Use sauce_browsers.json.

build/sauce_browsers.json

 [
   {
     "browserName": "safari",
-    "platform": "OS X 10.11"
+    "platform": "OS X 10.11",
+    "version": "latest"
   },
   {
     "browserName": "chrome",

build/saucelabs-unit-test.js

+'use strict'
+
+const path = require('path')
 const JSUnitSaucelabs = require('jsunitsaucelabs')
 
+// Docs: https://wiki.saucelabs.com/display/DOCS/Platform+Configurator
+// Mac Opera is not currently supported by Sauce Labs
+// Win Opera 15+ is not currently supported by Sauce Labs
+// iOS Chrome is not currently supported by Sauce Labs
+
 const jsUnitSaucelabs = new JSUnitSaucelabs({
   username: process.env.SAUCE_USERNAME,
   password: process.env.SAUCE_ACCESS_KEY,
   build:    process.env.TRAVIS_JOB_ID
 })
 
+const testURL      = 'http://localhost:3000/js/tests/index.html?hidepassed'
+const browsersFile = require(path.resolve(__dirname, './sauce_browsers.json'))
+let jobsDone       = 0
+let jobsSuccess    = 0
 
-// TODO : get all the browsers in sauce_browsers.yml
-// Docs: https://wiki.saucelabs.com/display/DOCS/Platform+Configurator
-// Mac Opera is not currently supported by Sauce Labs
-// Win Opera 15+ is not currently supported by Sauce Labs
-// iOS Chrome is not currently supported by Sauce Labs
+const waitingCallback = (error, body, id) => {
+  if (error) {
+    console.error(error)
+    process.exit(1)
+    return
+  }
 
-const testURL = 'http://localhost:3000/js/tests/index.html?hidepassed'
+  if (typeof body !== 'undefined') {
+    if (!body.completed) {
+      setTimeout(() => {
+        jsUnitSaucelabs.getStatus(id, (error, body) => {
+          waitingCallback(error, body, id)
+        })
+      }, 2000)
+    } else {
+      const test = body['js tests'][0]
+      let passed = false
 
-jsUnitSaucelabs.start([
-  ['Windows 8', 'internet explorer', '10']
-], testURL, 'qunit', (error, success) => {
-  if (typeof success !== 'undefined') {
-    const taskIds = success['js tests']
-    if (!taskIds || !taskIds.length) {
-      throw new Error('Error starting tests through SauceLabs API')
-    }
+      if (test.result !== null) {
+        passed = test.result.total === test.result.passed
+      }
 
-    const waitingCallback = (error, success) => {
-      if (error) {
-        console.error(error)
-        return
+      console.log(`Tested ${testURL}`)
+      console.log(`Platform: ${test.platform.join(',')}`)
+      console.log(`Passed: ${passed.toString()}`)
+      console.log(`Url ${test.url} \n`)
+
+      if (passed) {
+        jobsSuccess++
       }
+      jobsDone++
 
-      if (typeof success !== 'undefined') {
-        if (!success.completed) {
-          jsUnitSaucelabs.getStatus(taskIds[0], waitingCallback)
-        } else {
-          const test = success['js tests'][0]
-          let passed = false
-          if (test.result !== null) {
-            passed = test.result.total === test.result.passed
-          }
-          console.log(`Tested ${testURL}`)
-          console.log(`Platform: ${test.platform.join(',')}`)
-          console.log(`Passed: ${passed.toString()}`)
-          console.log(`Url ${test.url}`)
-        }
+      // Exit
+      if (jobsDone === browsersFile.length - 1) {
+        jsUnitSaucelabs.stop()
+        process.exit(jobsDone === jobsSuccess ? 0 : 1)
       }
     }
+  }
+}
+
+jsUnitSaucelabs.on('tunnelCreated', () => {
+  browsersFile.forEach((tmpBrowser) => {
+    const broPlatform = typeof tmpBrowser.platform === 'undefined' ? tmpBrowser.platformName : tmpBrowser.platform
+    const arrayBro    = [broPlatform, tmpBrowser.browserName, tmpBrowser.version]
+    jsUnitSaucelabs.start([arrayBro], testURL, 'qunit', (error, success) => {
+      if (typeof success !== 'undefined') {
+        const taskIds = success['js tests']
+
+        if (!taskIds || !taskIds.length) {
+          throw new Error('Error starting tests through SauceLabs API')
+        }
 
-    taskIds.forEach((id) => {
-      jsUnitSaucelabs.getStatus(id, waitingCallback)
+        taskIds.forEach((id) => {
+          jsUnitSaucelabs.getStatus(id, (error, body) => {
+            waitingCallback(error, body, id)
+          })
+        })
+      } else {
+        console.error(error)
+      }
     })
-  }
+  })
 })
+jsUnitSaucelabs.initTunnel()

package-lock.json

@@ -3345,7 +3345,9 @@
       }
     },
     "jsunitsaucelabs": {
-      "version": "git+https://github.com/Johann-S/JSUnitSaucelabs.git#3847edd62151076e26b4d4af9815d6d5edc64e66",
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/jsunitsaucelabs/-/jsunitsaucelabs-1.2.0.tgz",
+      "integrity": "sha512-Jgqe0+XRvnkF4r6fmfwsEC8DC38EgsCU7XCGGJ8Y+G1ze38isLmzTlCSNwyG/NNJuYivbABauwCk53KAne1cLQ==",
       "dev": true,
       "requires": {
         "sauce-tunnel": "2.5.0"

package.json

@@ -87,7 +87,7 @@
     "eslint": "^4.2.0",
     "eslint-plugin-compat": "^1.0.4",
     "htmllint-cli": "^0.0.6",
-    "jsunitsaucelabs": "^1.1.0",
+    "jsunitsaucelabs": "^1.2.0",
     "node-sass": "^4.5.3",
     "nodemon": "^1.11.0",
     "npm-run-all": "^4.0.2",