nextcloud/tests/lib/Memcache/MemcachedTest.php

<?php

/**
 * SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors
 * SPDX-FileCopyrightText: 2016 ownCloud, Inc.
 * SPDX-License-Identifier: AGPL-3.0-or-later
 */

namespace Test\Memcache;

use OC\Memcache\Memcached;

/**
 * @group Memcache
 * @group Memcached
 */
class MemcachedTest extends Cache {
	public static function setUpBeforeClass(): void {
		parent::setUpBeforeClass();

		if (!Memcached::isAvailable()) {
			self::markTestSkipped('The memcached extension is not available.');
		}
		$instance = new Memcached(self::getUniqueID());
		if ($instance->set(self::getUniqueID(), self::getUniqueID()) === false) {
			self::markTestSkipped('memcached server seems to be down.');
		}
	}

	protected function setUp(): void {
		parent::setUp();
		$this->instance = new Memcached($this->getUniqueID());
	}

	public function testClear(): void {
		// Memcached is sometimes broken with clear(), so we don't test it thoroughly
		$value = 'ipsum lorum';
		$this->instance->set('1_value1', $value);
		$this->instance->set('1_value2', $value);
		$this->instance->set('2_value1', $value);
		$this->instance->set('3_value1', $value);

		$this->assertTrue($this->instance->clear('1_'));

		$this->assertFalse($this->instance->hasKey('1_value1'));
		$this->assertFalse($this->instance->hasKey('1_value2'));
		//$this->assertTrue($this->instance->hasKey('2_value1'));
		//$this->assertTrue($this->instance->hasKey('3_value1'));

		$this->assertTrue($this->instance->clear());

		$this->assertFalse($this->instance->hasKey('1_value1'));
		$this->assertFalse($this->instance->hasKey('1_value2'));
		$this->assertFalse($this->instance->hasKey('2_value1'));
		$this->assertFalse($this->instance->hasKey('3_value1'));
	}
}