@Test
public void testPathfinder() throws Exception {
Log.info(Log.FAC_TEST, "Starting testPathfinder");
// Make the content
ContentName testRoot = testHelper.getTestNamespace("testPathfinder");
ContentName startingPoint =
new ContentName(testRoot, "This", "is", "a", "longer", "path", "than", "necessary.");
CCNStringObject targetObject =
new CCNStringObject(
new ContentName(startingPoint.parent().parent().parent(), TARGET_POSTFIX_NAME),
"The target!",
SaveType.REPOSITORY,
writeHandle);
targetObject.save();
Pathfinder finder =
new Pathfinder(
startingPoint,
null,
TARGET_POSTFIX_NAME,
true,
false,
SystemConfiguration.SHORT_TIMEOUT,
null,
readHandle);
SearchResults results = finder.waitForResults();
Assert.assertNotNull(results.getResult());
Log.info(Log.FAC_TEST, "Completed testPathfinder");
}
@Test
public void testLinkQueue() throws Exception {
Log.info(Log.FAC_TEST, "Started testLinkQueue");
String prefix = String.format("/repotest/test_%016X", rnd.nextLong());
String queuenamestring = prefix + "/queue";
String objnamestring = prefix + "/obj";
ContentName queuename = ContentName.fromNative(queuenamestring);
ContentName objname = ContentName.fromNative(objnamestring);
int objsize = 1024 * 600;
CCNHandle recvhandle = CCNHandle.getHandle();
CCNHandle sendhandle = CCNHandle.open(recvhandle.keyManager());
char[] buf = new char[objsize];
Arrays.fill(buf, 'x');
String objfill = String.valueOf(buf);
VersioningInterest vi = new VersioningInterest(recvhandle);
TestListener listener = new TestListener();
vi.expressInterest(queuename, listener);
Thread.sleep(1000);
CCNStringObject so =
new CCNStringObject(objname, objfill, SaveType.LOCALREPOSITORY, sendhandle);
so.save();
so.close();
Link link = new Link(so.getVersionedName());
LinkObject lo = new LinkObject(queuename, link, SaveType.LOCALREPOSITORY, sendhandle);
lo.save();
lo.close();
sendhandle.close();
// now see if we got it in the TestListener
Assert.assertTrue(listener.cl.waitForValue(1, 60000));
ReceivedData rd = listener.received.get(0);
ContentObject co = rd.object;
CCNStringObject so2 = new CCNStringObject(co.name(), recvhandle);
Assert.assertEquals(so, so2);
Log.info(Log.FAC_TEST, "Completed testLinkQueue");
}
@BeforeClass
public static void setUpBeforeClass() throws Exception {
CCNTestBase.setUpBeforeClass();
CCNTime version = new CCNTime();
ContentName stringName = testHelper.getClassChildName(STRING_VALUE_NAME);
for (int i = 0; i < data.length; ++i) {
// save multiple versions of the same object.
data[i] = new CCNStringObject(stringName, "Value " + i, SaveType.REPOSITORY, putHandle);
Log.info(Log.FAC_TEST, "Saving as version " + version);
data[i].save(version);
version.increment(1); // avoid version collisions
}
gone =
new CCNStringObject(
testHelper.getClassChildName(GONE_VALUE_NAME),
GONE_VALUE_NAME,
SaveType.REPOSITORY,
putHandle);
gone.saveAsGone();
TestUtils.checkObject(putHandle, gone);
bigData = testHelper.getClassChildName(BIG_VALUE_NAME);
bigDataContent = new byte[bigDataLength];
Random rand = new Random();
rand.nextBytes(bigDataContent);
bigValueDigest = CCNDigestHelper.digest(bigDataContent);
// generate some segmented data
CCNRepositoryWriter writer = new CCNRepositoryWriter(putHandle);
writer.newVersion(bigData, bigDataContent);
}
private User getFriendlyName(
PublisherPublicKeyDigest digest, CCNHandle tempReadHandle, CCNHandle tempWriteHandle)
throws MalformedContentNameStringException, IOException {
User userFriendlyName = null;
if (_userToDigestHash.containsKey(digest)) {
userFriendlyName = _userToDigestHash.get(digest);
Log.info("GET digest: " + digest.digest() + " --> " + userFriendlyName.getUserName());
} else {
Log.info("We DON'T have an entry in our hash for this " + digest);
}
if (userFriendlyName == null) {
// Its not in the hashMap.. So, try and read the user's
// friendly name from the ContentName and then add it to
// the hashMap....
