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<?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\Command;
/**
* @group commands
* @group realm-string
*/
class StringIncrementByFloatTest extends PredisCommandTestCase
{
/**
* {@inheritdoc}
*/
protected function getExpectedCommand()
{
return 'Predis\Command\StringIncrementByFloat';
}
/**
* {@inheritdoc}
*/
protected function getExpectedId()
{
return 'INCRBYFLOAT';
}
/**
* @group disconnected
*/
public function testFilterArguments()
{
$arguments = array('key', 5.0);
$expected = array('key', 5.0);
$command = $this->getCommand();
$command->setArguments($arguments);
$this->assertSame($expected, $command->getArguments());
}
/**
* @group disconnected
*/
public function testParseResponse()
{
$this->assertSame(5.0, $this->getCommand()->parseResponse(5.0));
}
/**
* @group connected
*/
public function testCreatesNewKeyOnNonExistingKey()
{
$redis = $this->getClient();
$this->assertEquals(10.5, $redis->incrbyfloat('foo', 10.5));
$this->assertEquals(10.5, $redis->get('foo'));
}
/**
* @group connected
*/
public function testReturnsTheValueOfTheKeyAfterIncrement()
{
$redis = $this->getClient();
$redis->set('foo', 2);
// We use round() to avoid errors on some platforms, see the following
// issue https://github.com/predis/predis/issues/220 for reference.
$this->assertEquals(22.123, $redis->incrbyfloat('foo', 20.123));
$this->assertEquals(10, round($redis->incrbyfloat('foo', -12.123), 5));
$this->assertEquals(-100.01, round($redis->incrbyfloat('foo', -110.01), 5));
}
/**
* @group connected
*/
public function testThrowsExceptionOnDecrementValueNotFloat()
{
$this->expectException('\Predis\Response\ServerException');
$this->expectExceptionMessage('ERR value is not a valid float');
$redis = $this->getClient();
$redis->incrbyfloat('foo', 'bar');
}
/**
* @group connected
*/
public function testThrowsExceptionOnKeyValueNotFloat()
{
$this->expectException('\Predis\Response\ServerException');
$this->expectExceptionMessage('ERR value is not a valid float');
$redis = $this->getClient();
$redis->set('foo', 'bar');
$redis->incrbyfloat('foo', 10.0);
}
/**
* @group connected
*/
public function testThrowsExceptionOnWrongType()
{
$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->incrbyfloat('metavars', 10.0);
}
}
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