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[yaffs-website] / vendor / symfony / routing / Tests / Generator / UrlGeneratorTest.php
diff --git a/vendor/symfony/routing/Tests/Generator/UrlGeneratorTest.php b/vendor/symfony/routing/Tests/Generator/UrlGeneratorTest.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;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Routing\RouteCollection;
+use Symfony\Component\Routing\Route;
+use Symfony\Component\Routing\Generator\UrlGenerator;
+use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
+use Symfony\Component\Routing\RequestContext;
+
+class UrlGeneratorTest extends TestCase
+{
+    public function testAbsoluteUrlWithPort80()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing'));
+        $url = $this->getGenerator($routes)->generate('test', array(), UrlGeneratorInterface::ABSOLUTE_URL);
+
+        $this->assertEquals('http://localhost/app.php/testing', $url);
+    }
+
+    public function testAbsoluteSecureUrlWithPort443()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing'));
+        $url = $this->getGenerator($routes, array('scheme' => 'https'))->generate('test', array(), UrlGeneratorInterface::ABSOLUTE_URL);
+
+        $this->assertEquals('https://localhost/app.php/testing', $url);
+    }
+
+    public function testAbsoluteUrlWithNonStandardPort()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing'));
+        $url = $this->getGenerator($routes, array('httpPort' => 8080))->generate('test', array(), UrlGeneratorInterface::ABSOLUTE_URL);
+
+        $this->assertEquals('http://localhost:8080/app.php/testing', $url);
+    }
+
+    public function testAbsoluteSecureUrlWithNonStandardPort()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing'));
+        $url = $this->getGenerator($routes, array('httpsPort' => 8080, 'scheme' => 'https'))->generate('test', array(), UrlGeneratorInterface::ABSOLUTE_URL);
+
+        $this->assertEquals('https://localhost:8080/app.php/testing', $url);
+    }
+
+    public function testRelativeUrlWithoutParameters()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing'));
+        $url = $this->getGenerator($routes)->generate('test', array(), UrlGeneratorInterface::ABSOLUTE_PATH);
+
+        $this->assertEquals('/app.php/testing', $url);
+    }
+
+    public function testRelativeUrlWithParameter()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing/{foo}'));
+        $url = $this->getGenerator($routes)->generate('test', array('foo' => 'bar'), UrlGeneratorInterface::ABSOLUTE_PATH);
+
+        $this->assertEquals('/app.php/testing/bar', $url);
+    }
+
+    public function testRelativeUrlWithNullParameter()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing.{format}', array('format' => null)));
+        $url = $this->getGenerator($routes)->generate('test', array(), UrlGeneratorInterface::ABSOLUTE_PATH);
+
+        $this->assertEquals('/app.php/testing', $url);
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Routing\Exception\InvalidParameterException
+     */
+    public function testRelativeUrlWithNullParameterButNotOptional()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing/{foo}/bar', array('foo' => null)));
+        // This must raise an exception because the default requirement for "foo" is "[^/]+" which is not met with these params.
+        // Generating path "/testing//bar" would be wrong as matching this route would fail.
