2021-07-07 03:39:56 +02:00
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package claimtrie
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import (
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"math/rand"
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"testing"
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"time"
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"github.com/lbryio/lbcd/claimtrie/change"
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"github.com/lbryio/lbcd/claimtrie/config"
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"github.com/lbryio/lbcd/claimtrie/merkletrie"
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"github.com/lbryio/lbcd/claimtrie/param"
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"github.com/lbryio/lbcd/chaincfg/chainhash"
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"github.com/lbryio/lbcd/wire"
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"github.com/stretchr/testify/require"
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)
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var cfg = config.DefaultConfig
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func setup(t *testing.T) {
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param.SetNetwork(wire.TestNet)
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cfg.DataDir = t.TempDir()
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}
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func b(s string) []byte {
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return []byte(s)
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}
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func buildTx(hash chainhash.Hash) *wire.MsgTx {
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tx := wire.NewMsgTx(1)
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txIn := wire.NewTxIn(wire.NewOutPoint(&hash, 0), nil, nil)
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tx.AddTxIn(txIn)
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tx.AddTxOut(wire.NewTxOut(0, nil))
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return tx
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}
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func TestFixedHashes(t *testing.T) {
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r := require.New(t)
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setup(t)
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ct, err := New(cfg)
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r.NoError(err)
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defer ct.Close()
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r.Equal(merkletrie.EmptyTrieHash[:], ct.MerkleHash()[:])
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tx1 := buildTx(*merkletrie.EmptyTrieHash)
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tx2 := buildTx(tx1.TxHash())
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tx3 := buildTx(tx2.TxHash())
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tx4 := buildTx(tx3.TxHash())
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err = ct.AddClaim(b("test"), tx1.TxIn[0].PreviousOutPoint, change.NewClaimID(tx1.TxIn[0].PreviousOutPoint), 50)
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r.NoError(err)
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err = ct.AddClaim(b("test2"), tx2.TxIn[0].PreviousOutPoint, change.NewClaimID(tx2.TxIn[0].PreviousOutPoint), 50)
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r.NoError(err)
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err = ct.AddClaim(b("test"), tx3.TxIn[0].PreviousOutPoint, change.NewClaimID(tx3.TxIn[0].PreviousOutPoint), 50)
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r.NoError(err)
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err = ct.AddClaim(b("tes"), tx4.TxIn[0].PreviousOutPoint, change.NewClaimID(tx4.TxIn[0].PreviousOutPoint), 50)
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r.NoError(err)
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incrementBlock(r, ct, 1)
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expected, err := chainhash.NewHashFromStr("938fb93364bf8184e0b649c799ae27274e8db5221f1723c99fb2acd3386cfb00")
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r.NoError(err)
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r.Equal(expected[:], ct.MerkleHash()[:])
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}
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func TestEmptyHashFork(t *testing.T) {
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r := require.New(t)
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setup(t)
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param.ActiveParams.AllClaimsInMerkleForkHeight = 2
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ct, err := New(cfg)
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r.NoError(err)
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r.NotNil(ct)
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defer ct.Close()
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for i := 0; i < 5; i++ {
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2022-05-09 16:46:40 +02:00
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err := ct.AppendBlock(false)
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2021-07-07 03:39:56 +02:00
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r.NoError(err)
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}
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}
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func TestNormalizationFork(t *testing.T) {
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r := require.New(t)
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setup(t)
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param.ActiveParams.NormalizedNameForkHeight = 2
