1504 lines
39 KiB
Go
1504 lines
39 KiB
Go
//stm: #unit
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package events
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import (
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"context"
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"fmt"
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"sync"
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"testing"
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"gotest.tools/assert"
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"github.com/ipfs/go-cid"
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"github.com/multiformats/go-multihash"
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"github.com/stretchr/testify/require"
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"github.com/filecoin-project/go-address"
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"github.com/filecoin-project/go-state-types/abi"
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"github.com/filecoin-project/go-state-types/crypto"
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"github.com/filecoin-project/lotus/api"
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"github.com/filecoin-project/lotus/build"
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"github.com/filecoin-project/lotus/chain/store"
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"github.com/filecoin-project/lotus/chain/types"
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)
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var dummyCid cid.Cid
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func init() {
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dummyCid, _ = cid.Parse("bafkqaaa")
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}
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type fakeMsg struct {
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bmsgs []*types.Message
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smsgs []*types.SignedMessage
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}
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type fakeCS struct {
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t *testing.T
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h abi.ChainEpoch
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tsc *tipSetCache
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msgs map[cid.Cid]fakeMsg
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blkMsgs map[cid.Cid]cid.Cid
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tipsets map[types.TipSetKey]*types.TipSet
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mu sync.Mutex
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waitSub chan struct{}
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subCh chan<- []*api.HeadChange
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callNumber map[string]int
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}
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func newFakeCS(t *testing.T) *fakeCS {
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fcs := &fakeCS{
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t: t,
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h: 1,
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msgs: make(map[cid.Cid]fakeMsg),
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blkMsgs: make(map[cid.Cid]cid.Cid),
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tipsets: make(map[types.TipSetKey]*types.TipSet),
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tsc: newTSCache(nil, 2*build.ForkLengthThreshold),
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callNumber: map[string]int{},
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waitSub: make(chan struct{}),
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}
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require.NoError(t, fcs.tsc.add(fcs.makeTs(t, nil, 1, dummyCid)))
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return fcs
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}
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func (fcs *fakeCS) ChainHead(ctx context.Context) (*types.TipSet, error) {
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fcs.mu.Lock()
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defer fcs.mu.Unlock()
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fcs.callNumber["ChainHead"] = fcs.callNumber["ChainHead"] + 1
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panic("implement me")
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}
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func (fcs *fakeCS) ChainGetPath(ctx context.Context, from, to types.TipSetKey) ([]*api.HeadChange, error) {
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fcs.mu.Lock()
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fcs.callNumber["ChainGetPath"] = fcs.callNumber["ChainGetPath"] + 1
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fcs.mu.Unlock()
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fromTs, err := fcs.ChainGetTipSet(ctx, from)
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if err != nil {
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return nil, err
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}
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toTs, err := fcs.ChainGetTipSet(ctx, to)
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if err != nil {
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return nil, err
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}
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// copied from the chainstore
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revert, apply, err := store.ReorgOps(ctx, func(ctx context.Context, tsk types.TipSetKey) (*types.TipSet, error) {
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return fcs.ChainGetTipSet(ctx, tsk)
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}, fromTs, toTs)
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if err != nil {
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return nil, err
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}
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path := make([]*api.HeadChange, len(revert)+len(apply))
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for i, r := range revert {
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path[i] = &api.HeadChange{Type: store.HCRevert, Val: r}
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}
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for j, i := 0, len(apply)-1; i >= 0; j, i = j+1, i-1 {
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path[j+len(revert)] = &api.HeadChange{Type: store.HCApply, Val: apply[i]}
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}
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return path, nil
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}
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func (fcs *fakeCS) ChainGetTipSet(ctx context.Context, key types.TipSetKey) (*types.TipSet, error) {
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fcs.mu.Lock()
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defer fcs.mu.Unlock()
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fcs.callNumber["ChainGetTipSet"] = fcs.callNumber["ChainGetTipSet"] + 1
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return fcs.tipsets[key], nil
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}
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func (fcs *fakeCS) StateSearchMsg(ctx context.Context, from types.TipSetKey, msg cid.Cid, limit abi.ChainEpoch, allowReplaced bool) (*api.MsgLookup, error) {
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fcs.mu.Lock()
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defer fcs.mu.Unlock()
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fcs.callNumber["StateSearchMsg"] = fcs.callNumber["StateSearchMsg"] + 1
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return nil, nil
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}
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func (fcs *fakeCS) StateGetActor(ctx context.Context, actor address.Address, tsk types.TipSetKey) (*types.Actor, error) {
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fcs.mu.Lock()
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defer fcs.mu.Unlock()
