UrlTest.php

<?php

declare (strict_types=1);
namespace Drupal\Tests\Core;

use Drupal\Component\Utility\UrlHelper;
use Drupal\Core\Access\AccessManagerInterface;
use Drupal\Core\DependencyInjection\ContainerBuilder;
use Drupal\Core\GeneratedUrl;
use Drupal\Core\Routing\RouteMatch;
use Drupal\Core\Routing\RouteObjectInterface;
use Drupal\Core\Url;
use Drupal\Tests\UnitTestCase;
use PHPUnit\Framework\Attributes\CoversClass;
use PHPUnit\Framework\Attributes\DataProvider;
use PHPUnit\Framework\Attributes\Depends;
use PHPUnit\Framework\Attributes\Group;
use Symfony\Component\HttpFoundation\InputBag;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\Routing\Exception\InvalidParameterException;
use Symfony\Component\Routing\Exception\ResourceNotFoundException;
use Symfony\Component\Routing\Route;

/**
 * Tests Drupal\Core\Url.
 */
class UrlTest extends UnitTestCase {
  
  /**
   * @var \Symfony\Component\DependencyInjection\ContainerInterface
   */
  protected $container;
  
  /**
   * The URL generator.
   *
   * @var \Drupal\Core\Routing\UrlGeneratorInterface|\PHPUnit\Framework\MockObject\MockObject
   */
  protected $urlGenerator;
  
  /**
   * The path alias manager.
   *
   * @var \Drupal\path_alias\AliasManagerInterface|\PHPUnit\Framework\MockObject\MockObject
   */
  protected $pathAliasManager;
  
  /**
   * The router.
   *
   * @var \Drupal\Tests\Core\Routing\TestRouterInterface|\PHPUnit\Framework\MockObject\MockObject
   */
  protected $router;
  
  /**
   * An array of values to use for the test.
   *
   * @var array
   */
  protected $map;
  
  /**
   * The mocked path validator.
   *
   * @var \Drupal\Core\Path\PathValidatorInterface|\PHPUnit\Framework\MockObject\MockObject
   */
  protected $pathValidator;
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    $map = [];
    $map[] = [
      'view.frontpage.page_1',
      [],
      [],
      FALSE,
      '/node',
    ];
    $map[] = [
      'node_view',
      [
        'node' => '1',
      ],
      [],
      FALSE,
      '/node/1',
    ];
    $map[] = [
      'node_edit',
      [
        'node' => '2',
      ],
      [],
      FALSE,
      '/node/2/edit',
    ];
    $this->map = $map;
    $alias_map = [
      // Set up one proper alias that can be resolved to a system path.
[
        'node-alias-test',
        NULL,
        FALSE,
        'node',
      ],
      // Passing in anything else should return the same string.
[
        'node',
        NULL,
        FALSE,
        'node',
      ],
      [
        'node/1',
        NULL,
        FALSE,
        'node/1',
      ],
      [
        'node/2/edit',
        NULL,
        FALSE,
        'node/2/edit',
      ],
      [
        'non-existent',
        NULL,
        FALSE,
        'non-existent',
      ],
    ];
    // $this->map has $collect_bubbleable_metadata = FALSE; also generate the
    // $collect_bubbleable_metadata = TRUE case for ::generateFromRoute().
    $generate_from_route_map = [];
    foreach ($this->map as $values) {
      $generate_from_route_map[] = $values;
      $generate_from_route_map[] = [
        $values[0],
        $values[1],
        $values[2],
        TRUE,
        (new GeneratedUrl())->setGeneratedUrl($values[4]),
      ];
    }
    $this->urlGenerator = $this->createMock('Drupal\\Core\\Routing\\UrlGeneratorInterface');
    $this->urlGenerator
      ->expects($this->any())
      ->method('generateFromRoute')
      ->willReturnMap($generate_from_route_map);
    $this->pathAliasManager = $this->createMock('Drupal\\path_alias\\AliasManagerInterface');
    $this->pathAliasManager
      ->expects($this->any())
      ->method('getPathByAlias')
      ->willReturnMap($alias_map);
    $this->router = $this->createMock('Drupal\\Tests\\Core\\Routing\\TestRouterInterface');
    $this->pathValidator = $this->createMock('Drupal\\Core\\Path\\PathValidatorInterface');
    $this->container = new ContainerBuilder();
    $this->container
      ->set('router.no_access_checks', $this->router);
    $this->container
      ->set('url_generator', $this->urlGenerator);
    $this->container
      ->set('path_alias.manager', $this->pathAliasManager);
    $this->container
      ->set('path.validator', $this->pathValidator);
    \Drupal::setContainer($this->container);
  }
  
