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INT-786, more refactoring and tests, added FileUrlFeedFetcher which will allow feed URLs to be specified as file:// (mainly for testing)

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This commit is contained in:
Oleg Zhurakousky
2010-10-17 10:05:54 -04:00
parent 24fa72aab2
commit 59c525a490
12 changed files with 461 additions and 95 deletions
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8
spring-integration-feed/src/test/java/log4j.properties Normal file
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log4j.rootCategory=WARN, stdout
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%c{1}: %m%n
log4j.category.org.springframework.integration=WARN
log4j.category.org.springframework.integration.feed=DEBUG

80
spring-integration-feed/src/test/java/org/springframework/integration/feed/FeedEntryReaderMessageSourceTests.java Normal file
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/*
* Copyright 2002-2010 the original author or authors.
*
* Licensed 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.springframework.integration.feed;
import static junit.framework.Assert.assertEquals;
import static junit.framework.Assert.assertNull;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.reset;
import static org.mockito.Mockito.when;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import org.junit.Test;
import org.springframework.integration.Message;
import com.sun.syndication.feed.synd.SyndEntry;
import com.sun.syndication.feed.synd.SyndFeed;
/**
* @author Oleg Zhurakousky
*
*/
public class FeedEntryReaderMessageSourceTests {
@Test(expected=IllegalArgumentException.class)
public void testFailureWhenNotInitialized(){
FeedEntryReaderMessageSource feedEntrySource = new FeedEntryReaderMessageSource(mock(FeedReaderMessageSource.class));
feedEntrySource.receive();
}
@Test
public void testReceieveFeedWithNoEntries(){
FeedReaderMessageSource feedReaderSource = mock(FeedReaderMessageSource.class);
SyndFeed feed = mock(SyndFeed.class);
when(feedReaderSource.receiveSyndFeed()).thenReturn(feed);
FeedEntryReaderMessageSource feedEntrySource = new FeedEntryReaderMessageSource(feedReaderSource);
feedEntrySource.afterPropertiesSet();
assertNull(feedEntrySource.receive());
}
@Test
public void testReceieveFeedWithEntriesSorted(){
FeedReaderMessageSource feedReaderSource = mock(FeedReaderMessageSource.class);
SyndFeed feed = mock(SyndFeed.class);
SyndEntry entry1 = mock(SyndEntry.class);
SyndEntry entry2 = mock(SyndEntry.class);
when(entry1.getPublishedDate()).thenReturn(new Date(System.currentTimeMillis()));
when(entry2.getPublishedDate()).thenReturn(new Date(System.currentTimeMillis()-10000));
List<SyndEntry> entries = new ArrayList<SyndEntry>();
entries.add(entry2);
entries.add(entry1);
when(feed.getEntries()).thenReturn(entries);
when(feedReaderSource.receiveSyndFeed()).thenReturn(feed);
FeedEntryReaderMessageSource feedEntrySource = new FeedEntryReaderMessageSource(feedReaderSource);
feedEntrySource.afterPropertiesSet();
Message<SyndEntry> entryMessage = feedEntrySource.receive();
assertEquals(entry2, entryMessage.getPayload());
entryMessage = feedEntrySource.receive();
assertEquals(entry1, entryMessage.getPayload());
reset(feed);
entryMessage = feedEntrySource.receive();
assertNull(entryMessage);
}
}

15
spring-integration-feed/src/test/java/org/springframework/integration/feed/config/FeedMessageSourceBeanDefinitionParserTests-file-context.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:int="http://www.springframework.org/schema/integration"
xmlns:int-feed="http://www.springframework.org/schema/integration/feed"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
http://www.springframework.org/schema/integration http://www.springframework.org/schema/integration/spring-integration-2.0.xsd
http://www.springframework.org/schema/integration/feed http://www.springframework.org/schema/integration/feed/spring-integration-feed-2.0.xsd">
<int-feed:inbound-channel-adapter id="feedAdapter" channel="feedChannel"
feedUrl="file:src/test/java/org/springframework/integration/feed/config/sample.rss">
<int:poller fixed-rate="10000" max-messages-per-poll="100" />
</int-feed:inbound-channel-adapter>
<int:channel id="feedChannel" />
</beans>

15
spring-integration-feed/src/test/java/org/springframework/integration/feed/config/FeedMessageSourceBeanDefinitionParserTests-http-context.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:int="http://www.springframework.org/schema/integration"
xmlns:int-feed="http://www.springframework.org/schema/integration/feed"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
http://www.springframework.org/schema/integration http://www.springframework.org/schema/integration/spring-integration-2.0.xsd
http://www.springframework.org/schema/integration/feed http://www.springframework.org/schema/integration/feed/spring-integration-feed-2.0.xsd">
<int-feed:inbound-channel-adapter id="feedAdapter" channel="feedChannel"
feedUrl="http://feeds.bbci.co.uk/news/rss.xml">
<int:poller fixed-rate="10000" max-messages-per-poll="100" />
</int-feed:inbound-channel-adapter>
<int:channel id="feedChannel" />
</beans>

