@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 testEmptySave() throws Exception {
Log.info(Log.FAC_TEST, "Starting testEmptySave");
boolean caught = false;
NDNHandle handle = NDNHandle.open();
try {
ContentName testName =
new ContentName(testHelper.getTestNamespace("testEmptySave"), collectionObjName);
CollectionObject emptycoll =
new CollectionObject(testName, (Collection) null, SaveType.REPOSITORY, handle);
setupNamespace(testName);
try {
emptycoll.setData(small1); // set temporarily to non-null
saveAndLog("Empty", emptycoll, null, null);
TestUtils.checkObject(handle, emptycoll);
} catch (InvalidObjectException iox) {
// this is what we expect to happen
caught = true;
}
Assert.assertTrue("Failed to produce expected exception.", caught);
} finally {
handle.close();
KeyManager.closeDefaultKeyManager();
}
Log.info(Log.FAC_TEST, "Completed testEmptySave");
}
@BeforeClass
public static void setUpBeforeClass() throws Exception {
Log.info(
Log.FAC_TEST,
"Setting up NDNNetworkObjectTestRepo, prefix {0}",
testHelper.getClassNamespace());
NDNHandle myhandle = NDNHandle.open();
try {
ns = new ContentName[NUM_LINKS];
for (int i = 0; i < NUM_LINKS; ++i) {
ns[i] =
new ContentName(testHelper.getClassNamespace(), "Links", prefix + Integer.toString(i));
}
Arrays.fill(publisherid1, (byte) 6);
Arrays.fill(publisherid2, (byte) 3);
pubID1 = new PublisherID(publisherid1, PublisherType.KEY);
pubID2 = new PublisherID(publisherid2, PublisherType.ISSUER_KEY);
las[0] = new LinkAuthenticator(pubID1);
las[1] = null;
las[2] = new LinkAuthenticator(pubID2, null, null, SignedInfo.ContentType.DATA, contenthash1);
las[3] = new LinkAuthenticator(pubID1, null, NDNTime.now(), null, contenthash1);
for (int j = 4; j < NUM_LINKS; ++j) {
las[j] = new LinkAuthenticator(pubID2, null, NDNTime.now(), null, null);
}
lrs = new Link[NUM_LINKS];
for (int i = 0; i < lrs.length; ++i) {
lrs[i] = new Link(ns[i], las[i]);
}
empty = new Collection();
small1 = new Collection();
small2 = new Collection();
for (int i = 0; i < 5; ++i) {
small1.add(lrs[i]);
small2.add(lrs[i + 5]);
}
big = new Collection();
for (int i = 0; i < NUM_LINKS; ++i) {
big.add(lrs[i]);
}
Log.info(
Log.FAC_TEST,
"Finihed setting up NDNNetworkObjectTestRepo, prefix {0}",
testHelper.getClassNamespace());
} finally {
myhandle.close();
KeyManager.closeDefaultKeyManager();
}
}
@Test
public void testSaveAsGone() throws Exception {
Log.info(Log.FAC_TEST, "Starting testSaveAsGone");
NDNHandle thandle = NDNHandle.open();
NDNHandle rhandle = NDNHandle.open();
NDNHandle shandle = NDNHandle.open();
try {
ContentName testName =
new ContentName(testHelper.getTestNamespace("testSaveAsGone"), collectionObjName);
CollectionObject c0 = new CollectionObject(testName, empty, SaveType.REPOSITORY, thandle);
setupNamespace(testName);
NDNTime t0 = saveAsGoneAndLog("Gone", c0);
Assert.assertTrue("Should be gone", c0.isGone());
ContentName goneVersionName = c0.getVersionedName();
NDNTime t1 = saveAndLog("NotGone", c0, null, small1);
TestUtils.checkObject(thandle, c0);
Assert.assertFalse("Should not be gone", c0.isGone());
Assert.assertTrue(t1.after(t0));
