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snapshotter/tests: verify snapdb post-state against trie (#20812)

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* core/state/snapshot: basic trie-to-hash implementation

* tests: validate snapshot after test

* core/state/snapshot: fix review concerns
This commit is contained in:
Martin Holst Swende
2020-03-31 10:25:41 +02:00
committed by GitHub
parent 84f4975520
commit 76eed9e50d
3 changed files with 137 additions and 0 deletions
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9
core/blockchain.go
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@ -520,6 +520,15 @@ func (bc *BlockChain) CurrentBlock() *types.Block {
return bc.currentBlock.Load().(*types.Block)
}
// Snapshot returns the blockchain snapshot tree. This method is mainly used for
// testing, to make it possible to verify the snapshot after execution.
//
// Warning: There are no guarantees about the safety of using the returned 'snap' if the
// blockchain is simultaneously importing blocks, so take care.
func (bc *BlockChain) Snapshot() *snapshot.Tree {
return bc.snaps
}
// CurrentFastBlock retrieves the current fast-sync head block of the canonical
// chain. The block is retrieved from the blockchain's internal cache.
func (bc *BlockChain) CurrentFastBlock() *types.Block {