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package ethchain
import (
_ "bytes"
"fmt"
"github.com/ethereum/eth-go/ethdb"
"github.com/ethereum/eth-go/ethutil"
"github.com/obscuren/mutan"
"math/big"
"strings"
"testing"
)
/*
func TestRun3(t *testing.T) {
ethutil.ReadConfig("")
db, _ := ethdb.NewMemDatabase()
state := NewState(ethutil.NewTrie(db, ""))
script := Compile([]string{
"PUSH", "300",
"PUSH", "0",
"MSTORE",
"PUSH", "32",
"CALLDATA",
"PUSH", "64",
"PUSH", "0",
"RETURN",
})
tx := NewContractCreationTx(ethutil.Big("0"), ethutil.Big("1000"), script)
addr := tx.Hash()[12:]
contract := MakeContract(tx, state)
state.UpdateContract(contract)
callerScript := ethutil.Assemble(
"PUSH", 1337, // Argument
"PUSH", 65, // argument mem offset
"MSTORE",
"PUSH", 64, // ret size
"PUSH", 0, // ret offset
"PUSH", 32, // arg size
"PUSH", 65, // arg offset
"PUSH", 1000, /// Gas
"PUSH", 0, /// value
"PUSH", addr, // Sender
"CALL",
"PUSH", 64,
"PUSH", 0,
"RETURN",
)
callerTx := NewContractCreationTx(ethutil.Big("0"), ethutil.Big("1000"), callerScript)
// Contract addr as test address
account := NewAccount(ContractAddr, big.NewInt(10000000))
callerClosure := NewClosure(account, MakeContract(callerTx, state), state, big.NewInt(1000000000), new(big.Int))
vm := NewVm(state, RuntimeVars{
origin: account.Address(),
blockNumber: 1,
prevHash: ethutil.FromHex("5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"),
coinbase: ethutil.FromHex("2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"),
time: 1,
diff: big.NewInt(256),
// XXX Tx data? Could be just an argument to the closure instead
txData: nil,
})
ret := callerClosure.Call(vm, nil)
exp := []byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 44, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, 57}
if bytes.Compare(ret, exp) != 0 {
t.Errorf("expected return value to be %v, got %v", exp, ret)
}
}*/
func TestRun4(t *testing.T) {
ethutil.ReadConfig("")
db, _ := ethdb.NewMemDatabase()
state := NewState(ethutil.NewTrie(db, ""))
asm, err := mutan.Compile(strings.NewReader(`
int32 a = 10
int32 b = 20
if a > b {
int32 c = this.caller()
}
exit()
`), false)
script := ethutil.Assemble(asm...)
tx := NewContractCreationTx(ethutil.Big("0"), ethutil.Big("1000"), script)
addr := tx.Hash()[12:]
contract := MakeContract(tx, state)
state.UpdateContract(contract)
fmt.Printf("%x\n", addr)
asm, err = mutan.Compile(strings.NewReader(`
// Check if there's any cash in the initial store
if store[1000] == 0 {
store[1000] = 10^20
}
store[1001] = this.value() * 20
store[this.origin()] = store[this.origin()] + 1000
if store[1001] > 20 {
store[1001] = 10^50
}
int8 ret = 0
int8 arg = 10
store[1002] = "a46df28529eb8aa8b8c025b0b413c5f4b688352f"
call(store[1002], 0, 100000000, arg, ret)
`), false)
if err != nil {
fmt.Println(err)
}
asm = append(asm, "LOG")
fmt.Println(asm)
callerScript := ethutil.Assemble(asm...)
callerTx := NewContractCreationTx(ethutil.Big("0"), ethutil.Big("1000"), callerScript)
// Contract addr as test address
account := NewAccount(ContractAddr, big.NewInt(10000000))
c := MakeContract(callerTx, state)
callerClosure := NewClosure(account, c, c.script, state, big.NewInt(1000000000), new(big.Int))
vm := NewVm(state, RuntimeVars{
Origin: account.Address(),
BlockNumber: 1,
PrevHash: ethutil.FromHex("5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"),
Coinbase: ethutil.FromHex("2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"),
Time: 1,
Diff: big.NewInt(256),
// XXX Tx data? Could be just an argument to the closure instead
TxData: nil,
})
callerClosure.Call(vm, nil, nil)
}
func TestRun5(t *testing.T) {
ethutil.ReadConfig("")
asm, _ := mutan.Compile(strings.NewReader(`
int32 a = 10
int32 b = 20
if a > b {
int32 c = this.caller()
}
exit()
`), false)
script := ethutil.Assemble(asm...)
fmt.Println(Disassemble(script))
}
|
