send keys模拟按键输入

场景

sendKeys方法可以模拟一些组合键操作,比如ctrl+a等。另外有时候我们需要在测试时使用tab键将焦点转移到下一个元素,这时候也需要sendKeys。在某些更复杂的情况下,还会出现使用sendKeys来模拟上下键来操作下拉列表的情况。

代码

下面的代码演示了如何将A多行文本框中的内容清空并复制到B文本框中。

send_keys.html

    <html>
        <head>
            <meta http-equiv="content-type" content="text/html;charset=utf-8" />
            <title>send keys</title>        
            <script type="text/javascript" async="" src="http://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
            <link href="http://netdna.bootstrapcdn.com/twitter-bootstrap/2.3.2/css/bootstrap-combined.min.css" rel="stylesheet" />        
        </head>
        <body>
            <h3>send keys</h3>
            <div class="row-fluid">
            <div class="span3">        
                <div class="well">
                    <label>A</label>
                    <textarea rows="10", cols="10" id="A">I think watir-webdriver is better than selenium-webdriver</textarea>
                </div>            
            </div>
            <div class="span3">        
                <div class="well">
                    <label>B</label>
                    <textarea rows="10", cols="10" id="B"></textarea>
                </div>            
            </div>
            </div>        
        </body>
        <script src="http://netdna.bootstrapcdn.com/twitter-bootstrap/2.3.2/js/bootstrap.min.js"></script>
    </html>

send_keys.java

    import java.io.File;

    import org.openqa.selenium.By;
    import org.openqa.selenium.Keys;
    import org.openqa.selenium.WebDriver;
    import org.openqa.selenium.chrome.ChromeDriver;


    public class SendKeys {

        public static void main(String[] args) throws InterruptedException {
            WebDriver dr = new ChromeDriver();

            File file = new File("src/send_keys.html");
            String filePath = "file:///" + file.getAbsolutePath();
            System.out.printf("now accesss %s \n", filePath);

            dr.get(filePath);
            Thread.sleep(1000);

    //        copy content of A
            dr.findElement(By.id("A")).sendKeys(Keys.chord(Keys.CONTROL + "a"));
            Thread.sleep(1000);
            dr.findElement(By.id("A")).sendKeys(Keys.chord(Keys.CONTROL + "x"));

    //        paste to B
            dr.findElement(By.id("B")).sendKeys(Keys.chord(Keys.CONTROL + "v"));

    //        SendKeys to A
            dr.findElement(By.id("A")).sendKeys(Keys.chord("watir webdriver is better than selenium webdriver"));

            Thread.sleep(1000);
            System.out.println("browser will be close");
            dr.quit();    
        }

    }

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