+        $this->getGenerator($routes)->generate('test', array(), UrlGeneratorInterface::ABSOLUTE_PATH);
+    }
+
+    public function testRelativeUrlWithOptionalZeroParameter()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing/{page}'));
+        $url = $this->getGenerator($routes)->generate('test', array('page' => 0), UrlGeneratorInterface::ABSOLUTE_PATH);
+
+        $this->assertEquals('/app.php/testing/0', $url);
+    }
+
+    public function testNotPassedOptionalParameterInBetween()
+    {
+        $routes = $this->getRoutes('test', new Route('/{slug}/{page}', array('slug' => 'index', 'page' => 0)));
+        $this->assertSame('/app.php/index/1', $this->getGenerator($routes)->generate('test', array('page' => 1)));
+        $this->assertSame('/app.php/', $this->getGenerator($routes)->generate('test'));
+    }
+
+    public function testRelativeUrlWithExtraParameters()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing'));
+        $url = $this->getGenerator($routes)->generate('test', array('foo' => 'bar'), UrlGeneratorInterface::ABSOLUTE_PATH);
+
+        $this->assertEquals('/app.php/testing?foo=bar', $url);
+    }
+
+    public function testAbsoluteUrlWithExtraParameters()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing'));
+        $url = $this->getGenerator($routes)->generate('test', array('foo' => 'bar'), UrlGeneratorInterface::ABSOLUTE_URL);
+
+        $this->assertEquals('http://localhost/app.php/testing?foo=bar', $url);
+    }
+
+    public function testUrlWithNullExtraParameters()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing'));
+        $url = $this->getGenerator($routes)->generate('test', array('foo' => null), UrlGeneratorInterface::ABSOLUTE_URL);
+
+        $this->assertEquals('http://localhost/app.php/testing', $url);
+    }
+
+    public function testUrlWithExtraParametersFromGlobals()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing'));
+        $generator = $this->getGenerator($routes);
+        $context = new RequestContext('/app.php');
+        $context->setParameter('bar', 'bar');
+        $generator->setContext($context);
+        $url = $generator->generate('test', array('foo' => 'bar'));
+
+        $this->assertEquals('/app.php/testing?foo=bar', $url);
+    }
+
+    public function testUrlWithGlobalParameter()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing/{foo}'));
+        $generator = $this->getGenerator($routes);
+        $context = new RequestContext('/app.php');
+        $context->setParameter('foo', 'bar');
+        $generator->setContext($context);
+        $url = $generator->generate('test', array());
+
+        $this->assertEquals('/app.php/testing/bar', $url);
+    }
+
+    public function testGlobalParameterHasHigherPriorityThanDefault()
+    {
+        $routes = $this->getRoutes('test', new Route('/{_locale}', array('_locale' => 'en')));
+        $generator = $this->getGenerator($routes);
+        $context = new RequestContext('/app.php');
+        $context->setParameter('_locale', 'de');
+        $generator->setContext($context);
+        $url = $generator->generate('test', array());
+
+        $this->assertSame('/app.php/de', $url);
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Routing\Exception\RouteNotFoundException
+     */
+    public function testGenerateWithoutRoutes()
+    {
+        $routes = $this->getRoutes('foo', new Route('/testing/{foo}'));
+        $this->getGenerator($routes)->generate('test', array(), UrlGeneratorInterface::ABSOLUTE_URL);
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Routing\Exception\MissingMandatoryParametersException
+     */
+    public function testGenerateForRouteWithoutMandatoryParameter()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing/{foo}'));
+        $this->getGenerator($routes)->generate('test', array(), UrlGeneratorInterface::ABSOLUTE_URL);
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Routing\Exception\InvalidParameterException
+     */
+    public function testGenerateForRouteWithInvalidOptionalParameter()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing/{foo}', array('foo' => '1'), array('foo' => 'd+')));
+        $this->getGenerator($routes)->generate('test', array('foo' => 'bar'), UrlGeneratorInterface::ABSOLUTE_URL);
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Routing\Exception\InvalidParameterException
+     */
+    public function testGenerateForRouteWithInvalidParameter()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing/{foo}', array(), array('foo' => '1|2')));
+        $this->getGenerator($routes)->generate('test', array('foo' => '0'), UrlGeneratorInterface::ABSOLUTE_URL);
+    }
+
+    public function testGenerateForRouteWithInvalidOptionalParameterNonStrict()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing/{foo}', array('foo' => '1'), array('foo' => 'd+')));
+        $generator = $this->getGenerator($routes);
+        $generator->setStrictRequirements(false);
+        $this->assertNull($generator->generate('test', array('foo' => 'bar'), UrlGeneratorInterface::ABSOLUTE_URL));
+    }
+
+    public function testGenerateForRouteWithInvalidOptionalParameterNonStrictWithLogger()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing/{foo}', array('foo' => '1'), array('foo' => 'd+')));
+        $logger = $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock();
+        $logger->expects($this->once())
+            ->method('error');
+        $generator = $this->getGenerator($routes, array(), $logger);
+        $generator->setStrictRequirements(false);
+        $this->assertNull($generator->generate('test', array('foo' => 'bar'), UrlGeneratorInterface::ABSOLUTE_URL));
+    }
+
