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accounts/abi/bind, eth: add contract non-existent error

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This commit is contained in:
Péter Szilágyi
2016-04-27 16:29:13 +03:00
parent db62979514
commit cdcbb2f160
5 changed files with 75 additions and 4 deletions
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11
accounts/abi/bind/backends/simulated.go
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@ -92,6 +92,10 @@ func (b *SimulatedBackend) ContractCall(contract common.Address, data []byte, pe
block = b.blockchain.CurrentBlock()
statedb, _ = b.blockchain.State()
}
// If there's no code to interact with, respond with an appropriate error
if code := statedb.GetCode(contract); len(code) == 0 {
return nil, bind.ErrNoCode
}
// Set infinite balance to the a fake caller account
from := statedb.GetOrNewStateObject(common.Address{})
from.SetBalance(common.MaxBig)
@ -134,7 +138,12 @@ func (b *SimulatedBackend) EstimateGasLimit(sender common.Address, contract *com
block = b.pendingBlock
statedb = b.pendingState.Copy()
)
// If there's no code to interact with, respond with an appropriate error
if contract != nil {
if code := statedb.GetCode(*contract); len(code) == 0 {
return nil, bind.ErrNoCode
}
}
// Set infinite balance to the a fake caller account
from := statedb.GetOrNewStateObject(sender)
from.SetBalance(common.MaxBig)