@Test
public void testUsingUnknownBlobFails() throws Exception {
// Try to use the 'n' blob that is not on the server.
//
TestRepository<Repository> s = new TestRepository<Repository>(src);
RevBlob n = s.blob("n");
RevCommit N = s.commit().parent(B).add("q", n).create();
// But don't include it in the pack.
//
final TemporaryBuffer.Heap pack = new TemporaryBuffer.Heap(1024);
packHeader(pack, 2);
copy(pack, src.open(N));
copy(pack,src.open(s.parseBody(N).getTree()));
digest(pack);
final TemporaryBuffer.Heap inBuf = new TemporaryBuffer.Heap(1024);
final PacketLineOut inPckLine = new PacketLineOut(inBuf);
inPckLine.writeString(ObjectId.zeroId().name() + ' ' + N.name() + ' '
+ "refs/heads/s" + '\0'
+ BasePackPushConnection.CAPABILITY_REPORT_STATUS);
inPckLine.end();
pack.writeTo(inBuf, PM);
final TemporaryBuffer.Heap outBuf = new TemporaryBuffer.Heap(1024);
final ReceivePack rp = new ReceivePack(dst);
rp.setCheckReceivedObjects(true);
rp.setCheckReferencedObjectsAreReachable(true);
rp.setAdvertiseRefsHook(new HidePrivateHook());
try {
receive(rp, inBuf, outBuf);
fail("Expected UnpackException");
} catch (UnpackException failed) {
Throwable err = failed.getCause();
assertTrue(err instanceof MissingObjectException);
MissingObjectException moe = (MissingObjectException) err;
assertEquals(n, moe.getObjectId());
}
final PacketLineIn r = asPacketLineIn(outBuf);
String master = r.readString();
int nul = master.indexOf('\0');
assertTrue("has capability list", nul > 0);
assertEquals(B.name() + ' ' + R_MASTER, master.substring(0, nul));
assertSame(PacketLineIn.END, r.readString());
assertEquals("unpack error Missing blob " + n.name(), r.readString());
assertEquals("ng refs/heads/s n/a (unpacker error)", r.readString());
assertSame(PacketLineIn.END, r.readString());
}