test wss

index.js

 var express = require('express');
 var app = express();
-// app.use(express.static('public'));
+app.use('/wss', express.static(__dirname));
 // var server = app.listen(3001, function(){
 //   console.log('http listening on *:3001');
 // });

package-lock.json

@@ -75,6 +75,11 @@
       "resolved": "https://registry.npmjs.org/callsite/-/callsite-1.0.0.tgz",
       "integrity": "sha1-KAOY5dZkvXQDi28JBRU+borxvCA="
     },
+    "commander": {
+      "version": "2.15.1",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
+      "integrity": "sha512-VlfT9F3V0v+jr4yxPc5gg9s62/fIVWsd2Bk2iD435um1NlGMYdVCq+MjcXnhYq2icNOizHr1kK+5TI6H0Hy0ag=="
+    },
     "component-bind": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/component-bind/-/component-bind-1.0.0.tgz",
@@ -417,6 +422,11 @@
       "resolved": "https://registry.npmjs.org/ms/-/ms-0.7.2.tgz",
       "integrity": "sha1-riXPJRKziFodldfwN4aNhDESR2U="
     },
+    "mute-stream": {
+      "version": "0.0.8",
+      "resolved": "https://registry.npmjs.org/mute-stream/-/mute-stream-0.0.8.tgz",
+      "integrity": "sha512-nnbWWOkoWyUsTjKrhgD0dcz22mdkSnpYqbEjIm2nhwhuxlSkpywJmBo8h0ZqJdkp73mb90SssHkN4rsRaBAfAA=="
+    },
     "negotiator": {
       "version": "0.6.2",
       "resolved": "https://registry.npmjs.org/negotiator/-/negotiator-0.6.2.tgz",
@@ -480,6 +490,14 @@
       "resolved": "https://registry.npmjs.org/range-parser/-/range-parser-1.2.1.tgz",
       "integrity": "sha512-Hrgsx+orqoygnmhFbKaHE6c296J+HTAQXoxEF6gNupROmmGJRoyzfG3ccAveqCBrwr/2yxQ5BVd/GTl5agOwSg=="
     },
+    "read": {
+      "version": "1.0.7",
+      "resolved": "https://registry.npmjs.org/read/-/read-1.0.7.tgz",
+      "integrity": "sha1-s9oZvQUkMal2cdRKQmNK33ELQMQ=",
+      "requires": {
+        "mute-stream": "~0.0.4"
+      }
+    },
     "send": {
       "version": "0.15.1",
       "resolved": "https://registry.npmjs.org/send/-/send-0.15.1.tgz",
@@ -652,6 +670,26 @@
         "async-limiter": "~1.0.0"
       }
     },
+    "wscat": {
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/wscat/-/wscat-2.2.1.tgz",
+      "integrity": "sha512-8/qT8dpCD8eKm7zS+AowXzwoC6887uhT1yWFGjQpQQXG5/7J+xO42kY/YKZoJT1t/AC3Vd4TxSssdN2+KzPdZg==",
+      "requires": {
+        "commander": "~2.15.0",
+        "read": "~1.0.7",
+        "ws": "~5.2.0"
+      },
+      "dependencies": {
+        "ws": {
+          "version": "5.2.2",
+          "resolved": "https://registry.npmjs.org/ws/-/ws-5.2.2.tgz",
+          "integrity": "sha512-jaHFD6PFv6UgoIVda6qZllptQsMlDEJkTQcybzzXDYM1XO9Y8em691FGMPmM46WGyLU4z9KMgQN+qrux/nhlHA==",
+          "requires": {
+            "async-limiter": "~1.0.0"
+          }
+        }
+      }
+    },
     "xmlhttprequest-ssl": {
       "version": "1.5.5",
       "resolved": "https://registry.npmjs.org/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.5.5.tgz",