public function testNormalOriginalEventShouldHaveNoExtensionElements() {
        $this->originalEvent->href = "http://www.google.com/calendar/feeds/nobody@gmail.com/private/composite";
        $this->originalEvent->id = "abcdef123456789";
        
        $this->assertEquals("http://www.google.com/calendar/feeds/nobody@gmail.com/private/composite", $this->originalEvent->href);
        $this->assertEquals("abcdef123456789", $this->originalEvent->id);
                
        $this->assertEquals(0, count($this->originalEvent->extensionElements));
        $newOriginalEvent = new Zend_Gdata_Extension_OriginalEvent(); 
        $newOriginalEvent->transferFromXML($this->originalEvent->saveXML());
        $this->assertEquals(0, count($newOriginalEvent->extensionElements));
        $newOriginalEvent->extensionElements = array(
                new Zend_Gdata_App_Extension_Element('foo', 'atom', null, 'bar'));
        $this->assertEquals(1, count($newOriginalEvent->extensionElements));
        $this->assertEquals("http://www.google.com/calendar/feeds/nobody@gmail.com/private/composite", $newOriginalEvent->href);
        $this->assertEquals("abcdef123456789", $newOriginalEvent->id);

        /* try constructing using magic factory */
        $gdata = new Zend_Gdata();
        $newOriginalEvent2 = $gdata->newOriginalEvent();
        $newOriginalEvent2->transferFromXML($newOriginalEvent->saveXML());
        $this->assertEquals(1, count($newOriginalEvent2->extensionElements));
        $this->assertEquals("http://www.google.com/calendar/feeds/nobody@gmail.com/private/composite", $newOriginalEvent2->href);
        $this->assertEquals("abcdef123456789", $newOriginalEvent2->id);
    }