/** * All array access keys * * @return array */ public function keys() { return $this->services->contents(); }
public function testContents() { $lockbox = new LockBox(); $lockbox->set('item1', 'value1'); $lockbox->set('item2', 'value2'); $lockbox->set('item3', 'value3'); $lockbox->set('item4', 'value4'); $this->assertEquals(['item1', 'item2', 'item3', 'item4'], $lockbox->contents()); }