunit/php-text-template",
+            "version": "1.1.4",
+            "source": {
+                "type": "git",
+                "url": "git://github.com/sebastianbergmann/php-text-template.git",
+                "reference": "1.1.4"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://github.com/sebastianbergmann/php-text-template/zipball/1.1.4",
+                "reference": "1.1.4",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3"
+            },
+            "time": "2012-10-31 11:15:28",
+            "type": "library",
+            "installation-source": "dist",
+            "autoload": {
+                "classmap": [
+                    "Text/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "include-path": [
+                ""
+            ],
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sb@sebastian-bergmann.de",
+                    "role": "lead"
+                }
+            ],
+            "description": "Simple template engine.",
+            "homepage": "https://github.com/sebastianbergmann/php-text-template/",
+            "keywords": [
+                "template"
+            ]
+        },
+        {
+            "name": "phpunit/php-timer",
+            "version": "1.0.4",
+            "source": {
+                "type": "git",
+                "url": "git://github.com/sebastianbergmann/php-timer.git",
+                "reference": "1.0.4"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://github.com/sebastianbergmann/php-timer/zipball/1.0.4",
+                "reference": "1.0.4",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3"
+            },
+            "time": "2012-10-11 04:45:58",
+            "type": "library",
+            "installation-source": "dist",
+            "autoload": {
+                "classmap": [
+                    "PHP/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "include-path": [
+                ""
+            ],
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sb@sebastian-bergmann.de",
+                    "role": "lead"
+                }
+            ],
+            "description": "Utility class for timing",
+            "homepage": "http://www.phpunit.de/",
+            "keywords": [
+                "timer"
+            ]
+        },
+        {
+            "name": "phpunit/php-token-stream",
+            "version": "1.1.5",
+            "source": {
+                "type": "git",
+                "url": "git://github.com/sebastianbergmann/php-token-stream.git",
+                "reference": "1.1.5"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://github.com/sebastianbergmann/php-token-stream/zipball/1.1.5",
+                "reference": "1.1.5",
+                "shasum": ""
+            },
+            "require": {
+                "ext-tokenizer": "*",
+                "php": ">=5.3.3"
+            },
+            "time": "2012-10-11 04:47:14",
+            "type": "library",
+            "installation-source": "dist",
+            "autoload": {
+                "classmap": [
+                    "PHP/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "include-path": [
+                ""
+            ],
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sb@sebastian-bergmann.de",
+                    "role": "lead"
+                }
+            ],
+            "description": "Wrapper around PHP's tokenizer extension.",
+            "homepage": "http://www.phpunit.de/",
+            "keywords": [
+                "tokenizer"
+            ]
+        },
+        {
+            "name": "phpunit/phpunit",
+            "version": "3.7.12",
+            "source": {
+                "type": "git",
+                "url": "git://github.com/sebastianbergmann/phpunit.git",
+                "reference": "3.7.12"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://github.com/sebastianbergmann/phpunit/archive/3.7.12.zip",
+                "reference": "3.7.12",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3",
+                "phpunit/php-file-iterator": ">=1.3.1",
+                "phpunit/php-text-template": ">=1.1.1",
+                "phpunit/php-code-coverage": ">=1.2.1",
+                "phpunit/php-timer": ">=1.0.2",
+                "phpunit/phpunit-mock-objects": ">=1.2.0,<1.3.0",
+                "symfony/yaml": ">=2.1.0,<2.2.0",
+                "ext-dom": "*",
+                "ext-pcre": "*",
+                "ext-reflection": "*",
+                "ext-spl": "*"
+            },
+            "suggest": {
+                "phpunit/php-invoker": ">=1.1.0",
+                "ext-json": "*",
+                "ext-simplexml": "*",
+                "ext-tokenizer": "*"
+            },
+            "time": "2013-01-09 22:41:02",
+            "bin": [
+                "composer/bin/phpunit"
+            ],
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "3.7.x-dev"
+                }
+            },
+            "installation-source": "dist",
+            "autoload": {
+                "classmap": [
+                    "PHPUnit/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "include-path": [
+                "",
+                "../../symfony/yaml/"
+            ],
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de",
+                    "role": "lead"
+                }
+            ],
+            "description": "The PHP Unit Testing framework.",
+            "homepage": "http://www.phpunit.de/",
+            "keywords": [
+                "testing",
+                "phpunit",
+                "xunit"
+            ]
+        },
+        {
+            "name": "phpunit/phpunit-mock-objects",
+            "version": "1.2.2",
+            "source": {
+                "type": "git",
+                "url": "git://github.com/sebastianbergmann/phpunit-mock-objects.git",
+                "reference": "1.2.2"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://github.com/sebastianbergmann/phpunit-mock-objects/archive/1.2.2.zip",
+                "reference": "1.2.2",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3",
+                "phpunit/php-text-template": ">=1.1.1@stable"
+            },
+            "suggest": {
+                "ext-soap": "*"
+            },
+            "time": "2012-11-05 10:39:13",
+            "type": "library",
+            "installation-source": "dist",
+            "autoload": {
+                "classmap": [
+                    "PHPUnit/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "include-path": [
+                ""
+            ],
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sb@sebastian-bergmann.de",
+                    "role": "lead"
+                }
+            ],
+            "description": "Mock Object library for PHPUnit",
+            "homepage": "https://github.com/sebastianbergmann/phpunit-mock-objects/",
+            "keywords": [
+                "mock",
+                "xunit"
+            ]
+        },
+        {
+            "name": "symfony/yaml",
+            "version": "v2.1.6",
+            "target-dir": "Symfony/Component/Yaml",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/Yaml",
+                "reference": "v2.1.6"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://github.com/symfony/Yaml/archive/v2.1.6.zip",
+                "reference": "v2.1.6",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3"
+            },
+            "time": "2012-12-06 10:00:55",
+            "type": "library",
+            "installation-source": "dist",
+            "autoload": {
+                "psr-0": {
+                    "Symfony\\Component\\Yaml": ""
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "http://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony Yaml Component",
+            "homepage": "http://symfony.com"
+        }
+    ],
     "aliases": [
 
     ],