class AliasPathProcessorTest

class AliasPathProcessorTest extends UnitTestCase {
  
  /**
   * The mocked alias manager.
   *
   * @var \Drupal\path_alias\AliasManagerInterface|\PHPUnit\Framework\MockObject\MockObject
   */
  protected $aliasManager;
  
  /**
   * The tested path processor.
   *
   * @var \Drupal\path_alias\PathProcessor\AliasPathProcessor
   */
  protected $pathProcessor;
  protected function setUp() {
    $this->aliasManager = $this->createMock('Drupal\\path_alias\\AliasManagerInterface');
    $this->pathProcessor = new AliasPathProcessor($this->aliasManager);
  }
  
  /**
   * Tests the processInbound method.
   *
   * @see \Drupal\path_alias\PathProcessor\AliasPathProcessor::processInbound
   */
  public function testProcessInbound() {
    $this->aliasManager
      ->expects($this->exactly(2))
      ->method('getPathByAlias')
      ->will($this->returnValueMap([
      [
        'urlalias',
        NULL,
        'internal-url',
      ],
      [
        'url',
        NULL,
        'url',
      ],
    ]));
    $request = Request::create('/urlalias');
    $this->assertEquals('internal-url', $this->pathProcessor
      ->processInbound('urlalias', $request));
    $request = Request::create('/url');
    $this->assertEquals('url', $this->pathProcessor
      ->processInbound('url', $request));
  }
  
  /**
   * @covers ::processOutbound
   *
   * @dataProvider providerTestProcessOutbound
   */
  public function testProcessOutbound($path, array $options, $expected_path) {
    $this->aliasManager
      ->expects($this->any())
      ->method('getAliasByPath')
      ->will($this->returnValueMap([
      [
        'internal-url',
        NULL,
        'urlalias',
      ],
      [
        'url',
        NULL,
        'url',
      ],
    ]));
    $bubbleable_metadata = new BubbleableMetadata();
    $this->assertEquals($expected_path, $this->pathProcessor
      ->processOutbound($path, $options, NULL, $bubbleable_metadata));
    // Cacheability of paths replaced with path aliases is permanent.
    // @todo https://www.drupal.org/node/2480077
    $this->assertEquals((new BubbleableMetadata())->setCacheMaxAge(Cache::PERMANENT), $bubbleable_metadata);
  }
  
  /**
   * @return array
   */
  public function providerTestProcessOutbound() {
    return [
      [
        'internal-url',
        [],
        'urlalias',
      ],
      [
        'internal-url',
        [
          'alias' => TRUE,
        ],
        'internal-url',
      ],
      [
        'url',
        [],
        'url',
      ],
    ];
  }

}