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fcs.callNumber["StateGetActor"] = fcs.callNumber["StateGetActor"] + 1
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panic("Not Implemented")
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}
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func (fcs *fakeCS) ChainGetTipSetByHeight(context.Context, abi.ChainEpoch, types.TipSetKey) (*types.TipSet, error) {
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fcs.mu.Lock()
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defer fcs.mu.Unlock()
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fcs.callNumber["ChainGetTipSetByHeight"] = fcs.callNumber["ChainGetTipSetByHeight"] + 1
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panic("Not Implemented")
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}
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func (fcs *fakeCS) ChainGetTipSetAfterHeight(context.Context, abi.ChainEpoch, types.TipSetKey) (*types.TipSet, error) {
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fcs.mu.Lock()
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defer fcs.mu.Unlock()
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fcs.callNumber["ChainGetTipSetAfterHeight"] = fcs.callNumber["ChainGetTipSetAfterHeight"] + 1
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panic("Not Implemented")
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}
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func (fcs *fakeCS) makeTs(t *testing.T, parents []cid.Cid, h abi.ChainEpoch, msgcid cid.Cid) *types.TipSet {
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a, _ := address.NewFromString("t00")
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b, _ := address.NewFromString("t02")
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var ts, err = types.NewTipSet([]*types.BlockHeader{
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{
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Height: h,
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Miner: a,
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Parents: parents,
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Ticket: &types.Ticket{VRFProof: []byte{byte(h % 2)}},
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ParentStateRoot: dummyCid,
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Messages: msgcid,
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ParentMessageReceipts: dummyCid,
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BlockSig: &crypto.Signature{Type: crypto.SigTypeBLS},
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BLSAggregate: &crypto.Signature{Type: crypto.SigTypeBLS},
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},
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{
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Height: h,
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Miner: b,
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Parents: parents,
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Ticket: &types.Ticket{VRFProof: []byte{byte((h + 1) % 2)}},
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ParentStateRoot: dummyCid,
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Messages: msgcid,
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ParentMessageReceipts: dummyCid,
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BlockSig: &crypto.Signature{Type: crypto.SigTypeBLS},
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BLSAggregate: &crypto.Signature{Type: crypto.SigTypeBLS},
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},
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})
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if fcs.tipsets == nil {
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fcs.tipsets = map[types.TipSetKey]*types.TipSet{}
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}
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fcs.tipsets[ts.Key()] = ts
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require.NoError(t, err)
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return ts
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}
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func (fcs *fakeCS) ChainNotify(ctx context.Context) (<-chan []*api.HeadChange, error) {
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fcs.mu.Lock()
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defer fcs.mu.Unlock()
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fcs.callNumber["ChainNotify"] = fcs.callNumber["ChainNotify"] + 1
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out := make(chan []*api.HeadChange, 1)
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if fcs.subCh != nil {
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close(out)
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fcs.t.Error("already subscribed to notifications")
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return out, nil
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}
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best, err := fcs.tsc.ChainHead(ctx)
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if err != nil {
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return nil, err
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}
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out <- []*api.HeadChange{{Type: store.HCCurrent, Val: best}}
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fcs.subCh = out
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close(fcs.waitSub)
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return out, nil
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}
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func (fcs *fakeCS) ChainGetBlockMessages(ctx context.Context, blk cid.Cid) (*api.BlockMessages, error) {
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fcs.mu.Lock()
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defer fcs.mu.Unlock()
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fcs.callNumber["ChainGetBlockMessages"] = fcs.callNumber["ChainGetBlockMessages"] + 1
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messages, ok := fcs.blkMsgs[blk]
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if !ok {
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return &api.BlockMessages{}, nil
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}
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ms, ok := fcs.msgs[messages]
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if !ok {
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return &api.BlockMessages{}, nil
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}
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cids := make([]cid.Cid, len(ms.bmsgs)+len(ms.smsgs))
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for i, m := range ms.bmsgs {
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cids[i] = m.Cid()
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}
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for i, m := range ms.smsgs {
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cids[i+len(ms.bmsgs)] = m.Cid()
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}
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return &api.BlockMessages{BlsMessages: ms.bmsgs, SecpkMessages: ms.smsgs, Cids: cids}, nil
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}
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func (fcs *fakeCS) fakeMsgs(m fakeMsg) cid.Cid {
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n := len(fcs.msgs)
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c, err := cid.Prefix{
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Version: 1,
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Codec: cid.Raw,
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MhType: multihash.IDENTITY,
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MhLength: -1,
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}.Sum([]byte(fmt.Sprintf("%d", n)))
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require.NoError(fcs.t, err)
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fcs.msgs[c] = m
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return c
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}
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func (fcs *fakeCS) dropSub() {
