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accounts/abi/bind, eth: rely on getCode for sanity checks, not estimate and call

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Péter Szilágyi
2016-05-20 12:29:28 +03:00
parent e798e4fd75
commit 1580ec1804
7 changed files with 112 additions and 28 deletions
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10
accounts/abi/bind/backends/simulated.go
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@ -78,6 +78,16 @@ func (b *SimulatedBackend) Rollback() {
b.pendingState, _ = state.New(b.pendingBlock.Root(), b.database)
}
// HasCode implements ContractVerifier.HasCode, checking whether there is any
// code associated with a certain account in the blockchain.
func (b *SimulatedBackend) HasCode(contract common.Address, pending bool) (bool, error) {
if pending {
return len(b.pendingState.GetCode(contract)) > 0, nil
}
statedb, _ := b.blockchain.State()
return len(statedb.GetCode(contract)) > 0, nil
}
// ContractCall implements ContractCaller.ContractCall, executing the specified
// contract with the given input data.
func (b *SimulatedBackend) ContractCall(contract common.Address, data []byte, pending bool) ([]byte, error) {