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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\CountMinSketch;
use Predis\Command\PrefixableCommand;
use Predis\Command\Redis\PredisCommandTestCase;
use Predis\Response\ServerException;
/**
* @group commands
* @group realm-stack
*/
class CMSMERGE_Test extends PredisCommandTestCase
{
/**
* {@inheritDoc}
*/
protected function getExpectedCommand(): string
{
return CMSMERGE::class;
}
/**
* {@inheritDoc}
*/
protected function getExpectedId(): string
{
return 'CMSMERGE';
}
/**
* @group disconnected
* @dataProvider argumentsProvider
*/
public function testFilterArguments(array $actualArguments, array $expectedArguments): void
{
$command = $this->getCommand();
$command->setArguments($actualArguments);
$this->assertSame($expectedArguments, $command->getArguments());
}
/**
* @group disconnected
*/
public function testParseResponse(): void
{
$this->assertSame(1, $this->getCommand()->parseResponse(1));
}
/**
* @group disconnected
*/
public function testPrefixKeys(): void
{
/** @var PrefixableCommand $command */
$command = $this->getCommand();
$actualArguments = ['dest', ['key1', 'key2', 'key3'], [10]];
$prefix = 'prefix:';
$expectedArguments = ['prefix:dest', 3, 'prefix:key1', 'prefix:key2', 'prefix:key3', 'WEIGHTS', 10];
$command->setArguments($actualArguments);
$command->prefixKeys($prefix);
$this->assertSame($expectedArguments, $command->getArguments());
}
/**
* @group connected
* @group relay-resp3
* @dataProvider sketchesProvider
* @param array $mergeArguments
* @param string $destinationKey
* @param array $items
* @param array $expectedCounts
* @return void
* @requiresRedisBfVersion >= 2.0.0
*/
public function testMergeSketchesAndSaveWithinDestinationCountMinSketch(
array $mergeArguments,
string $destinationKey,
array $items,
array $expectedCounts
): void {
$redis = $this->getClient();
$redis->cmsinitbyprob('source1', 0.001, 0.01);
$redis->cmsinitbyprob('source2', 0.001, 0.01);
$redis->cmsinitbyprob('destination', 0.001, 0.01);
$redis->cmsincrby('source1', 'item1', 1, 'item2', 1);
$redis->cmsincrby('source2', 'item1', 1, 'item2', 1);
$actualResponse = $redis->cmsmerge(...$mergeArguments);
$this->assertEquals('OK', $actualResponse);
$this->assertSame($expectedCounts, $redis->cmsquery('destination', ...$items));
}
/**
* @group connected
* @return void
* @requiresRedisBfVersion >= 2.6.0
*/
public function testMergeSketchesAndSaveWithinDestinationCountMinSketchResp3(): void
{
$redis = $this->getResp3Client();
$redis->cmsinitbyprob('source1', 0.001, 0.01);
$redis->cmsinitbyprob('source2', 0.001, 0.01);
$redis->cmsinitbyprob('destination', 0.001, 0.01);
$redis->cmsincrby('source1', 'item1', 1, 'item2', 1);
$redis->cmsincrby('source2', 'item1', 1, 'item2', 1);
$actualResponse = $redis->cmsmerge('destination', ['source1', 'source2']);
$this->assertEquals('OK', $actualResponse);
$this->assertSame([2, 2], $redis->cmsquery('destination', 'item1', 'item2'));
}
/**
* @group connected
* @group relay-resp3
* @return void
* @requiresRedisBfVersion >= 2.0.0
*/
public function testThrowsExceptionOnNonExistingDestinationCountMinSketch(): void
{
$redis = $this->getClient();
$redis->cmsinitbyprob('source1', 0.001, 0.01);
$redis->cmsinitbyprob('source2', 0.001, 0.01);
$this->expectException(ServerException::class);
$this->expectExceptionMessage('CMS: key does not exist');
$redis->cmsmerge('destination', ['source1', 'source2']);
}
/**
* @group connected
* @group relay-resp3
* @return void
* @requiresRedisBfVersion >= 2.0.0
*/
public function testThrowsExceptionOnNonExistingSourceCountMinSketch(): void
{
$redis = $this->getClient();
$redis->cmsinitbyprob('source1', 0.001, 0.01);
$redis->cmsinitbyprob('destination', 0.001, 0.01);
$this->expectException(ServerException::class);
$this->expectExceptionMessage('CMS: key does not exist');
$redis->cmsmerge('destination', ['source1', 'source2']);
}
/**
* @group connected
* @group relay-resp3
* @return void
* @requiresRedisBfVersion >= 2.0.0
*/
public function testThrowsExceptionOnDifferentCountMinSketchesConfigurations(): void
{
$redis = $this->getClient();
$redis->cmsinitbyprob('source1', 0.001, 0.01);
$redis->cmsinitbyprob('source2', 0.01, 0.01);
$redis->cmsinitbyprob('destination', 0.001, 0.01);
$this->expectException(ServerException::class);
$this->expectExceptionMessage('CMS: width/depth is not equal');
$redis->cmsmerge('destination', ['source1', 'source2']);
}
public static function argumentsProvider(): array
{
return [
'with default arguments' => [
['destination', ['source']],
['destination', 1, 'source'],
],
'with multiple sources' => [
['destination', ['source1', 'source2']],
['destination', 2, 'source1', 'source2'],
],
'with WEIGHTS' => [
['destination', ['source1', 'source2'], [1, 3]],
['destination', 2, 'source1', 'source2', 'WEIGHTS', 1, 3],
],
];
}
public static function sketchesProvider(): array
{
return [
'with default arguments' => [
['destination', ['source1', 'source2']],
'destination',
['item1', 'item2'],
[2, 2],
],
'with modified WEIGHTS' => [
['destination', ['source1', 'source2'], [2, 4]],
'destination',
['item1', 'item2'],
[6, 6],
],
];
}
}
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