String userNameStr = _namespaceStr + MEMBER_COMPONENT;
_userNamespace =
KeyProfile.keyName(ContentName.fromURI(userNameStr), _readString.getContentPublisher());
try {
_readNameString =
new CCNStringObject(_userNamespace, (String) null, SaveType.RAW, tempReadHandle);
} catch (Exception e) {
e.printStackTrace();
}
_readNameString.update(WAIT_TIME_FOR_FRIENDLY_NAME);
if (_readNameString.available()) {
if (_readString.getContentPublisher().equals(_readNameString.getContentPublisher())) {
userFriendlyName =
addNameToHash(_readNameString.getContentPublisher(), _readNameString.string());
}
} else {
userFriendlyName =
new Speaker(
"", "", _readString.getContentPublisher().shortFingerprint().substring(0, 8));
}
}
return userFriendlyName;
}
@Test
public void testAutomatedDereferenceForGone() throws Exception {
Log.info(Log.FAC_TEST, "Starting testAutomatedDereferenceForGone");
Link versionedLink = new Link(gone.getVersionedName());
LinkObject versionedLinkObject =
new LinkObject(
testHelper.getTestChildName("testAutomatedDereferenceForGone", "versionedLink"),
versionedLink,
SaveType.REPOSITORY,
putHandle);
versionedLinkObject.save();
TestUtils.checkObject(putHandle, versionedLinkObject);
Link unversionedLink = new Link(gone.getBaseName());
LinkObject unversionedLinkObject =
new LinkObject(
testHelper.getTestChildName("testAutomatedDereferenceForGone", "unversionedLink"),
unversionedLink,
SaveType.REPOSITORY,
putHandle);
unversionedLinkObject.save();
TestUtils.checkObject(putHandle, unversionedLinkObject);
Link twoHopLink = new Link(unversionedLinkObject.getBaseName());
LinkObject twoHopLinkObject =
new LinkObject(
testHelper.getTestChildName("testAutomatedDereferenceForGone", "twoHopLink"),
twoHopLink,
SaveType.REPOSITORY,
putHandle);
twoHopLinkObject.save();
TestUtils.checkObject(putHandle, twoHopLinkObject);
// read via the name iself
CCNStringObject readObjectControl = new CCNStringObject(gone.getBaseName(), null);
Assert.assertEquals(readObjectControl.getVersionedName(), gone.getVersionedName());
Assert.assertTrue(readObjectControl.isGone());
// read via the versioned link.
CCNStringObject versionedReadObject =
new CCNStringObject(versionedLinkObject.getBaseName(), getHandle);
Assert.assertEquals(versionedReadObject.getVersionedName(), gone.getVersionedName());
Assert.assertTrue(versionedReadObject.isGone());
Assert.assertNotNull(versionedReadObject.getDereferencedLink());
Assert.assertEquals(versionedReadObject.getDereferencedLink(), versionedLinkObject);
// read latest version via the unversioned link
CCNStringObject unversionedReadObject =
new CCNStringObject(unversionedLinkObject.getBaseName(), getHandle);
Assert.assertEquals(unversionedReadObject.getVersionedName(), gone.getVersionedName());
Assert.assertTrue(unversionedReadObject.isGone());
Assert.assertNotNull(unversionedReadObject.getDereferencedLink());
Assert.assertEquals(unversionedReadObject.getDereferencedLink(), unversionedLinkObject);
// read via the two-hop link
CCNStringObject twoHopReadObject =
new CCNStringObject(twoHopLinkObject.getBaseName(), getHandle);
Assert.assertEquals(twoHopReadObject.getVersionedName(), gone.getVersionedName());
Assert.assertTrue(twoHopReadObject.isGone());
Assert.assertNotNull(twoHopReadObject.getDereferencedLink());
Assert.assertEquals(twoHopReadObject.getDereferencedLink(), unversionedLinkObject);
Assert.assertNotNull(twoHopReadObject.getDereferencedLink().getDereferencedLink());
Assert.assertEquals(
twoHopReadObject.getDereferencedLink().getDereferencedLink(), twoHopLinkObject);