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fcs.mu.Lock()
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if fcs.subCh == nil {
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fcs.mu.Unlock()
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fcs.t.Fatal("sub not be nil")
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}
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waitCh := make(chan struct{})
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fcs.waitSub = waitCh
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close(fcs.subCh)
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fcs.subCh = nil
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fcs.mu.Unlock()
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<-waitCh
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}
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func (fcs *fakeCS) sub(rev, app []*types.TipSet) {
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<-fcs.waitSub
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notif := make([]*api.HeadChange, len(rev)+len(app))
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for i, r := range rev {
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notif[i] = &api.HeadChange{
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Type: store.HCRevert,
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Val: r,
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}
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}
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for i, r := range app {
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notif[i+len(rev)] = &api.HeadChange{
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Type: store.HCApply,
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Val: r,
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}
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}
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fcs.subCh <- notif
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}
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func (fcs *fakeCS) advance(rev, app, drop int, msgs map[int]cid.Cid, nulls ...int) {
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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nullm := map[int]struct{}{}
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for _, v := range nulls {
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nullm[v] = struct{}{}
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}
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var revs []*types.TipSet
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for i := 0; i < rev; i++ {
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fcs.t.Log("revert", fcs.h)
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from, err := fcs.tsc.ChainHead(ctx)
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require.NoError(fcs.t, err)
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if _, ok := nullm[int(from.Height())]; !ok {
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require.NoError(fcs.t, fcs.tsc.revert(from))
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if drop == 0 {
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revs = append(revs, from)
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}
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}
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if drop > 0 {
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drop--
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if drop == 0 {
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fcs.dropSub()
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}
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}
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fcs.h--
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}
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var apps []*types.TipSet
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for i := 0; i < app; i++ {
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fcs.h++
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fcs.t.Log("apply", fcs.h)
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mc, hasMsgs := msgs[i]
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if !hasMsgs {
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mc = dummyCid
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}
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if _, ok := nullm[int(fcs.h)]; !ok {
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best, err := fcs.tsc.ChainHead(ctx)
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require.NoError(fcs.t, err)
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ts := fcs.makeTs(fcs.t, best.Key().Cids(), fcs.h, mc)
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require.NoError(fcs.t, fcs.tsc.add(ts))
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if hasMsgs {
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fcs.blkMsgs[ts.Blocks()[0].Cid()] = mc
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}
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if drop == 0 {
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apps = append(apps, ts)
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}
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}
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if drop > 0 {
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drop--
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if drop == 0 {
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fcs.dropSub()
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}
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}
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}
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fcs.sub(revs, apps)
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// Wait for the last round to finish.
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fcs.sub(nil, nil)
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fcs.sub(nil, nil)
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}
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var _ EventAPI = &fakeCS{}
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func TestAt(t *testing.T) {
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//stm: @EVENTS_HEIGHT_CHAIN_AT_001, @EVENTS_HEIGHT_REVERT_001
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fcs := newFakeCS(t)
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events, err := NewEvents(context.Background(), fcs)
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require.NoError(t, err)
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var applied bool
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var reverted bool
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err = events.ChainAt(context.Background(), func(_ context.Context, ts *types.TipSet, curH abi.ChainEpoch) error {
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require.Equal(t, 5, int(ts.Height()))
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require.Equal(t, 8, int(curH))
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applied = true
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return nil
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}, func(_ context.Context, ts *types.TipSet) error {
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reverted = true
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return nil
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}, 3, 5)
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require.NoError(t, err)
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fcs.advance(0, 3, 0, nil)
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require.Equal(t, false, applied)
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require.Equal(t, false, reverted)
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fcs.advance(0, 3, 0, nil)
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require.Equal(t, false, applied)
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require.Equal(t, false, reverted)
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fcs.advance(0, 3, 0, nil)
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require.Equal(t, true, applied)
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require.Equal(t, false, reverted)
