public function testNormalAttendeeTypeShouldHaveNoExtensionElements()
 {
     $this->attendeeType->value = "http://schemas.google.com/g/2005#event.optional";
     $this->assertEquals("http://schemas.google.com/g/2005#event.optional", $this->attendeeType->value);
     $this->assertEquals(0, count($this->attendeeType->extensionElements));
     $newAttendeeType = new Zend_Gdata_Extension_AttendeeType();
     $newAttendeeType->transferFromXML($this->attendeeType->saveXML());
     $this->assertEquals(0, count($newAttendeeType->extensionElements));
     $newAttendeeType->extensionElements = array(new Zend_Gdata_App_Extension_Element('foo', 'atom', null, 'bar'));
     $this->assertEquals(1, count($newAttendeeType->extensionElements));
     $this->assertEquals("http://schemas.google.com/g/2005#event.optional", $newAttendeeType->value);
     /* try constructing using magic factory */
     $gdata = new Zend_Gdata();
     $newAttendeeType2 = $gdata->newAttendeeType();
     $newAttendeeType2->transferFromXML($newAttendeeType->saveXML());
     $this->assertEquals(1, count($newAttendeeType2->extensionElements));
     $this->assertEquals("http://schemas.google.com/g/2005#event.optional", $newAttendeeType2->value);
 }