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matomo / tests /PHPUnit /Integration /Settings /Storage /Backend /CacheTest.php
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<?php
/**
* Matomo - free/libre analytics platform
*
* @link https://matomo.org
* @license https://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
*/
namespace Piwik\Tests\Integration\Settings\Storage\Backend;
use Piwik\Settings\Storage\Backend\Cache;
use Piwik\Tests\Framework\Mock\Settings\FakeBackend;
use Piwik\Tests\Framework\TestCase\IntegrationTestCase;
/**
* @group Settings
* @group Backend
* @group Storage
*/
class CacheTest extends IntegrationTestCase
{
/**
* @var FakeBackend
*/
private $backend;
/**
* @var Cache
*/
private $cacheBackend;
public function setUp(): void
{
parent::setUp();
$this->backend = new FakeBackend('MySuperStorageKey');
$this->cacheBackend = new Cache($this->backend);
}
public function testGetStorageIdShouldReturnStorageOfActualPlugin()
{
$this->assertSame('MySuperStorageKey', $this->cacheBackend->getStorageId());
}
public function testLoadShouldActuallyLoadDataFromBackend()
{
$this->assertSame($this->backend->load(), $this->cacheBackend->load());
$this->assertNotEmpty($this->cacheBackend->load());
}
public function testLoadShouldCacheData()
{
$this->assertNotValueCached();
$this->cacheBackend->load();
$this->assertValueCached();
$this->assertValueIsActuallyInCache();
}
public function testDeleteShouldClearCacheAndData()
{
$this->cacheBackend->load();
$this->assertValueCached();
$this->cacheBackend->delete();
$this->assertNotValueCached();
$this->assertSame(array(), $this->cacheBackend->load());
$this->assertSame(array(), $this->backend->load());
}
public function testSaveShouldClearCacheAndUpdateData()
{
$this->cacheBackend->load();
$this->assertValueCached();
$value = array('new' => 'value');
$this->cacheBackend->save($value);
$this->assertNotValueCached();
$this->assertSame($value, $this->cacheBackend->load());
$this->assertSame($value, $this->backend->load());
$this->assertValueCached();
$this->assertValueIsActuallyInCache();
}
private function assertValueIsActuallyInCache()
{
$this->assertSame($this->backend->load(), $this->getCache()->fetch($this->getCacheKey()));
}
private function assertValueCached()
{
$this->assertTrue($this->getCache()->contains($this->getCacheKey()));
}
private function assertNotValueCached()
{
$this->assertFalse($this->getCache()->contains($this->getCacheKey()));
}
private function getCacheKey()
{
return $this->cacheBackend->getStorageId();
}
private function getCache()
{
return Cache::buildCache();
}
}