public async Task Can_prepare_3_requests_in_a_row()
{
MemDbProvider memDbProvider = new MemDbProvider();
BlockTree blockTree = new BlockTree(memDbProvider.BlocksDb, memDbProvider.HeadersDb, memDbProvider.BlockInfosDb, new ChainLevelInfoRepository(memDbProvider.BlockInfosDb), MainnetSpecProvider.Instance, NullTxPool.Instance, NullBloomStorage.Instance, LimboLogs.Instance);
HeadersSyncFeed feed = new HeadersSyncFeed(blockTree, Substitute.For <ISyncPeerPool>(), new SyncConfig {
FastSync = true, FastBlocks = true, PivotNumber = "1000", PivotHash = Keccak.Zero.ToString(), PivotTotalDifficulty = "1000"
}, Substitute.For <ISyncReport>(), LimboLogs.Instance);
HeadersSyncBatch batch1 = await feed.PrepareRequest();
HeadersSyncBatch batch2 = await feed.PrepareRequest();
HeadersSyncBatch batch3 = await feed.PrepareRequest();
}
public async Task Can_keep_returning_nulls_after_all_batches_were_prepared()
{
MemDbProvider memDbProvider = new MemDbProvider();
BlockTree blockTree = new BlockTree(memDbProvider.BlocksDb, memDbProvider.HeadersDb, memDbProvider.BlockInfosDb, new ChainLevelInfoRepository(memDbProvider.BlockInfosDb), MainnetSpecProvider.Instance, NullTxPool.Instance, NullBloomStorage.Instance, LimboLogs.Instance);
HeadersSyncFeed feed = new HeadersSyncFeed(blockTree, Substitute.For <ISyncPeerPool>(), new SyncConfig {
FastSync = true, FastBlocks = true, PivotNumber = "1000", PivotHash = Keccak.Zero.ToString(), PivotTotalDifficulty = "1000"
}, Substitute.For <ISyncReport>(), LimboLogs.Instance);
for (int i = 0; i < 10; i++)
{
await feed.PrepareRequest();
}
var result = await feed.PrepareRequest();
result.Should().BeNull();
}
public async Task Finishes_when_all_downloaded()
{
IBlockTree blockTree = Substitute.For <IBlockTree>();
blockTree.LowestInsertedHeader.Returns(Build.A.BlockHeader.WithNumber(1000).TestObject);
ISyncReport report = Substitute.For <ISyncReport>();
report.HeadersInQueue.Returns(new MeasuredProgress());
MeasuredProgress measuredProgress = new MeasuredProgress();
report.FastBlocksHeaders.Returns(measuredProgress);
HeadersSyncFeed feed = new HeadersSyncFeed(blockTree, Substitute.For <ISyncPeerPool>(), new SyncConfig {
FastSync = true, FastBlocks = true, PivotNumber = "1000", PivotHash = Keccak.Zero.ToString(), PivotTotalDifficulty = "1000"
}, report, LimboLogs.Instance);
await feed.PrepareRequest();
blockTree.LowestInsertedHeader.Returns(Build.A.BlockHeader.WithNumber(1).TestObject);
var result = await feed.PrepareRequest();
result.Should().BeNull();
feed.CurrentState.Should().Be(SyncFeedState.Finished);
measuredProgress.HasEnded.Should().BeTrue();
}
