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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-set
*/
class SDIFF_Test extends PredisCommandTestCase
{
/**
* {@inheritdoc}
*/
protected function getExpectedCommand(): string
{
return 'Predis\Command\Redis\SDIFF';
}
/**
* {@inheritdoc}
*/
protected function getExpectedId(): string
{
return 'SDIFF';
}
/**
* @group disconnected
*/
public function testFilterArguments(): void
{
$arguments = ['key1', 'key2', 'key3'];
$expected = ['key1', 'key2', 'key3'];
$command = $this->getCommand();
$command->setArguments($arguments);
$this->assertSame($expected, $command->getArguments());
}
/**
* @group disconnected
*/
public function testFilterArgumentsAsSingleArray(): void
{
$arguments = [['key1', 'key2', 'key3']];
$expected = ['key1', 'key2', 'key3'];
$command = $this->getCommand();
$command->setArguments($arguments);
$this->assertSame($expected, $command->getArguments());
}
/**
* @group disconnected
*/
public function testParseResponse(): void
{
$raw = ['member1', 'member2', 'member3'];
$expected = ['member1', 'member2', 'member3'];
$command = $this->getCommand();
$this->assertSame($expected, $command->parseResponse($raw));
}
/**
* @group connected
*/
public function testReturnsMembersOnSingleKeyOrNonExistingSetForDifference(): void
{
$redis = $this->getClient();
$redis->sadd('letters:1st', 'a', 'b', 'c', 'd', 'e', 'f', 'g');
$this->assertSameValues(['a', 'b', 'c', 'd', 'e', 'f', 'g'], $redis->sdiff('letters:1st'));
$this->assertSameValues(['a', 'b', 'c', 'd', 'e', 'f', 'g'], $redis->sdiff('letters:1st', 'letters:2nd'));
}
/**
* @group connected
*/
public function testReturnsMembersFromDifferenceAmongSets(): void
{
$redis = $this->getClient();
$redis->sadd('letters:1st', 'a', 'b', 'c', 'd', 'e', 'f', 'g');
$redis->sadd('letters:2nd', 'a', 'c', 'f', 'g');
$redis->sadd('letters:3rd', 'a', 'b', 'e', 'f');
$this->assertSameValues(['b', 'd', 'e'], $redis->sdiff('letters:1st', 'letters:2nd'));
$this->assertSameValues(['d'], $redis->sdiff('letters:1st', 'letters:2nd', 'letters:3rd'));
}
/**
* @group connected
*/
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->set('set:foo', 'a');
$redis->sdiff('set:foo');
}
}
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