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ct, err := New(cfg)
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r.NoError(err)
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r.NotNil(ct)
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defer ct.Close()
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hash := chainhash.HashH([]byte{1, 2, 3})
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o1 := wire.OutPoint{Hash: hash, Index: 1}
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err = ct.AddClaim([]byte("AÑEJO"), o1, change.NewClaimID(o1), 10)
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r.NoError(err)
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o2 := wire.OutPoint{Hash: hash, Index: 2}
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err = ct.AddClaim([]byte("AÑejo"), o2, change.NewClaimID(o2), 5)
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r.NoError(err)
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o3 := wire.OutPoint{Hash: hash, Index: 3}
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err = ct.AddClaim([]byte("あてはまる"), o3, change.NewClaimID(o3), 5)
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r.NoError(err)
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o4 := wire.OutPoint{Hash: hash, Index: 4}
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err = ct.AddClaim([]byte("Aḿlie"), o4, change.NewClaimID(o4), 5)
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r.NoError(err)
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o5 := wire.OutPoint{Hash: hash, Index: 5}
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err = ct.AddClaim([]byte("TEST"), o5, change.NewClaimID(o5), 5)
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r.NoError(err)
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o6 := wire.OutPoint{Hash: hash, Index: 6}
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err = ct.AddClaim([]byte("test"), o6, change.NewClaimID(o6), 7)
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r.NoError(err)
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o7 := wire.OutPoint{Hash: hash, Index: 7}
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err = ct.AddSupport([]byte("test"), o7, 11, change.NewClaimID(o6))
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r.NoError(err)
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incrementBlock(r, ct, 1)
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r.NotEqual(merkletrie.EmptyTrieHash[:], ct.MerkleHash()[:])
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n, err := ct.nodeManager.NodeAt(ct.nodeManager.Height(), []byte("AÑEJO"))
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r.NoError(err)
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r.NotNil(n.BestClaim)
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r.Equal(int32(1), n.TakenOverAt)
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o8 := wire.OutPoint{Hash: hash, Index: 8}
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err = ct.AddClaim([]byte("aÑEJO"), o8, change.NewClaimID(o8), 8)
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r.NoError(err)
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incrementBlock(r, ct, 1)
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r.NotEqual(merkletrie.EmptyTrieHash[:], ct.MerkleHash()[:])
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n, err = ct.nodeManager.NodeAt(ct.nodeManager.Height(), []byte("añejo"))
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r.NoError(err)
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r.Equal(3, len(n.Claims))
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r.Equal(uint32(1), n.BestClaim.OutPoint.Index)
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r.Equal(int32(2), n.TakenOverAt)
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n, err = ct.nodeManager.NodeAt(ct.nodeManager.Height(), []byte("test"))
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r.NoError(err)
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r.Equal(int64(18), n.BestClaim.Amount+n.SupportSums[n.BestClaim.ClaimID.Key()])
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}
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func TestActivationsOnNormalizationFork(t *testing.T) {
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r := require.New(t)
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setup(t)
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param.ActiveParams.NormalizedNameForkHeight = 4
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ct, err := New(cfg)
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r.NoError(err)
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r.NotNil(ct)
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defer ct.Close()
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hash := chainhash.HashH([]byte{1, 2, 3})
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o7 := wire.OutPoint{Hash: hash, Index: 7}
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err = ct.AddClaim([]byte("A"), o7, change.NewClaimID(o7), 1)
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r.NoError(err)
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incrementBlock(r, ct, 3)
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verifyBestIndex(t, ct, "A", 7, 1)
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o8 := wire.OutPoint{Hash: hash, Index: 8}
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err = ct.AddClaim([]byte("A"), o8, change.NewClaimID(o8), 2)
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r.NoError(err)
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incrementBlock(r, ct, 1)
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verifyBestIndex(t, ct, "a", 8, 2)
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incrementBlock(r, ct, 2)
