xpath/tests/org.w3c.xqts.testsuite/Queries/XQuery/Expressions/CondExpr/CondExpr005.xq

(: Name: CondExpr005 :)
(: Description: Empty node set from a path expression as test condition :)

(: insert-start :)
declare variable $input-context external;
(: insert-end :)

if ($input-context//NodeDoesNotExist) then
    <elem1/>
else
    <elem2/>