WebDriver拾级而上·之七 处理对话框alert\confirm\prompt

Html代码
t.html (放在桌面)<wbr></wbr>
<html>
<wbr><wbr>&lt;head&gt;</wbr></wbr>
<wbr><wbr><wbr><wbr>&lt;title&gt;Alert&lt;/title&gt;</wbr></wbr></wbr></wbr>
<wbr><wbr>&lt;/head&gt;</wbr></wbr>
<wbr><wbr>&lt;body&gt;</wbr></wbr>
<wbr><wbr><wbr><wbr>&lt;input id = "alert" value = "alert" type = "button" onclick = "alert('欢迎!请按确认继续!');"/&gt;</wbr></wbr></wbr></wbr>
<wbr>&lt;input id = "confirm" value = "confirm" type = "button" onclick = "confirm('确定吗?');"/&gt;</wbr>
<input id = "prompt" value = "prompt" type = "button" onclick = "var name = prompt('请输入你的名字:','请输入你的名字'); document.write(name) "/>
<wbr><wbr>&lt;/body&gt;</wbr></wbr>
</html>

以上html代码在页面上显示了三个按钮,点击他们分别弹出alert、confirm、prompt对话框。如果在prompt对话框中输入文字点击确定之后,将会刷新页面,显示出这些文字 。
<wbr></wbr>
selenium webdriver 处理这些弹层的代码如下:

Java代码

<wbr></wbr>

<wbr></wbr>

package com.test;


import java.util.List;


import org.openqa.selenium.Alert;

import org.openqa.selenium.By;

import org.openqa.selenium.WebDriver;

import org.openqa.selenium.WebElement;

import org.openqa.selenium.chrome.ChromeDriver;

import org.openqa.selenium.firefox.FirefoxDriver;

import org.openqa.selenium.support.ui.Select;


public class Test_Dialogs {

public static void main(String[] args) {


String url = "file:///C:/Documents and Settings/fei yong/桌面/t.html";

<wbr><wbr>//打开chrome</wbr></wbr>

<wbr><wbr>WebDriver driver = new ChromeDriver();</wbr></wbr>

<wbr><wbr><wbr><wbr>driver.get(url);</wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr><wbr></wbr></wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr>//点击第一个按钮,输出对话框上面的文字,然后叉掉</wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr>driver.findElement(By.id("alert")).click();</wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr><span style="color:#FF0000; word-wrap:normal; word-break:normal; line-height:21px">Alert alert = driver.switchTo().alert();</span></wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr>String text = alert.getText();</wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr>System.out.println("alert:"+text);</wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr>alert.dismiss();</wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr>//点击第二个按钮,输出对话框上面的文字,然后点击确认</wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr>driver.findElement(By.id("confirm")).click();</wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr>Alert confirm = driver.switchTo().alert();</wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr>String text1 = confirm.getText();</wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr>System.out.println("confirm:"+text1);</wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr>confirm.accept();</wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr>//点击第三个按钮,输入你的名字,然后点击确认,最后</wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr>driver.findElement(By.id("prompt")).click();</wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr>Alert prompt = driver.switchTo().alert();</wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr>String text2 = prompt.getText();</wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr>System.out.println("prompt:"+text2);</wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr>prompt.sendKeys("fei");</wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr>prompt.accept();</wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr><wbr></wbr></wbr></wbr></wbr></wbr>

<wbr><wbr><wbr><wbr>//driver.quit();</wbr></wbr></wbr></wbr>

}

}



页面输出:
Started ChromeDriver
port=5650
version=19.0.1068.0
log=E:\android\selenium\test_wdng_java\chromedriver.log
alert:欢迎!请按确认继续!
confirm:确定吗?
prompt:请输入你的名字:




小结:
从以上代码可以看出 dr.switchTo().alert();这句可以得到alert\confirm\prompt对话框的对象,然后运用其方法对它进行操作。对话框操作的主要方法有:
<wbr></wbr>
getText() <wbr><wbr>得到它的文本值</wbr></wbr>
accept() <wbr><wbr><wbr>相当于点击它的"确认"</wbr></wbr></wbr>
dismiss() <wbr><wbr>相当于点击"取消"或者叉掉对话框</wbr></wbr>
sendKeys() 输入值,这个alert\confirm没有对话框就不能用了,不然会报错。
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