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verifyBestIndex(t, ct, "a", 8, 2)
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err = ct.ResetHeight(3)
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r.NoError(err)
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verifyBestIndex(t, ct, "A", 7, 1)
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}
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func TestNormalizationSortOrder(t *testing.T) {
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r := require.New(t)
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// this was an unfortunate bug; the normalization fork should not have activated anything
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// alas, it's now part of our history; we hereby test it to keep it that way
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setup(t)
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param.ActiveParams.NormalizedNameForkHeight = 2
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ct, err := New(cfg)
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r.NoError(err)
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r.NotNil(ct)
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defer ct.Close()
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hash := chainhash.HashH([]byte{1, 2, 3})
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o1 := wire.OutPoint{Hash: hash, Index: 1}
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err = ct.AddClaim([]byte("A"), o1, change.NewClaimID(o1), 1)
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r.NoError(err)
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o2 := wire.OutPoint{Hash: hash, Index: 2}
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err = ct.AddClaim([]byte("A"), o2, change.NewClaimID(o2), 2)
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r.NoError(err)
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o3 := wire.OutPoint{Hash: hash, Index: 3}
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err = ct.AddClaim([]byte("a"), o3, change.NewClaimID(o3), 3)
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r.NoError(err)
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incrementBlock(r, ct, 1)
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verifyBestIndex(t, ct, "A", 2, 2)
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verifyBestIndex(t, ct, "a", 3, 1)
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incrementBlock(r, ct, 1)
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verifyBestIndex(t, ct, "a", 3, 3)
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}
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func verifyBestIndex(t *testing.T, ct *ClaimTrie, name string, idx uint32, claims int) {
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r := require.New(t)
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n, err := ct.nodeManager.NodeAt(ct.nodeManager.Height(), []byte(name))
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r.NoError(err)
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r.Equal(claims, len(n.Claims))
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if claims > 0 {
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r.Equal(idx, n.BestClaim.OutPoint.Index)
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}
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}
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func TestRebuild(t *testing.T) {
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r := require.New(t)
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setup(t)
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ct, err := New(cfg)
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r.NoError(err)
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r.NotNil(ct)
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defer ct.Close()
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hash := chainhash.HashH([]byte{1, 2, 3})
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o1 := wire.OutPoint{Hash: hash, Index: 1}
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err = ct.AddClaim([]byte("test1"), o1, change.NewClaimID(o1), 1)
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r.NoError(err)
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o2 := wire.OutPoint{Hash: hash, Index: 2}
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err = ct.AddClaim([]byte("test2"), o2, change.NewClaimID(o2), 2)
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r.NoError(err)
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incrementBlock(r, ct, 1)
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m := ct.MerkleHash()
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r.NotNil(m)
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r.NotEqual(*merkletrie.EmptyTrieHash, *m)
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ct.merkleTrie = merkletrie.NewRamTrie()
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ct.runFullTrieRebuild(nil, nil)
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m2 := ct.MerkleHash()
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r.NotNil(m2)
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r.Equal(*m, *m2)
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}
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func BenchmarkClaimTrie_AppendBlock256(b *testing.B) {
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addUpdateRemoveRandoms(b, 256)
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}
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func BenchmarkClaimTrie_AppendBlock4(b *testing.B) {
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addUpdateRemoveRandoms(b, 4)
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}
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func addUpdateRemoveRandoms(b *testing.B, inBlock int) {
