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package org.glassfish.jersey.examples.feedcombiner.provider;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.InputStream;
import java.util.Arrays;
import java.util.Date;
import java.util.List;
import javax.ws.rs.core.MediaType;
import org.glassfish.jersey.examples.feedcombiner.model.FeedEntry;
import org.glassfish.hk2.utilities.reflection.ParameterizedTypeImpl;
import org.easymock.EasyMockRule;
import org.easymock.TestSubject;
import org.junit.Rule;
import org.junit.Test;
import org.xml.sax.InputSource;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import com.sun.syndication.feed.synd.SyndEntry;
import com.sun.syndication.feed.synd.SyndFeed;
import com.sun.syndication.io.SyndFeedInput;
/**
* @author Petr Bouda (petr.bouda at oracle.com)
*/
public class FeedEntriesAtomBodyWriterTest {
private static final Date DATE = new Date();
private static final String[] TITLES = {"title1", "title2"};
private static final String[] LINKS = {"link1", "link2"};
private static final String[] DESCS = {"description1", "description2"};
@Rule
public EasyMockRule mocks = new EasyMockRule(this);
@TestSubject
private FeedEntriesAtomBodyWriter testedClass = new FeedEntriesAtomBodyWriter();
@Test
public void testWriteTo() throws Exception {
ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
testedClass.writeTo(feedEntries(), null, null, null, null, null, outputStream);
SyndFeedInput input = new SyndFeedInput();
InputStream inputStream = new ByteArrayInputStream(outputStream.toByteArray());
SyndFeed feed = input.build(new InputSource(inputStream));
feed.setFeedType("atom_1.0");
feed.setTitle("Combined Feed");
feed.setDescription("Combined Feed created by a feed-combiner application");
assertEquals("atom_1.0", feed.getFeedType());
assertEquals("Combined Feed", feed.getTitle());
assertEquals("Combined Feed created by a feed-combiner application", feed.getDescription());
@SuppressWarnings("unchecked")
List<SyndEntry> entries = feed.getEntries();
assertEquals(2, entries.size());
for (SyndEntry entry : entries) {
if (TITLES[0].equals(entry.getTitle())) {
assertEquals(entry.getLink(), LINKS[0]);
assertEquals(entry.getTitle(), TITLES[0]);
assertEquals(entry.getDescription().getValue(), DESCS[0]);
assertEquals(entry.getPublishedDate().toString(), DATE.toString());
} else {
assertEquals(entry.getLink(), LINKS[1]);
assertEquals(entry.getTitle(), TITLES[1]);
assertEquals(entry.getDescription().getValue(), DESCS[1]);
assertEquals(entry.getPublishedDate().toString(), DATE.toString());
}
}
}
private List<FeedEntry> feedEntries() {
return Arrays.asList(new FeedEntry(TITLES[0], LINKS[0], DESCS[0], DATE),
new FeedEntry(TITLES[1], LINKS[1], DESCS[1], DATE));
}
@Test
public void testIsWriteableSuccess() {
boolean writeable = testedClass.isWriteable(List.class, new ParameterizedTypeImpl(FeedEntry.class,
FeedEntry.class),
null, MediaType.APPLICATION_ATOM_XML_TYPE);
assertTrue(writeable);
}
@Test
public void testIsWriteableWrongClass() {
boolean writeable = testedClass.isWriteable(String.class, new ParameterizedTypeImpl(FeedEntry.class,
FeedEntry.class),
null, MediaType.APPLICATION_ATOM_XML_TYPE);
assertFalse(writeable);
}
@Test
public void testIsWriteableWrongGeneric() {
boolean writeable = testedClass.isWriteable(List.class, new ParameterizedTypeImpl(String.class, String.class),
null, MediaType.APPLICATION_ATOM_XML_TYPE);
assertFalse(writeable);
}
@Test
public void testIsWriteableWrongMediaType() {
boolean writeable = testedClass.isWriteable(List.class, new ParameterizedTypeImpl(FeedEntry.class,
FeedEntry.class),
null, MediaType.APPLICATION_JSON_TYPE);
assertFalse(writeable);
}
}