+    public function testGenerateForRouteWithInvalidParameterButDisabledRequirementsCheck()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing/{foo}', array('foo' => '1'), array('foo' => 'd+')));
+        $generator = $this->getGenerator($routes);
+        $generator->setStrictRequirements(null);
+        $this->assertSame('/app.php/testing/bar', $generator->generate('test', array('foo' => 'bar')));
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Routing\Exception\InvalidParameterException
+     */
+    public function testGenerateForRouteWithInvalidMandatoryParameter()
+    {
+        $routes = $this->getRoutes('test', new Route('/testing/{foo}', array(), array('foo' => 'd+')));
+        $this->getGenerator($routes)->generate('test', array('foo' => 'bar'), UrlGeneratorInterface::ABSOLUTE_URL);
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Routing\Exception\InvalidParameterException
+     */
+    public function testRequiredParamAndEmptyPassed()
+    {
+        $routes = $this->getRoutes('test', new Route('/{slug}', array(), array('slug' => '.+')));
+        $this->getGenerator($routes)->generate('test', array('slug' => ''));
+    }
+
+    public function testSchemeRequirementDoesNothingIfSameCurrentScheme()
+    {
+        $routes = $this->getRoutes('test', new Route('/', array(), array(), array(), '', array('http')));
+        $this->assertEquals('/app.php/', $this->getGenerator($routes)->generate('test'));
+
+        $routes = $this->getRoutes('test', new Route('/', array(), array(), array(), '', array('https')));
+        $this->assertEquals('/app.php/', $this->getGenerator($routes, array('scheme' => 'https'))->generate('test'));
+    }
+
+    public function testSchemeRequirementForcesAbsoluteUrl()
+    {
+        $routes = $this->getRoutes('test', new Route('/', array(), array(), array(), '', array('https')));
+        $this->assertEquals('https://localhost/app.php/', $this->getGenerator($routes)->generate('test'));
+
+        $routes = $this->getRoutes('test', new Route('/', array(), array(), array(), '', array('http')));
+        $this->assertEquals('http://localhost/app.php/', $this->getGenerator($routes, array('scheme' => 'https'))->generate('test'));
+    }
+
+    public function testSchemeRequirementCreatesUrlForFirstRequiredScheme()
+    {
+        $routes = $this->getRoutes('test', new Route('/', array(), array(), array(), '', array('Ftp', 'https')));
+        $this->assertEquals('ftp://localhost/app.php/', $this->getGenerator($routes)->generate('test'));
+    }
+
+    public function testPathWithTwoStartingSlashes()
+    {
+        $routes = $this->getRoutes('test', new Route('//path-and-not-domain'));
+
+        // this must not generate '//path-and-not-domain' because that would be a network path
+        $this->assertSame('/path-and-not-domain', $this->getGenerator($routes, array('BaseUrl' => ''))->generate('test'));
+    }
+
+    public function testNoTrailingSlashForMultipleOptionalParameters()
+    {
+        $routes = $this->getRoutes('test', new Route('/category/{slug1}/{slug2}/{slug3}', array('slug2' => null, 'slug3' => null)));
+
+        $this->assertEquals('/app.php/category/foo', $this->getGenerator($routes)->generate('test', array('slug1' => 'foo')));
+    }
+
+    public function testWithAnIntegerAsADefaultValue()
+    {
+        $routes = $this->getRoutes('test', new Route('/{default}', array('default' => 0)));
+
+        $this->assertEquals('/app.php/foo', $this->getGenerator($routes)->generate('test', array('default' => 'foo')));
+    }
+
+    public function testNullForOptionalParameterIsIgnored()
+    {
+        $routes = $this->getRoutes('test', new Route('/test/{default}', array('default' => 0)));
+
+        $this->assertEquals('/app.php/test', $this->getGenerator($routes)->generate('test', array('default' => null)));
+    }
+
+    public function testQueryParamSameAsDefault()
+    {
+        $routes = $this->getRoutes('test', new Route('/test', array('page' => 1)));
+
+        $this->assertSame('/app.php/test?page=2', $this->getGenerator($routes)->generate('test', array('page' => 2)));
+        $this->assertSame('/app.php/test', $this->getGenerator($routes)->generate('test', array('page' => 1)));
+        $this->assertSame('/app.php/test', $this->getGenerator($routes)->generate('test', array('page' => '1')));
+        $this->assertSame('/app.php/test', $this->getGenerator($routes)->generate('test'));
+    }
+
+    public function testArrayQueryParamSameAsDefault()
+    {
+        $routes = $this->getRoutes('test', new Route('/test', array('array' => array('foo', 'bar'))));
+
+        $this->assertSame('/app.php/test?array%5B0%5D=bar&array%5B1%5D=foo', $this->getGenerator($routes)->generate('test', array('array' => array('bar', 'foo'))));
+        $this->assertSame('/app.php/test?array%5Ba%5D=foo&array%5Bb%5D=bar', $this->getGenerator($routes)->generate('test', array('array' => array('a' => 'foo', 'b' => 'bar'))));
+        $this->assertSame('/app.php/test', $this->getGenerator($routes)->generate('test', array('array' => array('foo', 'bar'))));
+        $this->assertSame('/app.php/test', $this->getGenerator($routes)->generate('test', array('array' => array(1 => 'bar', 0 => 'foo'))));
+        $this->assertSame('/app.php/test', $this->getGenerator($routes)->generate('test'));
+    }
+
+    public function testGenerateWithSpecialRouteName()
+    {
+        $routes = $this->getRoutes('$péß^a|', new Route('/bar'));
+
+        $this->assertSame('/app.php/bar', $this->getGenerator($routes)->generate('$péß^a|'));
+    }
+
+    public function testUrlEncoding()
+    {
+        // This tests the encoding of reserved characters that are used for delimiting of URI components (defined in RFC 3986)
+        // and other special ASCII chars. These chars are tested as static text path, variable path and query param.
