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package de.test.antennapod.service.download;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.test.InstrumentationRegistry;
import androidx.test.runner.AndroidJUnit4;
import de.danoeh.antennapod.core.service.download.DownloaderFactory;
import org.awaitility.Awaitility;
import org.awaitility.core.ConditionTimeoutException;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import de.danoeh.antennapod.core.feed.Feed;
import de.danoeh.antennapod.core.feed.FeedItem;
import de.danoeh.antennapod.core.feed.FeedMedia;
import de.danoeh.antennapod.core.service.download.DownloadRequest;
import de.danoeh.antennapod.core.service.download.DownloadService;
import de.danoeh.antennapod.core.service.download.DownloadStatus;
import de.danoeh.antennapod.core.service.download.Downloader;
import de.danoeh.antennapod.core.service.download.StubDownloader;
import de.danoeh.antennapod.core.storage.DBReader;
import de.danoeh.antennapod.core.storage.DBWriter;
import de.danoeh.antennapod.core.storage.DownloadRequester;
import de.danoeh.antennapod.core.util.Consumer;
import static de.test.antennapod.util.event.FeedItemEventListener.withFeedItemEventListener;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
/**
* @see HttpDownloaderTest for the test of actual download (and saving the file)
*/
@RunWith(AndroidJUnit4.class)
public class DownloadServiceTest {
private CountDownLatch latch = null;
private Feed testFeed = null;
private FeedMedia testMedia11 = null;
private DownloaderFactory origFactory = null;
@Before
public void setUp() throws Exception {
origFactory = DownloadService.getDownloaderFactory();
testFeed = setUpTestFeeds();
testMedia11 = testFeed.getItemAtIndex(0).getMedia();
}
private Feed setUpTestFeeds() throws Exception {
Feed feed = new Feed("url", null, "Test Feed title 1");
List<FeedItem> items = new ArrayList<>();
feed.setItems(items);
FeedItem item1 = new FeedItem(0, "Item 1-1", "Item 1-1", "url", new Date(), FeedItem.NEW, feed);
items.add(item1);
FeedMedia media1 = new FeedMedia(0, item1, 123, 1, 1, "audio/mp3", null, "http://example.com/episode.mp3", false, null, 0, 0);
item1.setMedia(media1);
DBWriter.setFeedItem(item1).get();
return feed;
}
@After
public void tearDown() throws Exception {
DownloadService.setDownloaderFactory(origFactory);
}
@Test
public void testEventsGeneratedCaseMediaDownloadSuccess() throws Exception {
// create a stub download that returns successful
//
// OPEN: Ideally, I'd like the download time long enough so that multiple in-progress DownloadEvents
// are generated (to simulate typical download), but it'll make download time quite long (1-2 seconds)
// to do so
DownloadService.setDownloaderFactory(new StubDownloaderFactory(50, downloadStatus -> {
downloadStatus.setSuccessful();
}));
withFeedItemEventListener(feedItemEventListener -> {
try {
assertEquals(0, feedItemEventListener.getEvents().size());
assertFalse("The media in test should not yet been downloaded",
DBReader.getFeedMedia(testMedia11.getId()).isDownloaded());
DownloadRequester.getInstance().downloadMedia(InstrumentationRegistry.getTargetContext(),
testMedia11);
Awaitility.await()
.atMost(1000, TimeUnit.MILLISECONDS)
.until(() -> feedItemEventListener.getEvents().size() > 0);
assertTrue("After media download has completed, FeedMedia object in db should indicate so.",
DBReader.getFeedMedia(testMedia11.getId()).isDownloaded());
} catch (ConditionTimeoutException cte) {
fail("The expected FeedItemEvent (for media download complete) has not been posted. "
+ cte.getMessage());
}
});
}
private static class StubDownloaderFactory implements DownloaderFactory {
private final long downloadTime;
@NonNull
private final Consumer<DownloadStatus> onDownloadComplete;
StubDownloaderFactory(long downloadTime, @NonNull Consumer<DownloadStatus> onDownloadComplete) {
this.downloadTime = downloadTime;
this.onDownloadComplete = onDownloadComplete;
}
@Nullable
@Override
public Downloader create(@NonNull DownloadRequest request) {
return new StubDownloader(request, downloadTime, onDownloadComplete);
}
}
}
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