MatcherDumperTest.php

<?php

namespace Drupal\KernelTests\Core\Routing;

use Drupal\Core\KeyValueStore\KeyValueMemoryFactory;
use Drupal\Core\Routing\RouteCompiler;
use Drupal\Core\State\State;
use Drupal\KernelTests\KernelTestBase;
use Symfony\Component\Routing\Route;
use Symfony\Component\Routing\RouteCollection;
use Drupal\Core\Database\Database;
use Drupal\Core\Routing\MatcherDumper;
use Drupal\Tests\Core\Routing\RoutingFixtures;

/**
 * Confirm that the matcher dumper is functioning properly.
 *
 * @group Routing
 */
class MatcherDumperTest extends KernelTestBase {
    
    /**
     * A collection of shared fixture data for tests.
     *
     * @var \Drupal\Tests\Core\Routing\RoutingFixtures
     */
    protected $fixtures;
    
    /**
     * The state.
     *
     * @var \Drupal\Core\State\StateInterface
     */
    protected $state;
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $this->fixtures = new RoutingFixtures();
        $this->state = new State(new KeyValueMemoryFactory());
    }
    
    /**
     * Confirms that the dumper can be instantiated successfully.
     */
    public function testCreate() {
        $connection = Database::getConnection();
        $dumper = new MatcherDumper($connection, $this->state);
        $class_name = 'Drupal\\Core\\Routing\\MatcherDumper';
        $this->assertInstanceOf($class_name, $dumper);
    }
    
    /**
     * Confirms that we can add routes to the dumper.
     */
    public function testAddRoutes() {
        $connection = Database::getConnection();
        $dumper = new MatcherDumper($connection, $this->state);
        $route = new Route('test');
        $collection = new RouteCollection();
        $collection->add('test_route', $route);
        $dumper->addRoutes($collection);
        $dumper_routes = $dumper->getRoutes()
            ->all();
        $collection_routes = $collection->all();
        foreach ($dumper_routes as $name => $route) {
            $this->assertEquals($collection_routes[$name]->getPath(), $route->getPath(), 'Routes match');
        }
    }
    
    /**
     * Confirms that we can add routes to the dumper when it already has some.
     */
    public function testAddAdditionalRoutes() {
        $connection = Database::getConnection();
        $dumper = new MatcherDumper($connection, $this->state);
        $route = new Route('test');
        $collection = new RouteCollection();
        $collection->add('test_route', $route);
        $dumper->addRoutes($collection);
        $route = new Route('test2');
        $collection2 = new RouteCollection();
        $collection2->add('test_route2', $route);
        $dumper->addRoutes($collection2);
        // Merge the two collections together so we can test them.
        $collection->addCollection(clone $collection2);
        $dumper_routes = $dumper->getRoutes()
            ->all();
        $collection_routes = $collection->all();
        foreach ($collection_routes as $name => $route) {
            $this->assertNotEmpty($dumper_routes[$name], "Route {$name} should be present in the dumper.");
        }
    }
    
    /**
     * Confirm that we can dump a route collection to the database.
     */
    public function testDump() {
        $connection = Database::getConnection();
        $dumper = new MatcherDumper($connection, $this->state, 'test_routes');
        $route = new Route('/test/{my}/path');
        $route->setOption('compiler_class', RouteCompiler::class);
        $collection = new RouteCollection();
        $collection->add('test_route', $route);
        $dumper->addRoutes($collection);
        $this->fixtures
            ->createTables($connection);
        $dumper->dump([
            'provider' => 'test',
        ]);
        $record = $connection->select('test_routes', 'tr')
            ->fields('tr')
            ->condition('name', 'test_route')
            ->execute()
            ->fetchObject();
        $loaded_route = unserialize($record->route);
        $this->assertEquals('test_route', $record->name, 'Dumped route has correct name.');
        $this->assertEquals('/test/{my}/path', $record->path, 'Dumped route has correct pattern.');
        $this->assertEquals('/test/%/path', $record->pattern_outline, 'Dumped route has correct pattern outline.');
        // Verify that the dumped route has the correct fit. Note that 5 decimal
        // equals 101 binary.
        $this->assertEquals(5, $record->fit, 'Dumped route has correct fit.');
        $this->assertInstanceOf(Route::class, $loaded_route);
    }
    
    /**
     * Tests the determination of the masks generation.
     */
    public function testMenuMasksGeneration() {
        $connection = Database::getConnection();
        $dumper = new MatcherDumper($connection, $this->state, 'test_routes');
        $collection = new RouteCollection();
        $collection->add('test_route_1', new Route('/test-length-3/{my}/path'));
        $collection->add('test_route_2', new Route('/test-length-3/hello/path'));
        $collection->add('test_route_3', new Route('/test-length-5/{my}/path/marvin/magrathea'));
        $collection->add('test_route_4', new Route('/test-length-7/{my}/path/marvin/magrathea/earth/ursa-minor'));
        $dumper->addRoutes($collection);
        $this->fixtures
            ->createTables($connection);
        $dumper->dump([
            'provider' => 'test',
        ]);
        // Using binary for readability, we expect a 0 at any wildcard slug. They
        // should be ordered from longest to shortest.
        $expected = [
            bindec('1011111'),
            bindec('10111'),
            bindec('111'),
            bindec('101'),
        ];
        $this->assertEquals($expected, $this->state
            ->get('routing.menu_masks.test_routes'));
    }

}