[DataFixtures] Added few tests

Tests/DataFixtures/XmlDataLoaderTest.php

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+<?php
+
+/**
+ * This file is part of the PropelBundle package.
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @license    MIT License
+ */
+
+namespace Propel\PropelBundle\Tests\DataFixtures;
+
+use Propel\PropelBundle\Tests\TestCase;
+use Propel\PropelBundle\DataFixtures\XmlDataLoader;
+
+/**
+ * @author William Durand <william.durand1@gmail.com>
+ */
+class XmlDataLoaderTest extends TestCase
+{
+    protected $tmpfile;
+
+    public function setUp()
+    {
+        $fixtures = <<<XML
+<Fixtures>
+    <Bar Namespace="\Foo">
+        <fb1 Id="10" Title="Hello" />
+        <fb2 Id="20" Title="World" />
+    </Bar>
+</Fixtures>
+XML;
+        $this->tmpfile = (string) tmpfile();
+        file_put_contents($this->tmpfile, $fixtures);
+    }
+
+    public function testTransformDataToArray()
+    {
+        $loader = new TestableXmlDataLoader();
+        $array  = $loader->transformDataToArray($this->tmpfile);
+
+        $this->assertTrue(is_array($array), 'Result is an array');
+        $this->assertEquals(1, count($array), 'There is one class');
+        $this->assertArrayHasKey('\Foo\Bar', $array);
+
+        $subarray = $array['\Foo\Bar'];
+        $this->assertTrue(is_array($subarray), 'Result contains a sub-array');
+        $this->assertEquals(2, count($subarray), 'There is two fixtures objects');
+        $this->assertArrayHasKey('fb1', $subarray);
+        $this->assertArrayHasKey('fb2', $subarray);
+    }
+}
+
+class TestableXmlDataLoader extends XmlDataLoader
+{
+    public function __construct()
+    {
+    }
+
+    public function transformDataToArray($data)
+    {
+        return parent::transformDataToArray($data);
+    }
+}

Tests/DataFixtures/YamlDataLoaderTest.php

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+<?php
+
+/**
+ * This file is part of the PropelBundle package.
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @license    MIT License
+ */
+
+namespace Propel\PropelBundle\Tests\DataFixtures;
+
+use Propel\PropelBundle\Tests\TestCase;
+use Propel\PropelBundle\DataFixtures\YamlDataLoader;
+
+/**
+ * @author William Durand <william.durand1@gmail.com>
+ */
+class YamlDataLoaderTest extends TestCase
+{
+    protected $tmpfile;
+
+    public function setUp()
+    {
+        $fixtures = <<<YML
+\Foo\Bar:
+    fb1:
+        Id: 10
+        Title: Hello
+    fb2:
+        Id: 20
+        Title: World
+YML;
+        $this->tmpfile = (string) tmpfile();
+        file_put_contents($this->tmpfile, $fixtures);
+    }
+
+    public function testTransformDataToArray()
+    {
+        $loader = new TestableYamlDataLoader();
+        $array  = $loader->transformDataToArray($this->tmpfile);
+
+        $this->assertTrue(is_array($array), 'Result is an array');
+        $this->assertEquals(1, count($array), 'There is one class');
+        $this->assertArrayHasKey('\Foo\Bar', $array);
+
+        $subarray = $array['\Foo\Bar'];
+        $this->assertTrue(is_array($subarray), 'Result contains a sub-array');
+        $this->assertEquals(2, count($subarray), 'There is two fixtures objects');
+        $this->assertArrayHasKey('fb1', $subarray);
+        $this->assertArrayHasKey('fb2', $subarray);
+    }
+}
+
+class TestableYamlDataLoader extends YamlDataLoader
+{
+    public function __construct()
+    {
+    }
+
+    public function transformDataToArray($data)
+    {
+        return parent::transformDataToArray($data);
+    }
+}