  /**
   * Tests creating a URL from a request.
   */
  public function testUrlFromRequest() {
    $this->router
      ->expects($this->exactly(3))
      ->method('matchRequest')
      ->willReturnCallback(function (Request $request) {
      [$route_name, $vars] = match ($request->getPathInfo()) {  '/node' => [
          'view.frontpage.page_1',
          [],
        ],
        '/node/1' => [
          'node_view',
          [
            'node' => '1',
          ],
        ],
        '/node/2/edit' => [
          'node_edit',
          [
            'node' => '2',
          ],
        ],
      
      };
      return [
        RouteObjectInterface::ROUTE_NAME => $route_name,
        '_raw_variables' => new InputBag($vars),
      ];
    });
    $urls = [];
    foreach ($this->map as $index => $values) {
      $path = array_pop($values);
      $url = Url::createFromRequest(Request::create("{$path}"));
      $expected = Url::fromRoute($values[0], $values[1], $values[2]);
      $this->assertEquals($expected, $url);
      $urls[$index] = $url;
    }
    return $urls;
  }
  
  /**
   * Tests the fromRoute() method with the special <front> path.
   *
   * @legacy-covers ::fromRoute
   */
  public function testFromRouteFront() : void {
    $url = Url::fromRoute('<front>');
    $this->assertSame('<front>', $url->getRouteName());
  }
  
  /**
   * Tests the fromUserInput method with valid paths.
   *
   * @legacy-covers ::fromUserInput
   */
  public function testFromUserInput($path) : void {
    $url = Url::fromUserInput($path);
    $uri = $url->getUri();
    $this->assertInstanceOf('Drupal\\Core\\Url', $url);
    $this->assertFalse($url->isRouted());
    $this->assertStringStartsWith('base:', $uri);
    $parts = UrlHelper::parse($path);
    $options = $url->getOptions();
    if (!empty($parts['fragment'])) {
      $this->assertSame($parts['fragment'], $options['fragment']);
    }
    else {
      $this->assertArrayNotHasKey('fragment', $options);
    }
    if (!empty($parts['query'])) {
      $this->assertEquals($parts['query'], $options['query']);
    }
    else {
      $this->assertArrayNotHasKey('query', $options);
    }
  }
  
  /**
   * Tests the fromUserInput method with invalid paths.
   *
   * @legacy-covers ::fromUserInput
   */
  public function testFromInvalidUserInput($path) : void {
    $this->expectException(\InvalidArgumentException::class);
    Url::fromUserInput($path);
  }
  
  /**
   * Tests fromUri() method with a user-entered path not matching any route.
   *
   * @legacy-covers ::fromUri
   */
  public function testFromRoutedPathWithInvalidRoute() : void {
    $this->pathValidator
      ->expects($this->once())
      ->method('getUrlIfValidWithoutAccessCheck')
      ->with('invalid-path')
      ->willReturn(FALSE);
    $url = Url::fromUri('internal:/invalid-path');
    $this->assertFalse($url->isRouted());
    $this->assertSame('base:invalid-path', $url->getUri());
  }
  
  /**
   * Tests fromUri() method with user-entered path matching a valid route.
   *
   * @legacy-covers ::fromUri
   */
  public function testFromRoutedPathWithValidRoute() : void {
    $url = Url::fromRoute('test_route');
    $this->pathValidator
      ->expects($this->once())
      ->method('getUrlIfValidWithoutAccessCheck')
      ->with('valid-path')
      ->willReturn($url);
    $result_url = Url::fromUri('internal:/valid-path');
    $this->assertSame($url, $result_url);
  }
  
