Failing tests for HttpComponentsClientHttpRequestFactory (Spring 4.0.x)

RestTemplateTest.java

package org.springframework.issues;

import static org.hamcrest.Matchers.*;
import static org.junit.Assert.*;

import java.net.SocketTimeoutException;

import org.apache.http.conn.ConnectTimeoutException;
import org.junit.Test;
import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
import org.springframework.util.StopWatch;
import org.springframework.web.client.ResourceAccessException;
import org.springframework.web.client.RestTemplate;

// TODO add these tests into HttpComponentsClientHttpRequestFactoryTests.java

public class RestTemplateTest {

	@Test(timeout = 3000)
	public void connectionTimeoutWorksWell() throws Exception {
		HttpClient httpClient = new DefaultHttpClient();
//		HttpClient httpClient = HttpClientBuilder.create().build(); // 4.3+ (works OK)

		HttpComponentsClientHttpRequestFactory hrf = new HttpComponentsClientHttpRequestFactory(httpClient);
		RestTemplate restTemplate = new RestTemplate(hrf);

		int timeout = 1000;
		hrf.setConnectTimeout(timeout);

		StopWatch sw = new StopWatch();
		sw.start();
		try {
			// 10.255.255.1 is an unroutable address (to yield a connection timeout)
			restTemplate.getForObject("http://10.255.255.1:8080", String.class);
		}
		catch(ResourceAccessException ex) {
			Throwable rootEx = ex.getRootCause();
			assertThat(rootEx,
					anyOf(instanceOf(SocketTimeoutException.class),
						  instanceOf(ConnectTimeoutException.class) )
					);
		}
		finally {
			sw.stop();
		}

		int elapsedTime = (int) sw.getTotalTimeMillis();
		System.out.println(elapsedTime);
		assertTrue(String.format("elapsedTime should be about %d ms (was %d ms)", timeout, elapsedTime),
				timeout <= elapsedTime && elapsedTime <= timeout + 200);
	}

}