我努力让node-huxley运行起来。在全局安装之后，我安装了node-selenium驱动程序，克隆了repo并尝试在示例上运行Huxley。但是，我发现了这个错误。
似乎表明服务器没有运行，但我已经验证它正确运行在localhost：8000上。有任何想法如何调试这个？
firefox opening.
At 1 type and toggle.hux
/usr/local/lib/node_modules/huxley/node_modules/selenium-webdriver/lib/webdriver/promise.js:1549
throw error;
^
Error: ECONNREFUSED connect ECONNREFUSED
at ClientRequest.<anonymous> (/usr/local/lib/node_modules/huxley/node_modules/selenium-webdriver/http/index.js:127:16)
at ClientRequest.EventEmitter.emit (events.js:95:17)
at Socket.socketErrorListener (http.js:1547:9)
at Socket.EventEmitter.emit (events.js:95:17)
at net.js:440:14
at process._tickCallback (node.js:415:13)
==== async task ====
WebDriver.createSession()
at Function.webdriver.WebDriver.acquireSession_ (/usr/local/lib/node_modules/huxley/node_modules/selenium-webdriver/lib/webdriver/webdriver.js:131:49)
at Function.webdriver.WebDriver.createSession (/usr/local/lib/node_modules/huxley/node_modules/selenium-webdriver/lib/webdriver/webdriver.js:111:30)
at Builder.build (/usr/local/lib/node_modules/huxley/node_modules/selenium-webdriver/builder.js:105:20)
at _open (/usr/local/lib/node_modules/huxley/source/browser/driver.js:28:6)
at Object.open (/usr/local/lib/node_modules/huxley/source/browser/driver.js:49:3)
at _openRunAndClose (/usr/local/lib/node_modules/huxley/index.js:76:11)
at /usr/local/lib/node_modules/huxley/index.js:169:5
at /usr/local/lib/node_modules/huxley/index.js:217:5
at /usr/local/lib/node_modules/huxley/source/playback/getPlaybackInfos.js:121:5