  /**
   * Tests the createFromRequest method.
   *
   * @legacy-covers ::createFromRequest
   */
  public function testCreateFromRequest() : void {
    $attributes = [
      '_raw_variables' => new InputBag([
        'color' => 'chartreuse',
      ]),
      RouteObjectInterface::ROUTE_NAME => 'the_route_name',
    ];
    $request = new Request([], [], $attributes);
    $this->router
      ->expects($this->once())
      ->method('matchRequest')
      ->with($request)
      ->willReturn($attributes);
    $url = Url::createFromRequest($request);
    $expected = new Url('the_route_name', [
      'color' => 'chartreuse',
    ]);
    $this->assertEquals($expected, $url);
  }
  
  /**
   * Tests that an invalid request will thrown an exception.
   *
   * @legacy-covers ::createFromRequest
   */
  public function testUrlFromRequestInvalid() : void {
    $request = Request::create('/test-path');
    $this->router
      ->expects($this->once())
      ->method('matchRequest')
      ->with($request)
      ->will($this->throwException(new ResourceNotFoundException()));
    $this->expectException(ResourceNotFoundException::class);
    Url::createFromRequest($request);
  }
  
  /**
   * Tests the isExternal() method.
   *
   * @legacy-covers ::isExternal
   */
  public function testIsExternal($urls) : void {
    foreach ($urls as $url) {
      $this->assertFalse($url->isExternal());
    }
  }
  
  /**
   * Tests the getUri() method for internal URLs.
   *
   * @param \Drupal\Core\Url[] $urls
   *   Array of URL objects.
   *
   * @legacy-covers ::getUri
   */
  public function testGetUriForInternalUrl($urls) : void {
    $this->expectException(\UnexpectedValueException::class);
    foreach ($urls as $url) {
      $url->getUri();
    }
  }
  
  /**
   * Tests the getUri() method for external URLs.
   *
   * @legacy-covers ::getUri
   */
  public function testGetUriForExternalUrl() : void {
    $url = Url::fromUri('http://example.com/test');
    $this->assertEquals('http://example.com/test', $url->getUri());
  }
  
  /**
   * Tests the getUri() and isExternal() methods for protocol-relative URLs.
   *
   * @legacy-covers ::getUri
   * @legacy-covers ::isExternal
   */
  public function testGetUriForProtocolRelativeUrl() : void {
    $url = Url::fromUri('//example.com/test');
    $this->assertEquals('//example.com/test', $url->getUri());
    $this->assertTrue($url->isExternal());
  }
  
  /**
   * Tests the getInternalPath method().
   *
   * @param \Drupal\Core\Url[] $urls
   *   Array of URL objects.
   *
   * @legacy-covers ::getInternalPath
   */
  public function testGetInternalPath($urls) : void {
    $map = [];
    $map[] = [
      'view.frontpage.page_1',
      [],
      '/node',
    ];
    $map[] = [
      'node_view',
      [
        'node' => '1',
      ],
      '/node/1',
    ];
    $map[] = [
      'node_edit',
      [
        'node' => '2',
      ],
      '/node/2/edit',
    ];
    foreach ($urls as $url) {
      // Clone the URL so that there is no leak of internal state into the
      // other ones.
      $url = clone $url;
      $url_generator = $this->createMock('Drupal\\Core\\Routing\\UrlGeneratorInterface');
      $url_generator->expects($this->once())
        ->method('getPathFromRoute')
        ->willReturnMap($map);
      $url->setUrlGenerator($url_generator);
      $url->getInternalPath();
      $url->getInternalPath();
    }
  }
  
  /**
   * Tests the toString() method.
   *
   * @param \Drupal\Core\Url[] $urls
   *   An array of Url objects.
   *
   * @legacy-covers ::toString
   */
  public function testToString($urls) : void {
    foreach ($urls as $index => $url) {
      $path = array_pop($this->map[$index]);
      $this->assertSame($path, $url->toString());
      $generated_url = $url->toString(TRUE);
      $this->assertSame($path, $generated_url->getGeneratedUrl());
      $this->assertInstanceOf('\\Drupal\\Core\\Render\\BubbleableMetadata', $generated_url);
    }
  }
  
  /**
   * Tests the getRouteName() method.
   *
   * @param \Drupal\Core\Url[] $urls
   *   An array of Url objects.
   *
   * @legacy-covers ::getRouteName
   */
  public function testGetRouteName($urls) : void {
    foreach ($urls as $index => $url) {
      $this->assertSame($this->map[$index][0], $url->getRouteName());
    }
  }
  
