HttpUnit学习入门例子

import java.io.IOException;
import java.net.MalformedURLException;

import org.xml.sax.SAXException;

import com.meterware.httpunit.GetMethodWebRequest;
import com.meterware.httpunit.HttpUnitOptions;
import com.meterware.httpunit.PostMethodWebRequest;
import com.meterware.httpunit.WebConversation;
import com.meterware.httpunit.WebForm;
import com.meterware.httpunit.WebLink;
import com.meterware.httpunit.WebRequest;
import com.meterware.httpunit.WebResponse;

public class HttpunitTest {

	public static void main(String[] args) {
		try {
			//HttpunitTest.testGetHtmlContent();
			//HttpunitTest.testGetMethod();
			//HttpunitTest.testPostMethod();
			HttpunitTest.testFormSubmit();
		} catch (Exception e) {
			e.printStackTrace();
		}
	}
	
	public static void testGetHtmlContent() throws IOException, SAXException{
		System.out.println("直接获取网页内容：");  
		HttpUnitOptions.setScriptingEnabled(false);
        // 建立一个WebConversation实例  
        WebConversation wc = new WebConversation();  
        // 向指定的URL发出请求，获取响应  
        WebResponse wr = wc.getResponse("http://www.baidu.com.cn");  
        // 用getText方法获取相应的全部内容  
        // 用System.out.println将获取的内容打印在控制台上  
        System.out.println(wr.getText());  
	}
	
	/** 
     * 用get方法获取页面内容 
     * @throws MalformedURLException 
     * @throws IOException 
     * @throws SAXException 
     */  
    public static void testGetMethod() throws MalformedURLException,  
            IOException, SAXException {  
        System.out.println("向服务器发送数据，然后获取网页内容：");  
        // 建立一个WebConversation实例  
        WebConversation wc = new WebConversation();  
        // 向指定的URL发出请求  
        WebRequest req = new GetMethodWebRequest("http://localhost:8080/test.html");  
        // 给请求加上参数  
        req.setParameter("query", "四氯化碳");  
        // 获取响应对象  
        WebResponse resp = wc.getResponse(req);  
        // 用getText方法获取相应的全部内容  
        // 用System.out.println将获取的内容打印在控制台上  
        System.out.println(resp.getText());  
  
    } 
    
    /** 
     * 用post方法获取页面内容 
     * @throws MalformedURLException 
     * @throws IOException 
     * @throws SAXException 
     */  
    public static void testPostMethod() throws MalformedURLException,  
            IOException, SAXException {  
        System.out.println("使用Post方式向服务器发送数据，然后获取网页内容：");  
        // 建立一个WebConversation实例  
        WebConversation wc = new WebConversation();  
        // 向指定的URL发出请求  
        WebRequest req = new PostMethodWebRequest("http://baidu.com/lii");  
        // 给请求加上参数  
        req.setParameter("user_name", "test");  
        req.setParameter("password", "111111");  
        // 获取响应对象  
        WebResponse resp = wc.getResponse(req);  
  
        // 用getText方法获取相应的全部内容  
        // 用System.out.println将获取的内容打印在控制台上  
        System.out.println(resp.getText());  
    }
    
    /** 
     * 获取页面链接并模拟点击 
     * @throws MalformedURLException 
     * @throws IOException 
     * @throws SAXException 
     */  
    public static void testClickLink() throws MalformedURLException,  
            IOException, SAXException {  
        System.out.println("获取页面中链接指向页面的内容：");  
        // 建立一个WebConversation实例  
        WebConversation wc = new WebConversation();  
        // 获取响应对象  
        WebResponse resp = wc.getResponse("http://www.265.com/");  
        // 获得页面链接对象  
        WebLink link = resp.getLinkWith("百度");  
        // 模拟用户单击事件  
        link.click();  
        // 获得当前的响应对象  
        WebResponse nextLink = wc.getCurrentPage();  
  
        // 用getText方法获取相应的全部内容  
        // 用System.out.println将获取的内容打印在控制台上  
        System.out.println(nextLink.getText());  
  
    }
    
    /**
	 * 测试WebForm的处理表单和提交能力
	 */
	public static void testFormSubmit(){
		HttpUnitOptions.setScriptingEnabled(false);
		WebConversation wc = new WebConversation();
		WebRequest request = new PostMethodWebRequest("http://baidu.com/li/");
		WebResponse response = null;
		try {
			response = wc.getResponse(request);
			//获得Html中的form表单，HttpUnit将他封装成WebForm对象
			WebForm form = response.getForms()[0];
			//WebForm对象提供getParameterValue的方法将根据表单中的name获得对应的value,而不用管该元素的类型。
			//对表单进行处理操作
			form.setParameter("username", "le");
			form.setParameter("password", "le");
			//提交表单 获得新的response
			response = form.submit();
			System.out.println(response.getText());
			System.out.println("----------------------------");
			// 获得页面链接对象  
	        WebLink link = response.getLinkWith("新闻中心");  
	        //模拟用户单击事件  
	        link.click();  
	        // 获得当前的响应对象  
	        WebResponse nextLink = wc.getCurrentPage();  
	        // 用getText方法获取相应的全部内容  
	        // 用System.out.println将获取的内容打印在控制台上  
	        System.out.println(nextLink.getText());  
			
