N°2651 rollback gitignore for lib tests dirs

Too dangerous ! We'll work properly on this but for 2.8

lib/symfony/framework-bundle/Tests/DependencyInjection/Compiler/ProfilerPassTest.php

@@ -0,0 +1,57 @@
+<?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\Bundle\FrameworkBundle\Tests\DependencyInjection\Compiler;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Bundle\FrameworkBundle\DependencyInjection\Compiler\ProfilerPass;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+
+class ProfilerPassTest extends TestCase
+{
+    /**
+     * Tests that collectors that specify a template but no "id" will throw
+     * an exception (both are needed if the template is specified).
+     *
+     * Thus, a fully-valid tag looks something like this:
+     *
+     *     <tag name="data_collector" template="YourBundle:Collector:templatename" id="your_collector_name" />
+     */
+    public function testTemplateNoIdThrowsException()
+    {
+        $this->expectException('InvalidArgumentException');
+        $builder = new ContainerBuilder();
+        $builder->register('profiler', 'ProfilerClass');
+        $builder->register('my_collector_service')
+            ->addTag('data_collector', ['template' => 'foo']);
+
+        $profilerPass = new ProfilerPass();
+        $profilerPass->process($builder);
+    }
+
+    public function testValidCollector()
+    {
+        $container = new ContainerBuilder();
+        $profilerDefinition = $container->register('profiler', 'ProfilerClass');
+        $container->register('my_collector_service')
+            ->addTag('data_collector', ['template' => 'foo', 'id' => 'my_collector']);
+
+        $profilerPass = new ProfilerPass();
+        $profilerPass->process($container);
+
+        $this->assertSame(['my_collector_service' => ['my_collector', 'foo']], $container->getParameter('data_collector.templates'));
+
+        // grab the method calls off of the "profiler" definition
+        $methodCalls = $profilerDefinition->getMethodCalls();
+        $this->assertCount(1, $methodCalls);
+        $this->assertEquals('add', $methodCalls[0][0]); // grab the method part of the first call
+    }
+}