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rand.Seed(42)
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names := make([][]byte, 0, b.N)
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for i := 0; i < b.N; i++ {
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names = append(names, randomName())
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}
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var hashes []*chainhash.Hash
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param.SetNetwork(wire.TestNet)
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param.ActiveParams.OriginalClaimExpirationTime = 1000000
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param.ActiveParams.ExtendedClaimExpirationTime = 1000000
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cfg.DataDir = b.TempDir()
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r := require.New(b)
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ct, err := New(cfg)
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r.NoError(err)
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defer ct.Close()
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h1 := chainhash.Hash{100, 200}
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start := time.Now()
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b.ResetTimer()
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c := 0
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for i := 0; i < b.N; i++ {
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op := wire.OutPoint{Hash: h1, Index: uint32(i)}
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id := change.NewClaimID(op)
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err = ct.AddClaim(names[i], op, id, 500)
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r.NoError(err)
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if c++; c%inBlock == inBlock-1 {
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incrementBlock(r, ct, 1)
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hashes = append(hashes, ct.MerkleHash())
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}
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}
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for i := 0; i < b.N; i++ {
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op := wire.OutPoint{Hash: h1, Index: uint32(i)}
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id := change.NewClaimID(op)
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op.Hash[0] = 1
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err = ct.UpdateClaim(names[i], op, 400, id)
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|
|
|
r.NoError(err)
|
|
|
|
|
if c++; c%inBlock == inBlock-1 {
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
hashes = append(hashes, ct.MerkleHash())
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
for i := 0; i < b.N; i++ {
|
|
|
|
|
op := wire.OutPoint{Hash: h1, Index: uint32(i)}
|
|
|
|
|
id := change.NewClaimID(op)
|
|
|
|
|
op.Hash[0] = 2
|
|
|
|
|
err = ct.UpdateClaim(names[i], op, 300, id)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
if c++; c%inBlock == inBlock-1 {
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
hashes = append(hashes, ct.MerkleHash())
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
for i := 0; i < b.N; i++ {
|
|
|
|
|
op := wire.OutPoint{Hash: h1, Index: uint32(i)}
|
|
|
|
|
id := change.NewClaimID(op)
|
|
|
|
|
op.Hash[0] = 3
|
|
|
|
|
err = ct.SpendClaim(names[i], op, id)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
if c++; c%inBlock == inBlock-1 {
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
hashes = append(hashes, ct.MerkleHash())
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
hashes = append(hashes, ct.MerkleHash())
|
|
|
|
|
|
|
|
|
|
b.StopTimer()
|
|
|
|
|
ht := ct.height
|
|
|
|
|
h1 = *ct.MerkleHash()
|
|
|
|
|
b.Logf("Running AppendBlock bench with %d names in %f sec. Height: %d, Hash: %s",
|
|
|
|
|
b.N, time.Since(start).Seconds(), ht, h1.String())
|
|
|
|
|
|
|
|
|
|
// a very important test of the functionality:
|
|
|
|
|
for ct.height > 0 {
|
|
|
|
|
r.True(hashes[ct.height-1].IsEqual(ct.MerkleHash()))
|
|
|
|
|
err = ct.ResetHeight(ct.height - 1)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func randomName() []byte {
|
|
|
|
|
name := make([]byte, rand.Intn(30)+10)
|
|
|
|
|
rand.Read(name)
|
|
|
|
|
for i := range name {
|
|
|
|
|
name[i] %= 56
|
|
|
|
|
name[i] += 65
|
|
|
|
|
}
|
|
|
|
|
return name
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func incrementBlock(r *require.Assertions, ct *ClaimTrie, c int32) {
|
|
|
|
|
h := ct.height + c
|
|
|
|
|
if c < 0 {
|
|
|
|
|
err := ct.ResetHeight(ct.height + c)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
} else {
|
|
|
|
|
for ; c > 0; c-- {
|
2022-05-09 16:46:40 +02:00
|
|
|
err := ct.AppendBlock(false)
|
2021-07-07 03:39:56 +02:00
|
|
|
r.NoError(err)
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
r.Equal(h, ct.height)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func TestNormalizationRollback(t *testing.T) {
|
|
|
|
|
param.SetNetwork(wire.TestNet)
|
|
|
|
|
param.ActiveParams.OriginalClaimExpirationTime = 1000000
|
|
|
|
|
param.ActiveParams.ExtendedClaimExpirationTime = 1000000
|
|
|
|
|
cfg.DataDir = t.TempDir()
|
|
|
|
|
|
|
|
|
|
r := require.New(t)
|
|
|
|
|
ct, err := New(cfg)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
defer ct.Close()
|
|
|
|
|
|
|
|
|
|
r.Equal(int32(250), param.ActiveParams.NormalizedNameForkHeight)
|
|
|
|
|
incrementBlock(r, ct, 247)
|
|
|
|
|
|
|
|
|
|
h1 := chainhash.Hash{100, 200}
|
|
|
|
|
op := wire.OutPoint{Hash: h1, Index: 1}
|
|
|
|
|
id := change.NewClaimID(op)
|
|
|
|
|
err = ct.AddClaim([]byte("TEST"), op, id, 1000)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 5)
|
|
|
|
|