		} catch (IOException e) {
			e.printStackTrace();
		} catch (SAXException e) {
			e.printStackTrace();
		}
	}
	
}

常用语句：

initialPage.getLinkWithID( "go" ).click();
wc.getResponse( getHostPath() + "/TextPage.txt" ).getReceivedPage().getTitle();
structuredPage.getDOM()
wc.getClientProperties().setOverrideContextType( "text/html" );
simplePage.getTitle() );
simplePage.getCharacterSet()
new GetMethodWebRequest( "file:" + file.getAbsolutePath() )
addResourceHeader( "SimplePage.html", "Refresh: 2;URL=NextPage.html" );
wc.getClientProperties().setAutoRefresh( true );
simplePage.getMetaTagContent("name","robots"));
simplePage.getMetaTagContent("name","keywords"));
simplePage.getMetaTagContent("http-equiv","Expires")
simplePage.getExternalStyleSheet()
simplePage.getElementWithID( "aForm" )
simplePage.getElementsWithName( "aForm" )
simplePage.getElementsWithAttribute( "class", "first" )
wc.getResponse("/NoLinks.html" ).getLinks()
simplePage.getLinkWith( "no link" )
getLinkWithImageText( "Next -->" )
HttpUnitOptions.setImagesTreatedAsAltText( true );
simplePage.getLinkWith( "Next -->" )
simplePage.getFirstMatchingLink( WebLink.MATCH_URL_STRING, "/other.html" )
simplePage.getLinkWithName( "nextLink" )
simplePage.getElementWithID( "activeID" )
initialPage.getLinkWithImageText("Blah Blah")
nextPage.getTitle()
link.click()
link.getTarget() ).getTitle()
wc.getResponse( link.getRequest() )
request.getRequestParameterNames()
HttpUnitOptions.setLoggingHttpHeaders(false);
HttpUnitOptions.setScriptingEnabled( false );
simplePage.getImages()
WebImage image = simplePage.getImageWithAltText( "one" )
simplePage.getImageWithSource( "junk.png" )
link.getURLString()
imageRequest.getURL().toExternalForm()
wc.getFrameNames()
wc.getFrameContents( "_top" )
e.getResponseCode()
e.getResponseMessage()
response.getText()
response.getContentType()
wc.getCookieValue( "name" )
wc.getCookieNames()
wc.getCookieDetails("age")
wc.putCookie( "EMPTYVALUE", "non-empty" );
wc.getClientProperties().setUserAgent( "me alone" );
wc.setHeaderField( "junky", "Mozilla 6" );
wc.setAuthorization( "user", "password" );
wc.setProxyServer( "localhost", getHostPort(), "user", "password" );
WebForm form = wr.getFormWithID( "main" );
form.setParameter( "name", "master" );
form.submit();
SubmitButton button = form.getSubmitButton( "save", button.click()
page.getFormWithID( "form" ).getSubmitButton( "update" )
page.getFormWithName( "nobody" )
form.getParameterNames()
form.hasParameterNamed( "third" )
form.getParameterValue( "name" )
WebForm form = _wc.getResponse( getHostPath() + "/OneForm.html" ).getForms()[0];
WebRequest request = form.getRequest();
request.setParameter( "name", "master" );
form.reset()
response.getTextBlocks() 获取段落
BlockElement paragraph = response.getTextBlocks()[1];
paragraph.getLinks()
paragraph.getLinkWithID( "httpunit" )
response.getTextBlocks()[0].getLinkWithID( "httpunit" ) 
paragraph.getFirstMatchingLink( WebLink.MATCH_CONTAINED_TEXT, "home page" ) 
paragraph.getLinkWithID( "httpunit" ).getRequest().getURL().toExternalForm()
request.getURL().toExternalForm()
table.getRowCount()
table.getColumnCount()
table.getCellAsText( 2, 0 )
page.getTableWithID("table")
table.getTableCellWithID("id2")
form.getMethod() 
form.getAction()
form.getScriptableObject().setAction( "/tell" )
form.getSubmitButtons()
form.getButtonWithID("doit")

参考文章：

http://www.myexception.cn/software/753419.html
http://blog.csdn.net/zhongweijian/article/details/7619299