CollectionObject c1 = new CollectionObject(testName, rhandle);
NDNTime t2 = waitForDataAndLog(testName.toString(), c1);
Assert.assertFalse("Read back should not be gone", c1.isGone());
Assert.assertEquals(t2, t1);
NDNTime t3 = updateAndLog(goneVersionName.toString(), c1, goneVersionName);
Assert.assertTrue(VersioningProfile.isVersionOf(c1.getVersionedName(), testName));
Assert.assertEquals(t3, t0);
Assert.assertTrue("Read back should be gone.", c1.isGone());
t0 = saveAsGoneAndLog("GoneAgain", c0);
Assert.assertTrue("Should be gone", c0.isGone());
CollectionObject c2 = new CollectionObject(testName, shandle);
NDNTime t4 = waitForDataAndLog(testName.toString(), c2);
Assert.assertTrue(
"Read back of " + c0.getVersionedName() + " should be gone, got " + c2.getVersionedName(),
c2.isGone());
Assert.assertEquals(t4, t0);
} finally {
thandle.close();
rhandle.close();
shandle.close();
KeyManager.closeDefaultKeyManager();
}
Log.info(Log.FAC_TEST, "Completed testSaveAsGone");
}
@Test
public void testUpdateOtherName() throws Exception {
Log.info(Log.FAC_TEST, "Starting testUpdateOtherName");
NDNHandle thandle = NDNHandle.open();
NDNHandle rhandle = NDNHandle.open();
try {
ContentName testName =
new ContentName(
testHelper.getTestNamespace("testUpdateOtherName"), collectionObjName, "name1");
ContentName testName2 =
new ContentName(
testHelper.getTestNamespace("testUpdateOtherName"), collectionObjName, "name2");
CollectionObject c0 = new CollectionObject(testName, empty, SaveType.REPOSITORY, rhandle);
setupNamespace(testName);
NDNTime t0 = saveAndLog("Empty", c0, null, empty);
TestUtils.checkObject(rhandle, c0);
CollectionObject c1 = new CollectionObject(testName2, small1, SaveType.REPOSITORY, thandle);
// Cheat a little, make this one before the setupNamespace...
CollectionObject c2 = new CollectionObject(testName2, small1, SaveType.REPOSITORY, null);
setupNamespace(testName2);
NDNTime t1 = saveAndLog("Small", c1, null, small1);
TestUtils.checkObject(thandle, c1);
Assert.assertTrue("First version should come before second", t0.before(t1));
NDNTime t2 = saveAndLog("Small2ndWrite", c2, null, small1);
TestUtils.checkObject(c2.getHandle(), c2);
Assert.assertTrue("Third version should come after second", t1.before(t2));
Assert.assertTrue(c2.contentEquals(c1));
Assert.assertFalse(c2.equals(c1));
NDNTime t3 = updateAndLog(c0.getVersionedName().toString(), c0, testName2);
Assert.assertTrue(VersioningProfile.isVersionOf(c0.getVersionedName(), testName2));
Assert.assertEquals(t3, t2);
Assert.assertTrue(c0.contentEquals(c2));
t3 = updateAndLog(c0.getVersionedName().toString(), c0, c1.getVersionedName());
Assert.assertTrue(VersioningProfile.isVersionOf(c0.getVersionedName(), testName2));
Assert.assertEquals(t3, t1);
Assert.assertTrue(c0.contentEquals(c1));
} finally {
thandle.close();
rhandle.close();
KeyManager.closeDefaultKeyManager();
}
Log.info(Log.FAC_TEST, "Completed testUpdateOtherName");
}
@Test
public void testSaveToVersion() throws Exception {
Log.info(Log.FAC_TEST, "Starting testSaveToVersion");
// Testing problem of disappearing versions, inability to get latest. Use simpler
// object than a collection.
