test, url: improve escaping in url.parse
Checklist
-
make -j8 test
(UNIX), orvcbuild test nosign
(Windows) passes -
tests and/or benchmarks are included -
commit message follows commit guidelines
Affected core subsystem(s)
test, url
Description of change
- rename variables in autoEscapeStr so they are easier to understand
- comment the escaping algorithm
- increase coverage for autoEscapeStr