/*
* Copyright (c) 2010-2011 Lockheed Martin Corporation
*
* 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.eurekastreams.server.action.execution.feed;
import static org.junit.Assert.assertEquals;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import org.eurekastreams.commons.actions.context.Principal;
import org.eurekastreams.commons.actions.context.PrincipalActionContext;
import org.eurekastreams.commons.exceptions.ExecutionException;
import org.eurekastreams.commons.exceptions.ValidationException;
import org.eurekastreams.server.service.actions.strategies.activity.plugins.rome.FeedFactory;
import org.eurekastreams.server.testing.TestContextCreator;
import org.jmock.Expectations;
import org.jmock.Mockery;
import org.jmock.integration.junit4.JUnit4Mockery;
import org.jmock.lib.legacy.ClassImposteriser;
import org.junit.Before;
import org.junit.Test;
import com.sun.syndication.feed.synd.SyndEntry;
import com.sun.syndication.feed.synd.SyndFeed;
/**
* Get title from feed action test.
*
*/
public class GetTitleFromFeedExecutionTest
{
/** Test data. */
private static final String FEED_URL = "http://www.google.com";
/** Test data. */
private static final String USER = "jdoe";
/**
* Context for building mock objects.
*/
private final Mockery context = new JUnit4Mockery()
{
{
setImposteriser(ClassImposteriser.INSTANCE);
}
};
/**
* Feed factory mock.
*/
private final FeedFactory feedFetcherFactory = context.mock(FeedFactory.class);
/**
* Atom feed mock.
*/
private final SyndFeed atomFeed = context.mock(SyndFeed.class);
/**
* System under test.
*/
private GetTitleFromFeedExecution sut;
/**
* Action Context for test.
*/
private final PrincipalActionContext ac = context.mock(PrincipalActionContext.class);
/** Fixture: principal. */
private final Principal principal = context.mock(Principal.class);
/** Fixture: feed entry. */
private final SyndEntry entry1 = context.mock(SyndEntry.class, "entry1");
/** Fixture: feed entry. */
private final SyndEntry entry2 = context.mock(SyndEntry.class, "entry2");
/**
* Set up the SUT.
*/
@Before
public void setup()
{
sut = new GetTitleFromFeedExecution(feedFetcherFactory);
context.checking(new Expectations()
{
{
allowing(ac).getParams();
will(returnValue(FEED_URL));
allowing(ac).getPrincipal();
will(returnValue(principal));
allowing(principal).getAccountId();
will(returnValue(USER));
}
});
}
/**
* Perform the action successfully.
*
* @throws Exception
* the exception.
*/
@Test
public void performActionWithNoException() throws Exception
{
context.checking(new Expectations()
{
{
oneOf(feedFetcherFactory).getSyndicatedFeed(with(equal(FEED_URL)),
(List<String>) with(org.hamcrest.Matchers.hasItem(USER)));
will(returnValue(Collections.singletonMap(USER, atomFeed)));
allowing(atomFeed).getTitle();
will(returnValue("title"));
allowing(atomFeed).getEntries();
will(returnValue(Collections.EMPTY_LIST));
}
});
String title = (String) sut.execute(ac);
context.assertIsSatisfied();
assertEquals("title", title);
}
/**
* Perform the action with an error in the feed.
*
* @throws Exception
* the exception.
*/
@Test(expected = ExecutionException.class)
public void performActionWithException() throws Exception
{
context.checking(new Expectations()
{
{
oneOf(feedFetcherFactory).getSyndicatedFeed(with(equal(FEED_URL)),
(List<String>) with(org.hamcrest.Matchers.hasItem(USER)));
will(throwException(new Exception()));
}
});
sut.execute(ac);
context.assertIsSatisfied();
}
/**
* Perform the action with an error in the feed.
*
* @throws Exception
* the exception.
*/
@Test(expected = ExecutionException.class)
public void testExecuteInvalidURL() throws Exception
{
sut.execute(TestContextCreator.createPrincipalActionContext("nosuchprotocol://blah.blah", principal));
context.assertIsSatisfied();
}
/**
* Perform the action successfully.
*
* @throws Exception
* the exception.
*/
private void coreTestExecuteValidate() throws Exception
{
context.checking(new Expectations()
{
{
oneOf(feedFetcherFactory).getSyndicatedFeed(with(equal(FEED_URL)),
(List<String>) with(org.hamcrest.Matchers.hasItem(USER)));
will(returnValue(Collections.singletonMap(USER, atomFeed)));
allowing(atomFeed).getTitle();
will(returnValue("title"));
allowing(atomFeed).getEntries();
will(returnValue(Arrays.asList(entry1, entry2)));
}
});
String title = (String) sut.execute(ac);
context.assertIsSatisfied();
assertEquals("title", title);
}
/**
* Perform the action successfully.
*
* @throws Exception
* the exception.
*/
@Test
public void testExecuteValidateSuccess() throws Exception
{
context.checking(new Expectations()
{
{
atLeast(1).of(entry1).getUri();
will(returnValue("not empty"));
atLeast(1).of(entry2).getUri();
will(returnValue("also not empty"));
}
});
coreTestExecuteValidate();
}
/**
* Perform the action successfully.
*
* @throws Exception
* the exception.
*/
@Test(expected = ValidationException.class)
public void testExecuteValidateErrorNull() throws Exception
{
context.checking(new Expectations()
{
{
allowing(entry1).getUri();
will(returnValue(null));
}
});
coreTestExecuteValidate();
}
/**
* Perform the action successfully.
*
* @throws Exception
* the exception.
*/
@Test(expected = ValidationException.class)
public void testExecuteValidateErrorBlank() throws Exception
{
context.checking(new Expectations()
{
{
allowing(entry1).getUri();
will(returnValue(" "));
}
});
coreTestExecuteValidate();
}
}