77 lines
2.3 KiB
Go
77 lines
2.3 KiB
Go
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package itests
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import (
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"context"
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"testing"
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"time"
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commcid "github.com/filecoin-project/go-fil-commcid"
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commp "github.com/filecoin-project/go-fil-commp-hashhash"
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"github.com/filecoin-project/go-state-types/abi"
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"github.com/filecoin-project/lotus/chain/actors/policy"
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"github.com/filecoin-project/lotus/itests/kit"
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"github.com/stretchr/testify/require"
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)
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func TestDealPadding(t *testing.T) {
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kit.QuietMiningLogs()
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var blockTime = 250 * time.Millisecond
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startEpoch := abi.ChainEpoch(2 << 12)
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policy.SetPreCommitChallengeDelay(2)
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client, miner, ens := kit.EnsembleMinimal(t, kit.ThroughRPC(), kit.WithAllSubsystems()) // no mock proofs.
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ens.InterconnectAll().BeginMining(blockTime)
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dh := kit.NewDealHarness(t, client, miner, miner)
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ctx := context.Background()
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client.WaitTillChain(ctx, kit.BlockMinedBy(miner.ActorAddr))
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// Create a random file, would originally be a 256-byte sector
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res, inFile := client.CreateImportFile(ctx, 1, 200)
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// Get the piece size and commP
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pieceInfo, err := client.ClientDealPieceCID(ctx, res.Root)
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require.NoError(t, err)
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t.Log("FILE CID:", res.Root)
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runTest := func(t *testing.T, upscale abi.PaddedPieceSize) {
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// test whether padding works as intended
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newRawCp, err := commp.PadCommP(
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pieceInfo.PieceCID.Hash()[len(pieceInfo.PieceCID.Hash())-32:],
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uint64(pieceInfo.PieceSize),
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uint64(upscale),
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)
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require.NoError(t, err)
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pcid, err := commcid.DataCommitmentV1ToCID(newRawCp)
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require.NoError(t, err)
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dp := dh.DefaultStartDealParams()
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dp.Data.Root = res.Root
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dp.Data.PieceCid = &pcid
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dp.Data.PieceSize = upscale.Unpadded()
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dp.DealStartEpoch = startEpoch
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proposalCid := dh.StartDeal(ctx, dp)
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// TODO: this sleep is only necessary because deals don't immediately get logged in the dealstore, we should fix this
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time.Sleep(time.Second)
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di, err := client.ClientGetDealInfo(ctx, *proposalCid)
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require.NoError(t, err)
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require.True(t, di.PieceCID.Equals(pcid))
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dh.WaitDealSealed(ctx, proposalCid, false, false, nil)
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// Retrieve the deal
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outFile := dh.PerformRetrieval(ctx, proposalCid, res.Root, false)
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kit.AssertFilesEqual(t, inFile, outFile)
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}
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t.Run("padQuarterSector", func(t *testing.T) { runTest(t, 512) })
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t.Run("padHalfSector", func(t *testing.T) { runTest(t, 1024) })
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t.Run("padFullSector", func(t *testing.T) { runTest(t, 2048) })
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}
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