Add e2e testing boilerplate

frontend/package.json

@@ -9,6 +9,7 @@
     "build": "nuxt build",
     "start": "nuxt start",
     "post-update": "yarn upgrade --latest",
+    "test": "nightwatch --config ./test/nightwatch.json",
     "build-start": "nuxt build; nuxt start"
   },
   "author": "",
@@ -20,5 +21,9 @@
     "cookie-parser": "^1.4.4",
     "nuxt": "latest",
     "openid-client": "^3.7.3"
+  },
+  "devDependencies": {
+    "chromedriver": "^77.0.0",
+    "nightwatch": "^1.2.4"
   }
 }

frontend/test/e2e/index.test.js

+module.exports = {
+  'Demo test Index' : function (browser) {
+    console.log(this)
+    browser
+      .url(browser.globals.url)
+      .waitForElementVisible('body')
+      .assert.containsText('.jumbotron', 'Welcome to OpenAppStack')
+      .end();
+  }
+};

frontend/test/nightwatch.json

+{
+  "src_folders" : ["e2e"],
+  "webdriver" : {
+    "start_process": true,
+    "server_path": "node_modules/.bin/chromedriver",
+    "port": 9515
+  },
+  "test_settings" : {
+    "default" : {
+      "desiredCapabilities": {
+        "browserName": "chrome"
+      },
+      "globals_path": "nightwatch_globals.js"
+    }
+  }
+}

frontend/test/nightwatch_globals.js

+var resolve = require('path').resolve
+var Nuxt = require('nuxt').Nuxt
+var Builder = require('nuxt').Builder
+
+const rootDir = resolve(__dirname, '..')
+const port = 4000
+const host = "localhost"
+const url = "http://"+host+":"+port.toString()
+let config = {}
+try { config = require(resolve(rootDir, 'nuxt.config.js')) } catch (e) {}
+const nuxt = new Nuxt(config)
+var nuxtIsBuild = false
+
+module.exports = {
+  'default' : {
+    asyncHookTimeout: 20000,
+    url: url,
+    nuxt: nuxt,
+    serverHost: host,
+    serverPort: port,
+  },
+  before : async function(cb){
+      if (!nuxtIsBuild){
+        console.log("Building nuxt components");
+        await new Builder(nuxt).build();
+        nuxtIsBuild = true
+      }
+      console.log("Starting nuxt server");
+      nuxt.listen(port, host)
+      cb();
+  },
+  after : async function(cb){
+    console.log("Shutting down nuxt");
+    await nuxt.close()
+    cb();
+  }
+};