--- /dev/null
+<?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\DependencyInjection\Tests\Compiler;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\DependencyInjection\Compiler\PassConfig;
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+
+/**
+ * @author Guilhem N <egetick@gmail.com>
+ */
+class PassConfigTest extends TestCase
+{
+ public function testPassOrdering()
+ {
+ $config = new PassConfig();
+
+ $pass1 = $this->getMockBuilder(CompilerPassInterface::class)->getMock();
+ $config->addPass($pass1, PassConfig::TYPE_BEFORE_OPTIMIZATION, 10);
+
+ $pass2 = $this->getMockBuilder(CompilerPassInterface::class)->getMock();
+ $config->addPass($pass2, PassConfig::TYPE_BEFORE_OPTIMIZATION, 30);
+
+ $this->assertSame(array($pass2, $pass1), $config->getBeforeOptimizationPasses());
+ }
+}