public function testBasic()
{
$storage = new ArrayStorage();
$storage->offsetSet('key', 'value');
$this->assertEquals('value', $storage->offsetGet('key'), 'offsetGet after offsetSet');
$this->assertEquals('value', $storage->get('key'), 'get after offsetSet');
$this->assertEquals('value', $storage['key'], '[]get after offsetSet');
$this->assertEquals('value', $storage->key, '__get after offsetSet');
$storage->key2 = 'value2';
$this->assertEquals('value2', $storage->key2, '__get after __set');
$this->assertEquals('value2', $storage->get('key2'), 'get after __set');
$this->assertEquals('value', $storage->getFirst(), 'first item getter');
$this->assertEquals('value2', $storage->getLast(), 'last item getter');
}