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<?php
namespace Elastica\Test\Connection\Strategy;
use Elastica\Connection\Strategy\CallbackStrategy;
use Elastica\Test\Base;
/**
* Description of CallbackStrategyTest.
*
* @author chabior
*/
class CallbackStrategyTest extends Base
{
/**
* @group unit
*/
public function testInvoke()
{
$count = 0;
$callback = function ($connections) use (&$count) {
$count++;
};
$strategy = new CallbackStrategy($callback);
$strategy->getConnection(array());
$this->assertEquals(1, $count);
}
/**
* @group unit
*/
public function testIsValid()
{
// closure is valid
$isValid = CallbackStrategy::isValid(function () {});
$this->assertTrue($isValid);
// object implementing __invoke
$isValid = CallbackStrategy::isValid(new CallbackStrategyTestHelper());
$this->assertTrue($isValid);
// static method as string
$isValid = CallbackStrategy::isValid('Elastica\Test\Connection\Strategy\CallbackStrategyTestHelper::getFirstConnectionStatic');
$this->assertTrue($isValid);
// static method as array
$isValid = CallbackStrategy::isValid(array('Elastica\Test\Connection\Strategy\CallbackStrategyTestHelper', 'getFirstConnectionStatic'));
$this->assertTrue($isValid);
// object method
$isValid = CallbackStrategy::isValid(array(new CallbackStrategyTestHelper(), 'getFirstConnectionStatic'));
$this->assertTrue($isValid);
// function name
$isValid = CallbackStrategy::isValid('array_pop');
$this->assertTrue($isValid);
}
/**
* @group unit
*/
public function testFailIsValid()
{
$isValid = CallbackStrategy::isValid(new \stdClass());
$this->assertFalse($isValid);
$isValid = CallbackStrategy::isValid('array_pop_pop_pop_pop_pop_pop');
$this->assertFalse($isValid);
}
/**
* @group functional
*/
public function testConnection()
{
$count = 0;
$config = array('connectionStrategy' => function ($connections) use (&$count) {
++$count;
return current($connections);
});
$client = $this->_getClient($config);
$response = $client->request('/_aliases');
$this->assertEquals(1, $count);
$this->assertTrue($response->isOk());
$strategy = $client->getConnectionStrategy();
$this->assertInstanceOf('Elastica\Connection\Strategy\CallbackStrategy', $strategy);
}
}
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