ProtocolVersionCacheContextTest.php

<?php

namespace Drupal\Tests\Core\Cache\Context;

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

/**
 * @coversDefaultClass \Drupal\Core\Cache\Context\ProtocolVersionCacheContext
 * @group Cache
 */
class ProtocolVersionCacheContextTest extends UnitTestCase {
    
    /**
     * @covers ::getContext
     *
     * @dataProvider providerTestGetContext
     */
    public function testGetContext($protocol, $context) {
        $request_stack = new RequestStack();
        $request = Request::create('/');
        $request->server
            ->set('SERVER_PROTOCOL', $protocol);
        $request_stack->push($request);
        $cache_context = new ProtocolVersionCacheContext($request_stack);
        $this->assertSame($cache_context->getContext(), $context);
    }
    
    /**
     * Provides a list of query arguments and expected cache contexts.
     */
    public function providerTestGetContext() {
        return [
            [
                'HTTP/1.0',
                'HTTP/1.0',
            ],
            [
                'HTTP/1.1',
                'HTTP/1.1',
            ],
            [
                'HTTP/2.0',
                'HTTP/2.0',
            ],
            [
                'HTTP/3.0',
                'HTTP/3.0',
            ],
        ];
    }

}