PathParentCacheContextTest.php

<?php

namespace Drupal\Tests\Core\Cache\Context;

use Drupal\Core\Cache\Context\PathParentCacheContext;
use Drupal\Tests\UnitTestCase;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\RequestStack;

/**
 * @coversDefaultClass \Drupal\Core\Cache\Context\PathParentCacheContext
 * @group Cache
 */
class PathParentCacheContextTest extends UnitTestCase {
    
    /**
     * @covers ::getContext
     *
     * @dataProvider providerTestGetContext
     */
    public function testGetContext($original_path, $context) {
        $request_stack = new RequestStack();
        $request = Request::create($original_path);
        $request_stack->push($request);
        $cache_context = new PathParentCacheContext($request_stack);
        $this->assertSame($cache_context->getContext(), $context);
    }
    
    /**
     * Provides a list of paths and expected cache contexts.
     */
    public function providerTestGetContext() {
        return [
            [
                '/some/path',
                'some',
            ],
            [
                '/some/other-path',
                'some',
            ],
            [
                '/some/other/path',
                'some/other',
            ],
            [
                '/some/other/path?q=foo&b=bar',
                'some/other',
            ],
            [
                '/some',
                '',
            ],
            [
                '/',
                '',
            ],
        ];
    }

}