RouteCompilerTest.php

<?php

namespace Drupal\Tests\Core\Routing;

use Drupal\Core\Routing\RouteCompiler;
use Symfony\Component\Routing\Route;
use Drupal\Tests\UnitTestCase;

/**
 * @coversDefaultClass \Drupal\Core\Routing\RouteCompiler
 * @group Routing
 */
class RouteCompilerTest extends UnitTestCase {
    
    /**
     * Tests RouteCompiler::getFit().
     *
     * @param string $path
     *   A path whose fit will be calculated in the test.
     * @param int $expected
     *   The expected fit returned by RouteCompiler::getFit()
     *
     * @dataProvider providerTestGetFit
     */
    public function testGetFit($path, $expected) {
        $route_compiler = new RouteCompiler();
        $result = $route_compiler->getFit($path);
        $this->assertSame($expected, $result);
    }
    
    /**
     * Provides data for RouteCompilerTest::testGetFit()
     *
     * @return array
     *   An array of arrays, where each inner array has the path whose fit is to
     *   be calculated as the first value and the expected fit as the second
     *   value.
     */
    public function providerTestGetFit() {
        return [
            [
                'test',
                1,
            ],
            [
                '/testwithleadingslash',
                1,
            ],
            [
                'testwithtrailingslash/',
                1,
            ],
            [
                '/testwithslashes/',
                1,
            ],
            [
                'test/with/multiple/parts',
                15,
            ],
            [
                'test/with/{some}/slugs',
                13,
            ],
            [
                'test/very/long/path/that/drupal/7/could/not/have/handled',
                2047,
            ],
        ];
    }
    
    /**
     * Confirms that a route compiles properly with the necessary data.
     */
    public function testCompilation() {
        $route = new Route('/test/{something}/more');
        $route->setOption('compiler_class', RouteCompiler::class);
        $compiled = $route->compile();
        $this->assertEquals(5, $compiled->getFit(), 'The fit was incorrect.');
        $this->assertEquals('/test/%/more', $compiled->getPatternOutline(), 'The pattern outline was not correct.');
    }
    
    /**
     * Confirms that a compiled route with default values has the correct outline.
     */
    public function testCompilationDefaultValue() {
        // Because "here" has a default value, it should not factor into the outline
        // or the fitness.
        $route = new Route('/test/{something}/more/{here}', [
            'here' => 'there',
        ]);
        $route->setOption('compiler_class', RouteCompiler::class);
        $compiled = $route->compile();
        $this->assertEquals(5, $compiled->getFit(), 'The fit was not correct.');
        $this->assertEquals('/test/%/more', $compiled->getPatternOutline(), 'The pattern outline was not correct.');
    }

}