得保留....

package.json

@@ -66,6 +66,7 @@
     "babel-preset-stage-2": "6.22.0",
     "babel-register": "6.22.0",
     "chalk": "2.3.0",
+    "chromedriver": "2.27.2",
     "copy-webpack-plugin": "4.0.1",
     "cross-spawn": "5.0.1",
     "css-loader": "0.28.0",

test/e2e/nightwatch.conf.js

@@ -12,9 +12,9 @@ module.exports = {
     server_path: require('selenium-server').path,
     host: '127.0.0.1',
     port: 4444,
-    // cli_args: {
-    //   'webdriver.chrome.driver': require('chromedriver').path
-    // }
+    cli_args: {
+      'webdriver.chrome.driver': require('chromedriver').path
+    }
   },
 
   test_settings: {