This tests that AXRole for dl element is AXDescriptionList.
On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
PASS dlElement.role is 'AXRole: AXDescriptionList'
PASS dtElement.role is 'AXRole: AXTerm'
PASS ddElement.role is 'AXRole: AXDefinition'
PASS successfullyParsed is true
TEST COMPLETE
term
definition