incrementBlock(r, ct, -4)
|
|
|
|
|
err = ct.SpendClaim([]byte("TEST"), op, id)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
h := ct.MerkleHash()
|
|
|
|
|
r.True(h.IsEqual(merkletrie.EmptyTrieHash))
|
|
|
|
|
incrementBlock(r, ct, 3)
|
|
|
|
|
h2 := ct.MerkleHash()
|
|
|
|
|
r.True(h.IsEqual(h2))
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func TestNormalizationRollbackFuzz(t *testing.T) {
|
|
|
|
|
rand.Seed(42)
|
|
|
|
|
var hashes []*chainhash.Hash
|
|
|
|
|
|
|
|
|
|
param.SetNetwork(wire.TestNet)
|
|
|
|
|
param.ActiveParams.OriginalClaimExpirationTime = 1000000
|
|
|
|
|
param.ActiveParams.ExtendedClaimExpirationTime = 1000000
|
|
|
|
|
cfg.DataDir = t.TempDir()
|
|
|
|
|
|
|
|
|
|
r := require.New(t)
|
|
|
|
|
ct, err := New(cfg)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
defer ct.Close()
|
|
|
|
|
h1 := chainhash.Hash{100, 200}
|
|
|
|
|
|
|
|
|
|
r.Equal(int32(250), param.ActiveParams.NormalizedNameForkHeight)
|
|
|
|
|
incrementBlock(r, ct, 240)
|
|
|
|
|
|
|
|
|
|
for j := 0; j < 10; j++ {
|
|
|
|
|
c := 0
|
|
|
|
|
for i := 0; i < 200; i++ {
|
|
|
|
|
op := wire.OutPoint{Hash: h1, Index: uint32(i)}
|
|
|
|
|
id := change.NewClaimID(op)
|
|
|
|
|
err = ct.AddClaim(randomName(), op, id, 500)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
if c++; c%10 == 9 {
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
hashes = append(hashes, ct.MerkleHash())
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if j > 7 {
|
|
|
|
|
ct.runFullTrieRebuild(nil, nil)
|
|
|
|
|
h := ct.MerkleHash()
|
|
|
|
|
r.True(h.IsEqual(hashes[len(hashes)-1]))
|
|
|
|
|
}
|
|
|
|
|
for ct.height > 240 {
|
|
|
|
|
r.True(hashes[ct.height-1-240].IsEqual(ct.MerkleHash()))
|
|
|
|
|
err = ct.ResetHeight(ct.height - 1)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
}
|
|
|
|
|
hashes = hashes[:0]
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func TestClaimReplace(t *testing.T) {
|
|
|
|
|
r := require.New(t)
|
|
|
|
|
setup(t)
|
|
|
|
|
ct, err := New(cfg)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.NotNil(ct)
|
|
|
|
|
defer ct.Close()
|
|
|
|
|
|
|
|
|
|
hash := chainhash.HashH([]byte{1, 2, 3})
|
|
|
|
|
o1 := wire.OutPoint{Hash: hash, Index: 1}
|
|
|
|
|
err = ct.AddClaim([]byte("bass"), o1, change.NewClaimID(o1), 8)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
o2 := wire.OutPoint{Hash: hash, Index: 2}
|
|
|
|
|
err = ct.AddClaim([]byte("basso"), o2, change.NewClaimID(o2), 10)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
n, err := ct.NodeAt(ct.height, []byte("bass"))
|
|
|
|
|
r.Equal(o1.String(), n.BestClaim.OutPoint.String())
|
|
|
|
|
|
|
|
|
|
err = ct.SpendClaim([]byte("bass"), o1, n.BestClaim.ClaimID)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
o4 := wire.OutPoint{Hash: hash, Index: 4}
|
|
|
|
|
err = ct.AddClaim([]byte("bassfisher"), o4, change.NewClaimID(o4), 12)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
n, err = ct.NodeAt(ct.height, []byte("bass"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.True(n == nil || !n.HasActiveBestClaim())
|
|
|
|
|
n, err = ct.NodeAt(ct.height, []byte("bassfisher"))
|
|
|
|
|
r.Equal(o4.String(), n.BestClaim.OutPoint.String())
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func TestGeneralClaim(t *testing.T) {
|
|
|
|
|
r := require.New(t)
|
|
|
|
|
setup(t)
|
|
|
|
|
ct, err := New(cfg)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.NotNil(ct)
|
|
|
|
|
defer ct.Close()
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
hash := chainhash.HashH([]byte{1, 2, 3})
|
|
|
|
|
o1 := wire.OutPoint{Hash: hash, Index: 1}
|
|
|
|
|
err = ct.AddClaim([]byte("test"), o1, change.NewClaimID(o1), 8)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
err = ct.ResetHeight(ct.height - 1)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
n, err := ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.True(n == nil || !n.HasActiveBestClaim())
|
|
|
|
|
|
|
|
|
|
err = ct.AddClaim([]byte("test"), o1, change.NewClaimID(o1), 8)
|
|
|
|
|
o2 := wire.OutPoint{Hash: hash, Index: 2}
|
|
|
|
|
err = ct.AddClaim([]byte("test"), o2, change.NewClaimID(o2), 8)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
incrementBlock(r, ct, -1)
|
|
|
|
|
n, err = ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.True(n == nil || !n.HasActiveBestClaim())
|
|
|
|
|
|
|
|
|
|
err = ct.AddClaim([]byte("test"), o1, change.NewClaimID(o1), 8)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
err = ct.AddClaim([]byte("test"), o2, change.NewClaimID(o2), 8)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, -2)
|
|
|
|
|
n, err = ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.True(n == nil || !n.HasActiveBestClaim())
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func TestClaimTakeover(t *testing.T) {
|
|
|
|
|
r := require.New(t)
|
|
|
|
|
setup(t)
|
|
|
|
|
param.ActiveParams.ActiveDelayFactor = 1
|
|
|
|
|
|
|
|
|
|
ct, err := New(cfg)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.NotNil(ct)
|
|
|
|
|
defer ct.Close()
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
hash := chainhash.HashH([]byte{1, 2, 3})
|
|
|
|
|
o1 := wire.OutPoint{Hash: hash, Index: 1}
|
|
|
|
|
err = ct.AddClaim([]byte("test"), o1, change.NewClaimID(o1), 8)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 10)
|
|
|
|
|
|
|
|
|
|
o2 := wire.OutPoint{Hash: hash, Index: 2}
|
|
|
|
|
err = ct.AddClaim([]byte("test"), o2, change.NewClaimID(o2), 18)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 10)
|
|
|
|
|
|
|
|
|
|
n, err := ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.Equal(o1.String(), n.BestClaim.OutPoint.String())
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
n, err = ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.Equal(o2.String(), n.BestClaim.OutPoint.String())
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, -1)
|
|
|
|
|
