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package natspec
import (
"fmt"
"io/ioutil"
"math/big"
"os"
"testing"
"github.com/ethereum/go-ethereum/accounts"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/docserver"
"github.com/ethereum/go-ethereum/common/resolver"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/state"
//"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/eth"
xe "github.com/ethereum/go-ethereum/xeth"
)
type testFrontend struct {
t *testing.T
ethereum *eth.Ethereum
xeth *xe.XEth
stateDb *state.StateDB
coinbase string
lastConfirm string
}
func (f *testFrontend) UnlockAccount(acc []byte) bool {
f.t.Logf("Unlocking account %v\n", common.Bytes2Hex(acc))
f.ethereum.AccountManager().Unlock(acc, "password")
return true
}
func (f *testFrontend) ConfirmTransaction(message string) bool {
f.lastConfirm = message
return true
}
var port = 30300
func testEth(t *testing.T) (ethereum *eth.Ethereum, err error) {
os.RemoveAll("/tmp/eth/")
err = os.MkdirAll("/tmp/eth/keys/e273f01c99144c438695e10f24926dc1f9fbf62d/", os.ModePerm)
if err != nil {
t.Errorf("%v", err)
return
}
err = os.MkdirAll("/tmp/eth/data", os.ModePerm)
if err != nil {
t.Errorf("%v", err)
return
}
ks := crypto.NewKeyStorePlain("/tmp/eth/keys")
ioutil.WriteFile("/tmp/eth/keys/e273f01c99144c438695e10f24926dc1f9fbf62d/e273f01c99144c438695e10f24926dc1f9fbf62d",
[]byte(`{"Id":"RhRXD+fNRKS4jx+7ZfEsNA==","Address":"4nPwHJkUTEOGleEPJJJtwfn79i0=","PrivateKey":"h4ACVpe74uIvi5Cg/2tX/Yrm2xdr3J7QoMbMtNX2CNc="}`), os.ModePerm)
port++
ethereum, err = eth.New(ð.Config{
DataDir: "/tmp/eth",
AccountManager: accounts.NewManager(ks),
Port: fmt.Sprintf("%d", port),
MaxPeers: 10,
Name: "test",
})
if err != nil {
t.Errorf("%v", err)
return
}
return
}
func testInit(t *testing.T) (self *testFrontend) {
ethereum, err := testEth(t)
if err != nil {
t.Errorf("error creating jsre, got %v", err)
return
}
err = ethereum.Start()
if err != nil {
t.Errorf("error starting ethereum: %v", err)
return
}
self = &testFrontend{t: t, ethereum: ethereum}
self.xeth = xe.New(ethereum, self)
addr := self.xeth.Coinbase()
self.coinbase = addr
if addr != "0x"+core.TestAccount {
t.Errorf("CoinBase %v does not match TestAccount 0x%v", addr, core.TestAccount)
}
t.Logf("CoinBase is %v", addr)
balance := self.xeth.BalanceAt(core.TestAccount)
if balance != core.TestBalance {
t.Errorf("Balance %v does not match TestBalance %v", balance, core.TestBalance)
}
t.Logf("Balance is %v", balance)
self.stateDb = self.ethereum.ChainManager().State().Copy()
return
}
func (self *testFrontend) insertTx(addr, contract, fnsig string, args []string) {
hash := common.Bytes2Hex(crypto.Sha3([]byte(fnsig)))
data := "0x" + hash[0:8]
for _, arg := range args {
data = data + common.Bytes2Hex(common.Hex2BytesFixed(arg, 32))
}
self.t.Logf("Tx data: %v", data)
self.xeth.Transact(addr, contract, "100000000000", "100000", "100000", data)
cb := common.HexToAddress(addr)
coinbase := self.stateDb.GetStateObject(cb)
coinbase.SetGasPool(big.NewInt(100000))
block := self.ethereum.ChainManager().NewBlock(cb)
txs := self.ethereum.TxPool().GetTransactions()
tx := txs[0]
_, gas, err := core.ApplyMessage(core.NewEnv(self.stateDb, self.ethereum.ChainManager(), tx, block), tx, coinbase)
self.t.Logf("ApplyMessage: gas %v err %v", gas, err)
self.ethereum.TxPool().RemoveSet(txs)
self.xeth = self.xeth.WithState(self.stateDb)
}
func (self *testFrontend) registerURL(hash common.Hash, url string) {
hashHex := common.Bytes2Hex(hash[:])
urlHex := common.Bytes2Hex([]byte(url))
self.insertTx(self.coinbase, core.ContractAddrURLhint, "register(bytes32,bytes32)", []string{hashHex, urlHex})
}
func (self *testFrontend) testResolver() *resolver.Resolver {
return resolver.New(self.xeth, resolver.URLHintContractAddress, resolver.NameRegContractAddress)
}
func TestNatspecE2E(t *testing.T) {
tf := testInit(t)
defer tf.ethereum.Stop()
ds, _ := docserver.New("/tmp/")
chash := common.BytesToHash(crypto.Sha3([]byte("kutyafasza")))
tf.registerURL(chash, "file:///test.content")
tf.registerURL(chash, "kf")
url, err2 := tf.testResolver().ContentHashToUrl(chash)
t.Logf("URL: %v err: %v", url, err2)
ds.GetAuthContent(url, chash)
}
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