Tests workspace mappings

uiSourceCode for url http://www.example.com/index.html: EXISTS
uiSourceCode for url http://localhost/index.html: EXISTS
uiSourceCode for url http://localhost/foo/index.html: EXISTS
uiSourceCode for url https://localhost/index.html: EXISTS
uiSourceCode for url file:///var/www/localhost/index.html: EXISTS
uiSourceCode for url file:///var/www/localhost/index2.html: null