n, err = ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.Equal(o1.String(), n.BestClaim.OutPoint.String())
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func TestSpendClaim(t *testing.T) {
|
|
|
|
|
r := require.New(t)
|
|
|
|
|
setup(t)
|
|
|
|
|
param.ActiveParams.ActiveDelayFactor = 1
|
|
|
|
|
|
|
|
|
|
ct, err := New(cfg)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.NotNil(ct)
|
|
|
|
|
defer ct.Close()
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
hash := chainhash.HashH([]byte{1, 2, 3})
|
|
|
|
|
o1 := wire.OutPoint{Hash: hash, Index: 1}
|
|
|
|
|
err = ct.AddClaim([]byte("test"), o1, change.NewClaimID(o1), 18)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
o2 := wire.OutPoint{Hash: hash, Index: 2}
|
|
|
|
|
err = ct.AddClaim([]byte("test"), o2, change.NewClaimID(o2), 8)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
err = ct.SpendClaim([]byte("test"), o1, change.NewClaimID(o1))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
n, err := ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.Equal(o2.String(), n.BestClaim.OutPoint.String())
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, -1)
|
|
|
|
|
|
|
|
|
|
o3 := wire.OutPoint{Hash: hash, Index: 3}
|
|
|
|
|
err = ct.AddClaim([]byte("test"), o3, change.NewClaimID(o3), 22)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 10)
|
|
|
|
|
|
|
|
|
|
o4 := wire.OutPoint{Hash: hash, Index: 4}
|
|
|
|
|
err = ct.AddClaim([]byte("test"), o4, change.NewClaimID(o4), 28)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
n, err = ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.Equal(o3.String(), n.BestClaim.OutPoint.String())
|
|
|
|
|
|
|
|
|
|
err = ct.SpendClaim([]byte("test"), o3, n.BestClaim.ClaimID)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
n, err = ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.Equal(o4.String(), n.BestClaim.OutPoint.String())
|
|
|
|
|
|
|
|
|
|
err = ct.SpendClaim([]byte("test"), o1, change.NewClaimID(o1))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
err = ct.SpendClaim([]byte("test"), o2, change.NewClaimID(o2))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
err = ct.SpendClaim([]byte("test"), o3, change.NewClaimID(o3))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
err = ct.SpendClaim([]byte("test"), o4, change.NewClaimID(o4))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
n, err = ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.True(n == nil || !n.HasActiveBestClaim())
|
|
|
|
|
|
|
|
|
|
h := ct.MerkleHash()
|
|
|
|
|
r.Equal(merkletrie.EmptyTrieHash.String(), h.String())
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func TestSupportDelay(t *testing.T) {
|
|
|
|
|
r := require.New(t)
|
|
|
|
|
setup(t)
|
|
|
|
|
param.ActiveParams.ActiveDelayFactor = 1
|
|
|
|
|
|
|
|
|
|
ct, err := New(cfg)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.NotNil(ct)
|
|
|
|
|
defer ct.Close()
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
hash := chainhash.HashH([]byte{1, 2, 3})
|
|
|
|
|
o1 := wire.OutPoint{Hash: hash, Index: 1}
|
|
|
|
|
err = ct.AddClaim([]byte("test"), o1, change.NewClaimID(o1), 18)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
o2 := wire.OutPoint{Hash: hash, Index: 2}
|
|
|
|
|
err = ct.AddClaim([]byte("test"), o2, change.NewClaimID(o2), 8)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
o3 := wire.OutPoint{Hash: hash, Index: 3}
|
|
|
|
|
err = ct.AddSupport([]byte("test"), o3, 18, change.NewClaimID(o3)) // using bad ClaimID on purpose
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
o4 := wire.OutPoint{Hash: hash, Index: 4}
|
|
|
|
|
err = ct.AddSupport([]byte("test"), o4, 18, change.NewClaimID(o2))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
n, err := ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.Equal(o2.String(), n.BestClaim.OutPoint.String())
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 10)
|
|
|
|
|
|
|
|
|
|
o5 := wire.OutPoint{Hash: hash, Index: 5}
|
|
|
|
|
err = ct.AddSupport([]byte("test"), o5, 18, change.NewClaimID(o1))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
n, err = ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.Equal(o2.String(), n.BestClaim.OutPoint.String())
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 11)
|
|
|
|
|
|
|
|
|
|
n, err = ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.Equal(o1.String(), n.BestClaim.OutPoint.String())
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, -1)
|
|
|
|
|
|
|
|
|
|
n, err = ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.Equal(o2.String(), n.BestClaim.OutPoint.String())
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func TestSupportSpending(t *testing.T) {
|
|
|
|
|
r := require.New(t)
|
|
|
|
|
setup(t)
|
|
|
|
|
param.ActiveParams.ActiveDelayFactor = 1
|
|
|
|
|
|
|
|
|
|
ct, err := New(cfg)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.NotNil(ct)
|
|
|
|
|
defer ct.Close()
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
hash := chainhash.HashH([]byte{1, 2, 3})
|
|
|
|
|
o1 := wire.OutPoint{Hash: hash, Index: 1}
|
|
|
|
|
err = ct.AddClaim([]byte("test"), o1, change.NewClaimID(o1), 18)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
o3 := wire.OutPoint{Hash: hash, Index: 3}
|
|
|
|
|
err = ct.AddSupport([]byte("test"), o3, 18, change.NewClaimID(o1))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
err = ct.SpendClaim([]byte("test"), o1, change.NewClaimID(o1))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
n, err := ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.True(n == nil || !n.HasActiveBestClaim())
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func TestSupportOnUpdate(t *testing.T) {
|
|
|
|
|
r := require.New(t)
|
|
|
|
|
setup(t)
|
|
|
|
|
param.ActiveParams.ActiveDelayFactor = 1
|
|
|
|
|
|
|
|
|
|
ct, err := New(cfg)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.NotNil(ct)
|
|
|
|
|
defer ct.Close()
