Files
predis/tests/Predis/Connection/RedisClusterTest.php
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2013-12-16 15:13:18 +01:00

669 lines
23 KiB
PHP

<?php
/*
* This file is part of the Predis package.
*
* (c) Daniele Alessandri <suppakilla@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Predis\Connection;
use PredisTestCase;
use Predis\Profile;
use Predis\Response;
/**
*
*/
class RedisClusterTest extends PredisTestCase
{
/**
* @group disconnected
*/
public function testExposesCommandHashStrategy()
{
$cluster = new RedisCluster();
$this->assertInstanceOf('Predis\Cluster\RedisStrategy', $cluster->getClusterStrategy());
}
/**
* @group disconnected
*/
public function testAddingConnectionsToCluster()
{
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$cluster = new RedisCluster();
$cluster->add($connection1);
$cluster->add($connection2);
$this->assertSame(2, count($cluster));
$this->assertSame($connection1, $cluster->getConnectionById('127.0.0.1:6379'));
$this->assertSame($connection2, $cluster->getConnectionById('127.0.0.1:6380'));
}
/**
* @group disconnected
*/
public function testRemovingConnectionsFromCluster()
{
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$connection3 = $this->getMockConnection('tcp://127.0.0.1:6371');
$cluster = new RedisCluster();
$cluster->add($connection1);
$cluster->add($connection2);
$this->assertTrue($cluster->remove($connection1));
$this->assertFalse($cluster->remove($connection3));
$this->assertSame(1, count($cluster));
}
/**
* @group disconnected
*/
public function testRemovingConnectionsFromClusterByAlias()
{
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$cluster = new RedisCluster();
$cluster->add($connection1);
$cluster->add($connection2);
$this->assertTrue($cluster->removeById('127.0.0.1:6380'));
$this->assertFalse($cluster->removeById('127.0.0.1:6390'));
$this->assertSame(1, count($cluster));
}
/**
* @group disconnected
*/
public function testCountReturnsNumberOfConnectionsInPool()
{
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$connection3 = $this->getMockConnection('tcp://127.0.0.1:6381');
$cluster = new RedisCluster();
$cluster->add($connection1);
$cluster->add($connection2);
$cluster->add($connection3);
$this->assertSame(3, count($cluster));
$cluster->remove($connection3);
$this->assertSame(2, count($cluster));
}
/**
* @group disconnected
*/
public function testConnectPicksRandomConnection()
{
$connect1 = false;
$connect2 = false;
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection1->expects($this->any())
->method('connect')
->will($this->returnCallback(function () use (&$connect1) {
$connect1 = true;
}));
$connection1->expects($this->any())
->method('isConnected')
->will($this->returnCallback(function () use (&$connect1) {
return $connect1;
}));
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$connection2->expects($this->any())
->method('connect')
->will($this->returnCallback(function () use (&$connect2) {
$connect2 = true;
}));
$connection2->expects($this->any())
->method('isConnected')
->will($this->returnCallback(function () use (&$connect2) {
return $connect2;
}));
$cluster = new RedisCluster();
$cluster->add($connection1);
$cluster->add($connection2);
$cluster->connect();
$this->assertTrue($cluster->isConnected());
if ($connect1) {
$this->assertTrue($connect1);
$this->assertFalse($connect2);
} else {
$this->assertFalse($connect1);
$this->assertTrue($connect2);
}
}
/**
* @group disconnected
*/
public function testDisconnectForcesAllConnectionsToDisconnect()
{
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection1->expects($this->once())->method('disconnect');
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$connection2->expects($this->once())->method('disconnect');
$cluster = new RedisCluster();
$cluster->add($connection1);
$cluster->add($connection2);
$cluster->disconnect();
}
/**
* @group disconnected
*/
public function testIsConnectedReturnsTrueIfAtLeastOneConnectionIsOpen()
{
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection1->expects($this->once())
->method('isConnected')
->will($this->returnValue(false));
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$connection2->expects($this->once())
->method('isConnected')
->will($this->returnValue(true));
$cluster = new RedisCluster();
$cluster->add($connection1);
$cluster->add($connection2);
$this->assertTrue($cluster->isConnected());
}
/**
* @group disconnected
*/
