selenium webdriver处理HTML5 的视频播放

import org.openqa.selenium.By;
import org.openqa.selenium.JavascriptExecutor;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.chrome.ChromeDriver;
public class Video {
      public static void main(String args[]) throws InterruptedException {
            WebDriver driver = new ChromeDriver();
            driver.get("http://videojs.com/");
            WebElement video = driver.findElement(By.id("home_video"));
            JavascriptExecutor jse = (JavascriptExecutor)driver;
            //获得视屏的URL
            jse.executeScript("return arguments[0].currentSrc;",video);
            //播放视屏，播放15 秒钟
            jse.executeScript("return arguments[0].play()", video);
            Thread.sleep(15000);
            //暂停视屏
            jse.executeScript("arguments[0].pause()", video);
            driver.quit();
       }
}