QueryArgsCacheContextTest.php

<?php

namespace Drupal\Tests\Core\Cache\Context;

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

/**
 * @coversDefaultClass \Drupal\Core\Cache\Context\QueryArgsCacheContext
 * @group Cache
 */
class QueryArgsCacheContextTest extends UnitTestCase {
    
    /**
     * @covers ::getContext
     *
     * @dataProvider providerTestGetContext
     */
    public function testGetContext(array $query_args, $cache_context_parameter, $context) {
        $request_stack = new RequestStack();
        $request = Request::create('/', 'GET', $query_args);
        $request_stack->push($request);
        $cache_context = new QueryArgsCacheContext($request_stack);
        $this->assertSame($cache_context->getContext($cache_context_parameter), $context);
    }
    
    /**
     * Provides a list of query arguments and expected cache contexts.
     */
    public function providerTestGetContext() {
        return [
            [
                [],
                NULL,
                '',
            ],
            [
                [],
                'foo',
                '',
            ],
            // Non-empty query arguments.
[
                [
                    'llama' => 'rocks',
                    'alpaca' => '',
                    'panda' => 'drools',
                    'z' => '0',
                ],
                NULL,
                'alpaca=&llama=rocks&panda=drools&z=0',
            ],
            [
                [
                    'llama' => 'rocks',
                    'alpaca' => '',
                    'panda' => 'drools',
                    'z' => '0',
                ],
                'llama',
                'rocks',
            ],
            [
                [
                    'llama' => 'rocks',
                    'alpaca' => '',
                    'panda' => 'drools',
                    'z' => '0',
                ],
                'alpaca',
                '?valueless?',
            ],
            [
                [
                    'llama' => 'rocks',
                    'alpaca' => '',
                    'panda' => 'drools',
                    'z' => '0',
                ],
                'panda',
                'drools',
            ],
            [
                [
                    'llama' => 'rocks',
                    'alpaca' => '',
                    'panda' => 'drools',
                    'z' => '0',
                ],
                'z',
                '0',
            ],
            [
                [
                    'llama' => 'rocks',
                    'alpaca' => '',
                    'panda' => 'drools',
                    'z' => '0',
                ],
                'chicken',
                '',
            ],
            [
                [
                    'llama' => [
                        'rocks',
                        'kitty',
                    ],
                ],
                'llama',
                '0=rocks&1=kitty',
            ],
            [
                [
                    'llama' => [
                        'rocks' => 'fuzzball',
                        'monkey' => 'patch',
                    ],
                ],
                'llama',
                'rocks=fuzzball&monkey=patch',
            ],
            [
                [
                    'llama' => [
                        'rocks' => [
                            'nested',
                            'bonobo',
                        ],
                    ],
                ],
                'llama',
                'rocks%5B0%5D=nested&rocks%5B1%5D=bonobo',
            ],
        ];
    }

}