public function testIsConnectedReturnsFalseIfAllConnectionsAreClosed()
{
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection1->expects($this->once())
->method('isConnected')
->will($this->returnValue(false));
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$connection2->expects($this->once())
->method('isConnected')
->will($this->returnValue(false));
$cluster = new RedisCluster();
$cluster->add($connection1);
$cluster->add($connection2);
$this->assertFalse($cluster->isConnected());
}
/**
* @group disconnected
*/
public function testCanReturnAnIteratorForConnections()
{
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$cluster = new RedisCluster();
$cluster->add($connection1);
$cluster->add($connection2);
$this->assertInstanceOf('Iterator', $iterator = $cluster->getIterator());
$connections = iterator_to_array($iterator);
$this->assertSame($connection1, $connections[0]);
$this->assertSame($connection2, $connections[1]);
}
/**
* @group disconnected
*/
public function testCanAssignConnectionsToCustomSlots()
{
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$connection3 = $this->getMockConnection('tcp://127.0.0.1:6381');
$cluster = new RedisCluster();
$cluster->add($connection1);
$cluster->add($connection2);
$cluster->add($connection3);
$cluster->setSlots(0, 1364, '127.0.0.1:6379');
$cluster->setSlots(1365, 2729, '127.0.0.1:6380');
$cluster->setSlots(2730, 4095, '127.0.0.1:6381');
$expectedMap = array_merge(
array_fill(0, 1365, '127.0.0.1:6379'),
array_fill(1364, 1365, '127.0.0.1:6380'),
array_fill(2729, 1366, '127.0.0.1:6381')
);
$this->assertSame($expectedMap, $cluster->getSlotsMap());
}
/**
* @group disconnected
*/
public function testAddingConnectionResetsSlotsMap()
{
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$cluster = new RedisCluster();
$cluster->add($connection1);
$cluster->setSlots(0, 4095, '127.0.0.1:6379');
$this->assertSame(array_fill(0, 4096, '127.0.0.1:6379'), $cluster->getSlotsMap());
$cluster->add($connection2);
$this->assertEmpty($cluster->getSlotsMap());
}
/**
* @group disconnected
*/
public function testRemovingConnectionResetsSlotsMap()
{
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$cluster = new RedisCluster();
$cluster->add($connection1);
$cluster->add($connection2);
$cluster->setSlots(0, 2047, '127.0.0.1:6379');
$cluster->setSlots(2048, 4095, '127.0.0.1:6380');
$expectedMap = array_merge(
array_fill(0, 2048, '127.0.0.1:6379'),
array_fill(2048, 2048, '127.0.0.1:6380')
);
$this->assertSame($expectedMap, $cluster->getSlotsMap());
$cluster->remove($connection1);
$this->assertEmpty($cluster->getSlotsMap());
}
/**
* @group disconnected
*/
public function testCanAssignConnectionsToCustomSlotsFromParameters()
{
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379?slots=0-5460');
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380?slots=5461-10921');
$connection3 = $this->getMockConnection('tcp://127.0.0.1:6381?slots=10922-16383');
$cluster = new RedisCluster();
$cluster->add($connection1);
$cluster->add($connection2);
$cluster->add($connection3);
$expectedMap = array_merge(
array_fill(0, 5461, '127.0.0.1:6379'),
array_fill(5460, 5461, '127.0.0.1:6380'),
array_fill(10921, 5462, '127.0.0.1:6381')
);
$cluster->buildSlotsMap();
$this->assertSame($expectedMap, $cluster->getSlotsMap());
}
/**
* @group disconnected
*/
public function testReturnsCorrectConnectionUsingSlotID()
{
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$connection3 = $this->getMockConnection('tcp://127.0.0.1:6381');
$cluster = new RedisCluster();
$cluster->add($connection1);
$cluster->add($connection2);
$cluster->add($connection3);
$this->assertSame($connection1, $cluster->getConnectionBySlot(0));
$this->assertSame($connection2, $cluster->getConnectionBySlot(5461));
$this->assertSame($connection3, $cluster->getConnectionBySlot(10922));
$cluster->setSlots(5461, 7096, '127.0.0.1:6380');
$this->assertSame($connection2, $cluster->getConnectionBySlot(5461));
}
/**
* @group disconnected
*/
public function testReturnsCorrectConnectionUsingCommandInstance()
{
$profile = Profile\Factory::getDefault();
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$connection3 = $this->getMockConnection('tcp://127.0.0.1:6381');
$cluster = new RedisCluster();
$cluster->add($connection1);
$cluster->add($connection2);
$cluster->add($connection3);
$set = $profile->createCommand('set', array('node:1001', 'foobar'));
$get = $profile->createCommand('get', array('node:1001'));
