自学selenium练习题第四节-页面元素基本操作

package selenium.test;import java.util.List;import org.openqa.selenium.By;import org.openqa.selenium.WebDriver;import org.openqa.selenium.WebDriver.Navigation;import org.openqa.selenium.WebElement;import org.openqa.selenium.chrome.ChromeDriver;import org.openqa.selenium.support.ui.Select;public class class_test {public WebDriver driver;public void startChrome(){System.setProperty("webdriver.chrome.driver", "files/chromedriver.exe");driver=new ChromeDriver();driver.manage().window().maximize();}public void closeChrome(){driver.close();driver.quit();}public void goTo(String url){System.out.println(url);driver.navigate().to(url);}public void textInput(String xpath,String text){driver.findElement(By.xpath(xpath)).sendKeys(new String[]{text});}public void clearInput(String xpath){driver.findElement(By.xpath(xpath)).clear();}public void clickLink(String xpath)//超链接{driver.findElement(By.xpath(xpath)).click();}public void testOptions(String xpath,String value)//下拉菜单{WebElement element=driver.findElement(By.xpath(xpath));//定义一个element来接收下拉列表Select select=new Select(element);//定义一个select列表对象来获取下拉列表的值select.selectByValue(value);//注意此处都填小写，填大写会捕捉不到页面元素select.selectByVisibleText("Volvo");//value不区分大小写，VisbleText区分大小写，String temp_str=select.getFirstSelectedOption().getText();//First不是列表第一个，是下拉列表当前选中的System.out.println(temp_str);List options=select.getOptions();//获取下拉列表int option_size=options.size();//获取下拉列表大小System.out.println(option_size);for(int i=0;i<option_size;i++)select.selectByIndex(i);//通过获取option_size来完成遍历，也可以随机选择}public void testRadiobox(String xpath,int index)//单选框{List elements= driver.findElements(By.xpath(xpath));//Webelement对象只能获取一个返回结果，如果要获取多个选项值，需要定义List类型//需要注意将element列表强制转换为WebElement属性，否则不能调用WebElement的方法，比如click()，identity返回的是多个表项，注意要用findElements而不是findElement方法WebElement element=(WebElement) elements.get(index);//获取列表中的单个对象进行操作element.click();boolean select =element.isSelected();System.out.println(select);}public void testCheckbox(String xpath,int index)//{List elements=driver.findElements(By.xpath(xpath));int list_size=elements.size();WebElement element=(WebElement) elements.get(index);element.click();for(int i=0;i<list_size;i++){element=(WebElement) elements.get(i);if(element.isSelected())continue;elseelement.click();}}public void clickButton(String xpath){WebElement element=driver.findElement(By.xpath(xpath));boolean enabled=element.isEnabled();if(enabled)element.click();elseSystem.out.println("button is disabled");}public void getAttribute(String xpath){WebElement element=driver.findElement(By.xpath(xpath));String id=element.getAttribute("id");System.out.println(id);}public static void main(String[] args) {class_test t=new class_test();t.startChrome();t.goTo("file:///D:/demo.html");t.textInput("//input[@id='user']","kuanpeng_tang");t.clickLink("//a[@class='baidu']");t.goTo("file:///D:/demo.html");t.testOptions("//select[@name='select']","audi");t.testRadiobox("//div[@id='radio']//*[@name='identity']",2);t.testCheckbox("//*[@type='checkbox']",3);t.getAttribute("//div[@id='radio']");t.clickButton("//div[@id='alert']//input[@type='button']");t.closeChrome();}}