Merge pull request #191 from particle-iot/bug/sc-132018/device-events-console-page-is-not-working

fix: [sc-132018] Device events console page is not working in Firefox

Author: monkbroc

src/EventStream.js

@@ -26,10 +26,12 @@ class EventStream extends EventEmitter {
 
             const isSecure = protocol === 'https:';
             const requestor = isSecure ? https : http;
+            const nonce = global.performance ? global.performance.now() : 0;
             const req = requestor.request({
                 hostname,
                 protocol,
-                path,
+                // Firefox has issues making multiple fetch requests with the same parameters so add a nonce
+                path: `${path}?nonce=${nonce}`,
                 headers: {
                     'Authorization': `Bearer ${this.token}`
                 },

test/EventStream.spec.js

@@ -49,7 +49,7 @@ describe('EventStream', () => {
                 expect(http.request).to.have.been.calledWith({
                     hostname: 'hostname',
                     protocol: 'http:',
-                    path: '/path',
+                    path: '/path?nonce=0',
                     headers: {
                         'Authorization': 'Bearer token'
                     },