+        $chars = '@:[]/()*\'" +,;-._~&$<>|{}%\\^`!?foo=bar#id';
+        $routes = $this->getRoutes('test', new Route("/$chars/{varpath}", array(), array('varpath' => '.+')));
+        $this->assertSame('/app.php/@:%5B%5D/%28%29*%27%22%20+,;-._~%26%24%3C%3E|%7B%7D%25%5C%5E%60!%3Ffoo=bar%23id'
+           .'/@:%5B%5D/%28%29*%27%22%20+,;-._~%26%24%3C%3E|%7B%7D%25%5C%5E%60!%3Ffoo=bar%23id'
+           .'?query=%40%3A%5B%5D/%28%29%2A%27%22+%2B%2C%3B-._%7E%26%24%3C%3E%7C%7B%7D%25%5C%5E%60%21%3Ffoo%3Dbar%23id',
+            $this->getGenerator($routes)->generate('test', array(
+                'varpath' => $chars,
+                'query' => $chars,
+            ))
+        );
+    }
+
+    public function testEncodingOfRelativePathSegments()
+    {
+        $routes = $this->getRoutes('test', new Route('/dir/../dir/..'));
+        $this->assertSame('/app.php/dir/%2E%2E/dir/%2E%2E', $this->getGenerator($routes)->generate('test'));
+        $routes = $this->getRoutes('test', new Route('/dir/./dir/.'));
+        $this->assertSame('/app.php/dir/%2E/dir/%2E', $this->getGenerator($routes)->generate('test'));
+        $routes = $this->getRoutes('test', new Route('/a./.a/a../..a/...'));
+        $this->assertSame('/app.php/a./.a/a../..a/...', $this->getGenerator($routes)->generate('test'));
+    }
+
+    public function testAdjacentVariables()
+    {
+        $routes = $this->getRoutes('test', new Route('/{x}{y}{z}.{_format}', array('z' => 'default-z', '_format' => 'html'), array('y' => '\d+')));
+        $generator = $this->getGenerator($routes);
+        $this->assertSame('/app.php/foo123', $generator->generate('test', array('x' => 'foo', 'y' => '123')));
+        $this->assertSame('/app.php/foo123bar.xml', $generator->generate('test', array('x' => 'foo', 'y' => '123', 'z' => 'bar', '_format' => 'xml')));
+
+        // The default requirement for 'x' should not allow the separator '.' in this case because it would otherwise match everything
+        // and following optional variables like _format could never match.
