/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.wink.itest.cachetest;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import java.util.TimeZone;
import javax.ws.rs.core.Response;
import junit.framework.TestCase;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpMethod;
import org.apache.commons.httpclient.methods.PostMethod;
import org.apache.wink.itest.cache.NewsStory;
import org.apache.wink.test.integration.ServerEnvironmentInfo;
public class ClientTest extends TestCase {
final private static String NEWS_BASE_URI =
ServerEnvironmentInfo.getBaseURI() + ((ServerEnvironmentInfo
.isRestFilterUsed()) ? "" : "/cache")
+ "/news";
private static final DateFormat formatter =
new SimpleDateFormat(
"EEE, dd MMM yyyy HH:mm:ss zzz",
Locale.ENGLISH);
static {
formatter.setLenient(false);
formatter.setTimeZone(TimeZone.getTimeZone("GMT"));
}
@Override
public void setUp() {
/*
* clear the database entries
*/
HttpClient client = new HttpClient();
HttpMethod method = null;
try {
System.out.println(NEWS_BASE_URI + "/clear");
method = new PostMethod(NEWS_BASE_URI + "/clear");
client.executeMethod(method);
assertEquals(204, method.getStatusCode());
} catch (Exception e) {
e.printStackTrace();
fail(e.getMessage());
} finally {
if (method != null) {
method.releaseConnection();
}
}
}
/**
* This test will demonstrate various usages of the ETag and 'If-Match'
* headers. It will show how different scenarios result in different HTTP
* status codes and different response entities.
*/
public void testNewsResourceWithETag() throws Exception {
// always start with a fresh set of resources for testing purposes
// first create the resource
NewsStory story = new NewsStory();
story.setContent("This is a breaking news story");
story.setTitle("Local Hero Saves Kid");
NewsHttpClient client = new NewsHttpClient(NEWS_BASE_URI, null);
Response response = client.addNewsStory(story);
assertNotNull(response);
String location = (String)response.getMetadata().getFirst("Location");
String etag = (String)response.getMetadata().getFirst("ETag");
// now send a request with an 'If-Match' with a matching value,
// we should get back a 304
Map<String, String> reqHdrs = new HashMap<String, String>();
reqHdrs.put("If-Match", etag);
client = new NewsHttpClient(NEWS_BASE_URI, reqHdrs);
location = location.startsWith("/") ? location.substring(1) : location;
response = client.getNewsStory("Local%20Hero%20Saves%20Kid");
assertNotNull(response);
assertEquals("Expected 200 not returned", response.getStatus(), 200);
// update the content of the story
client = new NewsHttpClient(NEWS_BASE_URI, null);
String newContent = "A local man rescued a kid from a burning building";
story.setContent(newContent);
response = client.updateNewsStory(story);
String updatedETag = (String)response.getMetadata().getFirst("ETag");
assertNotNull(updatedETag);
// now try to get with the old ETag value, we should get a 412
// back indicating our precondition failed
client = new NewsHttpClient(NEWS_BASE_URI, reqHdrs);
location = location.startsWith("/") ? location.substring(1) : location;
response = client.getNewsStory("Local%20Hero%20Saves%20Kid");
assertNotNull(response);
assertNull(response.getEntity());
assertEquals("Expected 412 not returned", response.getStatus(), 412);
// now ensure that using the ETag we got back on the PUT results
// in a 304 status
reqHdrs.put("If-Match", updatedETag);
client = new NewsHttpClient(NEWS_BASE_URI, reqHdrs);
location = location.startsWith("/") ? location.substring(1) : location;
response = client.getNewsStory("Local%20Hero%20Saves%20Kid");
assertNotNull(response);
assertEquals("Expected 200 not returned", response.getStatus(), 200);
}
/**
* This test will demonstrate various usages of the Last-Modified header. It
* will show how different scenarios result in different HTTP status codes
* and different response entities.
*/
public void testNewsResourceWithLastModified() throws Exception {
// first create the resource
NewsStory story = new NewsStory();
story.setContent("This is a breaking news story");
story.setTitle("Local Hero Saves Kid");
NewsHttpClient client = new NewsHttpClient(NEWS_BASE_URI, null);
Response response = client.addNewsStory(story);
assertNotNull(response);
String lastModified = (String)response.getMetadata().getFirst("Last-Modified");
Date date = formatter.parse(lastModified);
Map<String, String> reqHdrs = new HashMap<String, String>();
reqHdrs.put("If-Modified-Since", lastModified);
client = new NewsHttpClient(NEWS_BASE_URI, reqHdrs);
response = client.getNewsStory("Local%20Hero%20Saves%20Kid");
assertNotNull(response);
assertEquals("Expected 304 not returned", 304, response.getStatus());
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
calendar.set(Calendar.YEAR, 2006);
lastModified = formatter.format(calendar.getTime());
reqHdrs.put("If-Modified-Since", lastModified);
client = new NewsHttpClient(NEWS_BASE_URI, reqHdrs);
response = client.getNewsStory("Local%20Hero%20Saves%20Kid");
assertNotNull(response);
story = (NewsStory)response.getEntity();
assertNotNull(story);
}
}