func testEth(t *testing.T) (ethereum *eth.Ethereum, err error) {
os.RemoveAll("/tmp/eth-natspec/")
err = os.MkdirAll("/tmp/eth-natspec/keystore", os.ModePerm)
if err != nil {
panic(err)
}
// create a testAddress
ks := crypto.NewKeyStorePassphrase("/tmp/eth-natspec/keystore")
am := accounts.NewManager(ks)
testAccount, err := am.NewAccount("password")
if err != nil {
panic(err)
}
testAddress := strings.TrimPrefix(testAccount.Address.Hex(), "0x")
db, _ := ethdb.NewMemDatabase()
// set up mock genesis with balance on the testAddress
core.WriteGenesisBlockForTesting(db, common.HexToAddress(testAddress), common.String2Big(testBalance))
// only use minimalistic stack with no networking
ethereum, err = eth.New(ð.Config{
DataDir: "/tmp/eth-natspec",
AccountManager: am,
MaxPeers: 0,
PowTest: true,
Etherbase: common.HexToAddress(testAddress),
NewDB: func(path string) (common.Database, error) { return db, nil },
})
if err != nil {
panic(err)
}
return
}
// NameToAddr(from, name) queries the registrar for the address on name
func (self *Registrar) NameToAddr(from common.Address, name string) (address common.Address, err error) {
nameHex, extra := encodeName(name, 2)
abi := resolveAbi + nameHex + extra
glog.V(logger.Detail).Infof("NameToAddr data: %s", abi)
res, _, err := self.backend.Call(
from.Hex(),
GlobalRegistrarAddr,
"", "", "",
abi,
)
if err != nil {
return
}
address = common.HexToAddress(res)
return
}