+        $this->{method_exists($this, $_ = 'expectException') ? $_ : 'setExpectedException'}('Symfony\Component\Routing\Exception\InvalidParameterException');
+        $generator->generate('test', array('x' => 'do.t', 'y' => '123', 'z' => 'bar', '_format' => 'xml'));
+    }
+
+    public function testOptionalVariableWithNoRealSeparator()
+    {
+        $routes = $this->getRoutes('test', new Route('/get{what}', array('what' => 'All')));
+        $generator = $this->getGenerator($routes);
+
+        $this->assertSame('/app.php/get', $generator->generate('test'));
+        $this->assertSame('/app.php/getSites', $generator->generate('test', array('what' => 'Sites')));
+    }
+
+    public function testRequiredVariableWithNoRealSeparator()
+    {
+        $routes = $this->getRoutes('test', new Route('/get{what}Suffix'));
+        $generator = $this->getGenerator($routes);
+
+        $this->assertSame('/app.php/getSitesSuffix', $generator->generate('test', array('what' => 'Sites')));
+    }
+
+    public function testDefaultRequirementOfVariable()
+    {
+        $routes = $this->getRoutes('test', new Route('/{page}.{_format}'));
+        $generator = $this->getGenerator($routes);
+
+        $this->assertSame('/app.php/index.mobile.html', $generator->generate('test', array('page' => 'index', '_format' => 'mobile.html')));
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Routing\Exception\InvalidParameterException
+     */
+    public function testDefaultRequirementOfVariableDisallowsSlash()
+    {
+        $routes = $this->getRoutes('test', new Route('/{page}.{_format}'));
+        $this->getGenerator($routes)->generate('test', array('page' => 'index', '_format' => 'sl/ash'));
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Routing\Exception\InvalidParameterException
+     */
+    public function testDefaultRequirementOfVariableDisallowsNextSeparator()
+    {
+        $routes = $this->getRoutes('test', new Route('/{page}.{_format}'));
+        $this->getGenerator($routes)->generate('test', array('page' => 'do.t', '_format' => 'html'));
+    }
+
+    public function testWithHostDifferentFromContext()
+    {
+        $routes = $this->getRoutes('test', new Route('/{name}', array(), array(), array(), '{locale}.example.com'));
+
+        $this->assertEquals('//fr.example.com/app.php/Fabien', $this->getGenerator($routes)->generate('test', array('name' => 'Fabien', 'locale' => 'fr')));
+    }
+
+    public function testWithHostSameAsContext()
+    {
+        $routes = $this->getRoutes('test', new Route('/{name}', array(), array(), array(), '{locale}.example.com'));
+
+        $this->assertEquals('/app.php/Fabien', $this->getGenerator($routes, array('host' => 'fr.example.com'))->generate('test', array('name' => 'Fabien', 'locale' => 'fr')));
+    }
+
+    public function testWithHostSameAsContextAndAbsolute()
+    {
+        $routes = $this->getRoutes('test', new Route('/{name}', array(), array(), array(), '{locale}.example.com'));
+
+        $this->assertEquals('http://fr.example.com/app.php/Fabien', $this->getGenerator($routes, array('host' => 'fr.example.com'))->generate('test', array('name' => 'Fabien', 'locale' => 'fr'), UrlGeneratorInterface::ABSOLUTE_URL));
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Routing\Exception\InvalidParameterException
+     */
+    public function testUrlWithInvalidParameterInHost()
+    {
+        $routes = $this->getRoutes('test', new Route('/', array(), array('foo' => 'bar'), array(), '{foo}.example.com'));
+        $this->getGenerator($routes)->generate('test', array('foo' => 'baz'), UrlGeneratorInterface::ABSOLUTE_PATH);
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Routing\Exception\InvalidParameterException
+     */
+    public function testUrlWithInvalidParameterInHostWhenParamHasADefaultValue()
+    {
+        $routes = $this->getRoutes('test', new Route('/', array('foo' => 'bar'), array('foo' => 'bar'), array(), '{foo}.example.com'));
+        $this->getGenerator($routes)->generate('test', array('foo' => 'baz'), UrlGeneratorInterface::ABSOLUTE_PATH);
+    }
+
+    /**
+     * @expectedException \Symfony\Component\Routing\Exception\InvalidParameterException
+     */
+    public function testUrlWithInvalidParameterEqualsDefaultValueInHost()
+    {
+        $routes = $this->getRoutes('test', new Route('/', array('foo' => 'baz'), array('foo' => 'bar'), array(), '{foo}.example.com'));
+        $this->getGenerator($routes)->generate('test', array('foo' => 'baz'), UrlGeneratorInterface::ABSOLUTE_PATH);
+    }
+
+    public function testUrlWithInvalidParameterInHostInNonStrictMode()