NDNHandle lput = NDNHandle.open();
NDNHandle lget = NDNHandle.open();
try {
ContentName testName =
new ContentName(testHelper.getTestNamespace("testSaveToVersion"), stringObjName);
NDNTime desiredVersion = NDNTime.now();
NDNStringObject so = new NDNStringObject(testName, "First value", SaveType.REPOSITORY, lput);
setupNamespace(testName);
saveAndLog("SpecifiedVersion", so, desiredVersion, "Time: " + desiredVersion);
TestUtils.checkObject(lput, so);
Assert.assertEquals("Didn't write correct version", desiredVersion, so.getVersion());
NDNStringObject ro = new NDNStringObject(testName, lget);
ro.waitForData();
Assert.assertEquals("Didn't read correct version", desiredVersion, ro.getVersion());
ContentName versionName = ro.getVersionedName();
saveAndLog("UpdatedVersion", so, null, "ReplacementData");
TestUtils.checkObject(lput, so);
updateAndLog("UpdatedData", ro, null);
Assert.assertTrue(
"New version " + so.getVersion() + " should be later than old version " + desiredVersion,
(desiredVersion.before(so.getVersion())));
Assert.assertEquals("Didn't read correct version", so.getVersion(), ro.getVersion());
NDNStringObject ro2 = new NDNStringObject(versionName, null);
ro2.waitForData();
Assert.assertEquals("Didn't read correct version", desiredVersion, ro2.getVersion());
} finally {
lput.close();
lget.close();
KeyManager.closeDefaultKeyManager();
}
Log.info(Log.FAC_TEST, "Completed testSaveToVersion");
}
@Test
public void testUpdateListener() throws Exception {
Log.info(Log.FAC_TEST, "Starting testUpdateListener");
SaveType saveType = SaveType.REPOSITORY;
NDNHandle writeHandle = NDNHandle.open();
NDNHandle readHandle = NDNHandle.open();
try {
ContentName testName =
new ContentName(testHelper.getTestNamespace("testUpdateListener"), stringObjName);
NDNStringObject writeObject =
new NDNStringObject(testName, "Something to listen to.", saveType, writeHandle);
writeObject.save();
CounterListener ourListener = new CounterListener();
NDNStringObject readObject = new NDNStringObject(testName, null, null, readHandle);
readObject.addListener(ourListener);
boolean result = readObject.update();
Assert.assertTrue(result);
Assert.assertTrue(ourListener.getCounter() == 1);
readObject.updateInBackground();
writeObject.save("New stuff! New stuff!");
synchronized (readObject) {
while (ourListener.getCounter() == 1) readObject.wait();
}
// For some reason, we're getting two updates on our updateInBackground...
Assert.assertTrue(ourListener.getCounter() > 1);
} finally {
writeHandle.close();
readHandle.close();
KeyManager.closeDefaultKeyManager();
}
Log.info(Log.FAC_TEST, "Completed testUpdateListener");
}
@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 testLocalCopyWrapper() throws Exception {
Log.info(Log.FAC_TEST, "Starting testLocalCopyWrapper");
NDNHandle thandle = NDNHandle.open();
NDNHandle rhandle = NDNHandle.open();
try {
ContentName testName =
new ContentName(testHelper.getTestNamespace("testLocalCopyWrapper"), collectionObjName);
NDNStringObject so = new NDNStringObject(testName, rhandle);
LocalCopyWrapper wo = new LocalCopyWrapper(so);
Assert.assertFalse(wo.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
wo.updateInBackground(false, new Listener(record));
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);
wo.waitForData();
Assert.assertTrue(wo.available());
Assert.assertEquals(((NDNStringObject) wo.object()).string(), sowrite.string());
Assert.assertEquals(wo.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();
rhandle.close();
KeyManager.closeDefaultKeyManager();
}
Log.info(Log.FAC_TEST, "Completed testLocalCopyWrapper");
}
@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");
}
@Test
public void testStreamUpdate() throws Exception {
Log.info(Log.FAC_TEST, "Starting testStreamUpdate");
NDNHandle tHandle = NDNHandle.open();
try {
ContentName testName =
new ContentName(testHelper.getTestNamespace("testStreamUpdate"), collectionObjName);
CollectionObject testCollectionObject =
new CollectionObject(testName, small1, SaveType.REPOSITORY, tHandle);
setupNamespace(testName);
saveAndLog("testStreamUpdate", testCollectionObject, null, small1);
