public void testUpdateBaseAndDelta() throws Exception {
// local root with just a base in it
makeLocalFile("00005.base.cueball");
MockFetcher fetcher = new MockFetcher(LOCAL_ROOT, "00006.base.cueball", "00007.delta.cueball");
MockCueballMerger merger = new MockCueballMerger();
CueballUpdater updater =
new CueballUpdater(LOCAL_ROOT, 12, 5, fetcher, merger, new NoCompressionCodec(), 1);
updater.update(7, null);
// make sure fetcher got the right args
assertEquals(5, fetcher.latestLocalVersion);
// make sure the merger got the right args
assertEquals(LOCAL_ROOT + "/00006.base.cueball", merger.latestBase);
assertEquals(
new HashSet<String>(Arrays.asList(LOCAL_ROOT + "/00007.delta.cueball")), merger.deltas);
assertEquals(12, merger.keyHashSize);
assertEquals(5, merger.valueSize);
assertEquals(LOCAL_ROOT + "/00007.base.cueball", merger.newBasePath);
// make sure that the mock base created by the merger still exists
assertTrue(localFileExists("/00007.base.cueball"));
// old base should be deleted
assertFalse(localFileExists("/00005.base.cueball"));
// delta that was fetched should be deleted
assertFalse(localFileExists(LOCAL_ROOT + "/00006.base.cueball"));
assertFalse(localFileExists(LOCAL_ROOT + "/00007.delta.cueball"));
}
public void testBootstrapWithDeltas() throws Exception {
// blank local root
MockFetcher fetcher = new MockFetcher(LOCAL_ROOT, "00000.base.cueball", "00001.delta.cueball");
MockCueballMerger merger = new MockCueballMerger();
CueballUpdater updater =
new CueballUpdater(LOCAL_ROOT, 12, 5, fetcher, merger, new NoCompressionCodec(), 1);
updater.update(1, Collections.singleton(45));
// make sure fetcher got the right args
assertEquals(-1, fetcher.latestLocalVersion);
assertEquals(Collections.singleton(45), fetcher.excludeVersions);
// make sure the merger got the right args
assertEquals(LOCAL_ROOT + "/00000.base.cueball", merger.latestBase);
assertEquals(
new HashSet<String>(Arrays.asList(LOCAL_ROOT + "/00001.delta.cueball")), merger.deltas);
assertEquals(12, merger.keyHashSize);
assertEquals(5, merger.valueSize);
assertEquals(LOCAL_ROOT + "/00001.base.cueball", merger.newBasePath);
// make sure that the mock base created by the merger still exists
assertTrue(localFileExists("/00001.base.cueball"));
// old base should be deleted
assertFalse(localFileExists("/00000.base.cueball"));
// delta that was fetched should be deleted
assertFalse(localFileExists(LOCAL_ROOT + "/00001.delta.cueball"));
}