+    {
+        $routes = $this->getRoutes('test', new Route('/', array(), array('foo' => 'bar'), array(), '{foo}.example.com'));
+        $generator = $this->getGenerator($routes);
+        $generator->setStrictRequirements(false);
+        $this->assertNull($generator->generate('test', array('foo' => 'baz'), UrlGeneratorInterface::ABSOLUTE_PATH));
+    }
+
+    public function testHostIsCaseInsensitive()
+    {
+        $routes = $this->getRoutes('test', new Route('/', array(), array('locale' => 'en|de|fr'), array(), '{locale}.FooBar.com'));
+        $generator = $this->getGenerator($routes);
+        $this->assertSame('//EN.FooBar.com/app.php/', $generator->generate('test', array('locale' => 'EN'), UrlGeneratorInterface::NETWORK_PATH));
+    }
+
+    /**
+     * @group legacy
+     */
+    public function testLegacyGenerateNetworkPath()
+    {
+        $routes = $this->getRoutes('test', new Route('/{name}', array(), array('_scheme' => 'http'), array(), '{locale}.example.com'));
+
+        $this->assertSame('//fr.example.com/app.php/Fabien', $this->getGenerator($routes)->generate('test',
+            array('name' => 'Fabien', 'locale' => 'fr'), UrlGeneratorInterface::NETWORK_PATH), 'network path with different host'
+        );
+        $this->assertSame('//fr.example.com/app.php/Fabien?query=string', $this->getGenerator($routes, array('host' => 'fr.example.com'))->generate('test',
+            array('name' => 'Fabien', 'locale' => 'fr', 'query' => 'string'), UrlGeneratorInterface::NETWORK_PATH), 'network path although host same as context'
+        );
+        $this->assertSame('http://fr.example.com/app.php/Fabien', $this->getGenerator($routes, array('scheme' => 'https'))->generate('test',
+            array('name' => 'Fabien', 'locale' => 'fr'), UrlGeneratorInterface::NETWORK_PATH), 'absolute URL because scheme requirement does not match context'
+        );
+        $this->assertSame('http://fr.example.com/app.php/Fabien', $this->getGenerator($routes)->generate('test',
+            array('name' => 'Fabien', 'locale' => 'fr'), UrlGeneratorInterface::ABSOLUTE_URL), 'absolute URL with same scheme because it is requested'
+        );
+    }
+
+    public function testGenerateNetworkPath()
+    {
+        $routes = $this->getRoutes('test', new Route('/{name}', array(), array(), array(), '{locale}.example.com', array('http')));
+
+        $this->assertSame('//fr.example.com/app.php/Fabien', $this->getGenerator($routes)->generate('test',
+            array('name' => 'Fabien', 'locale' => 'fr'), UrlGeneratorInterface::NETWORK_PATH), 'network path with different host'
+        );
+        $this->assertSame('//fr.example.com/app.php/Fabien?query=string', $this->getGenerator($routes, array('host' => 'fr.example.com'))->generate('test',
+            array('name' => 'Fabien', 'locale' => 'fr', 'query' => 'string'), UrlGeneratorInterface::NETWORK_PATH), 'network path although host same as context'
+        );
+        $this->assertSame('http://fr.example.com/app.php/Fabien', $this->getGenerator($routes, array('scheme' => 'https'))->generate('test',
+            array('name' => 'Fabien', 'locale' => 'fr'), UrlGeneratorInterface::NETWORK_PATH), 'absolute URL because scheme requirement does not match context'
+        );
+        $this->assertSame('http://fr.example.com/app.php/Fabien', $this->getGenerator($routes)->generate('test',
+            array('name' => 'Fabien', 'locale' => 'fr'), UrlGeneratorInterface::ABSOLUTE_URL), 'absolute URL with same scheme because it is requested'
+        );
+    }
+
+    public function testGenerateRelativePath()
+    {
+        $routes = new RouteCollection();
+        $routes->add('article', new Route('/{author}/{article}/'));
+        $routes->add('comments', new Route('/{author}/{article}/comments'));
+        $routes->add('host', new Route('/{article}', array(), array(), array(), '{author}.example.com'));
+        $routes->add('scheme', new Route('/{author}/blog', array(), array(), array(), '', array('https')));
+        $routes->add('unrelated', new Route('/about'));
+
+        $generator = $this->getGenerator($routes, array('host' => 'example.com', 'pathInfo' => '/fabien/symfony-is-great/'));
+
+        $this->assertSame('comments', $generator->generate('comments',
+            array('author' => 'fabien', 'article' => 'symfony-is-great'), UrlGeneratorInterface::RELATIVE_PATH)
+        );
+        $this->assertSame('comments?page=2', $generator->generate('comments',
+            array('author' => 'fabien', 'article' => 'symfony-is-great', 'page' => 2), UrlGeneratorInterface::RELATIVE_PATH)
