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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 LCS_Test extends PredisCommandTestCase
{
/**
* {@inheritdoc}
*/
protected function getExpectedCommand(): string
{
return LCS::class;
}
/**
* {@inheritdoc}
*/
protected function getExpectedId(): string
{
return 'LCS';
}
/**
* @group disconnected
* @dataProvider argumentsProvider
*/
public function testFilterArguments(array $actualArguments, array $expectedArguments): void
{
$command = $this->getCommand();
$command->setArguments($actualArguments);
$this->assertSameValues($expectedArguments, $command->getArguments());
}
/**
* @group disconnected
* @dataProvider responsesProvider
*/
public function testParseResponse($actualResponse, $expectedResponse): void
{
$this->assertSame($expectedResponse, $this->getCommand()->parseResponse($actualResponse));
}
/**
* @group connected
* @dataProvider stringsProvider
* @param array $stringsArguments
* @param array $functionArguments
* @param mixed $expectedResponse
* @return void
* @requiresRedisVersion >= 7.0.0
*/
public function testReturnsLongestCommonSubsequenceFromGivenStrings(
array $stringsArguments,
array $functionArguments,
$expectedResponse
): void {
$redis = $this->getClient();
$redis->mset(...$stringsArguments);
$this->assertSame($expectedResponse, $redis->lcs(...$functionArguments));
}
/**
* @group connected
* @return void
* @requiresRedisVersion >= 7.0.0
*/
public function testReturnsLongestCommonSubsequenceFromGivenStringsResp3(): void
{
$redis = $this->getResp3Client();
$redis->mset('key1', 'value1', 'key2', '2value');
$this->assertSame('value', $redis->lcs('key1', 'key2'));
}
public static function argumentsProvider(): array
{
return [
'with required arguments' => [
['key1', 'key2'],
['key1', 'key2'],
],
'with LEN argument' => [
['key1', 'key2', true],
['key1', 'key2', 'LEN'],
],
'with IDX argument' => [
['key1', 'key2', false, true],
['key1', 'key2', 'IDX'],
],
'with MINMATCHLEN argument' => [
['key1', 'key2', false, false, 2],
['key1', 'key2', 'MINMATCHLEN', 2],
],
'with WITHMATCHLEN argument' => [
['key1', 'key2', false, false, 0, true],
['key1', 'key2', 'WITHMATCHLEN'],
],
'with all arguments' => [
['key1', 'key2', true, true, 2, true],
['key1', 'key2', 'LEN', 'IDX', 'MINMATCHLEN', 2, 'WITHMATCHLEN'],
],
];
}
public static function responsesProvider(): array
{
return [
'non-array response' => [
1,
1,
],
'array response' => [
['matches', [[[0, 1], [1, 2]]], 'len', 2],
['matches' => [[[0, 1], [1, 2]]], 'len' => 2],
],
];
}
public static function stringsProvider(): array
{
return [
'with required arguments' => [
['key1', 'value1', 'key2', '2value'],
['key1', 'key2'],
'value',
],
'only length' => [
['key1', 'value1', 'key2', '2value'],
['key1', 'key2', true],
5,
],
'with matching indexes - single match' => [
['key1', 'value1', 'key2', '2value'],
['key1', 'key2', false, true],
[
'matches' => [
[
[0, 4],
[1, 5],
],
],
'len' => 5,
],
],
'with matching indexes - multiple match' => [
['key1', 'value1test', 'key2', '2valuetest'],
['key1', 'key2', false, true],
[
'matches' => [
[
[6, 9],
[6, 9],
],
[
[0, 4],
[1, 5],
],
],
'len' => 9,
],
],
'with matching indexes - MINMATCHLEN modifier' => [
['key1', 'value1test', 'key2', '2valuetest'],
['key1', 'key2', false, true, 5],
[
'matches' => [
[
[0, 4],
[1, 5],
],
],
'len' => 9,
],
],
'with matching indexes - WITHMATCHLEN modifier' => [
['key1', 'value1test', 'key2', '2valuetest'],
['key1', 'key2', false, true, 5, true],
[
'matches' => [
[
[0, 4],
[1, 5],
5,
],
],
'len' => 9,
],
],
'with wrong/empty keys arguments' => [
['key1', 'value1', 'key2', '2value'],
['key3', 'key4'],
'',
],
];
}
}
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