[test] expand simple map operator testsuite
[test] expand simple map operator testsuite

refs #1655
refs #3491

adamretter/exist,windauer/exist,wolfgangmm/exist,wolfgangmm/exist,windauer/exist,dizzzz/exist,adamretter/exist,wolfgangmm/exist,lcahlander/exist,eXist-db/exist,lcahlander/exist,eXist-db/exist,dizzzz/exist,adamretter/exist,dizzzz/exist,eXist-db/exist,dizzzz/exist,adamretter/exist,adamretter/exist,lcahlander/exist,wolfgangmm/exist,wolfgangmm/exist,lcahlander/exist,dizzzz/exist,adamretter/exist,eXist-db/exist,windauer/exist,dizzzz/exist,lcahlander/exist,windauer/exist,eXist-db/exist,windauer/exist,wolfgangmm/exist,windauer/exist,eXist-db/exist,lcahlander/exist