$this->assertSame($connection1, $cluster->getConnection($set));
$this->assertSame($connection1, $cluster->getConnection($get));
$set = $profile->createCommand('set', array('node:1048', 'foobar'));
$get = $profile->createCommand('get', array('node:1048'));
$this->assertSame($connection2, $cluster->getConnection($set));
$this->assertSame($connection2, $cluster->getConnection($get));
$set = $profile->createCommand('set', array('node:1082', 'foobar'));
$get = $profile->createCommand('get', array('node:1082'));
$this->assertSame($connection3, $cluster->getConnection($set));
$this->assertSame($connection3, $cluster->getConnection($get));
}
/**
* @group disconnected
*/
public function testWritesCommandToCorrectConnection()
{
$command = Profile\Factory::getDefault()->createCommand('get', array('node:1001'));
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection1->expects($this->once())->method('writeRequest')->with($command);
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$connection2->expects($this->never())->method('writeRequest');
$cluster = new RedisCluster();
$cluster->add($connection1);
$cluster->add($connection2);
$cluster->writeRequest($command);
}
/**
* @group disconnected
*/
public function testReadsCommandFromCorrectConnection()
{
$command = Profile\Factory::getDefault()->createCommand('get', array('node:1050'));
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection1->expects($this->never())->method('readResponse');
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$connection2->expects($this->once())->method('readResponse')->with($command);
$cluster = new RedisCluster();
$cluster->add($connection1);
$cluster->add($connection2);
$cluster->readResponse($command);
}
/**
* @group disconnected
*/
public function testDoesNotSupportKeyTags()
{
$profile = Profile\Factory::getDefault();
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$cluster = new RedisCluster();
$cluster->add($connection1);
$cluster->add($connection2);
$set = $profile->createCommand('set', array('{node:1001}:foo', 'foobar'));
$get = $profile->createCommand('get', array('{node:1001}:foo'));
$this->assertSame($connection1, $cluster->getConnection($set));
$this->assertSame($connection1, $cluster->getConnection($get));
$set = $profile->createCommand('set', array('{node:1001}:bar', 'foobar'));
$get = $profile->createCommand('get', array('{node:1001}:bar'));
$this->assertSame($connection2, $cluster->getConnection($set));
$this->assertSame($connection2, $cluster->getConnection($get));
}
/**
* @group disconnected
*/
public function testAskResponseWithConnectionInPool()
{
$askResponse = new Response\Error('ASK 1970 127.0.0.1:6380');
$command = Profile\Factory::getDefault()->createCommand('get', array('node:1001'));
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection1->expects($this->exactly(2))
->method('executeCommand')
->with($command)
->will($this->onConsecutiveCalls($askResponse, 'foobar'));
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$connection2->expects($this->at(2))
->method('executeCommand')
->with($this->isRedisCommand('ASKING'));
$connection2->expects($this->at(3))
->method('executeCommand')
->with($command)
->will($this->returnValue('foobar'));
$factory = $this->getMock('Predis\Connection\Factory');
$factory->expects($this->never())->method('create');
$cluster = new RedisCluster($factory);
$cluster->add($connection1);
$cluster->add($connection2);
$this->assertSame('foobar', $cluster->executeCommand($command));
$this->assertSame('foobar', $cluster->executeCommand($command));
$this->assertSame(2, count($cluster));
}
/**
* @group disconnected
*/
public function testAskResponseWithConnectionNotInPool()
{
$askResponse = new Response\Error('ASK 1970 127.0.0.1:6381');
$command = Profile\Factory::getDefault()->createCommand('get', array('node:1001'));
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection1->expects($this->exactly(2))
->method('executeCommand')
->with($command)
->will($this->onConsecutiveCalls($askResponse, 'foobar'));
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$connection2->expects($this->never())
->method('executeCommand');
$connection3 = $this->getMockConnection('tcp://127.0.0.1:6381');
$connection3->expects($this->at(0))
->method('executeCommand')
->with($this->isRedisCommand('ASKING'));
$connection3->expects($this->at(1))
->method('executeCommand')
->with($command)
->will($this->returnValue('foobar'));
$factory = $this->getMock('Predis\Connection\Factory');