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applied = false
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fcs.advance(0, 3, 0, nil)
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require.Equal(t, false, applied)
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require.Equal(t, false, reverted)
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fcs.advance(10, 10, 0, nil)
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require.Equal(t, true, applied)
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require.Equal(t, true, reverted)
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applied = false
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reverted = false
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fcs.advance(10, 1, 0, nil)
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require.Equal(t, false, applied)
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require.Equal(t, true, reverted)
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reverted = false
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fcs.advance(0, 1, 0, nil)
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require.Equal(t, false, applied)
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require.Equal(t, false, reverted)
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fcs.advance(0, 2, 0, nil)
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require.Equal(t, false, applied)
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require.Equal(t, false, reverted)
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fcs.advance(0, 1, 0, nil) // 8
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require.Equal(t, true, applied)
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require.Equal(t, false, reverted)
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}
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func TestAtNullTrigger(t *testing.T) {
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//stm: @EVENTS_HEIGHT_CHAIN_AT_001
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fcs := newFakeCS(t)
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events, err := NewEvents(context.Background(), fcs)
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require.NoError(t, err)
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var applied bool
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var reverted bool
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err = events.ChainAt(context.Background(), func(_ context.Context, ts *types.TipSet, curH abi.ChainEpoch) error {
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require.Equal(t, abi.ChainEpoch(6), ts.Height())
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require.Equal(t, 8, int(curH))
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applied = true
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return nil
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}, func(_ context.Context, ts *types.TipSet) error {
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reverted = true
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return nil
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}, 3, 5)
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require.NoError(t, err)
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fcs.advance(0, 6, 0, nil, 5)
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require.Equal(t, false, applied)
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require.Equal(t, false, reverted)
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fcs.advance(0, 3, 0, nil)
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require.Equal(t, true, applied)
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require.Equal(t, false, reverted)
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applied = false
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}
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func TestAtNullConf(t *testing.T) {
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//stm: @EVENTS_HEIGHT_CHAIN_AT_001, @EVENTS_HEIGHT_REVERT_001
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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fcs := newFakeCS(t)
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events, err := NewEvents(ctx, fcs)
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require.NoError(t, err)
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var applied bool
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var reverted bool
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err = events.ChainAt(ctx, func(_ context.Context, ts *types.TipSet, curH abi.ChainEpoch) error {
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require.Equal(t, 5, int(ts.Height()))
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require.Equal(t, 8, int(curH))
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applied = true
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return nil
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}, func(_ context.Context, ts *types.TipSet) error {
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reverted = true
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return nil
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}, 3, 5)
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require.NoError(t, err)
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fcs.advance(0, 6, 0, nil)
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require.Equal(t, false, applied)
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require.Equal(t, false, reverted)
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fcs.advance(0, 3, 0, nil, 8)
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require.Equal(t, true, applied)
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require.Equal(t, false, reverted)
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applied = false
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fcs.advance(7, 1, 0, nil)
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require.Equal(t, false, applied)
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require.Equal(t, true, reverted)
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reverted = false
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}
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|
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func TestAtStart(t *testing.T) {
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//stm: @EVENTS_HEIGHT_CHAIN_AT_001
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fcs := newFakeCS(t)
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events, err := NewEvents(context.Background(), fcs)
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require.NoError(t, err)
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fcs.advance(0, 5, 0, nil) // 6
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var applied bool
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var reverted bool
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err = events.ChainAt(context.Background(), func(_ context.Context, ts *types.TipSet, curH abi.ChainEpoch) error {
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require.Equal(t, 5, int(ts.Height()))
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require.Equal(t, 8, int(curH))
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applied = true
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return nil
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}, func(_ context.Context, ts *types.TipSet) error {
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reverted = true
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return nil
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}, 3, 5)
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require.NoError(t, err)
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require.Equal(t, false, applied)
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require.Equal(t, false, reverted)
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fcs.advance(0, 5, 0, nil) // 11
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require.Equal(t, true, applied)
|
|
require.Equal(t, false, reverted)
|
|
}
|
|
|
|
func TestAtStartConfidence(t *testing.T) {
|
|
//stm: @EVENTS_HEIGHT_CHAIN_AT_001
|
|
fcs := newFakeCS(t)
