junit 单元测试

import org.junit.After;
import org.junit.Before;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
import org.springframework.http.ResponseEntity;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.AbstractJUnit4SpringContextTests;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.springframework.web.client.RestTemplate;

@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration({"classpath:applicationContext.xml"})
public abstract class BaseControllerTest extends AbstractJUnit4SpringContextTests {

	@Autowired
	protected RestTemplate restTemplate;

	String BASE_URI = "http://localhost:8080/testWeb";
	
	HttpHeaders requestHeaders = new HttpHeaders();
	
	@Before
	public void init(){
		//requestHeaders.set("authid", "7109923982");
		//requestHeaders.set("currid", "1332265025218");
		//requestHeaders.set("sghkey", "f7d30182f6918671b6c13bdcef1fd5fc");
		System.out.println("init headers ...");
	}
	
	protected <T> T httpRequest(String url, HttpMethod method, Class<T> responseType, Object ... uriVariables){
		HttpEntity<Object> requestEntity = new HttpEntity<Object>(requestHeaders);
		ResponseEntity<T> responseEntity = restTemplate.exchange(url, method, requestEntity, responseType, uriVariables);
		return responseEntity.getBody();
	}
	
	protected <T> T httpRequest(String url, HttpMethod method, Object data, Class<T> responseType, Object ... uriVariables){
		HttpEntity<Object> requestEntity = new HttpEntity<Object>(data, requestHeaders);
		ResponseEntity<T> responseEntity = restTemplate.exchange(url, method, requestEntity, responseType, uriVariables);
		return responseEntity.getBody();
	}
	
	@After
	public void destory(){
		requestHeaders = null;
		restTemplate = null;
		System.out.println("release objects ...");
	}
}