Edit: PhpGeneratorDumperTest.php

Editing: PhpGeneratorDumperTest.php

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<?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\Routing\Tests\Generator\Dumper;

use Symfony\Component\Routing\RouteCollection;
use Symfony\Component\Routing\Route;
use Symfony\Component\Routing\Generator\Dumper\PhpGeneratorDumper;
use Symfony\Component\Routing\RequestContext;

class PhpGeneratorDumperTest extends \PHPUnit_Framework_TestCase
{
    /**
     * @var RouteCollection
     */
    private $routeCollection;

/**
     * @var PhpGeneratorDumper
     */
    private $generatorDumper;

/**
     * @var string
     */
    private $testTmpFilepath;

protected function setUp()
    {
        parent::setUp();

$this->routeCollection = new RouteCollection();
        $this->generatorDumper = new PhpGeneratorDumper($this->routeCollection);
        $this->testTmpFilepath = sys_get_temp_dir().DIRECTORY_SEPARATOR.'php_generator.php';
        @unlink($this->testTmpFilepath);
    }

protected function tearDown()
    {
        parent::tearDown();

@unlink($this->testTmpFilepath);

$this->routeCollection = null;
        $this->generatorDumper = null;
        $this->testTmpFilepath = null;
    }

public function testDumpWithRoutes()
    {
        $this->routeCollection->add('Test', new Route('/testing/{foo}'));
        $this->routeCollection->add('Test2', new Route('/testing2'));

file_put_contents($this->testTmpFilepath, $this->generatorDumper->dump());
        include ($this->testTmpFilepath);

$projectUrlGenerator = new \ProjectUrlGenerator(new RequestContext('/app.php'));

$absoluteUrlWithParameter    = $projectUrlGenerator->generate('Test', array('foo' => 'bar'), true);
        $absoluteUrlWithoutParameter = $projectUrlGenerator->generate('Test2', array(), true);
        $relativeUrlWithParameter    = $projectUrlGenerator->generate('Test', array('foo' => 'bar'), false);
        $relativeUrlWithoutParameter = $projectUrlGenerator->generate('Test2', array(), false);

$this->assertEquals($absoluteUrlWithParameter, 'http://localhost/app.php/testing/bar');
        $this->assertEquals($absoluteUrlWithoutParameter, 'http://localhost/app.php/testing2');
        $this->assertEquals($relativeUrlWithParameter, '/app.php/testing/bar');
        $this->assertEquals($relativeUrlWithoutParameter, '/app.php/testing2');
    }

/**
     * @expectedException \InvalidArgumentException
     */
    public function testDumpWithoutRoutes()
    {
        file_put_contents($this->testTmpFilepath, $this->generatorDumper->dump(array('class' => 'WithoutRoutesUrlGenerator')));
        include ($this->testTmpFilepath);

$projectUrlGenerator = new \WithoutRoutesUrlGenerator(new RequestContext('/app.php'));

$projectUrlGenerator->generate('Test', array());
    }

/**
     * @expectedException \Symfony\Component\Routing\Exception\RouteNotFoundException
     */
    public function testGenerateNonExistingRoute()
    {
        $this->routeCollection->add('Test', new Route('/test'));

file_put_contents($this->testTmpFilepath, $this->generatorDumper->dump(array('class' => 'NonExistingRoutesUrlGenerator')));
        include ($this->testTmpFilepath);

$projectUrlGenerator = new \NonExistingRoutesUrlGenerator(new RequestContext());
        $url = $projectUrlGenerator->generate('NonExisting', array());
    }

public function testDumpForRouteWithDefaults()
    {
        $this->routeCollection->add('Test', new Route('/testing/{foo}', array('foo' => 'bar')));

file_put_contents($this->testTmpFilepath, $this->generatorDumper->dump(array('class' => 'DefaultRoutesUrlGenerator')));
        include ($this->testTmpFilepath);

$projectUrlGenerator = new \DefaultRoutesUrlGenerator(new RequestContext());
        $url = $projectUrlGenerator->generate('Test', array());

$this->assertEquals($url, '/testing');
    }
}