|
|
|
|
events, err := NewEvents(context.Background(), fcs)
|
|
require.NoError(t, err)
|
|
|
|
fcs.advance(0, 10, 0, nil) // 11
|
|
|
|
var applied bool
|
|
var reverted bool
|
|
|
|
err = events.ChainAt(context.Background(), func(_ context.Context, ts *types.TipSet, curH abi.ChainEpoch) error {
|
|
require.Equal(t, 5, int(ts.Height()))
|
|
require.Equal(t, 11, int(curH))
|
|
applied = true
|
|
return nil
|
|
}, func(_ context.Context, ts *types.TipSet) error {
|
|
reverted = true
|
|
return nil
|
|
}, 3, 5)
|
|
require.NoError(t, err)
|
|
|
|
require.Equal(t, true, applied)
|
|
require.Equal(t, false, reverted)
|
|
}
|
|
|
|
func TestAtChained(t *testing.T) {
|
|
//stm: @EVENTS_HEIGHT_CHAIN_AT_001
|
|
fcs := newFakeCS(t)
|
|
|
|
events, err := NewEvents(context.Background(), fcs)
|
|
require.NoError(t, err)
|
|
|
|
var applied bool
|
|
var reverted bool
|
|
|
|
err = events.ChainAt(context.Background(), func(_ context.Context, ts *types.TipSet, curH abi.ChainEpoch) error {
|
|
return events.ChainAt(context.Background(), func(_ context.Context, ts *types.TipSet, curH abi.ChainEpoch) error {
|
|
require.Equal(t, 10, int(ts.Height()))
|
|
applied = true
|
|
return nil
|
|
}, func(_ context.Context, ts *types.TipSet) error {
|
|
reverted = true
|
|
return nil
|
|
}, 3, 10)
|
|
}, func(_ context.Context, ts *types.TipSet) error {
|
|
reverted = true
|
|
return nil
|
|
}, 3, 5)
|
|
require.NoError(t, err)
|
|
|
|
fcs.advance(0, 15, 0, nil)
|
|
|
|
require.Equal(t, true, applied)
|
|
require.Equal(t, false, reverted)
|
|
}
|
|
|
|
func TestAtChainedConfidence(t *testing.T) {
|
|
//stm: @EVENTS_HEIGHT_CHAIN_AT_001
|
|
fcs := newFakeCS(t)
|
|
|
|
events, err := NewEvents(context.Background(), fcs)
|
|
require.NoError(t, err)
|
|
|
|
fcs.advance(0, 15, 0, nil)
|
|
|
|
var applied bool
|
|
var reverted bool
|
|
|
|
err = events.ChainAt(context.Background(), func(_ context.Context, ts *types.TipSet, curH abi.ChainEpoch) error {
|
|
return events.ChainAt(context.Background(), func(_ context.Context, ts *types.TipSet, curH abi.ChainEpoch) error {
|
|
require.Equal(t, 10, int(ts.Height()))
|
|
applied = true
|
|
return nil
|
|
}, func(_ context.Context, ts *types.TipSet) error {
|
|
reverted = true
|
|
return nil
|
|
}, 3, 10)
|
|
}, func(_ context.Context, ts *types.TipSet) error {
|
|
reverted = true
|
|
return nil
|
|
}, 3, 5)
|
|
require.NoError(t, err)
|
|
|
|
require.Equal(t, true, applied)
|
|
require.Equal(t, false, reverted)
|
|
}
|
|
|
|
func TestAtChainedConfidenceNull(t *testing.T) {
|
|
//stm: @EVENTS_HEIGHT_CHAIN_AT_001
|
|
fcs := newFakeCS(t)
|
|
|
|
events, err := NewEvents(context.Background(), fcs)
|
|
require.NoError(t, err)
|
|
|
|
fcs.advance(0, 15, 0, nil, 5)
|
|
|
|
var applied bool
|
|
var reverted bool
|
|
|
|
err = events.ChainAt(context.Background(), func(_ context.Context, ts *types.TipSet, curH abi.ChainEpoch) error {
|
|
applied = true
|
|
require.Equal(t, 6, int(ts.Height()))
|
|
return nil
|
|
}, func(_ context.Context, ts *types.TipSet) error {
|
|
reverted = true
|
|
return nil
|
|
}, 3, 5)
|
|
require.NoError(t, err)
|
|
|
|
require.Equal(t, true, applied)
|
|
require.Equal(t, false, reverted)
|
|
}
|
|
|
|
func matchAddrMethod(to address.Address, m abi.MethodNum) func(msg *types.Message) (matched bool, err error) {
|
|
return func(msg *types.Message) (matched bool, err error) {
|
|
return to == msg.To && m == msg.Method, nil
|
|
}
|
|
}
|
|
|
|
func TestCalled(t *testing.T) {
|
|
//stm: @EVENTS_EVENTS_CALLED_001, @EVENTS_HEIGHT_REVERT_001
|
|
fcs := newFakeCS(t)
|
|
|
|
events, err := NewEvents(context.Background(), fcs)
|
|
require.NoError(t, err)
|
|
|
|
t0123, err := address.NewFromString("t0123")
|
|
require.NoError(t, err)
|
|
|
|
more := true
|
|
var applied, reverted bool
|
|
var appliedMsg *types.Message
|
|
var appliedTs *types.TipSet
|
|
var appliedH abi.ChainEpoch
|
|
|
|
err = events.Called(context.Background(), func(ctx context.Context, ts *types.TipSet) (d bool, m bool, e error) {
|
|
return false, true, nil
|
|
}, func(msg *types.Message, rec *types.MessageReceipt, ts *types.TipSet, curH abi.ChainEpoch) (bool, error) {
|
|
require.Equal(t, false, applied)
|
|
applied = true
|
|
appliedMsg = msg
|
|
appliedTs = ts
|
|
appliedH = curH
|
|
return more, nil
|
|
}, func(_ context.Context, ts *types.TipSet) error {
|
|
reverted = true
|
|
return nil
|
|
}, 3, 20, matchAddrMethod(t0123, 5))
|
|
require.NoError(t, err)
|
|
|
|
// create few blocks to make sure nothing get's randomly called
|
|
|
|
fcs.advance(0, 4, 0, nil) // H=5
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, false, reverted)
|
|
|
|
// create blocks with message (but below confidence threshold)
|
|
|
|
fcs.advance(0, 3, 0, map[int]cid.Cid{ // msg at H=6; H=8 (confidence=2)
|
|
0: fcs.fakeMsgs(fakeMsg{
|
|
bmsgs: []*types.Message{
|
|
{To: t0123, From: t0123, Method: 5, Nonce: 1},
|
|
},
|
|
}),
|
|
})
|
|
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, false, reverted)
|
|
|
|
// create additional block so we are above confidence threshold
|
|
|
|
fcs.advance(0, 2, 0, nil) // H=10 (confidence=3, apply)
|
|
|
|
require.Equal(t, true, applied)
|
|
require.Equal(t, false, reverted)
|
|
applied = false
|
|
|
|
// dip below confidence
|
|
fcs.advance(2, 2, 0, nil) // H=10 (confidence=3, apply)
|
|
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, false, reverted)
|
|
|
|
require.Equal(t, abi.ChainEpoch(7), appliedTs.Height())
|
|
require.Equal(t, "bafkqaaa", appliedTs.Blocks()[0].Messages.String())
|
|
require.Equal(t, abi.ChainEpoch(10), appliedH)
|
|
require.Equal(t, t0123, appliedMsg.To)
|
|
require.Equal(t, uint64(1), appliedMsg.Nonce)
|
|
require.Equal(t, abi.MethodNum(5), appliedMsg.Method)
|
|
|
|
// revert some blocks, keep the message
|
|
|
|
fcs.advance(3, 1, 0, nil) // H=8 (confidence=1)
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, false, reverted)
|
|
|
|
// revert the message
|
|
|
|
fcs.advance(2, 1, 0, nil) // H=7, we reverted ts with the msg execution, but not the msg itself
|
|
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, true, reverted)
|
|
reverted = false
|
|
|
|
// send new message on different height
|
|
|
|
n2msg := fcs.fakeMsgs(fakeMsg{
|
|
bmsgs: []*types.Message{
|
|
{To: t0123, From: t0123, Method: 5, Nonce: 2},
|
|
},
|
|
})
|
|
|
|
fcs.advance(0, 3, 0, map[int]cid.Cid{ // (n2msg confidence=1)
|
|
0: n2msg,
|
|
})
|
|
|
|
require.Equal(t, true, applied) // msg from H=7, which had reverted execution
|
|
require.Equal(t, false, reverted)
|
|
require.Equal(t, abi.ChainEpoch(10), appliedH)
|
|
applied = false
|
|
|
|
fcs.advance(0, 2, 0, nil) // (confidence=3)
|
|
|
|
require.Equal(t, true, applied)
|
|
require.Equal(t, false, reverted)
|
|
applied = false
|
|
|
|
require.Equal(t, abi.ChainEpoch(9), appliedTs.Height())
|
|
require.Equal(t, "bafkqaaa", appliedTs.Blocks()[0].Messages.String())
|
|
require.Equal(t, abi.ChainEpoch(12), appliedH)
|
|
require.Equal(t, t0123, appliedMsg.To)
|
|
require.Equal(t, uint64(2), appliedMsg.Nonce)
|
|
require.Equal(t, abi.MethodNum(5), appliedMsg.Method)
|
|
|
|
// revert and apply at different height
|
|
|
|
fcs.advance(8, 6, 0, map[int]cid.Cid{ // (confidence=3)
|
|
1: n2msg,
|
|
})
|
|
|
|
// TODO: We probably don't want to call revert/apply, as restarting certain
|
|
// actions may be expensive, and in this case the message is still
|
|
// on-chain, just at different height
|
|
require.Equal(t, true, applied)
|
|
require.Equal(t, true, reverted)
|
|
reverted = false
|
|
applied = false
|
|
|
|
require.Equal(t, abi.ChainEpoch(7), appliedTs.Height())
|
|
require.Equal(t, "bafkqaaa", appliedTs.Blocks()[0].Messages.String())
|
|
require.Equal(t, abi.ChainEpoch(10), appliedH)
|
|
require.Equal(t, t0123, appliedMsg.To)
|
|
require.Equal(t, uint64(2), appliedMsg.Nonce)
|
|
require.Equal(t, abi.MethodNum(5), appliedMsg.Method)
|
|
|
|
// call method again
|
|
|
|
fcs.advance(0, 5, 0, map[int]cid.Cid{
|
|
0: n2msg,
|
|
})
|
|
|
|
require.Equal(t, true, applied)
|
|
require.Equal(t, false, reverted)
|
|
applied = false
|
|
|
|
// send and revert below confidence, then cross confidence
|
|
fcs.advance(0, 2, 0, map[int]cid.Cid{
|
|
0: fcs.fakeMsgs(fakeMsg{
|
|
bmsgs: []*types.Message{
|
|
{To: t0123, From: t0123, Method: 5, Nonce: 3},
|
|
},
|
|
}),
|
|
})
|
|
|
|
fcs.advance(2, 5, 0, nil) // H=19, but message reverted
|
|
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, false, reverted)
