public void Can_stop()
{
SyncPeerMock peerA = new SyncPeerMock("A");
peerA.AddBlocksUpTo(QueueBasedSyncManager.MaxBatchSize, 0, 0);
When.Syncing
.Stop();
}
public void Can_reorg_on_hint_block_message()
{
SyncPeerMock peerA = new SyncPeerMock("A");
peerA.AddBlocksUpTo(3);
SyncPeerMock peerB = new SyncPeerMock("B");
peerB.AddBlocksUpTo(3);
When.Syncing
.AfterProcessingGenesis()
.AfterPeerIsAdded(peerA)
.AfterPeerIsAdded(peerB)
.Wait()
.After(() => peerB.AddBlocksUpTo(6))
.AfterHintBlockMessage(peerB.HeadBlock, peerB)
.Wait()
.BestSuggested.HeaderIs(peerB.HeadHeader).Stop();
}
public void Can_sync_more_than_a_batch()
{
SyncPeerMock peerA = new SyncPeerMock("A");
peerA.AddBlocksUpTo(QueueBasedSyncManager.MaxBatchSize * 3, 0, 0);
When.Syncing
.AfterProcessingGenesis()
.AfterPeerIsAdded(peerA)
.Wait()
.BestSuggested.HeaderIs(peerA.HeadHeader).Stop();
}
public void Will_remove_peer_when_init_fails()
{
SyncPeerMock peerA = new SyncPeerMock("A", true, true);
peerA.AddBlocksUpTo(1);
When.Syncing
.AfterProcessingGenesis()
.AfterPeerIsAdded(peerA)
.WaitAMoment()
.PeerCountIs(0).Stop();
}
public void Can_sync_with_one_peer_straight_and_extend_chain()
{
SyncPeerMock peerA = new SyncPeerMock("A");
peerA.AddBlocksUpTo(3);
When.Syncing
.AfterProcessingGenesis()
.AfterPeerIsAdded(peerA)
.Wait()
.BestSuggested.HeaderIs(peerA.HeadHeader).Stop();
}
public void Will_not_add_same_peer_twice()
{
SyncPeerMock peerA = new SyncPeerMock("A");
peerA.AddBlocksUpTo(1);
When.Syncing
.AfterProcessingGenesis()
.AfterPeerIsAdded(peerA)
.AfterPeerIsAdded(peerA)
.WaitAMoment()
.PeerCountIs(1)
.BestSuggested.BlockHasNumber(1).Stop();
}
public void Will_ignore_new_block_that_is_far_ahead()
{
SyncPeerMock peerA = new SyncPeerMock("A");
peerA.AddBlocksUpTo(1);
SyncPeerMock badPeer = new SyncPeerMock("B", false, true);
badPeer.AddBlocksUpTo(20);
When.Syncing
.AfterProcessingGenesis()
.AfterPeerIsAdded(badPeer)
.Wait()
.AfterPeerIsAdded(peerA)
.Wait()
.BestSuggested.BlockHasNumber(1).Stop();
}
public void Will_not_reorganize_more_than_max_reorg_length()
{
SyncPeerMock peerA = new SyncPeerMock("A");
peerA.AddBlocksUpTo(QueueBasedSyncManager.MaxReorganizationLength + 1, 0, 0);
SyncPeerMock peerB = new SyncPeerMock("B");
peerB.AddBlocksUpTo(QueueBasedSyncManager.MaxReorganizationLength + 2, 0, 1);
When.Syncing
.AfterProcessingGenesis()
.AfterPeerIsAdded(peerA)
.Wait()
.BestSuggested.HeaderIs(peerA.HeadHeader)
.AfterPeerIsAdded(peerB)
.Wait()
.BestSuggested.HeaderIs(peerA.HeadHeader).Stop();
}
public void Will_not_reorganize_on_same_chain_length()
{
SyncPeerMock peerA = new SyncPeerMock("A");
peerA.AddBlocksUpTo(10, 0, 0);
SyncPeerMock peerB = new SyncPeerMock("B");
peerB.AddBlocksUpTo(10, 0, 1);
When.Syncing
.AfterProcessingGenesis()
.AfterPeerIsAdded(peerA)
.Wait()
.BestSuggested.HeaderIs(peerA.HeadHeader)
.AfterPeerIsAdded(peerB)
.Wait()
.BestSuggested.HeaderIs(peerA.HeadHeader).Stop();
}
public void Can_reorg_based_on_total_difficulty()
{
SyncPeerMock peerA = new SyncPeerMock("A");
peerA.AddBlocksUpTo(10, 0, 0);
SyncPeerMock peerB = new SyncPeerMock("B");
peerB.AddHighDifficultyBlocksUpTo(6, 0, 1);
When.Syncing
.AfterProcessingGenesis()
.AfterPeerIsAdded(peerA)
.Wait()
.BestSuggested.HeaderIs(peerA.HeadHeader)
.AfterPeerIsAdded(peerB)
.Wait()
.BestSuggested.HeaderIs(peerB.HeadHeader).Stop();
}
public void Can_reorg_on_add_peer()
{
SyncPeerMock peerA = new SyncPeerMock("A");
peerA.AddBlocksUpTo(QueueBasedSyncManager.MaxBatchSize, 0, 0);
SyncPeerMock peerB = new SyncPeerMock("B");
peerB.AddBlocksUpTo(QueueBasedSyncManager.MaxBatchSize * 2, 0, 1);
When.Syncing
.AfterProcessingGenesis()
.AfterPeerIsAdded(peerA)
.Wait()
.BestSuggested.HeaderIs(peerA.HeadHeader)
.AfterPeerIsAdded(peerB)
.Wait()
.BestSuggested.HeaderIs(peerB.HeadHeader).Stop();
}
public void Can_extend_chain_on_new_block_when_high_difficulty_low_number()
{
SyncPeerMock peerA = new SyncPeerMock("A");
peerA.AddBlocksUpTo(10, 0, 0);
SyncPeerMock peerB = new SyncPeerMock("B");
peerB.AddHighDifficultyBlocksUpTo(6, 0, 1);
When.Syncing
.AfterProcessingGenesis()
.AfterPeerIsAdded(peerA)
.Wait()
.AfterPeerIsAdded(peerB)
.Wait()
.After(() => peerB.AddHighDifficultyBlocksUpTo(6, 0, 1))
.AfterNewBlockMessage(peerB.HeadBlock, peerB)
.BestSuggested.HeaderIs(peerB.HeadHeader).Stop();
}
public void Will_inform_connecting_peer_about_the_alternative_branch_with_same_difficulty()
{
SyncPeerMock peerA = new SyncPeerMock("A");
peerA.AddBlocksUpTo(2);
SyncPeerMock peerB = new SyncPeerMock("B");
peerB.AddBlocksUpTo(2, 0, 1);
When.Syncing
.AfterProcessingGenesis()
.AfterPeerIsAdded(peerA)
.Wait()
.AfterPeerIsAdded(peerB)
.Wait()
.BestSuggested.BlockHasNumber(2).Stop();
Assert.AreNotEqual(peerB.HeadBlock.Hash, peerA.HeadBlock.Hash);
Assert.AreEqual(peerB.ReceivedBlocks.Peek().Hash, peerA.HeadBlock.Hash);
}