  /**
   * Tests the getRouteName() with an external URL.
   *
   * @legacy-covers ::getRouteName
   */
  public function testGetRouteNameWithExternalUrl() : void {
    $url = Url::fromUri('http://example.com');
    $this->expectException(\UnexpectedValueException::class);
    $url->getRouteName();
  }
  
  /**
   * Tests the getRouteParameters() method.
   *
   * @param \Drupal\Core\Url[] $urls
   *   An array of Url objects.
   *
   * @legacy-covers ::getRouteParameters
   */
  public function testGetRouteParameters($urls) : void {
    foreach ($urls as $index => $url) {
      $this->assertSame($this->map[$index][1], $url->getRouteParameters());
    }
  }
  
  /**
   * Tests the getRouteParameters() with an external URL.
   *
   * @legacy-covers ::getRouteParameters
   */
  public function testGetRouteParametersWithExternalUrl() : void {
    $url = Url::fromUri('http://example.com');
    $this->expectException(\UnexpectedValueException::class);
    $url->getRouteParameters();
  }
  
  /**
   * Tests the getOptions() method.
   *
   * @param \Drupal\Core\Url[] $urls
   *   An array of Url objects.
   *
   * @legacy-covers ::getOptions
   */
  public function testGetOptions($urls) : void {
    foreach ($urls as $index => $url) {
      $this->assertSame($this->map[$index][2], $url->getOptions());
    }
  }
  
  /**
   * Tests the setOptions() method.
   *
   * @legacy-covers ::setOptions
   */
  public function testSetOptions() : void {
    $url = Url::fromRoute('test_route', []);
    $this->assertEquals([], $url->getOptions());
    $url->setOptions([
      'foo' => 'bar',
    ]);
    $this->assertEquals([
      'foo' => 'bar',
    ], $url->getOptions());
    $url->setOptions([]);
    $this->assertEquals([], $url->getOptions());
  }
  
  /**
   * Tests the mergeOptions() method.
   *
   * @legacy-covers ::mergeOptions
   */
  public function testMergeOptions() : void {
    $url = Url::fromRoute('test_route', [], [
      'foo' => 'bar',
      'bar' => [
        'key' => 'value',
      ],
    ]);
    $url->mergeOptions([
      'bar' => [
        'key' => 'value1',
        'key2' => 'value2',
      ],
    ]);
    $this->assertEquals([
      'foo' => 'bar',
      'bar' => [
        'key' => 'value1',
        'key2' => 'value2',
      ],
    ], $url->getOptions());
  }
  
  /**
   * Tests the access() method for routed URLs.
   *
   * @param bool $access
   *   The access value.
   *
   * @legacy-covers ::access
   * @legacy-covers ::accessManager
   */
  public function testAccessRouted($access) : void {
    $account = $this->createMock('Drupal\\Core\\Session\\AccountInterface');
    $url = new TestUrl('entity.node.canonical', [
      'node' => 3,
    ]);
    $url->setAccessManager($this->getMockAccessManager($access, $account));
    $this->assertEquals($access, $url->access($account));
  }
  
  /**
   * Tests the access() method for unrouted URLs (they always have access).
   *
   * @legacy-covers ::access
   */
  public function testAccessUnrouted() : void {
    $account = $this->createMock('Drupal\\Core\\Session\\AccountInterface');
    $url = TestUrl::fromUri('base:kittens');
    $access_manager = $this->createMock('Drupal\\Core\\Access\\AccessManagerInterface');
    $access_manager->expects($this->never())
      ->method('checkNamedRoute');
    $url->setAccessManager($access_manager);
    $this->assertTrue($url->access($account));
  }
  
  /**
   * Tests the fromRouteMatch() method.
   */
  public function testFromRouteMatch() : void {
    $route = new Route('/test-route/{foo}');
    $route_match = new RouteMatch('test_route', $route, [
      'foo' => (object) [
        1,
      ],
    ], [
      'foo' => 1,
    ]);
    $url = Url::fromRouteMatch($route_match);
    $this->assertSame('test_route', $url->getRouteName());
    $this->assertEquals([
      'foo' => '1',
    ], $url->getRouteParameters());
  }
  
