aboutsummaryrefslogtreecommitdiffstats
path: root/ethchain/vm_test.go
blob: 16cbf51b7d5def5b2811f2edd087bd09cbb61bfe (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
package ethchain

import (
    "bytes"
    "fmt"
    "github.com/ethereum/eth-go/ethdb"
    "github.com/ethereum/eth-go/ethutil"
    "math/big"
    "testing"
)

/*

func TestRun(t *testing.T) {
    InitFees()

    ethutil.ReadConfig("")

    db, _ := ethdb.NewMemDatabase()
    state := NewState(ethutil.NewTrie(db, ""))

    script := Compile([]string{
        "TXSENDER",
        "SUICIDE",
    })

    tx := NewTransaction(ContractAddr, big.NewInt(1e17), script)
    fmt.Printf("contract addr %x\n", tx.Hash()[12:])
    contract := MakeContract(tx, state)
    vm := &Vm{}

    vm.Process(contract, state, RuntimeVars{
        address:     tx.Hash()[12:],
        blockNumber: 1,
        sender:      ethutil.FromHex("cd1722f3947def4cf144679da39c4c32bdc35681"),
        prevHash:    ethutil.FromHex("5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"),
        coinbase:    ethutil.FromHex("2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"),
        time:        1,
        diff:        big.NewInt(256),
        txValue:     tx.Value,
        txData:      tx.Data,
    })
}

func TestRun1(t *testing.T) {
    ethutil.ReadConfig("")

    db, _ := ethdb.NewMemDatabase()
    state := NewState(ethutil.NewTrie(db, ""))

    script := Compile([]string{
        "PUSH", "0",
        "PUSH", "0",
        "TXSENDER",
        "PUSH", "10000000",
        "MKTX",
    })
    fmt.Println(ethutil.NewValue(script))

    tx := NewTransaction(ContractAddr, ethutil.Big("100000000000000000000000000000000000000000000000000"), script)
    fmt.Printf("contract addr %x\n", tx.Hash()[12:])
    contract := MakeContract(tx, state)
    vm := &Vm{}

    vm.Process(contract, state, RuntimeVars{
        address:     tx.Hash()[12:],
        blockNumber: 1,
        sender:      ethutil.FromHex("cd1722f3947def4cf144679da39c4c32bdc35681"),
        prevHash:    ethutil.FromHex("5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"),
        coinbase:    ethutil.FromHex("2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"),
        time:        1,
        diff:        big.NewInt(256),
        txValue:     tx.Value,
        txData:      tx.Data,
    })
}

func TestRun2(t *testing.T) {
    ethutil.ReadConfig("")

    db, _ := ethdb.NewMemDatabase()
    state := NewState(ethutil.NewTrie(db, ""))

    script := Compile([]string{
        "PUSH", "0",
        "PUSH", "0",
        "TXSENDER",
        "PUSH", "10000000",
        "MKTX",
    })
    fmt.Println(ethutil.NewValue(script))

    tx := NewTransaction(ContractAddr, ethutil.Big("100000000000000000000000000000000000000000000000000"), script)
    fmt.Printf("contract addr %x\n", tx.Hash()[12:])
    contract := MakeContract(tx, state)
    vm := &Vm{}

    vm.Process(contract, state, RuntimeVars{
        address:     tx.Hash()[12:],
        blockNumber: 1,
        sender:      ethutil.FromHex("cd1722f3947def4cf144679da39c4c32bdc35681"),
        prevHash:    ethutil.FromHex("5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"),
        coinbase:    ethutil.FromHex("2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"),
        time:        1,
        diff:        big.NewInt(256),
        txValue:     tx.Value,
        txData:      tx.Data,
    })
}
*/

// XXX Full stack test
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 := NewTransaction(ContractAddr, ethutil.Big("100000000000000000000000000000000000000000000000000"), script)
    addr := tx.Hash()[12:]
    fmt.Printf("addr contract %x\n", addr)
    contract := MakeContract(tx, state)
    state.UpdateContract(contract)

    callerScript := Compile([]string{
        "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", string(addr), // Sender
        "CALL",
        "PUSH", "64",
        "PUSH", "0",
        "RETURN",
    })
    callerTx := NewTransaction(ContractAddr, ethutil.Big("100000000000000000000000000000000000000000000000000"), 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)
    }
}