1. Added the Symfony2 class loader to implement PSR-0 autoloading.

Configured PHPUnit config file.
Added an empty test.

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "src/Symfony/Component/ClassLoader"]
+	path = src/Symfony/Component/ClassLoader
+	url = git://github.com/symfony/ClassLoader.git

autoload.php

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+<?php
+
+require_once __DIR__.'/src/Symfony/Component/ClassLoader/UniversalClassLoader.php';
+
+use Symfony\Component\ClassLoader\UniversalClassLoader;
+
+$loader = new UniversalClassLoader();
+$loader->registerNamespaces(array(
+    'Symfony'          => array(__DIR__.'/src', __DIR__.'/symfony/src'),
+    'Osidays'          => __DIR__.'/src/',
+));
+
+$loader->register();

phpunit.xml.dist

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+<?xml version="1.0" encoding="UTF-8"?>
+
+<phpunit backupGlobals="true"
+         bootstrap="autoload.php"
+         backupStaticAttributes="false"
+         colors="true"
+         convertErrorsToExceptions="true"
+         convertNoticesToExceptions="true"
+         convertWarningsToExceptions="true"
+         forceCoversAnnotation="false"
+         mapTestClassNameToCoveredClassName="false"
+         processIsolation="false"
+         stopOnError="false"
+         stopOnFailure="false"
+         stopOnIncomplete="false"
+         stopOnSkipped="false"
+         syntaxCheck="false"
+         testSuiteLoaderClass="PHPUnit_Runner_StandardTestSuiteLoader"
+         strict="false"
+         verbose="false">
+
+    <testsuites>
+      <testsuite>
+          <directory >tests</directory>
+      </testsuite>
+    </testsuites>
+</phpunit>

tests/DijkstraTest.php

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+<?php
+
+/*
+ * This file is part of the Orient package.
+ *
+ * (c) Alessandro Nadalin <alessandro.nadalin@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Class DijkstraTest
+ *
+ * @package     Osidays
+ * @subpackage  Tests
+ * @author      Alessandro Nadalin <alessandro.nadalin@gmail.com>
+ */
+
+use Osidays\Algorithm\ShortestPath\Dijkstra;
+
+class DijkstraTest extends PHPUnit_Framework_TestCase
+{
+
+}
+