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"), ethutil.Big("100"), script, nil) addr := tx.Hash()[12:] contract := MakeContract(tx, state) state.UpdateStateObject(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 Call(0xe6a12555fad1fb6eaaaed69001a87313d1fd7b54, 0, 100, arg, ret) big t for int8 i = 0; i < 10; i++ { t = i } if 10 > 20 { int8 shouldnt = 2 } else { int8 should = 1 } `), 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"), ethutil.Big("100"), callerScript, nil) // Contract addr as test address gas := big.NewInt(1000) gasPrice := big.NewInt(10) account := NewAccount(ContractAddr, big.NewInt(10000000)) fmt.Println("account.Amount =", account.Amount) c := MakeContract(callerTx, state) e := account.ConvertGas(gas, gasPrice) if e != nil { fmt.Println(err) } fmt.Println("account.Amount =", account.Amount) callerClosure := NewClosure(account, c, c.script, state, gas, gasPrice, big.NewInt(0)) vm := NewVm(state, nil, RuntimeVars{ Origin: account.Address(), BlockNumber: 1, PrevHash: ethutil.FromHex("5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"), Coinbase: ethutil.FromHex("2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"), Time: 1, Diff: big.NewInt(256), }) _, e = callerClosure.Call(vm, nil, nil) if e != nil { fmt.Println("error", e) } fmt.Println("account.Amount =", account.Amount) } 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) ethutil.Assemble(asm...) }