|
|
|
|
// test timeout (it's set to 20 in the call to `events.Called` above)
|
|
|
|
fcs.advance(0, 6, 0, nil)
|
|
|
|
require.Equal(t, false, applied) // not calling timeout as we received messages
|
|
require.Equal(t, false, reverted)
|
|
|
|
// test unregistering with more
|
|
|
|
more = false
|
|
fcs.advance(0, 5, 0, map[int]cid.Cid{
|
|
0: fcs.fakeMsgs(fakeMsg{
|
|
bmsgs: []*types.Message{
|
|
{To: t0123, From: t0123, Method: 5, Nonce: 4}, // this signals we don't want more
|
|
},
|
|
}),
|
|
})
|
|
|
|
require.Equal(t, true, applied)
|
|
require.Equal(t, false, reverted)
|
|
applied = false
|
|
|
|
fcs.advance(0, 5, 0, map[int]cid.Cid{
|
|
0: fcs.fakeMsgs(fakeMsg{
|
|
bmsgs: []*types.Message{
|
|
{To: t0123, From: t0123, Method: 5, Nonce: 5},
|
|
},
|
|
}),
|
|
})
|
|
|
|
require.Equal(t, false, applied) // should not get any further notifications
|
|
require.Equal(t, false, reverted)
|
|
|
|
// revert after disabled
|
|
|
|
fcs.advance(5, 1, 0, nil) // try reverting msg sent after disabling
|
|
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, false, reverted)
|
|
|
|
fcs.advance(5, 1, 0, nil) // try reverting msg sent before disabling
|
|
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, true, reverted)
|
|
}
|
|
|
|
func TestCalledTimeout(t *testing.T) {
|
|
//stm: @EVENTS_EVENTS_CALLED_001, @EVENTS_HEIGHT_REVERT_001
|
|
fcs := newFakeCS(t)
|
|
|
|
events, err := NewEvents(context.Background(), fcs)
|
|
require.NoError(t, err)
|
|
|
|
t0123, err := address.NewFromString("t0123")
|
|
require.NoError(t, err)
|
|
|
|
called := false
|
|
|
|
err = events.Called(context.Background(), func(ctx context.Context, ts *types.TipSet) (d bool, m bool, e error) {
|
|
return false, true, nil
|
|
}, func(msg *types.Message, rec *types.MessageReceipt, ts *types.TipSet, curH abi.ChainEpoch) (bool, error) {
|
|
called = true
|
|
require.Nil(t, msg)
|
|
require.Equal(t, abi.ChainEpoch(20), ts.Height())
|
|
require.Equal(t, abi.ChainEpoch(23), curH)
|
|
return false, nil
|
|
}, func(_ context.Context, ts *types.TipSet) error {
|
|
t.Fatal("revert on timeout")
|
|
return nil
|
|
}, 3, 20, matchAddrMethod(t0123, 5))
|
|
require.NoError(t, err)
|
|
|
|
fcs.advance(0, 21, 0, nil)
|
|
require.False(t, called)
|
|
|
|
fcs.advance(0, 5, 0, nil)
|
|
require.True(t, called)
|
|
called = false
|
|
|
|
// with check func reporting done
|
|
|
|
fcs = newFakeCS(t)
|
|
|
|
events, err = NewEvents(context.Background(), fcs)
|
|
require.NoError(t, err)
|
|
|
|
err = events.Called(context.Background(), func(ctx context.Context, ts *types.TipSet) (d bool, m bool, e error) {
|
|
return true, true, nil
|
|
}, func(msg *types.Message, rec *types.MessageReceipt, ts *types.TipSet, curH abi.ChainEpoch) (bool, error) {
|
|
called = true
|
|
require.Nil(t, msg)
|
|
require.Equal(t, abi.ChainEpoch(20), ts.Height())
|
|
require.Equal(t, abi.ChainEpoch(23), curH)
|
|
return false, nil
|
|
}, func(_ context.Context, ts *types.TipSet) error {
|
|
t.Fatal("revert on timeout")
|
|
return nil
|
|
}, 3, 20, matchAddrMethod(t0123, 5))
|
|
require.NoError(t, err)
|
|
|
|
fcs.advance(0, 21, 0, nil)
|
|
require.False(t, called)
|
|
|
|
fcs.advance(0, 5, 0, nil)
|
|
require.False(t, called)
|
|
}
|
|
|
|
func TestCalledOrder(t *testing.T) {
|
|
//stm: @EVENTS_EVENTS_CALLED_001, @EVENTS_HEIGHT_REVERT_001
|
|
fcs := newFakeCS(t)
|
|
|
|
events, err := NewEvents(context.Background(), fcs)
|
|
require.NoError(t, err)
|
|
|
|
t0123, err := address.NewFromString("t0123")
|
|
require.NoError(t, err)
|
|
|
|
at := 0
|
|
|
|
err = events.Called(context.Background(), func(ctx context.Context, ts *types.TipSet) (d bool, m bool, e error) {
|
|
return false, true, nil
|
|
}, func(msg *types.Message, rec *types.MessageReceipt, ts *types.TipSet, curH abi.ChainEpoch) (bool, error) {
|
|
switch at {
|
|
case 0:
|
|
require.Equal(t, uint64(1), msg.Nonce)
|
|
require.Equal(t, abi.ChainEpoch(4), ts.Height())
|
|
case 1:
|
|
require.Equal(t, uint64(2), msg.Nonce)
|
|
require.Equal(t, abi.ChainEpoch(5), ts.Height())
|
|
default:
|
|
t.Fatal("apply should only get called twice, at: ", at)
|
|
}
|
|
at++
|
|
return true, nil
|
|
}, func(_ context.Context, ts *types.TipSet) error {
|
|
switch at {
|
|
case 2:
|
|
require.Equal(t, abi.ChainEpoch(5), ts.Height())
|
|
case 3:
|
|
require.Equal(t, abi.ChainEpoch(4), ts.Height())
|
|
default:
|
|
t.Fatal("revert should only get called twice, at: ", at)
|
|
}
|
|
at++
|
|
return nil
|
|
}, 3, 20, matchAddrMethod(t0123, 5))
|
|
require.NoError(t, err)
|
|
|
|
fcs.advance(0, 10, 0, map[int]cid.Cid{
|
|
1: fcs.fakeMsgs(fakeMsg{
|
|
bmsgs: []*types.Message{
|
|
{To: t0123, From: t0123, Method: 5, Nonce: 1},
|
|
},
|
|
}),
|
|
2: fcs.fakeMsgs(fakeMsg{
|
|
bmsgs: []*types.Message{
|
|
{To: t0123, From: t0123, Method: 5, Nonce: 2},
|
|
},
|
|
}),
|
|
})
|
|
|
|
fcs.advance(9, 1, 0, nil)
|
|
}
|
|
|
|
func TestCalledNull(t *testing.T) {
|
|
//stm: @EVENTS_EVENTS_CALLED_001, @EVENTS_HEIGHT_REVERT_001
|
|
fcs := newFakeCS(t)
|
|
|
|
events, err := NewEvents(context.Background(), fcs)
|
|
require.NoError(t, err)
|
|
|
|
t0123, err := address.NewFromString("t0123")
|
|
require.NoError(t, err)
|
|
|
|
more := true
|
|
var applied, reverted bool
|
|
|
|
err = events.Called(context.Background(), func(ctx context.Context, ts *types.TipSet) (d bool, m bool, e error) {
|
|
return false, true, nil
|
|
}, func(msg *types.Message, rec *types.MessageReceipt, ts *types.TipSet, curH abi.ChainEpoch) (bool, error) {
|
|
require.Equal(t, false, applied)
|
|
applied = true
|
|
return more, nil
|
|
}, func(_ context.Context, ts *types.TipSet) error {
|
|
reverted = true
|
|
return nil
|
|
}, 3, 20, matchAddrMethod(t0123, 5))
|
|
require.NoError(t, err)
|
|
|
|
// create few blocks to make sure nothing get's randomly called
|
|
|
|
fcs.advance(0, 4, 0, nil) // H=5
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, false, reverted)
|
|
|
|
// create blocks with message (but below confidence threshold)
|
|
|
|
fcs.advance(0, 3, 0, map[int]cid.Cid{ // msg at H=6; H=8 (confidence=2)
|
|
0: fcs.fakeMsgs(fakeMsg{
|
|
bmsgs: []*types.Message{
|
|
{To: t0123, From: t0123, Method: 5, Nonce: 1},
|
|
},
|
|
}),
|
|
})
|
|
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, false, reverted)
|
|
|
|
// create additional blocks so we are above confidence threshold, but with null tipset at the height
|
|
// of application
|
|
|
|
fcs.advance(0, 3, 0, nil, 10) // H=11 (confidence=3, apply)
|
|
|
|
require.Equal(t, true, applied)
|
|
require.Equal(t, false, reverted)
|
|
applied = false
|
|
|
|
fcs.advance(5, 1, 0, nil, 10)
|
|
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, true, reverted)
|
|
}
|
|
|
|
func TestRemoveTriggersOnMessage(t *testing.T) {
|
|
//stm: @EVENTS_EVENTS_CALLED_001, @EVENTS_HEIGHT_REVERT_001
|
|
fcs := newFakeCS(t)
|
|
|
|
events, err := NewEvents(context.Background(), fcs)
|
|
require.NoError(t, err)
|
|
|
|
t0123, err := address.NewFromString("t0123")
|
|
require.NoError(t, err)
|
|
|
|
more := true
|
|
var applied, reverted bool
|
|
|
|
err = events.Called(context.Background(), func(ctx context.Context, ts *types.TipSet) (d bool, m bool, e error) {
|
|
return false, true, nil
|
|
}, func(msg *types.Message, rec *types.MessageReceipt, ts *types.TipSet, curH abi.ChainEpoch) (bool, error) {
|
|
require.Equal(t, false, applied)
|
|
applied = true
|
|
return more, nil
|
|
}, func(_ context.Context, ts *types.TipSet) error {
|
|
reverted = true
|
|
return nil
|
|
}, 3, 20, matchAddrMethod(t0123, 5))
|
|
require.NoError(t, err)
|
|
|
|
// create few blocks to make sure nothing get's randomly called
|
|
|
|
fcs.advance(0, 4, 0, nil) // H=5
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, false, reverted)
|
|
|
|
// create blocks with message (but below confidence threshold)
|
|
|
|
fcs.advance(0, 3, 0, map[int]cid.Cid{ // msg occurs at H=5, applied at H=6; H=8 (confidence=2)
|
|
0: fcs.fakeMsgs(fakeMsg{
|
|
bmsgs: []*types.Message{
|
|
{To: t0123, From: t0123, Method: 5, Nonce: 1},
|
|
},
|
|
}),
|
|
})
|
|
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, false, reverted)
|
|
|
|
// revert applied TS & message TS
|
|
fcs.advance(3, 1, 0, nil) // H=6 (tipset message applied in reverted, AND message reverted)
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, false, reverted)
|
|
|
|
// create additional blocks so we are above confidence threshold, but message not applied
|
|
