||Else case for hasOwnProperty.
||Exit function terminates the current processus, hence it can't be tested.
||When host detection fails, the gpf.hosts.unknown value is used. This case can't be tested.
||Coverage is estimated with the source version of GPF-JS, i.e. in DEBUG mode.
||This method is defined as a property getter but is used only once for now as it is not exposed.
||WScript.Echo can't be bound to WScript and is not testable.
||Exception handling inside promise handlers are securing the code. No time was spent to understand how exceptions could occur in some particular case.
||When WScript is simulated with NodeJS, the member proto exists
||When flavors are used, the gpf.fs namespace might be missing
||No structure to test case when page location ends with /