101
spring-integration-feed/src/test/java/org/springframework/integration/feed/config/FeedMessageSourceBeanDefinitionParserTests.java Normal file
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/*
* Copyright 2002-2010 the original author or authors.
*
* Licensed 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.springframework.integration.feed.config;
import static junit.framework.Assert.assertTrue;
import static org.mockito.Mockito.atLeast;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import org.junit.Test;
import org.mockito.Mockito;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.integration.Message;
import org.springframework.integration.MessagingException;
import org.springframework.integration.channel.DirectChannel;
import org.springframework.integration.core.MessageHandler;
import org.springframework.integration.endpoint.SourcePollingChannelAdapter;
import org.springframework.integration.feed.FeedEntryReaderMessageSource;
import org.springframework.integration.feed.FeedReaderMessageSource;
import org.springframework.integration.feed.FileUrlFeedFetcher;
import org.springframework.integration.test.util.TestUtils;
import com.sun.syndication.fetcher.impl.AbstractFeedFetcher;
import com.sun.syndication.fetcher.impl.HttpURLFeedFetcher;
/**
* @author Oleg Zhurakousky
*
*/
public class FeedMessageSourceBeanDefinitionParserTests {
@Test
public void validateSuccessfullConfiguration(){
ApplicationContext context =
new ClassPathXmlApplicationContext("FeedMessageSourceBeanDefinitionParserTests-file-context.xml", this.getClass());
SourcePollingChannelAdapter adapter = context.getBean("feedAdapter", SourcePollingChannelAdapter.class);
FeedEntryReaderMessageSource source = (FeedEntryReaderMessageSource) TestUtils.getPropertyValue(adapter, "source");
FeedReaderMessageSource feedReaderMessageSource = (FeedReaderMessageSource) TestUtils.getPropertyValue(source, "feedReaderMessageSource");
AbstractFeedFetcher fetcher = (AbstractFeedFetcher) TestUtils.getPropertyValue(feedReaderMessageSource, "fetcher");
assertTrue(fetcher instanceof FileUrlFeedFetcher);
context =
new ClassPathXmlApplicationContext("FeedMessageSourceBeanDefinitionParserTests-http-context.xml", this.getClass());
adapter = context.getBean("feedAdapter", SourcePollingChannelAdapter.class);
source = (FeedEntryReaderMessageSource) TestUtils.getPropertyValue(adapter, "source");
feedReaderMessageSource = (FeedReaderMessageSource) TestUtils.getPropertyValue(source, "feedReaderMessageSource");
fetcher = (AbstractFeedFetcher) TestUtils.getPropertyValue(feedReaderMessageSource, "fetcher");
assertTrue(fetcher instanceof HttpURLFeedFetcher);
}
@Test
public void validateSuccessfullNewsRetrievalFile() throws Exception{
//Test file samples.rss has 3 news items
final CountDownLatch latch = new CountDownLatch(3);
MessageHandler handler = spy(new MessageHandler() {
public void handleMessage(Message<?> message) throws MessagingException {
latch.countDown();
}
});
ApplicationContext context =
new ClassPathXmlApplicationContext("FeedMessageSourceBeanDefinitionParserTests-file-context.xml", this.getClass());
DirectChannel feedChannel = context.getBean("feedChannel", DirectChannel.class);
feedChannel.subscribe(handler);
latch.await(5, TimeUnit.SECONDS);
verify(handler, times(3)).handleMessage(Mockito.any(Message.class));
}
@Test
public void validateSuccessfullNewsRetrievalHttp() throws Exception{
//Test file samples.rss has 3 news items
final CountDownLatch latch = new CountDownLatch(3);
MessageHandler handler = spy(new MessageHandler() {
public void handleMessage(Message<?> message) throws MessagingException {
latch.countDown();
}
});
ApplicationContext context =
new ClassPathXmlApplicationContext("FeedMessageSourceBeanDefinitionParserTests-http-context.xml", this.getClass());
DirectChannel feedChannel = context.getBean("feedChannel", DirectChannel.class);
feedChannel.subscribe(handler);
latch.await(5, TimeUnit.SECONDS);
verify(handler, atLeast(3)).handleMessage(Mockito.any(Message.class));
}
}

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spring-integration-feed/src/test/java/org/springframework/integration/feed/config/sample.rss Normal file
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<rss version="2.0">
<channel>
<title>ASP @ BellaOnline</title>
<link>http://www.bellaonline.com/Site/asp</link>
<description>
Learn to program in ASP, and enhance your ASP skills to add great new functionality to your website!
</description>
<language>en-us</language>
<copyright>Copyright 2001-2005 BellaOnline.com
All Rights Reserved.</copyright>
<lastBuildDate>Tue, 12 Apr 2005 14:21:32 EST</lastBuildDate>
<ttl>240</ttl>
<image>
<url>http://www.bellaonline.com/images/bella.gif</url>
<title>ASP @ BellaOnline</title>
<link>http://asp.bellaonline.com</link>
</image>
<item>
<title>
Using ASP to Code an RSS Feed
</title>
<link>http://www.bellaonline.com/articles/art30646.asp</link>
<description>
RSS feeds let you easily syndicate your content to an end user or another website. ASP can help you easily create your own RSS feed for your website.
</description>
<pubDate>Tue, 12 Apr 2005 13:59:56 EST</pubDate>
</item>
<item>
<title>
RecordCount and Count
</title>
<link>http://www.bellaonline.com/articles/art30403.asp</link>
<description>
If you're trying to figure out how many records are in a given SQL result set, you can use either the RecordCount or Count command. Both work in different ways.
</description>
<pubDate>Sun, 3 Apr 2005 17:12:17 EST</pubDate>
</item>
<item>
<title>
Bubble Sort Code Technique
</title>
<link>http://www.bellaonline.com/articles/art29843.asp</link>
<description>
If you are sorting content into an order, one of the most simple techniques that exists is the bubble sort technique.
</description>
<pubDate>Wed, 16 Mar 2005 00:38:21 EST</pubDate>
</item>
</channel>
</rss>