ChainAdapterTest.php
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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Cache\Tests\Adapter;
use PHPUnit\Framework\MockObject\MockObject;
use Symfony\Component\Cache\Adapter\AdapterInterface;
use Symfony\Component\Cache\Adapter\ArrayAdapter;
use Symfony\Component\Cache\Adapter\ChainAdapter;
use Symfony\Component\Cache\Adapter\FilesystemAdapter;
use Symfony\Component\Cache\PruneableInterface;
use Symfony\Component\Cache\Tests\Fixtures\ExternalAdapter;
/**
* @author Kévin Dunglas <dunglas@gmail.com>
* @group time-sensitive
*/
class ChainAdapterTest extends AdapterTestCase
{
public function createCachePool($defaultLifetime = 0, $testMethod = null)
{
if ('testGetMetadata' === $testMethod) {
return new ChainAdapter([new FilesystemAdapter('', $defaultLifetime)], $defaultLifetime);
}
return new ChainAdapter([new ArrayAdapter($defaultLifetime), new ExternalAdapter(), new FilesystemAdapter('', $defaultLifetime)], $defaultLifetime);
}
public function testEmptyAdaptersException()
{
$this->expectException('Symfony\Component\Cache\Exception\InvalidArgumentException');
$this->expectExceptionMessage('At least one adapter must be specified.');
new ChainAdapter([]);
}
public function testInvalidAdapterException()
{
$this->expectException('Symfony\Component\Cache\Exception\InvalidArgumentException');
$this->expectExceptionMessage('The class "stdClass" does not implement');
new ChainAdapter([new \stdClass()]);
}
public function testPrune()
{
if (isset($this->skippedTests[__FUNCTION__])) {
$this->markTestSkipped($this->skippedTests[__FUNCTION__]);
}
$cache = new ChainAdapter([
$this->getPruneableMock(),
$this->getNonPruneableMock(),
$this->getPruneableMock(),
]);
$this->assertTrue($cache->prune());
$cache = new ChainAdapter([
$this->getPruneableMock(),
$this->getFailingPruneableMock(),
$this->getPruneableMock(),
]);
$this->assertFalse($cache->prune());
}
/**
* @return MockObject|PruneableCacheInterface
*/
private function getPruneableMock()
{
$pruneable = $this
->getMockBuilder(PruneableCacheInterface::class)
->getMock();
$pruneable
->expects($this->atLeastOnce())
->method('prune')
->willReturn(true);
return $pruneable;
}
/**
* @return MockObject|PruneableCacheInterface
*/
private function getFailingPruneableMock()
{
$pruneable = $this
->getMockBuilder(PruneableCacheInterface::class)
->getMock();
$pruneable
->expects($this->atLeastOnce())
->method('prune')
->willReturn(false);
return $pruneable;
}
/**
* @return MockObject|AdapterInterface
*/
private function getNonPruneableMock()
{
return $this
->getMockBuilder(AdapterInterface::class)
->getMock();
}
}
interface PruneableCacheInterface extends PruneableInterface, AdapterInterface
{
}