This pull request contains additional tests with a whitespace-only URI string.
The background for my defective test cases: In BaseX, $result[namespace-uri() = ' '] is (well, was) rewritten to $result/self::Q{ }*. It turned out that the two queries are not equivalent as the URI string of the second query is whitespace-normalized.
This pull request contains additional tests with a whitespace-only URI string.
The background for my defective test cases: In BaseX,
$result[namespace-uri() = ' ']is (well, was) rewritten to$result/self::Q{ }*. It turned out that the two queries are not equivalent as the URI string of the second query is whitespace-normalized.