// as it was reverted
|
|
fcs.advance(0, 5, 0, nil) // H=11 (confidence=3, apply)
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, false, reverted)
|
|
|
|
// create blocks with message again (but below confidence threshold)
|
|
|
|
fcs.advance(0, 3, 0, map[int]cid.Cid{ // msg occurs at H=12, applied at H=13; H=15 (confidence=2)
|
|
0: fcs.fakeMsgs(fakeMsg{
|
|
bmsgs: []*types.Message{
|
|
{To: t0123, From: t0123, Method: 5, Nonce: 2},
|
|
},
|
|
}),
|
|
})
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, false, reverted)
|
|
|
|
// revert applied height TS, but don't remove message trigger
|
|
fcs.advance(2, 1, 0, nil) // H=13 (tipset message applied in reverted, by tipset with message not reverted)
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, false, reverted)
|
|
|
|
// create additional blocks so we are above confidence threshold
|
|
fcs.advance(0, 4, 0, nil) // H=18 (confidence=3, apply)
|
|
|
|
require.Equal(t, true, applied)
|
|
require.Equal(t, false, reverted)
|
|
}
|
|
|
|
type testStateChange struct {
|
|
from string
|
|
to string
|
|
}
|
|
|
|
func TestStateChanged(t *testing.T) {
|
|
//stm: @EVENTS_EVENTS_CALLED_001, @EVENTS_HEIGHT_REVERT_001
|
|
fcs := newFakeCS(t)
|
|
|
|
events, err := NewEvents(context.Background(), fcs)
|
|
require.NoError(t, err)
|
|
|
|
more := true
|
|
var applied, reverted bool
|
|
var appliedData StateChange
|
|
var appliedOldTs *types.TipSet
|
|
var appliedNewTs *types.TipSet
|
|
var appliedH abi.ChainEpoch
|
|
var matchData StateChange
|
|
|
|
confidence := 3
|
|
timeout := abi.ChainEpoch(20)
|
|
|
|
err = events.StateChanged(func(ctx context.Context, ts *types.TipSet) (d bool, m bool, e error) {
|
|
return false, true, nil
|
|
}, func(oldTs, newTs *types.TipSet, data StateChange, curH abi.ChainEpoch) (bool, error) {
|
|
if data != nil {
|
|
require.Equal(t, oldTs.Key(), newTs.Parents())
|
|
}
|
|
require.Equal(t, false, applied)
|
|
applied = true
|
|
appliedData = data
|
|
appliedOldTs = oldTs
|
|
appliedNewTs = newTs
|
|
appliedH = curH
|
|
return more, nil
|
|
}, func(_ context.Context, ts *types.TipSet) error {
|
|
reverted = true
|
|
return nil
|
|
}, confidence, timeout, func(oldTs, newTs *types.TipSet) (bool, StateChange, error) {
|
|
require.Equal(t, oldTs.Key(), newTs.Parents())
|
|
if matchData == nil {
|
|
return false, matchData, nil
|
|
}
|
|
|
|
d := matchData
|
|
matchData = nil
|
|
return true, d, nil
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
// create few blocks to make sure nothing get's randomly called
|
|
|
|
fcs.advance(0, 4, 0, nil) // H=5
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, false, reverted)
|
|
|
|
// create state change (but below confidence threshold)
|
|
matchData = testStateChange{from: "a", to: "b"}
|
|
fcs.advance(0, 3, 0, nil)
|
|
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, false, reverted)
|
|
|
|
// create additional block so we are above confidence threshold
|
|
|
|
fcs.advance(0, 2, 0, nil) // H=10 (confidence=3, apply)
|
|
|
|
require.Equal(t, true, applied)
|
|
require.Equal(t, false, reverted)
|
|
applied = false
|
|
|
|
// dip below confidence (should not apply again)
|
|
fcs.advance(2, 2, 0, nil) // H=10 (confidence=3, apply)
|
|
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, false, reverted)
|
|
|
|
// Change happens from 5 -> 6
|
|
require.Equal(t, abi.ChainEpoch(5), appliedOldTs.Height())
|
|
require.Equal(t, abi.ChainEpoch(6), appliedNewTs.Height())
|
|
|
|
// Actually applied (with confidence) at 9
|
|
require.Equal(t, abi.ChainEpoch(9), appliedH)
|
|
|
|
// Make sure the state change was correctly passed through
|
|
rcvd := appliedData.(testStateChange)
|
|
require.Equal(t, "a", rcvd.from)
|
|
require.Equal(t, "b", rcvd.to)
|
|
}
|
|
|
|
func TestStateChangedRevert(t *testing.T) {
|
|
//stm: @EVENTS_EVENTS_CALLED_001, @EVENTS_HEIGHT_REVERT_001
|
|
fcs := newFakeCS(t)
|
|
|
|
events, err := NewEvents(context.Background(), fcs)
|
|
require.NoError(t, err)
|
|
|
|
more := true
|
|
var applied, reverted bool
|
|
var matchData StateChange
|
|
|
|
confidence := 1
|
|
timeout := abi.ChainEpoch(20)
|
|
|
|
err = events.StateChanged(func(ctx context.Context, ts *types.TipSet) (d bool, m bool, e error) {
|
|
return false, true, nil
|
|
}, func(oldTs, newTs *types.TipSet, data StateChange, curH abi.ChainEpoch) (bool, error) {
|
|
if data != nil {
|
|
require.Equal(t, oldTs.Key(), newTs.Parents())
|
|
}
|
|
require.Equal(t, false, applied)
|
|
applied = true
|
|
return more, nil
|
|
}, func(_ context.Context, ts *types.TipSet) error {
|
|
reverted = true
|
|
return nil
|
|
}, confidence, timeout, func(oldTs, newTs *types.TipSet) (bool, StateChange, error) {
|
|
require.Equal(t, oldTs.Key(), newTs.Parents())
|
|
|
|
if matchData == nil {
|
|
return false, matchData, nil
|
|
}
|
|
|
|
d := matchData
|
|
matchData = nil
|
|
return true, d, nil
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
fcs.advance(0, 2, 0, nil) // H=3
|
|
|
|
// Make a state change from TS at height 3 to TS at height 4
|
|
matchData = testStateChange{from: "a", to: "b"}
|
|
fcs.advance(0, 1, 0, nil) // H=4
|
|
|
|
// Haven't yet reached confidence
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, false, reverted)
|
|
|
|
// Advance to reach confidence level
|
|
fcs.advance(0, 1, 0, nil) // H=5
|
|
|
|
// Should now have called the handler
|
|
require.Equal(t, true, applied)
|
|
require.Equal(t, false, reverted)
|
|
applied = false
|
|
|
|
// Advance 3 more TS
|
|
fcs.advance(0, 3, 0, nil) // H=8
|
|
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, false, reverted)
|
|
|
|
// Regress but not so far as to cause a revert
|
|
fcs.advance(3, 1, 0, nil) // H=6
|
|
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, false, reverted)
|
|
|
|
// Regress back to state where change happened
|
|
fcs.advance(3, 1, 0, nil) // H=4
|
|
|
|
// Expect revert to have happened
|
|
require.Equal(t, false, applied)
|
|
require.Equal(t, true, reverted)
|
|
}
|
|
|
|
func TestStateChangedTimeout(t *testing.T) {
|
|
//stm: @EVENTS_EVENTS_CALLED_001, @EVENTS_HEIGHT_REVERT_001
|
|
timeoutHeight := abi.ChainEpoch(20)
|
|
confidence := 3
|
|
|
|
testCases := []struct {
|
|
name string
|
|
checkFn CheckFunc
|
|
nilBlocks []int
|
|
expectTimeout bool
|
|
}{{
|
|
// Verify that the state changed timeout is called at the expected height
|
|
name: "state changed timeout",
|
|
checkFn: func(ctx context.Context, ts *types.TipSet) (d bool, m bool, e error) {
|
|
return false, true, nil
|
|
},
|
|
expectTimeout: true,
|
|
}, {
|
|
// Verify that the state changed timeout is called even if the timeout
|
|
// falls on nil block
|
|
name: "state changed timeout falls on nil block",
|
|
checkFn: func(ctx context.Context, ts *types.TipSet) (d bool, m bool, e error) {
|
|
return false, true, nil
|
|
},
|
|
nilBlocks: []int{20, 21, 22, 23},
|
|
expectTimeout: true,
|
|
}, {
|
|
// Verify that the state changed timeout is not called if the check
|
|
// function reports that it's complete
|
|
name: "no timeout callback if check func reports done",
|
|
checkFn: func(ctx context.Context, ts *types.TipSet) (d bool, m bool, e error) {
|
|
return true, true, nil
|
|
},
|
|
expectTimeout: false,
|
|
}}
|
|
|
|
for _, tc := range testCases {
|
|
tc := tc
|
|
t.Run(tc.name, func(t *testing.T) {
|
|
fcs := newFakeCS(t)
|
|
|
|
events, err := NewEvents(context.Background(), fcs)
|
|
require.NoError(t, err)
|
|
|
|
// Track whether the callback was called
|
|
called := false
|
|
|
|
// Set up state change tracking that will timeout at the given height
|
|
err = events.StateChanged(
|
|
tc.checkFn,
|
|
func(oldTs, newTs *types.TipSet, data StateChange, curH abi.ChainEpoch) (bool, error) {
|
|
// Expect the callback to be called at the timeout height with nil data
|
|
called = true
|
|
require.Nil(t, data)
|
|
require.Equal(t, timeoutHeight, newTs.Height())
|
|
require.Equal(t, timeoutHeight+abi.ChainEpoch(confidence), curH)
|
|
return false, nil
|
|
}, func(_ context.Context, ts *types.TipSet) error {
|
|
t.Fatal("revert on timeout")
|
|
return nil
|
|
}, confidence, timeoutHeight, func(oldTs, newTs *types.TipSet) (bool, StateChange, error) {
|
|
return false, nil, nil
|
|
})
|
|
|
|
require.NoError(t, err)
|
|
|
|
// Advance to timeout height
|
|
fcs.advance(0, int(timeoutHeight)+1, 0, nil)
|
|
require.False(t, called)
|
|
|
|
// Advance past timeout height
|
|
fcs.advance(0, 5, 0, nil, tc.nilBlocks...)
