/**
  * Test that we can alter an item based on it's offset
  */
 public function testOffsetExists()
 {
     $this->_arrayCollection = new Messaging\ArrayCollection($this->_data);
     $this->assertTrue($this->_arrayCollection->offsetExists(1));
 }
 /**
  * Test that we can alter an item based on it's offset
  */
 public function testOffsetExists()
 {
     $this->_arrayCollection = new Zend_Amf_Value_Messaging_ArrayCollection($this->_data);
     $this->assertTrue($this->_arrayCollection->offsetExists(1));
 }