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ap algorithm cleanup tests

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This commit is contained in:
Tom Hennen 2015-10-02 08:31:46 -04:00
parent 0beeeb4351
commit e61c7efde4
2 changed files with 178 additions and 1 deletions
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177
app/src/androidTest/java/de/test/antennapod/storage/DBQueueCleanupAlgorithmTest.java Normal file
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@ -0,0 +1,177 @@
package de.test.antennapod.storage;
import android.content.Context;
import android.content.SharedPreferences;
import android.preference.PreferenceManager;
import android.test.FlakyTest;
import android.test.InstrumentationTestCase;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
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.preferences.UserPreferences;
import de.danoeh.antennapod.core.storage.DBTasks;
import de.danoeh.antennapod.core.storage.PodDBAdapter;
import static de.test.antennapod.storage.DBTestUtils.saveFeedlist;
/**
* Tests that the APQueueCleanupAlgorithm is working correctly.
*/
public class DBQueueCleanupAlgorithmTest extends InstrumentationTestCase {
private static final String TAG = "DBQueueCleanupAlgorithmTest";
private static final int EPISODE_CACHE_SIZE = 5;
private Context context;
private File destFolder;
@Override
protected void tearDown() throws Exception {
super.tearDown();
assertTrue(PodDBAdapter.deleteDatabase());
cleanupDestFolder(destFolder);
assertTrue(destFolder.delete());
}
private void cleanupDestFolder(File destFolder) {
for (File f : destFolder.listFiles()) {
assertTrue(f.delete());
}
}
@Override
protected void setUp() throws Exception {
super.setUp();
context = getInstrumentation().getTargetContext();
destFolder = context.getExternalCacheDir();
cleanupDestFolder(destFolder);
assertNotNull(destFolder);
assertTrue(destFolder.exists());
assertTrue(destFolder.canWrite());
// create new database
PodDBAdapter.deleteDatabase();
PodDBAdapter adapter = PodDBAdapter.getInstance();
adapter.open();
adapter.close();
SharedPreferences.Editor prefEdit = PreferenceManager.getDefaultSharedPreferences(context.getApplicationContext()).edit();
prefEdit.putString(UserPreferences.PREF_EPISODE_CACHE_SIZE, Integer.toString(EPISODE_CACHE_SIZE));
prefEdit.putInt(UserPreferences.PREF_EPISODE_CLEANUP, UserPreferences.EPISODE_CLEANUP_QUEUE);
prefEdit.commit();
UserPreferences.init(context);
}
/**
* A test with no items in the queue, but multiple items downloaded. A certain
* number of items should be removed to make room in in the cache/queue.
* @throws IOException
*/
@FlakyTest(tolerance = 3)
public void testPerformAutoCleanupShouldDelete() throws IOException {
final int NUM_ITEMS = EPISODE_CACHE_SIZE * 2;
Feed feed = new Feed("url", new Date(), "title");
List<FeedItem> items = new ArrayList<>();
feed.setItems(items);
List<File> files = new ArrayList<>();
for (int i = 0; i < NUM_ITEMS; i++) {
FeedItem item = new FeedItem(0, "title", "id", "link", new Date(NUM_ITEMS - i), FeedItem.UNPLAYED, feed);
File f = new File(destFolder, "file " + i);
assertTrue(f.createNewFile());
files.add(f);
item.setMedia(new FeedMedia(0, item, 1, 0, 1L, "m", f.getAbsolutePath(), "url", true, null, 0));
items.add(item);
}
PodDBAdapter adapter = PodDBAdapter.getInstance();
adapter.open();
adapter.setCompleteFeed(feed);
adapter.close();
assertTrue(feed.getId() != 0);
for (FeedItem item : items) {
assertTrue(item.getId() != 0);
assertTrue(item.getMedia().getId() != 0);
}
DBTasks.performAutoCleanup(context);
for (int i = 0; i < files.size(); i++) {
if (i < EPISODE_CACHE_SIZE) {
assertTrue(files.get(i).exists());
} else {
assertFalse(files.get(i).exists());
}
}
}
@FlakyTest(tolerance = 3)
public void testPerformAutoCleanupShouldNotDeleteBecauseInQueue() throws IOException {
final int NUM_ITEMS = EPISODE_CACHE_SIZE * 2;
Feed feed = new Feed("url", new Date(), "title");
List<FeedItem> items = new ArrayList<>();
feed.setItems(items);
List<File> files = new ArrayList<>();
for (int i = 0; i < NUM_ITEMS; i++) {
FeedItem item = new FeedItem(0, "title", "id", "link", new Date(NUM_ITEMS - i), FeedItem.PLAYED, feed);
File f = new File(destFolder, "file " + i);
assertTrue(f.createNewFile());
assertTrue(f.exists());
files.add(f);
item.setMedia(new FeedMedia(0, item, 1, 0, 1L, "m", f.getAbsolutePath(), "url", true, new Date(NUM_ITEMS - i), 0));
items.add(item);
}
PodDBAdapter adapter = PodDBAdapter.getInstance();
adapter.open();
adapter.setCompleteFeed(feed);
adapter.setQueue(items);
adapter.close();
assertTrue(feed.getId() != 0);
for (FeedItem item : items) {
assertTrue(item.getId() != 0);
assertTrue(item.getMedia().getId() != 0);
}
DBTasks.performAutoCleanup(context);
for (File file : files) {
assertTrue(file.exists());
}
}
/**
* Reproduces a bug where DBTasks.performAutoCleanup(android.content.Context) would use the ID of the FeedItem in the
* call to DBWriter.deleteFeedMediaOfItem instead of the ID of the FeedMedia. This would cause the wrong item to be deleted.
* @throws IOException
*/
@FlakyTest(tolerance = 3)
public void testPerformAutoCleanupShouldNotDeleteBecauseInQueue_withFeedsWithNoMedia() throws IOException {
// add feed with no enclosures so that item ID != media ID
saveFeedlist(1, 10, false);
// add candidate for performAutoCleanup
List<Feed> feeds = saveFeedlist(1, 1, true);
FeedMedia m = feeds.get(0).getItems().get(0).getMedia();
m.setDownloaded(true);
m.setFile_url("file");
PodDBAdapter adapter = PodDBAdapter.getInstance();
adapter.open();
adapter.setMedia(m);
adapter.close();
testPerformAutoCleanupShouldNotDeleteBecauseInQueue();
}
}

2
app/src/androidTest/java/de/test/antennapod/storage/DBTasksTest.java
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@ -110,7 +110,7 @@ public class DBTasksTest extends InstrumentationTestCase {
}
@FlakyTest(tolerance = 3)
public void testPerformAutoCleanupShouldNotDeleteBecauseUnread() throws IOException {
public void testPerformAutoCleanupShouldNotDeleteBecauseUnplayed() throws IOException {
final int NUM_ITEMS = EPISODE_CACHE_SIZE * 2;
Feed feed = new Feed("url", new Date(), "title");