Imports github.com/dop251/goja github.com/gorilla/websocket go.k6.io/k6/js/common go.k6.io/k6/js/modules go.k6.io/k6/js/modules/k6/http go.k6.io/k6/lib go.k6.io/k6/metrics Standard library imports context crypto/tls errors fmt io net net/http net/http/cookiejar strconv strings sync time