--- /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\HttpKernel\Tests\DataCollector;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpKernel\DataCollector\TimeDataCollector;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+
+/**
+ * @group time-sensitive
+ */
+class TimeDataCollectorTest extends TestCase
+{
+ public function testCollect()
+ {
+ $c = new TimeDataCollector();
+
+ $request = new Request();
+ $request->server->set('REQUEST_TIME', 1);
+
+ $c->collect($request, new Response());
+
+ $this->assertEquals(1000, $c->getStartTime());
+
+ $request->server->set('REQUEST_TIME_FLOAT', 2);
+
+ $c->collect($request, new Response());
+
+ $this->assertEquals(2000, $c->getStartTime());
+
+ $request = new Request();
+ $c->collect($request, new Response());
+ $this->assertEquals(0, $c->getStartTime());
+
+ $kernel = $this->getMockBuilder('Symfony\Component\HttpKernel\KernelInterface')->getMock();
+ $kernel->expects($this->once())->method('getStartTime')->will($this->returnValue(123456));
+
+ $c = new TimeDataCollector($kernel);
+ $request = new Request();
+ $request->server->set('REQUEST_TIME', 1);
+
+ $c->collect($request, new Response());
+ $this->assertEquals(123456000, $c->getStartTime());
+ }
+}