  /**
   * Data provider for testing entity URIs.
   */
  public static function providerTestEntityUris() {
    return [
      [
        'entity:test_entity/1',
        [],
        'entity.test_entity.canonical',
        [
          'test_entity' => '1',
        ],
        NULL,
        NULL,
      ],
      [
        // Ensure a fragment of #0 is handled correctly.
'entity:test_entity/1#0',
        [],
        'entity.test_entity.canonical',
        [
          'test_entity' => '1',
        ],
        NULL,
        '0',
      ],
      // Ensure an empty fragment of # is in options discarded as expected.
[
        'entity:test_entity/1',
        [
          'fragment' => '',
        ],
        'entity.test_entity.canonical',
        [
          'test_entity' => '1',
        ],
        NULL,
        NULL,
      ],
      // Ensure an empty fragment of # in the URI is discarded as expected.
[
        'entity:test_entity/1#',
        [],
        'entity.test_entity.canonical',
        [
          'test_entity' => '1',
        ],
        NULL,
        NULL,
      ],
      [
        'entity:test_entity/2?page=1&foo=bar#bottom',
        [],
        'entity.test_entity.canonical',
        [
          'test_entity' => '2',
        ],
        [
          'page' => '1',
          'foo' => 'bar',
        ],
        'bottom',
      ],
      [
        'entity:test_entity/2?page=1&foo=bar#bottom',
        [
          'fragment' => 'top',
          'query' => [
            'foo' => 'yes',
            'focus' => 'no',
          ],
        ],
        'entity.test_entity.canonical',
        [
          'test_entity' => '2',
        ],
        [
          'page' => '1',
          'foo' => 'yes',
          'focus' => 'no',
        ],
        'top',
      ],
    ];
  }
  
  /**
   * Tests the fromUri() method with an entity: URI.
   *
   * @legacy-covers ::fromUri
   */
  public function testEntityUris($uri, $options, $route_name, $route_parameters, $query, $fragment) : void {
    $url = Url::fromUri($uri, $options);
    $this->assertSame($route_name, $url->getRouteName());
    $this->assertEquals($route_parameters, $url->getRouteParameters());
    $this->assertEquals($url->getOption('query'), $query);
    $this->assertSame($url->getOption('fragment'), $fragment);
  }
  
  /**
   * Tests the fromUri() method with an invalid entity: URI.
   *
   * @legacy-covers ::fromUri
   */
  public function testInvalidEntityUriParameter() : void {
    // Make the mocked URL generator behave like the actual one.
    $this->urlGenerator
      ->expects($this->once())
      ->method('generateFromRoute')
      ->with('entity.test_entity.canonical', [
      'test_entity' => '1/blah',
    ])
      ->willThrowException(new InvalidParameterException('Parameter "test_entity" for route "/test_entity/{test_entity}" must match "[^/]++" ("1/blah" given) to generate a corresponding URL..'));
    $this->expectException(InvalidParameterException::class);
    Url::fromUri('entity:test_entity/1/blah')->toString();
  }
  
  /**
   * Tests the toUriString() method with entity: URIs.
   *
   * @legacy-covers ::toUriString
   */
  public function testToUriStringForEntity($uri, $options, $uri_string) : void {
    $url = Url::fromUri($uri, $options);
    $this->assertSame($url->toUriString(), $uri_string);
  }
  
  /**
   * Data provider for testing string entity URIs.
   */
  public static function providerTestToUriStringForEntity() {
    return [
      [
        'entity:test_entity/1',
        [],
        'route:entity.test_entity.canonical;test_entity=1',
      ],
      [
        'entity:test_entity/1',
        [
          'fragment' => 'top',
          'query' => [
            'page' => '2',
          ],
        ],
        'route:entity.test_entity.canonical;test_entity=1?page=2#top',
      ],
      [
        'entity:test_entity/1?page=2#top',
        [],
        'route:entity.test_entity.canonical;test_entity=1?page=2#top',
      ],
    ];
  }
  
  /**
   * Tests the toUriString() method with internal: URIs.
   *
   * @legacy-covers ::toUriString
   */
  public function testToUriStringForInternal($uri, $options, $uri_string) : void {
    $url = Url::fromRoute('entity.test_entity.canonical', [
      'test_entity' => '1',
    ]);
    $this->pathValidator
      ->expects($this->any())
      ->method('getUrlIfValidWithoutAccessCheck')
      ->willReturnMap([
      [
        'test-entity/1',
        $url,
      ],
      [
        '<front>',
        Url::fromRoute('<front>'),
      ],
      [
        '<none>',
        Url::fromRoute('<none>'),
      ],
    ]);
    $url = Url::fromUri($uri, $options);
    $this->assertSame($url->toUriString(), $uri_string);
  }
  