$factory->expects($this->once())
->method('create')
->with(array('host' => '127.0.0.1', 'port' => '6381'))
->will($this->returnValue($connection3));
$cluster = new RedisCluster($factory);
$cluster->add($connection1);
$cluster->add($connection2);
$this->assertSame('foobar', $cluster->executeCommand($command));
$this->assertSame('foobar', $cluster->executeCommand($command));
$this->assertSame(2, count($cluster));
}
/**
* @group disconnected
*/
public function testMovedResponseWithConnectionInPool()
{
$movedResponse = new Response\Error('MOVED 1970 127.0.0.1:6380');
$command = Profile\Factory::getDefault()->createCommand('get', array('node:1001'));
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection1->expects($this->exactly(1))
->method('executeCommand')
->with($command)
->will($this->returnValue($movedResponse));
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$connection2->expects($this->exactly(2))
->method('executeCommand')
->with($command)
->will($this->onConsecutiveCalls('foobar', 'foobar'));
$factory = $this->getMock('Predis\Connection\Factory');
$factory->expects($this->never())->method('create');
$cluster = new RedisCluster($factory);
$cluster->add($connection1);
$cluster->add($connection2);
$this->assertSame('foobar', $cluster->executeCommand($command));
$this->assertSame('foobar', $cluster->executeCommand($command));
$this->assertSame(2, count($cluster));
}
/**
* @group disconnected
*/
public function testMovedResponseWithConnectionNotInPool()
{
$movedResponse = new Response\Error('MOVED 1970 127.0.0.1:6381');
$command = Profile\Factory::getDefault()->createCommand('get', array('node:1001'));
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379');
$connection1->expects($this->once())
->method('executeCommand')
->with($command)
->will($this->returnValue($movedResponse));
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380');
$connection2->expects($this->never())
->method('executeCommand');
$connection3 = $this->getMockConnection('tcp://127.0.0.1:6381');
$connection3->expects($this->exactly(2))
->method('executeCommand')
->with($command)
->will($this->onConsecutiveCalls('foobar', 'foobar'));
$factory = $this->getMock('Predis\Connection\Factory');
$factory->expects($this->once())
->method('create')
->with(array('host' => '127.0.0.1', 'port' => '6381'))
->will($this->returnValue($connection3));
$cluster = new RedisCluster($factory);
$cluster->add($connection1);
$cluster->add($connection2);
$this->assertSame('foobar', $cluster->executeCommand($command));
$this->assertSame('foobar', $cluster->executeCommand($command));
$this->assertSame(3, count($cluster));
}
/**
* @group disconnected
* @expectedException Predis\NotSupportedException
* @expectedExceptionMessage Cannot use 'PING' with redis-cluster.
*/
public function testThrowsExceptionOnNonSupportedCommand()
{
$ping = Profile\Factory::getDefault()->createCommand('ping');
$cluster = new RedisCluster();
$cluster->add($this->getMockConnection('tcp://127.0.0.1:6379'));
$cluster->getConnection($ping);
}
/**
* @group disconnected
*/
public function testCanBeSerialized()
{
$connection1 = $this->getMockConnection('tcp://127.0.0.1:6379?slots=0-1364');
$connection2 = $this->getMockConnection('tcp://127.0.0.1:6380?slots=1365-2729');
$connection3 = $this->getMockConnection('tcp://127.0.0.1:6381?slots=2730-4095');
$cluster = new RedisCluster();
$cluster->add($connection1);
$cluster->add($connection2);
$cluster->add($connection3);
$cluster->buildSlotsMap();
$unserialized = unserialize(serialize($cluster));
$this->assertEquals($cluster, $unserialized);
}
// ******************************************************************** //
// ---- HELPER METHODS ------------------------------------------------ //
// ******************************************************************** //
/**
* Returns a base mocked connection from Predis\Connection\SingleConnectionInterface.
*
* @param mixed $parameters Optional parameters.
* @return mixed
*/
protected function getMockConnection($parameters = null)
{
$connection = $this->getMock('Predis\Connection\SingleConnectionInterface');
if ($parameters) {
$parameters = Parameters::create($parameters);
$hash = "{$parameters->host}:{$parameters->port}";
$connection->expects($this->any())
->method('getParameters')
->will($this->returnValue($parameters));
$connection->expects($this->any())
->method('__toString')
->will($this->returnValue($hash));
}
return $connection;
}
}