public function get(UnitTester $I)
{
$I->wantTo('Get cached by using Memory as cache backend');
$key = 'data-get';
$data = [uniqid(), gethostname(), microtime(), get_include_path(), time()];
$cache = new Memory(new Data(['lifetime' => 20]));
$I->setProtectedProperty($cache, '_data', [$key => serialize($data)]);
$I->assertEquals($data, $cache->get($key));
$I->assertNull($cache->get('non-existent-key'));
$I->assertEquals([$key => serialize($data)], $I->getProtectedProperty($cache, '_data'));
$I->setProtectedProperty($cache, '_data', [$key => 100]);
$I->assertEquals(100, $cache->get($key));
$I->assertEquals([$key => 100], $I->getProtectedProperty($cache, '_data'));
}