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
hash := chainhash.HashH([]byte{1, 2, 3})
|
|
|
|
|
o1 := wire.OutPoint{Hash: hash, Index: 1}
|
|
|
|
|
err = ct.AddClaim([]byte("test"), o1, change.NewClaimID(o1), 18)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
err = ct.SpendClaim([]byte("test"), o1, change.NewClaimID(o1))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
o2 := wire.OutPoint{Hash: hash, Index: 2}
|
|
|
|
|
err = ct.UpdateClaim([]byte("test"), o2, 28, change.NewClaimID(o1))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
n, err := ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.Equal(int64(28), n.BestClaim.Amount)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
err = ct.SpendClaim([]byte("test"), o2, change.NewClaimID(o1))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
o3 := wire.OutPoint{Hash: hash, Index: 3}
|
|
|
|
|
err = ct.UpdateClaim([]byte("test"), o3, 38, change.NewClaimID(o1))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
o4 := wire.OutPoint{Hash: hash, Index: 4}
|
|
|
|
|
err = ct.AddSupport([]byte("test"), o4, 2, change.NewClaimID(o1))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
o5 := wire.OutPoint{Hash: hash, Index: 5}
|
|
|
|
|
err = ct.AddClaim([]byte("test"), o5, change.NewClaimID(o5), 39)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
n, err = ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.Equal(int64(40), n.BestClaim.Amount+n.SupportSums[n.BestClaim.ClaimID.Key()])
|
|
|
|
|
|
|
|
|
|
err = ct.SpendSupport([]byte("test"), o4, n.BestClaim.ClaimID)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
// NOTE: LBRYcrd did not test that supports can trigger a takeover correctly (and it doesn't work here):
|
|
|
|
|
// n, err = ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
// r.NoError(err)
|
|
|
|
|
// r.Equal(int64(39), n.BestClaim.Amount + n.SupportSums[n.BestClaim.ClaimID.Key()])
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func TestSupportPreservation(t *testing.T) {
|
|
|
|
|
r := require.New(t)
|
|
|
|
|
setup(t)
|
|
|
|
|
param.ActiveParams.ActiveDelayFactor = 1
|
|
|
|
|
|
|
|
|
|
ct, err := New(cfg)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.NotNil(ct)
|
|
|
|
|
defer ct.Close()
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
hash := chainhash.HashH([]byte{1, 2, 3})
|
|
|
|
|
o1 := wire.OutPoint{Hash: hash, Index: 1}
|
|
|
|
|
o2 := wire.OutPoint{Hash: hash, Index: 2}
|
|
|
|
|
o3 := wire.OutPoint{Hash: hash, Index: 3}
|
|
|
|
|
o4 := wire.OutPoint{Hash: hash, Index: 4}
|
|
|
|
|
o5 := wire.OutPoint{Hash: hash, Index: 5}
|
|
|
|
|
|
|
|
|
|
err = ct.AddSupport([]byte("test"), o2, 10, change.NewClaimID(o1))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
err = ct.AddClaim([]byte("test"), o1, change.NewClaimID(o1), 18)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
err = ct.AddClaim([]byte("test"), o3, change.NewClaimID(o3), 7)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 10)
|
|
|
|
|
|
|
|
|
|
n, err := ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.Equal(int64(28), n.BestClaim.Amount+n.SupportSums[n.BestClaim.ClaimID.Key()])
|
|
|
|
|
|
|
|
|
|
err = ct.AddSupport([]byte("test"), o4, 10, change.NewClaimID(o1))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
err = ct.AddSupport([]byte("test"), o5, 100, change.NewClaimID(o3))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
n, err = ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.Equal(int64(38), n.BestClaim.Amount+n.SupportSums[n.BestClaim.ClaimID.Key()])
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 10)
|
|
|
|
|
|
|
|
|
|
n, err = ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.Equal(int64(107), n.BestClaim.Amount+n.SupportSums[n.BestClaim.ClaimID.Key()])
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func TestInvalidClaimID(t *testing.T) {
|
|
|
|
|
r := require.New(t)
|
|
|
|
|
setup(t)
|
|
|
|
|
param.ActiveParams.ActiveDelayFactor = 1
|
|
|
|
|
|
|
|
|
|
ct, err := New(cfg)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.NotNil(ct)
|
|
|
|
|
defer ct.Close()
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
hash := chainhash.HashH([]byte{1, 2, 3})
|
|
|
|
|
o1 := wire.OutPoint{Hash: hash, Index: 1}
|
|
|
|
|
o2 := wire.OutPoint{Hash: hash, Index: 2}
|
|
|
|
|
o3 := wire.OutPoint{Hash: hash, Index: 3}
|
|
|
|
|
|
|
|
|
|
err = ct.AddClaim([]byte("test"), o1, change.NewClaimID(o1), 10)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
err = ct.SpendClaim([]byte("test"), o3, change.NewClaimID(o1))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
err = ct.UpdateClaim([]byte("test"), o2, 18, change.NewClaimID(o3))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 12)
|
|
|
|
|
|
|
|
|
|
n, err := ct.NodeAt(ct.height, []byte("test"))
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.Len(n.Claims, 1)
|
|
|
|
|
r.Len(n.Supports, 0)
|
|
|
|
|
r.Equal(int64(10), n.BestClaim.Amount+n.SupportSums[n.BestClaim.ClaimID.Key()])
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func TestStableTrieHash(t *testing.T) {
|
|
|
|
|
r := require.New(t)
|
|
|
|
|
setup(t)
|
|
|
|
|
param.ActiveParams.ActiveDelayFactor = 1
|
|
|
|
|
param.ActiveParams.AllClaimsInMerkleForkHeight = 8 // changes on this one
|
|
|
|
|
|
|
|
|
|
ct, err := New(cfg)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
r.NotNil(ct)
|
|
|
|
|
defer ct.Close()
|
|
|
|
|
|
|
|
|
|
hash := chainhash.HashH([]byte{1, 2, 3})
|
|
|
|
|
o1 := wire.OutPoint{Hash: hash, Index: 1}
|
|
|
|
|
|
|
|
|
|
err = ct.AddClaim([]byte("test"), o1, change.NewClaimID(o1), 1)
|
|
|
|
|
r.NoError(err)
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
h := ct.MerkleHash()
|
|
|
|
|
r.NotEqual(merkletrie.EmptyTrieHash.String(), h.String())
|
|
|
|
|
|
|
|
|
|
for i := 0; i < 6; i++ {
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
r.Equal(h.String(), ct.MerkleHash().String())
