是否可以使用Selenium WebDriver进行截图?
(注:不含硒遥控器)
是否可以使用Selenium WebDriver进行截图?
(注:不含硒遥控器)
当前回答
Java
我解决了这个问题。你可以扩展RemoteWebDriver,给它所有的接口,它的代理驱动程序实现:
WebDriver augmentedDriver = new Augmenter().augment(driver);
((TakesScreenshot)augmentedDriver).getScreenshotAs(...); // It works this way
其他回答
Python
每个WebDriver都有一个. save_截图(filename)方法。所以对于Firefox,它可以这样使用:
from selenium import webdriver
browser = webdriver.Firefox()
browser.get('http://www.google.com/')
browser.save_screenshot('screenie.png')
令人困惑的是,.get_screenshot_as_file(filename)方法也存在,它做同样的事情。
还有一些方法:.get_screenshot_as_base64()(用于嵌入HTML)和.get_screenshot_as_png()(用于检索二进制数据)。
注意,WebElements有一个.截图()方法,它的工作原理类似,但只捕获所选元素。
PHP
public function takescreenshot($event)
{
$errorFolder = dirname(dirname(__FILE__)) . DIRECTORY_SEPARATOR . "ErrorScreenshot";
if(!file_exists($errorFolder)){
mkdir($errorFolder);
}
if (4 === $event->getResult()) {
$driver = $this->getSession()->getDriver();
$screenshot = $driver->getWebDriverSession()->screenshot();
file_put_contents($errorFolder . DIRECTORY_SEPARATOR . 'Error_' . time() . '.png', base64_decode($screenshot));
}
}
Java
我无法得到可接受的答案,但根据当前的WebDriver文档,以下内容对我来说在OS X v10.9 (Mavericks)上的Java 7工作得很好:
import java.io.File;
import java.net.URL;
import org.openqa.selenium.OutputType;
import org.openqa.selenium.TakesScreenshot;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.remote.Augmenter;
import org.openqa.selenium.remote.DesiredCapabilities;
import org.openqa.selenium.remote.RemoteWebDriver;
public class Testing {
public void myTest() throws Exception {
WebDriver driver = new RemoteWebDriver(
new URL("http://localhost:4444/wd/hub"),
DesiredCapabilities.firefox());
driver.get("http://www.google.com");
// RemoteWebDriver does not implement the TakesScreenshot class
// if the driver does have the Capabilities to take a screenshot
// then Augmenter will add the TakesScreenshot methods to the instance
WebDriver augmentedDriver = new Augmenter().augment(driver);
File screenshot = ((TakesScreenshot)augmentedDriver).
getScreenshotAs(OutputType.FILE);
}
}
Java
String yourfilepath = "E:\\username\\Selenium_Workspace\\foldername";
// Take a snapshort
File snapshort_file = ((TakesScreenshot) mWebDriver)
.getScreenshotAs(OutputType.FILE);
// Copy the file into folder
FileUtils.copyFile(snapshort_file, new File(yourfilepath));
c#代码
IWebDriver driver = new FirefoxDriver();
driver.get("http://www.google.com/");
File scrFile = ((ITakesScreenshot)driver).GetScreenshotAs(OutputType.FILE);
// Now you can do whatever you need to do with it, for example copy somewhere
FileUtils.copyFile(scrFile, new File("c:\\tmp\\screenshot.png"));