diff options
Diffstat (limited to 'eth/downloader/downloader_test.go')
| -rw-r--r-- | eth/downloader/downloader_test.go | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/eth/downloader/downloader_test.go b/eth/downloader/downloader_test.go index c9e84371c..5f10fb41f 100644 --- a/eth/downloader/downloader_test.go +++ b/eth/downloader/downloader_test.go @@ -169,8 +169,9 @@ func (dl *downloadTester) getBlocks(id string) func([]common.Hash) error { } } -func (dl *downloadTester) newPeer(id string, td *big.Int, hash common.Hash) { - dl.downloader.RegisterPeer(id, hash, dl.getHashes, dl.getBlocks(id)) +// newPeer registers a new block download source into the syncer. +func (dl *downloadTester) newPeer(id string, td *big.Int, hash common.Hash) error { + return dl.downloader.RegisterPeer(id, hash, dl.getHashes, dl.getBlocks(id)) } // Tests that simple synchronization, without throttling from a good peer works. @@ -559,6 +560,13 @@ func TestBannedChainStarvationAttack(t *testing.T) { } banned = bans } + // Check that after banning an entire chain, bad peers get dropped + if err := tester.newPeer("new attacker", big.NewInt(10000), hashes[0]); err != errBannedHead { + t.Fatalf("peer registration mismatch: have %v, want %v", err, errBannedHead) + } + if peer := tester.downloader.peers.Peer("net attacker"); peer != nil { + t.Fatalf("banned attacker registered: %v", peer) + } } // Tests that if a peer sends excessively many/large invalid chains that are |