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
|
|
|
|
|
r.NotEqual(h.String(), ct.MerkleHash())
|
|
|
|
|
h = ct.MerkleHash()
|
|
|
|
|
|
|
|
|
|
for i := 0; i < 16; i++ {
|
|
|
|
|
incrementBlock(r, ct, 1)
|
|
|
|
|
r.Equal(h.String(), ct.MerkleHash().String())
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func TestBlock884431(t *testing.T) {
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r := require.New(t)
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setup(t)
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param.ActiveParams.ActiveDelayFactor = 1
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param.ActiveParams.MaxRemovalWorkaroundHeight = 0
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param.ActiveParams.AllClaimsInMerkleForkHeight = 0
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ct, err := New(cfg)
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r.NoError(err)
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r.NotNil(ct)
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defer ct.Close()
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// in this block we have a scenario where we update all the child names
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// which, in the old code, caused a trie vertex to be removed
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// which, in turn, would trigger a premature takeover
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c := byte(10)
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add := func(s string, amt int64) wire.OutPoint {
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h := chainhash.HashH([]byte{c})
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c++
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o := wire.OutPoint{Hash: h, Index: 1}
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err := ct.AddClaim([]byte(s), o, change.NewClaimID(o), amt)
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r.NoError(err)
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return o
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}
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update := func(s string, o wire.OutPoint, amt int64) wire.OutPoint {
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err = ct.SpendClaim([]byte(s), o, change.NewClaimID(o))
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r.NoError(err)
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h := chainhash.HashH([]byte{c})
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c++
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o2 := wire.OutPoint{Hash: h, Index: 2}
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err = ct.UpdateClaim([]byte(s), o2, amt, change.NewClaimID(o))
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r.NoError(err)
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return o2
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}
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o1a := add("go", 10)
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o1b := add("go", 20)
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o2 := add("goop", 10)
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o3 := add("gog", 20)
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o4a := add("test", 10)
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o4b := add("test", 20)
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o5 := add("tester", 10)
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o6 := add("testing", 20)
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for i := 0; i < 10; i++ {
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2022-05-09 16:46:40 +02:00
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err = ct.AppendBlock(false)
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2021-07-07 03:39:56 +02:00
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r.NoError(err)
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}
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n, err := ct.NodeAt(ct.height, []byte("go"))
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r.NoError(err)
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r.Equal(o1b.String(), n.BestClaim.OutPoint.String())
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n, err = ct.NodeAt(ct.height, []byte("test"))
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r.NoError(err)
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r.Equal(o4b.String(), n.BestClaim.OutPoint.String())
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update("go", o1b, 30)
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o10 := update("go", o1a, 40)
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update("gog", o3, 30)
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update("goop", o2, 30)
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update("testing", o6, 30)
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o11 := update("test", o4b, 30)
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update("test", o4a, 40)
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update("tester", o5, 30)
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incrementBlock(r, ct, 1)
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n, err = ct.NodeAt(ct.height, []byte("go"))
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r.NoError(err)
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r.Equal(o10.String(), n.BestClaim.OutPoint.String())
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n, err = ct.NodeAt(ct.height, []byte("test"))
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r.NoError(err)
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r.Equal(o11.String(), n.BestClaim.OutPoint.String())
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}
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