@Test
public void testUpdateDoesNotExist() throws Exception {
Log.info(Log.FAC_TEST, "Starting testUpdateDoesNotExist");
NDNHandle thandle = NDNHandle.open();
NDNHandle rhandle = NDNHandle.open();
try {
ContentName testName =
new ContentName(testHelper.getTestNamespace("testUpdateDoesNotExist"), collectionObjName);
NDNStringObject so = new NDNStringObject(testName, rhandle);
// so should catch exception thrown by underlying stream when it times out.
Assert.assertFalse(so.available());
// ask for it in background
so.updateInBackground();
NDNStringObject sowrite =
new NDNStringObject(testName, "Now we write something.", SaveType.REPOSITORY, thandle);
setupNamespace(testName);
saveAndLog("Delayed write", sowrite, null, "Now we write something.");
TestUtils.checkObject(thandle, sowrite);
so.waitForData();
Assert.assertTrue(so.available());
Assert.assertEquals(so.string(), sowrite.string());
Assert.assertEquals(so.getVersionedName(), sowrite.getVersionedName());
} finally {
thandle.close();
rhandle.close();
KeyManager.closeDefaultKeyManager();
}
Log.info(Log.FAC_TEST, "Completed testUpdateDoesNotExist");
}
@Test
public void testLocalCopyListener() throws Exception {
Log.info(Log.FAC_TEST, "Starting testLocalCopyListener");
NDNHandle rhandle = NDNHandle.open();
try {
// The local copy wrapper API isn't applicable in very many situations. Try this instead.
ContentName testName =
new ContentName(testHelper.getTestNamespace("testLocalCopyListener"), collectionObjName);
LocalCopyListener copyListener = new LocalCopyListener();
// Would like to test functionality that arranges for existing version to get written
// to the repo, but can't do that without a flosser or using a flow server.
NDNStringObject so = new NDNStringObject(testName, rhandle);
so.addListener(copyListener);
Assert.assertFalse(so.available());
class Record {
boolean callback = false;
}
Record record = new Record();
class Listener implements UpdateListener {
Record _rec;
public Listener(Record r) {
_rec = r;
}
public void newVersionAvailable(NDNNetworkObject<?> newVersion, boolean wasSave) {
synchronized (_rec) {
_rec.callback = true;
_rec.notifyAll();
}
}
};
// ask for it in background
so.updateInBackground(false, new Listener(record));
NDNHandle thandle = NDNHandle.open();
try {
NDNStringObject sowrite =
new NDNStringObject(testName, "Now we write", SaveType.RAW, thandle);
setupNamespace(testName);
saveAndLog("Delayed write", sowrite, null, "Now we write");
TestUtils.checkObject(thandle, sowrite);
so.waitForData();
Assert.assertTrue(so.available());
Assert.assertEquals(so.string(), sowrite.string());
Assert.assertEquals(so.getVersionedName(), sowrite.getVersionedName());
new Waiter(UPDATE_TIMEOUT) {
@Override
protected boolean check(Object o, Object check) throws Exception {
return ((Record) o).callback;
}
}.wait(record, record);
Assert.assertEquals(true, record.callback);
if (!RepositoryControl.localRepoSync(rhandle, so)) {
Thread.sleep(SystemConfiguration.MEDIUM_TIMEOUT);
// Should be in the repo by now
Assert.assertTrue(RepositoryControl.localRepoSync(rhandle, so));
}
} finally {
thandle.close();
}
} finally {
rhandle.close();
KeyManager.closeDefaultKeyManager();
}
Log.info(Log.FAC_TEST, "Completed testLocalCopyListener");
}
@Test
public void testUpdateInBackground() throws Exception {
Log.info(Log.FAC_TEST, "Starting testUpdateInBackground");
NDNHandle thandle = NDNHandle.open();
NDNHandle thandle2 = NDNHandle.open();
NDNHandle thandle3 = NDNHandle.open();
try {
ContentName testName =
new ContentName(
testHelper.getTestNamespace("testUpdateInBackground"), stringObjName, "name1");
// Make writer first, so it picks up readers first interests even before it writes.
NDNStringObject c2 =
new NDNStringObject(testName, (String) null, SaveType.REPOSITORY, thandle);
NDNStringObject c0 =
new NDNStringObject(testName, (String) null, SaveType.REPOSITORY, thandle2);
c0.updateInBackground();
NDNStringObject c1 =
new NDNStringObject(testName, (String) null, SaveType.REPOSITORY, thandle3);
c1.updateInBackground(true);
Assert.assertFalse(c0.available());
Assert.assertFalse(c0.isSaved());
Assert.assertFalse(c1.available());
Assert.assertFalse(c1.isSaved());
NDNTime t1 = saveAndLog("First string", c2, null, "Here is the first string.");
TestUtils.checkObject(thandle, c2);
Log.info(
Log.FAC_TEST,
"Saved c2: "
+ c2.getVersionedName()
+ " c0 available? "
+ c0.available()
+ " c1 available? "
+ c1.available());
c0.waitForData();
Assert.assertEquals("c0 update", c0.getVersion(), c2.getVersion());
c1.waitForData();
Assert.assertEquals("c1 update", c1.getVersion(), c2.getVersion());
NDNTime t2 = saveAndLog("Second string", c2, null, "Here is the second string.");
TestUtils.checkObject(thandle, c2);
doWait(c1, t2);
Assert.assertEquals("c1 update 2", c1.getVersion(), c2.getVersion());
Assert.assertEquals("c0 unchanged", c0.getVersion(), t1);
// Sleep for a while and see how fast the interests come. Should be only 2 interests.
Log.info(Log.FAC_TEST, "Sleeping, count background interests.");
long time = System.currentTimeMillis();
Thread.sleep(2000);
long elapsed = System.currentTimeMillis() - time;
long count = (elapsed / 4000) + 1;
Log.info(
Log.FAC_TEST,
"Slept " + elapsed / 1000.0 + " seconds, should have been " + count + " interests.");
NDNTime t3 = saveAndLog("Third string", c2, null, "Here is the third string.");
TestUtils.checkObject(thandle, c2);
doWait(c1, t3);
Assert.assertEquals("c1 update 3", c1.getVersion(), c2.getVersion());
Assert.assertEquals("c0 unchanged", c0.getVersion(), t1);
c1.cancelInterest();
} finally {
thandle.close();
thandle2.close();
thandle3.close();
KeyManager.closeDefaultKeyManager();
}
Log.info(Log.FAC_TEST, "Completed testUpdateInBackground");
}