WebDriver中的Actions对象

package com.example.tests;
import static org.junit.Assert.*;
import org.junit.*;
import org.openqa.selenium.*;
import org.openqa.selenium.firefox.FirefoxDriver;
import org.openqa.selenium.interactions.Actions;
public class Selenium2 {
WebDriver driver = new FirefoxDriver();
@Test
public void tableTest() {
driver.get("D:\\demo\\DoubleClickDemo.html");
WebElement message = driver.findElement(By.id("message"));
//  验证初始字体为14px
assertEquals("14px", message.getCssValue("font-size"));
Actions builder = new Actions(driver);
builder.doubleClick(message).build().perform();
//  验证点击后字体变为20px
assertEquals("20px", message.getCssValue("font-size"));
driver.close();
}
}

package com.example.tests;
import static org.junit.Assert.*;
import org.junit.*;
import org.openqa.selenium.*;
import org.openqa.selenium.ie.InternetExplorerDriver;
import org.openqa.selenium.interactions.Actions;
public class Selenium2 {
@Test
public void testDragDrop() {
WebDriver driver = new InternetExplorerDriver();
driver.get("D:\\demo\\DragAndDrop.html");
WebElement source = driver.findElement(By.id("draggable"));
WebElement target = driver.findElement(By.id("droppable"));
Actions builder = new Actions(driver);
builder.dragAndDrop(source, target).perform();
try {
assertEquals("Dropped!", target.getText());
} catch (Error e) {
e.printStackTrace();
}finally{
driver.close();
}
}
}