|
|
require.Equal(t, tc.expectTimeout, called)
|
|
called = false
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestCalledMultiplePerEpoch(t *testing.T) {
|
|
//stm: @EVENTS_EVENTS_CALLED_001, @EVENTS_HEIGHT_REVERT_001
|
|
fcs := newFakeCS(t)
|
|
|
|
events, err := NewEvents(context.Background(), fcs)
|
|
require.NoError(t, err)
|
|
|
|
t0123, err := address.NewFromString("t0123")
|
|
require.NoError(t, err)
|
|
|
|
at := 0
|
|
|
|
err = events.Called(context.Background(), func(ctx context.Context, ts *types.TipSet) (d bool, m bool, e error) {
|
|
return false, true, nil
|
|
}, func(msg *types.Message, rec *types.MessageReceipt, ts *types.TipSet, curH abi.ChainEpoch) (bool, error) {
|
|
switch at {
|
|
case 0:
|
|
require.Equal(t, uint64(1), msg.Nonce)
|
|
require.Equal(t, abi.ChainEpoch(4), ts.Height())
|
|
case 1:
|
|
require.Equal(t, uint64(2), msg.Nonce)
|
|
require.Equal(t, abi.ChainEpoch(4), ts.Height())
|
|
default:
|
|
t.Fatal("apply should only get called twice, at: ", at)
|
|
}
|
|
at++
|
|
return true, nil
|
|
}, func(_ context.Context, ts *types.TipSet) error {
|
|
switch at {
|
|
case 2:
|
|
require.Equal(t, abi.ChainEpoch(4), ts.Height())
|
|
case 3:
|
|
require.Equal(t, abi.ChainEpoch(4), ts.Height())
|
|
default:
|
|
t.Fatal("revert should only get called twice, at: ", at)
|
|
}
|
|
at++
|
|
return nil
|
|
}, 3, 20, matchAddrMethod(t0123, 5))
|
|
require.NoError(t, err)
|
|
|
|
fcs.advance(0, 10, 0, map[int]cid.Cid{
|
|
1: fcs.fakeMsgs(fakeMsg{
|
|
bmsgs: []*types.Message{
|
|
{To: t0123, From: t0123, Method: 5, Nonce: 1},
|
|
{To: t0123, From: t0123, Method: 5, Nonce: 2},
|
|
},
|
|
}),
|
|
})
|
|
|
|
fcs.advance(9, 1, 0, nil)
|
|
}
|
|
|
|
func TestCachedSameBlock(t *testing.T) {
|
|
//stm: @EVENTS_EVENTS_CALLED_001, @EVENTS_HEIGHT_REVERT_001
|
|
fcs := newFakeCS(t)
|
|
|
|
_, err := NewEvents(context.Background(), fcs)
|
|
require.NoError(t, err)
|
|
|
|
fcs.advance(0, 10, 0, map[int]cid.Cid{})
|
|
assert.Assert(t, fcs.callNumber["ChainGetBlockMessages"] == 20, "expect call ChainGetBlockMessages %d but got ", 20, fcs.callNumber["ChainGetBlockMessages"])
|
|
|
|
fcs.advance(5, 10, 0, map[int]cid.Cid{})
|
|
assert.Assert(t, fcs.callNumber["ChainGetBlockMessages"] == 30, "expect call ChainGetBlockMessages %d but got ", 30, fcs.callNumber["ChainGetBlockMessages"])
|
|
}
|
|
|
|
type testObserver struct {
|
|
t *testing.T
|
|
head *types.TipSet
|
|
}
|
|
|
|
func (t *testObserver) Apply(_ context.Context, from, to *types.TipSet) error {
|
|
if t.head != nil {
|
|
require.True(t.t, t.head.Equals(from))
|
|
}
|
|
t.head = to
|
|
return nil
|
|
}
|
|
|
|
func (t *testObserver) Revert(_ context.Context, from, to *types.TipSet) error {
|
|
if t.head != nil {
|
|
require.True(t.t, t.head.Equals(from))
|
|
}
|
|
t.head = to
|
|
return nil
|
|
}
|
|
|
|
func TestReconnect(t *testing.T) {
|
|
//stm: @EVENTS_EVENTS_CALLED_001, @EVENTS_HEIGHT_REVERT_001
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
defer cancel()
|
|
|
|
fcs := newFakeCS(t)
|
|
|
|
events, err := NewEvents(ctx, fcs)
|
|
require.NoError(t, err)
|
|
|
|
fcs.advance(0, 1, 0, nil)
|
|
|
|
events.Observe(&testObserver{t: t})
|
|
|
|
fcs.advance(0, 3, 0, nil)
|
|
|
|
// Drop on apply
|
|
fcs.advance(0, 6, 2, nil)
|
|
require.True(t, fcs.callNumber["ChainGetPath"] == 1)
|
|
|
|
// drop across revert/apply boundary
|
|
fcs.advance(4, 2, 3, nil)
|
|
require.True(t, fcs.callNumber["ChainGetPath"] == 2)
|
|
fcs.advance(0, 6, 0, nil)
|
|
|
|
// drop on revert
|
|
fcs.advance(3, 0, 2, nil)
|
|
require.True(t, fcs.callNumber["ChainGetPath"] == 3)
|
|
|
|
// drop with nulls
|
|
fcs.advance(0, 5, 2, nil, 0, 1, 3)
|
|
require.True(t, fcs.callNumber["ChainGetPath"] == 4)
|
|
}
|
|
|
|
func TestUnregister(t *testing.T) {
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
defer cancel()
|
|
|
|
fcs := newFakeCS(t)
|
|
|
|
events, err := NewEvents(ctx, fcs)
|
|
require.NoError(t, err)
|
|
|
|
tsObs := &testObserver{t: t}
|
|
events.Observe(tsObs)
|
|
|
|
// observer receives heads as the chain advances
|
|
fcs.advance(0, 1, 0, nil)
|
|
headBeforeDeregister := events.lastTs
|
|
require.Equal(t, tsObs.head, headBeforeDeregister)
|
|
|
|
// observer unregistered successfully
|
|
found := events.Unregister(tsObs)
|
|
require.True(t, found)
|
|
|
|
// observer stops receiving heads as the chain advances
|
|
fcs.advance(0, 1, 0, nil)
|
|
require.Equal(t, tsObs.head, headBeforeDeregister)
|
|
require.NotEqual(t, tsObs.head, events.lastTs)
|
|
|
|
// unregistering an invalid observer returns false
|
|
dneObs := &testObserver{t: t}
|
|
found = events.Unregister(dneObs)
|
|
require.False(t, found)
|
|
}
|