package boot import ( "encoding/binary" preimage "github.com/ethereum-optimism/optimism/op-preimage" "github.com/ethereum/go-ethereum/common" ) type mockBoostrapOracle struct { l1Head common.Hash l2OutputRoot common.Hash l2Claim common.Hash l2ClaimBlockNumber uint64 } func (o *mockBoostrapOracle) Get(key preimage.Key) []byte { switch key.PreimageKey() { case L1HeadLocalIndex.PreimageKey(): return o.l1Head[:] case L2OutputRootLocalIndex.PreimageKey(): return o.l2OutputRoot[:] case L2ClaimLocalIndex.PreimageKey(): return o.l2Claim[:] case L2ClaimBlockNumberLocalIndex.PreimageKey(): return binary.BigEndian.AppendUint64(nil, o.l2ClaimBlockNumber) default: panic("unknown key") } }