HttpClient做接口测试时自定义参数长度
在做http接口测试的时候，老是要做一大堆的参数和值，整个界面看着相当别扭，于是就把参数部分组合放到一个方法中，把执行放到一个方法中，主函数就只要获取response字符串做处理做断言就好了，这样这个代码看上去清爽多了，这里用到了httpclient、dom4j、testng的jar包。
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.List;
import org.apache.http.HttpEntity;
import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.util.EntityUtils;
import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;
import org.testng.AssertJUnit;
public class HttpInterfaceTest {
private static String url;
private static String[][] keyVlaueList = {{"cdkey","6SDK"},{"password","160489"}}; //根据需要自定义接口参数个数及参数值
private static List<NameValuePair> postPara = new ArrayList<NameValuePair>();
private static String responseEntiy;
/**
* 组装请求参数
* @param keyVlaueList
*/
public static List<NameValuePair> getPostPara(String[][] keyVlaueList) throws DocumentException{
for(int i = 0;i<keyVlaueList.length;i++)
{
postPara.add(new BasicNameValuePair(keyVlaueList[i][0],keyVlaueList[i][1]));
}
return postPara;
}
/**
* 获取接口返回字符串
* @param url
*/
public static String getResponse(String url){
try {
postPara = getPostPara(keyVlaueList);
CloseableHttpClient httpclient = HttpClients.createDefault();
HttpPost post = new HttpPost(url);
post.setEntity(new UrlEncodedFormEntity(postPara));
CloseableHttpResponse response = httpclient.execute(post);
HttpEntity entiyResponse = response.getEntity();
responseEntiy = EntityUtils.toString(entiyResponse).trim();
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
} catch (ClientProtocolException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}catch (DocumentException e) {
e.printStackTrace();
}
return responseEntiy;
}
public static void main(String[] args){
url = "http://xxxxxxx/querybalance.action";
responseEntiy = getResponse(url);
//获取的字符串：responseEntiy = <?xml version="1.0" encoding="UTF-8"?><response><error>0</error><message>1442.4</message></response>
//根据接口返回的字符类型做相应的解析，自由发挥！
try {
Document document = DocumentHelper.parseText(responseEntiy);
Element rootElement = document.getRootElement();
Element nodeElement = rootElement.element("error");
String errorString = nodeElement.getTextTrim();
if (!errorString.equals("0")){
AssertJUnit.fail(responseEntiy);
}
}catch (DocumentException e) {
e.printStackTrace();
}
}
}