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<?php
/*
* This file is part of the Predis package.
*
* (c) 2009-2020 Daniele Alessandri
* (c) 2021-2025 Till Krüss
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Predis\Command\Redis;
/**
* @group commands
* @group realm-string
*/
class GETRANGE_Test extends PredisCommandTestCase
{
/**
* {@inheritdoc}
*/
protected function getExpectedCommand(): string
{
return 'Predis\Command\Redis\GETRANGE';
}
/**
* {@inheritdoc}
*/
protected function getExpectedId(): string
{
return 'GETRANGE';
}
/**
* @group disconnected
*/
public function testFilterArguments(): void
{
$arguments = ['key', 5, 10];
$expected = ['key', 5, 10];
$command = $this->getCommand();
$command->setArguments($arguments);
$this->assertSame($expected, $command->getArguments());
}
/**
* @group disconnected
*/
public function testParseResponse(): void
{
$this->assertSame('substring', $this->getCommand()->parseResponse('substring'));
}
/**
* @group connected
* @requiresRedisVersion >= 2.4.0
*/
public function testReturnsSubstring(): void
{
$redis = $this->getClient();
$redis->set('string', 'this is a string');
$this->assertSame('this', $redis->getrange('string', 0, 3));
$this->assertSame('ing', $redis->getrange('string', -3, -1));
$this->assertSame('this is a string', $redis->getrange('string', 0, -1));
$this->assertSame('string', $redis->getrange('string', 10, 100));
$this->assertSame('t', $redis->getrange('string', 0, 0));
$this->assertSame('', $redis->getrange('string', -1, 0));
}
/**
* @group connected
* @requiresRedisVersion >= 2.4.0
*/
public function testReturnsEmptyStringOnNonExistingKey(): void
{
$redis = $this->getClient();
$this->assertSame('', $redis->getrange('string', 0, 3));
}
/**
* @group connected
* @requiresRedisVersion >= 2.4.0
*/
public function testThrowsExceptionOnWrongType(): void
{
$this->expectException('Predis\Response\ServerException');
$this->expectExceptionMessage('Operation against a key holding the wrong kind of value');
$redis = $this->getClient();
$redis->lpush('metavars', 'foo');
$redis->getrange('metavars', 0, 5);
}
}
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