+        );
+        $this->assertSame('../twig-is-great/', $generator->generate('article',
+            array('author' => 'fabien', 'article' => 'twig-is-great'), UrlGeneratorInterface::RELATIVE_PATH)
+        );
+        $this->assertSame('../../bernhard/forms-are-great/', $generator->generate('article',
+            array('author' => 'bernhard', 'article' => 'forms-are-great'), UrlGeneratorInterface::RELATIVE_PATH)
+        );
+        $this->assertSame('//bernhard.example.com/app.php/forms-are-great', $generator->generate('host',
+            array('author' => 'bernhard', 'article' => 'forms-are-great'), UrlGeneratorInterface::RELATIVE_PATH)
+        );
+        $this->assertSame('https://example.com/app.php/bernhard/blog', $generator->generate('scheme',
+                array('author' => 'bernhard'), UrlGeneratorInterface::RELATIVE_PATH)
+        );
+        $this->assertSame('../../about', $generator->generate('unrelated',
+            array(), UrlGeneratorInterface::RELATIVE_PATH)
+        );
+    }
+
+    /**
+     * @dataProvider provideRelativePaths
+     */
+    public function testGetRelativePath($sourcePath, $targetPath, $expectedPath)
+    {
+        $this->assertSame($expectedPath, UrlGenerator::getRelativePath($sourcePath, $targetPath));
+    }
+
+    public function provideRelativePaths()
+    {
+        return array(
+            array(
+                '/same/dir/',
+                '/same/dir/',
+                '',
+            ),
+            array(
+                '/same/file',
+                '/same/file',
+                '',
+            ),
+            array(
+                '/',
+                '/file',
+                'file',
+            ),
+            array(
+                '/',
+                '/dir/file',
+                'dir/file',
+            ),
+            array(
+                '/dir/file.html',
+                '/dir/different-file.html',
+                'different-file.html',
+            ),
+            array(
+                '/same/dir/extra-file',
+                '/same/dir/',
+                './',
+            ),
+            array(
+                '/parent/dir/',
+                '/parent/',
+                '../',
+            ),
+            array(
+                '/parent/dir/extra-file',
+                '/parent/',
+                '../',
+            ),
+            array(
+                '/a/b/',
+                '/x/y/z/',
+                '../../x/y/z/',
+            ),
+            array(
+                '/a/b/c/d/e',
+                '/a/c/d',
+                '../../../c/d',
+            ),
+            array(
+                '/a/b/c//',
+                '/a/b/c/',
+                '../',
+            ),
+            array(
+                '/a/b/c/',
+                '/a/b/c//',
+                './/',
+            ),
+            array(
+                '/root/a/b/c/',
+                '/root/x/b/c/',
+                '../../../x/b/c/',
+            ),
+            array(
+                '/a/b/c/d/',
+                '/a',
+                '../../../../a',
+            ),
+            array(
+                '/special-chars/sp%20ce/1€/mäh/e=mc²',
+                '/special-chars/sp%20ce/1€/<µ>/e=mc²',
+                '../<µ>/e=mc²',
+            ),
+            array(
+                'not-rooted',
+                'dir/file',
+                'dir/file',
+            ),
+            array(
+                '//dir/',
+                '',
+                '../../',
+            ),
+            array(
+                '/dir/',
+                '/dir/file:with-colon',
+                './file:with-colon',
+            ),
+            array(
+                '/dir/',
+                '/dir/subdir/file:with-colon',
+                'subdir/file:with-colon',
+            ),
+            array(
+                '/dir/',
+                '/dir/:subdir/',
+                './:subdir/',
+            ),
+        );
+    }
+
+    protected function getGenerator(RouteCollection $routes, array $parameters = array(), $logger = null)
+    {
+        $context = new RequestContext('/app.php');
+        foreach ($parameters as $key => $value) {
+            $method = 'set'.$key;
+            $context->$method($value);
+        }
+
+        return new UrlGenerator($routes, $context, $logger);
+    }
+
+    protected function getRoutes($name, Route $route)
+    {
+        $routes = new RouteCollection();
+        $routes->add($name, $route);
+
+        return $routes;
+    }
+}