<?php

/**
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; under version 2
 * of the License (non-upgradable).
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 * Copyright (c) 2017 (original work) Open Assessment Technologies SA (under the project TAO-PRODUCT);
 */

namespace oat\generis\test\unit\common\persistence;

use oat\generis\test\TestCase;

class KeyValuePersistenceTest extends TestCase
{
    /** @var \common_persistence_KeyValuePersistence */
    protected $largeValuePersistence;

    /** @var \common_persistence_Driver */
    protected $driver;

    public function setUp(): void
    {
        $this->driver = new \common_persistence_InMemoryKvDriver();

        /*
         * Php file persistence
         *
        /*$this->largeValuePersistence =
            (new \common_persistence_PhpFileDriver())->connect('joystick',  array(
                'dir' => '/var/www/tao/package-tao/data/jeje/joystick/',
                \common_persistence_KeyValuePersistence::MAX_VALUE_SIZE => 100
            ));
        */

        /*
         * Redis persistence
        $this->driver = new \common_persistence_PhpRedisDriver();
         $this->largeValuePersistence = $this->driver->connect('redis', [
            'host' => '127.0.0.1',
            'port' => 6379
        ]);
        */

        /*
         * In memory persistence
         */
            $this->largeValuePersistence = new \common_persistence_KeyValuePersistence(
                [
                \common_persistence_KeyValuePersistence::MAX_VALUE_SIZE => 100
                ],
                $this->driver
            );
    }

    public function tearDown(): void
    {
        unset($this->largeValuePersistence);
    }

    protected function get100000bytesValue()
    {
        return str_repeat('a', 100000);
    }

    public function testSetGet()
    {
        $this->largeValuePersistence->set('test', 'fixture');
        $this->assertEquals('fixture', $this->largeValuePersistence->get('test'));
        $this->assertTrue($this->largeValuePersistence->del('test'));
    }

    public function testSetGetLargeValue()
    {
        $bigValue = $this->get100000bytesValue();
        $this->largeValuePersistence->set('test', $bigValue);
        $this->assertEquals($bigValue, $this->largeValuePersistence->get('test'));
        $this->assertTrue($this->largeValuePersistence->del('test'));
    }

    public function testDelExistsLarge()
    {
        $bigValue = $this->get100000bytesValue();
        $this->assertFalse($this->largeValuePersistence->exists('test'));
        $this->largeValuePersistence->set('test', $bigValue);
        $this->assertTrue($this->largeValuePersistence->exists('test'));
        $this->assertEquals($bigValue, $this->largeValuePersistence->get('test'));
        $this->assertTrue($this->largeValuePersistence->del('test'));
        $this->assertFalse($this->largeValuePersistence->exists('test'));
        $this->assertEmpty($this->largeValuePersistence->get('test'));
    }

    public function testDelExists()
    {
        $this->assertFalse($this->largeValuePersistence->exists('test'));
        $this->largeValuePersistence->set('test', 'fixture');
        $this->assertTrue($this->largeValuePersistence->exists('test'));
        $this->assertTrue($this->largeValuePersistence->del('test'));
        $this->assertFalse($this->largeValuePersistence->exists('test'));
        $this->assertEmpty($this->largeValuePersistence->get('test'));
    }

    public function testMapMapControl()
    {
        $this->largeValuePersistence = new \common_persistence_KeyValuePersistence(
            [
                \common_persistence_KeyValuePersistence::MAX_VALUE_SIZE => 100,
                \common_persistence_KeyValuePersistence::MAP_IDENTIFIER => 'iamamap',
                \common_persistence_KeyValuePersistence::START_MAP_DELIMITER => 'mapbegin',
                \common_persistence_KeyValuePersistence::END_MAP_DELIMITER => 'mapend',

            ],
            $this->driver
        );

        $this->testDelExistsLarge();
    }

    public function testSetValueLengthEqualsMax()
    {
        $str = str_repeat('a', 100);

        $this->largeValuePersistence->set('equalsMax', $str);
        $this->assertEquals($str, $this->largeValuePersistence->get('equalsMax'));
        $this->assertTrue($this->largeValuePersistence->del('equalsMax'));
    }
}