  /**
   * Data provider for testing internal URIs.
   */
  public static function providerTestToUriStringForInternal() {
    return [
      // The four permutations of a regular path.
[
        'internal:/test-entity/1',
        [],
        'route:entity.test_entity.canonical;test_entity=1',
      ],
      [
        'internal:/test-entity/1',
        [
          'fragment' => 'top',
        ],
        'route:entity.test_entity.canonical;test_entity=1#top',
      ],
      [
        'internal:/test-entity/1',
        [
          'fragment' => 'top',
          'query' => [
            'page' => '2',
          ],
        ],
        'route:entity.test_entity.canonical;test_entity=1?page=2#top',
      ],
      [
        'internal:/test-entity/1?page=2#top',
        [],
        'route:entity.test_entity.canonical;test_entity=1?page=2#top',
      ],
      // The four permutations of the special '<front>' path.
[
        'internal:/',
        [],
        'route:<front>',
      ],
      [
        'internal:/',
        [
          'fragment' => 'top',
        ],
        'route:<front>#top',
      ],
      [
        'internal:/',
        [
          'fragment' => 'top',
          'query' => [
            'page' => '2',
          ],
        ],
        'route:<front>?page=2#top',
      ],
      [
        'internal:/?page=2#top',
        [],
        'route:<front>?page=2#top',
      ],
      // The four permutations of the special '<none>' path.
[
        'internal:',
        [],
        'route:<none>',
      ],
      [
        'internal:',
        [
          'fragment' => 'top',
        ],
        'route:<none>#top',
      ],
      [
        'internal:',
        [
          'fragment' => 'top',
          'query' => [
            'page' => '2',
          ],
        ],
        'route:<none>?page=2#top',
      ],
      [
        'internal:?page=2#top',
        [],
        'route:<none>?page=2#top',
      ],
    ];
  }
  
  /**
   * Tests the fromUri() method with a valid internal: URI.
   *
   * @legacy-covers ::fromUri
   */
  public function testFromValidInternalUri($path) : void {
    $url = Url::fromUri('internal:' . $path);
    $this->assertInstanceOf('Drupal\\Core\\Url', $url);
  }
  
  /**
   * Data provider for testFromValidInternalUri().
   */
  public static function providerFromValidInternalUri() {
    return [
      // Normal paths with a leading slash.
[
        '/kittens',
      ],
      [
        '/kittens/bengal',
      ],
      // Fragments with and without leading slashes.
[
        '/#about-our-kittens',
      ],
      [
        '/kittens#feeding',
      ],
      [
        '#feeding',
      ],
      // Query strings with and without leading slashes.
[
        '/kittens?page=1000',
      ],
      [
        '/?page=1000',
      ],
      [
        '?page=1000',
      ],
      [
        '?breed=bengal&page=1000',
      ],
      [
        '?referrer=https://kittenfacts',
      ],
      // Paths with various token formats but no leading slash.
[
        '/[duckies]',
      ],
      [
        '/%bunnies',
      ],
      [
        '/{{ puppies }}',
      ],
      // Disallowed characters in the authority (host name) that are valid
      // elsewhere in the path.
[
        '/(:;2&+h^',
      ],
      [
        '/AKI@&hO@',
      ],
    ];
  }
  
  /**
   * Tests the fromUri() method with an invalid internal: URI.
   *
   * @legacy-covers ::fromUri
   */
  public function testFromInvalidInternalUri($path) : void {
    $this->expectException(\InvalidArgumentException::class);
    Url::fromUri('internal:' . $path);
  }
  
