用于在Node上使用Selenium的WebDriverJs截取屏幕截图的正确语法 [英] Correct syntax for taking screenshots with Selenium's WebDriverJs on Node
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问题描述
使用 Selenium的webdriverjs <运行网络驱动程序测试时截取屏幕截图的正确方法是什么? / a>?
What is the correct way of taking a screenshot when running a webdriver test with Selenium's webdriverjs?
我已经启动了独立的selenium服务器,我可以看到在selenium-server上记录了获取截屏的命令,但屏幕截图不是正在保存。
I have the stand-alone selenium server started and I can see the command for taking screenshot is logged on the selenium-server, but the screenshot is not being saved.
我的代码如下:
var webdriver = require('selenium-webdriver');
var driver = new webdriver.Builder().usingServer('http://localURL:4444/wd/hub').withCapabilities({'browserName': 'chrome'}).build();
driver.get([URL to webserver on my local machine])
driver.takeScreenshot("c:\\selenium_local_map\\out1.png");
推荐答案
截屏返回将使用Base64解析的承诺编码的png。要编写数据,您需要执行以下操作:
Take screenshot returns a promise that will resolve with a Base64 encoded png. To write the data, you'll need to do something like the following:
function writeScreenshot(data, name) {
name = name || 'ss.png';
var screenshotPath = 'C:\\selenium_local_map\\';
fs.writeFileSync(screenshotPath + name, data, 'base64');
};
driver.takeScreenshot().then(function(data) {
writeScreenshot(data, 'out1.png');
});
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