> node test/index
/home/travis/build/imsky/holder/node_modules/webdriverio/lib/utils/PromiseHandler.js:154
throw error;
^
RuntimeError: RuntimeError
(ECONNREFUSED:-1) Couldn't connect to selenium server
Problem: Couldn't connect to selenium server
Callstack:
-> init()
npm ERR! Test failed. See above for more details.
The command "npm test" exited with 1.
Done. Your build exited with 1.```