DatabaseBackendFactoryTest.php

<?php

namespace Drupal\Tests\Core\Cache;

use Drupal\Core\Cache\CacheTagsChecksumInterface;
use Drupal\Core\Cache\DatabaseBackend;
use Drupal\Core\Cache\DatabaseBackendFactory;
use Drupal\Core\Database\Connection;
use Drupal\Core\Site\Settings;
use Drupal\Tests\UnitTestCase;

/**
 * @coversDefaultClass \Drupal\Core\Cache\DatabaseBackendFactory
 * @group Cache
 */
class DatabaseBackendFactoryTest extends UnitTestCase {
    
    /**
     * @covers ::__construct
     * @covers ::get
     * @dataProvider getProvider
     */
    public function testGet(array $settings, $expected_max_rows_foo, $expected_max_rows_bar) {
        $database_backend_factory = new DatabaseBackendFactory($this->prophesize(Connection::class)
            ->reveal(), $this->prophesize(CacheTagsChecksumInterface::class)
            ->reveal(), new Settings($settings));
        $this->assertSame($expected_max_rows_foo, $database_backend_factory->get('foo')
            ->getMaxRows());
        $this->assertSame($expected_max_rows_bar, $database_backend_factory->get('bar')
            ->getMaxRows());
    }
    public function getProvider() {
        return [
            'default' => [
                [],
                DatabaseBackend::DEFAULT_MAX_ROWS,
                DatabaseBackend::DEFAULT_MAX_ROWS,
            ],
            'default overridden' => [
                [
                    'database_cache_max_rows' => [
                        'default' => 99,
                    ],
                ],
                99,
                99,
            ],
            'default + foo bin overridden' => [
                [
                    'database_cache_max_rows' => [
                        'bins' => [
                            'foo' => 13,
                        ],
                    ],
                ],
                13,
                DatabaseBackend::DEFAULT_MAX_ROWS,
            ],
            'default + bar bin overridden' => [
                [
                    'database_cache_max_rows' => [
                        'bins' => [
                            'bar' => 13,
                        ],
                    ],
                ],
                DatabaseBackend::DEFAULT_MAX_ROWS,
                13,
            ],
            'default overridden + bar bin overridden' => [
                [
                    'database_cache_max_rows' => [
                        'default' => 99,
                        'bins' => [
                            'bar' => 13,
                        ],
                    ],
                ],
                99,
                13,
            ],
            'default + both bins overridden' => [
                [
                    'database_cache_max_rows' => [
                        'bins' => [
                            'foo' => 13,
                            'bar' => 31,
                        ],
                    ],
                ],
                13,
                31,
            ],
            'default overridden + both bins overridden' => [
                [
                    'database_cache_max_rows' => [
                        'default' => 99,
                        'bins' => [
                            'foo' => 13,
                            'bar' => 31,
                        ],
                    ],
                ],
                13,
                31,
            ],
        ];
    }

}