Log.info(Log.FAC_TEST, "Completed testAutomatedDereferenceForGone");
}
@Test
public void testThumbnails() throws Exception {
Log.info(Log.FAC_TEST, "Starting testThumbnails");
byte[] fakeImageData1 = "xxx".getBytes();
ContentName thumbNailBase =
new ContentName(testHelper.getTestNamespace("testThumbnails"), "thumbnailBaseFile");
CCNStringObject cso =
new CCNStringObject(
thumbNailBase, "thumbNailBase", CCNFlowControl.SaveType.REPOSITORY, putHandle);
cso.save();
cso.close();
ContentName origVersion =
SegmentationProfile.segmentRoot(
VersioningProfile.getLatestVersion(
thumbNailBase,
cso.getContentPublisher(),
SystemConfiguration.LONG_TIMEOUT,
putHandle.defaultVerifier(),
getHandle)
.name());
ContentName thumbName =
ThumbnailProfile.getLatestVersion(
thumbNailBase, "image.png".getBytes(), SystemConfiguration.LONG_TIMEOUT, putHandle);
Log.info(Log.FAC_TEST, "Check that we can retrieve a simple thumbnail");
RepositoryFileOutputStream thumbImage1 = new RepositoryFileOutputStream(thumbName, putHandle);
thumbImage1.write(fakeImageData1, 0, fakeImageData1.length);
thumbImage1.close();
ContentName checkThumbName =
ThumbnailProfile.getLatestVersion(
thumbNailBase, "image.png".getBytes(), SystemConfiguration.LONG_TIMEOUT, putHandle);
checkData(checkThumbName, fakeImageData1);
Log.info(Log.FAC_TEST, "Check that we can retrieve a second version of a thumbnail");
byte[] fakeImageData2 = "yyy".getBytes();
ContentName thumbName2 = VersioningProfile.updateVersion(checkThumbName);
RepositoryFileOutputStream thumbImage2 = new RepositoryFileOutputStream(thumbName2, putHandle);
thumbImage2.write(fakeImageData2, 0, fakeImageData2.length);
thumbImage2.close();
checkThumbName =
ThumbnailProfile.getLatestVersion(
thumbNailBase, "image.png".getBytes(), SystemConfiguration.LONG_TIMEOUT, putHandle);
checkData(checkThumbName, fakeImageData2);
Log.info(
Log.FAC_TEST,
"Check that we can retrieve a thumbnail associated with a second version of a file");
cso =
new CCNStringObject(
thumbNailBase, "thumbNailBase", CCNFlowControl.SaveType.REPOSITORY, putHandle);
cso.save();
cso.close();
byte[] fakeImageData3 = "zzz".getBytes();
thumbName =
ThumbnailProfile.getLatestVersion(
thumbNailBase, "image.png".getBytes(), SystemConfiguration.LONG_TIMEOUT, putHandle);
RepositoryFileOutputStream thumbImage3 = new RepositoryFileOutputStream(thumbName, putHandle);
thumbImage3.write(fakeImageData3, 0, fakeImageData3.length);
thumbImage3.close();
checkThumbName =
ThumbnailProfile.getLatestVersion(
thumbNailBase, "image.png".getBytes(), SystemConfiguration.LONG_TIMEOUT, putHandle);
checkData(checkThumbName, fakeImageData3);
Log.info(
Log.FAC_TEST,
"Check that we can retrieve a second thumbnail associated with a second version of a file");
byte[] fakeImageData4 = "fff".getBytes();
thumbName2 = VersioningProfile.updateVersion(checkThumbName);
RepositoryFileOutputStream thumbImage4 = new RepositoryFileOutputStream(thumbName2, putHandle);
thumbImage4.write(fakeImageData4, 0, fakeImageData4.length);
thumbImage4.close();
checkThumbName =
ThumbnailProfile.getLatestVersion(
thumbNailBase, "image.png".getBytes(), SystemConfiguration.LONG_TIMEOUT, putHandle);
checkData(checkThumbName, fakeImageData4);
Log.info(
Log.FAC_TEST,
"Check that we can retrieve the correct thumbnail associated with an arbitrary version of a file");
checkThumbName =
ThumbnailProfile.getLatestVersion(
origVersion, "image.png".getBytes(), SystemConfiguration.LONG_TIMEOUT, putHandle);
checkData(checkThumbName, fakeImageData2);
Log.info(Log.FAC_TEST, "Completed testThumbnails");
}