TestUtils.checkObject(tHandle, testCollectionObject);
Log.info(
Log.FAC_TEST, "testCollectionObject name: " + testCollectionObject.getVersionedName());
NDNVersionedInputStream vis =
new NDNVersionedInputStream(testCollectionObject.getVersionedName());
ByteArrayOutputStream baos = new ByteArrayOutputStream();
byte[] buf = new byte[128];
// Will incur a timeout
while (!vis.eof()) {
int read = vis.read(buf);
if (read > 0) baos.write(buf, 0, read);
}
Log.info(
Log.FAC_TEST,
"Read "
+ baos.toByteArray().length
+ " bytes, digest: "
+ DigestHelper.printBytes(DigestHelper.digest(baos.toByteArray()), 16));
Collection decodedData = new Collection();
decodedData.decode(baos.toByteArray());
Log.info(Log.FAC_TEST, "Decoded collection data: " + decodedData);
Assert.assertEquals(
"Decoding via stream fails to give expected result!", decodedData, small1);
NDNVersionedInputStream vis2 =
new NDNVersionedInputStream(testCollectionObject.getVersionedName());
ByteArrayOutputStream baos2 = new ByteArrayOutputStream();
// Will incur a timeout
while (!vis2.eof()) {
int val = vis2.read();
if (val < 0) break;
baos2.write((byte) val);
}
Log.info(
Log.FAC_TEST,
"Read "
+ baos2.toByteArray().length
+ " bytes, digest: "
+ DigestHelper.printBytes(DigestHelper.digest(baos2.toByteArray()), 16));
Assert.assertArrayEquals(
"Reading same object twice gets different results!",
baos.toByteArray(),
baos2.toByteArray());
Collection decodedData2 = new Collection();
decodedData2.decode(baos2.toByteArray());
Assert.assertEquals(
"Decoding via stream byte read fails to give expected result!", decodedData2, small1);
NDNVersionedInputStream vis3 =
new NDNVersionedInputStream(testCollectionObject.getVersionedName());
Collection decodedData3 = new Collection();
decodedData3.decode(vis3);
Assert.assertEquals(
"Decoding via stream full read fails to give expected result!", decodedData3, small1);
} finally {
tHandle.close();
KeyManager.closeDefaultKeyManager();
}
Log.info(Log.FAC_TEST, "Completed testStreamUpdate");
}
@Test
public void testVersioning() throws Exception {
Log.info(Log.FAC_TEST, "Starting testVersioning");
// Testing problem of disappearing versions, inability to get latest. Use simpler
// object than a collection.
NDNHandle lput = NDNHandle.open();
NDNHandle lget = NDNHandle.open();
try {
ContentName testName =
new ContentName(testHelper.getTestNamespace("testVersioning"), stringObjName);
NDNStringObject so = new NDNStringObject(testName, "First value", SaveType.REPOSITORY, lput);
setupNamespace(testName);
NDNStringObject ro = null;
NDNStringObject ro2 = null;
NDNStringObject ro3, ro4; // make each time, to get a new handle.
NDNTime soTime, srTime, sr2Time, sr3Time, sr4Time, so2Time;
for (int i = 0; i < numbers.length; ++i) {
soTime = saveAndLog(numbers[i], so, null, numbers[i]);
TestUtils.checkObject(lput, so);
ro = new NDNStringObject(testName, lget);
srTime = waitForDataAndLog(numbers[i], ro);
ro2 = new NDNStringObject(testName, null);
sr2Time = waitForDataAndLog(numbers[i], ro2);
ro3 = new NDNStringObject(ro.getVersionedName(), null); // read specific version
sr3Time = waitForDataAndLog("UpdateToROVersion", ro3);
// Save a new version and pull old
so2Time = saveAndLog(numbers[i] + "-Update", so, null, numbers[i] + "-Update");
TestUtils.checkObject(lput, so);
ro4 = new NDNStringObject(ro.getVersionedName(), null); // read specific version
sr4Time = waitForDataAndLog("UpdateAnotherToROVersion", ro4);
Log.info(
Log.FAC_TEST,
"Update "
+ i
+ ": Times: "
+ soTime
+ " "
+ srTime
+ " "
+ sr2Time
+ " "
+ sr3Time
+ " different: "
+ so2Time);
Assert.assertEquals("SaveTime doesn't match first read", soTime, srTime);
Assert.assertEquals("SaveTime doesn't match second read", soTime, sr2Time);
Assert.assertEquals("SaveTime doesn't match specific version read", soTime, sr3Time);
Assert.assertFalse("UpdateTime isn't newer than read time", soTime.equals(so2Time));
Assert.assertEquals("SaveTime doesn't match specific version read", soTime, sr4Time);
}
} finally {
lput.close();
lget.close();
KeyManager.closeDefaultKeyManager();
}
Log.info(Log.FAC_TEST, "Completed testVersioning");
}