  /**
   * Data provider for testFromInvalidInternalUri().
   */
  public static function providerFromInvalidInternalUri() {
    return [
      // Normal paths without a leading slash.
'normal_path0' => [
        'kittens',
      ],
      'normal_path1' => [
        'kittens/bengal',
      ],
      // Path without a leading slash containing a fragment.
'fragment' => [
        'kittens#feeding',
      ],
      // Path without a leading slash containing a query string.
'without_leading_slash_query' => [
        'kittens?page=1000',
      ],
      // Paths with various token formats but no leading slash.
'path_with_tokens0' => [
        '[duckies]',
      ],
      'path_with_tokens1' => [
        '%bunnies',
      ],
      'path_with_tokens2' => [
        '{{ puppies }}',
      ],
      // Disallowed characters in the authority (host name) that are valid
      // elsewhere in the path.
'disallowed_hostname_chars0' => [
        '(:;2&+h^',
      ],
      'disallowed_hostname_chars1' => [
        'AKI@&hO@',
      ],
      // Leading slash with a domain.
'leading_slash_with_domain' => [
        '/http://example.com',
      ],
    ];
  }
  
  /**
   * Tests the fromUri() method with a base: URI starting with a number.
   *
   * @legacy-covers ::fromUri
   */
  public function testFromUriNumber() : void {
    $url = Url::fromUri('base:2015/10/06');
    $this->assertSame($url->toUriString(), 'base:/2015/10/06');
  }
  
  /**
   * Tests the toUriString() method with route: URIs.
   *
   * @legacy-covers ::toUriString
   */
  public function testToUriStringForRoute($uri, $options, $uri_string) : void {
    $url = Url::fromUri($uri, $options);
    $this->assertSame($url->toUriString(), $uri_string);
  }
  
  /**
   * Data provider for testing route: URIs.
   */
  public static function providerTestToUriStringForRoute() {
    return [
      [
        'route:entity.test_entity.canonical;test_entity=1',
        [],
        'route:entity.test_entity.canonical;test_entity=1',
      ],
      [
        'route:entity.test_entity.canonical;test_entity=1',
        [
          'fragment' => 'top',
          'query' => [
            'page' => '2',
          ],
        ],
        'route:entity.test_entity.canonical;test_entity=1?page=2#top',
      ],
      [
        'route:entity.test_entity.canonical;test_entity=1?page=2#top',
        [],
        'route:entity.test_entity.canonical;test_entity=1?page=2#top',
      ],
      // Check that an empty fragment is discarded.
[
        'route:entity.test_entity.canonical;test_entity=1?page=2#',
        [],
        'route:entity.test_entity.canonical;test_entity=1?page=2',
      ],
      // Check that an empty fragment is discarded.
[
        'route:entity.test_entity.canonical;test_entity=1?page=2',
        [
          'fragment' => '',
        ],
        'route:entity.test_entity.canonical;test_entity=1?page=2',
      ],
      // Check that a fragment of #0 is preserved.
[
        'route:entity.test_entity.canonical;test_entity=1?page=2#0',
        [],
        'route:entity.test_entity.canonical;test_entity=1?page=2#0',
      ],
    ];
  }
  
  /**
   * Tests from route uri with missing route name.
   *
   * @legacy-covers ::fromUri
   */
  public function testFromRouteUriWithMissingRouteName() : void {
    $this->expectException(\InvalidArgumentException::class);
    $this->expectExceptionMessage("The route URI 'route:' is invalid.");
    Url::fromUri('route:');
  }
  
  /**
   * Creates a mock access manager for the access tests.
   *
   * @param bool $access
   *   The access value.
   * @param \Drupal\Core\Session\AccountInterface|null $account
   *   The account to test.
   *
   * @return \Drupal\Core\Access\AccessManagerInterface|\PHPUnit\Framework\MockObject\MockObject
   *   The mocked access manager.
   */
  protected function getMockAccessManager($access, $account = NULL) {
    $access_manager = $this->createMock('Drupal\\Core\\Access\\AccessManagerInterface');
    $access_manager->expects($this->once())
      ->method('checkNamedRoute')
      ->with('entity.node.canonical', [
      'node' => 3,
    ], $account)
      ->willReturn($access);
    return $access_manager;
  }
  
  /**
   * Data provider for the access test methods.
   */
  public static function accessProvider() {
    return [
      [
        TRUE,
      ],
      [
        FALSE,
      ],
    ];
  }

}

/**
 * URL information holder with overridden access manager for testing.
 */
class TestUrl extends Url {
  
  /**
   * Sets the access manager.
   *
   * @param \Drupal\Core\Access\AccessManagerInterface $access_manager
   *   The access manager.
   */
  public function setAccessManager(AccessManagerInterface $access_manager) : void {
    $this->accessManager = $access_manager;
  }

}