merged branch gajdaw/finder_yaml_tests (PR #4749)

Commits
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18f8fc7 [Finder] tests for Yaml class

Discussion
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[Finder] tests for Yaml class

Bug fix: no
Feature addition: no
Backwards compatibility break: no
Symfony2 tests pass: [![Build Status](https://secure.travis-ci.org/gajdaw/symfony.png?branch=master)](http://travis-ci.org/gajdaw/symfony)
Fixes the following tickets: -
Todo: -
License of the code: MIT
Documentation PR: -

Additional tests improving tests coverage.

src/Symfony/Component/Yaml/Tests/Fixtures/embededPhp.yml

@@ -0,0 +1 @@
+value: <?php echo 1 + 2 + 3 ?>

src/Symfony/Component/Yaml/Tests/YamlTest.php

@@ -0,0 +1,41 @@
+<?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\Yaml\Tests;
+
+use Symfony\Component\Yaml\Yaml;
+
+class YamlTest extends \PHPUnit_Framework_TestCase
+{
+
+    public function testParseAndDump()
+    {
+        $data = array('lorem' => 'ipsum', 'dolor' => 'sit');
+        $yml = Yaml::dump($data);
+        $parsed = Yaml::parse($yml);
+        $this->assertEquals($data, $parsed);
+
+        $filename = __DIR__.'/Fixtures/index.yml';
+        $contents = file_get_contents($filename);
+        $parsedByFilename = Yaml::parse($filename);
+        $parsedByContents = Yaml::parse($contents);
+        $this->assertEquals($parsedByFilename, $parsedByContents);
+    }
+
+    public function testEmbededPhp()
+    {
+        $filename = __DIR__.'/Fixtures/embededPhp.yml';
+        Yaml::enablePhpParsing();
+        $parsed = Yaml::parse($filename);
+        $this->assertEquals(array('value' => 6), $parsed);
+    }
+
+}