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core/vm: create2 address generation tests

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Martin Holst Swende 2018-09-28 11:54:54 +02:00
parent d8d8669271
commit 7ae9bd5605
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1 changed files with 70 additions and 0 deletions
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70
core/vm/instructions_test.go
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@ -17,6 +17,9 @@
package vm
import (
"bytes"
"fmt"
"github.com/ethereum/go-ethereum/crypto"
"math/big"
"testing"
@ -489,3 +492,70 @@ func BenchmarkOpMstore(bench *testing.B) {
}
poolOfIntPools.put(evmInterpreter.intPool)
}
func TestCreate2Addreses(t *testing.T) {
type testcase struct {
origin string
salt string
code string
expected string
}
for i, tt := range []testcase{
{
origin: "0x0000000000000000000000000000000000000000",
salt: "0x0000000000000000000000000000000000000000",
code: "0x00",
expected: "0x4d1a2e2bb4f88f0250f26ffff098b0b30b26bf38",
},
{
origin: "0xdeadbeef00000000000000000000000000000000",
salt: "0x0000000000000000000000000000000000000000",
code: "0x00",
expected: "0xB928f69Bb1D91Cd65274e3c79d8986362984fDA3",
},
{
origin: "0xdeadbeef00000000000000000000000000000000",
salt: "0xfeed000000000000000000000000000000000000",
code: "0x00",
expected: "0xD04116cDd17beBE565EB2422F2497E06cC1C9833",
},
{
origin: "0x0000000000000000000000000000000000000000",
salt: "0x0000000000000000000000000000000000000000",
code: "0xdeadbeef",
expected: "0x70f2b2914A2a4b783FaEFb75f459A580616Fcb5e",
},
{
origin: "0x00000000000000000000000000000000deadbeef",
salt: "0xcafebabe",
code: "0xdeadbeef",
expected: "0x60f3f640a8508fC6a86d45DF051962668E1e8AC7",
},
{
origin: "0x00000000000000000000000000000000deadbeef",
salt: "0xcafebabe",
code: "0xdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeef",
expected: "0x1d8bfDC5D46DC4f61D6b6115972536eBE6A8854C",
},
{
origin: "0x0000000000000000000000000000000000000000",
salt: "0x0000000000000000000000000000000000000000",
code: "0x",
expected: "0xE33C0C7F7df4809055C3ebA6c09CFe4BaF1BD9e0",
},
} {
origin := common.BytesToAddress(common.FromHex(tt.origin))
salt := common.BytesToHash(common.FromHex(tt.salt))
code := common.FromHex(tt.code)
address := crypto.CreateAddress2(origin, salt, code)
fmt.Printf("Example %d\n* address `0x%x`\n* salt `0x%x`\n* code `0x%x`\n* result: `%s`\n\n", i,origin, salt, code, address.String())
expected := common.BytesToAddress(common.FromHex(tt.expected))
if bytes.Compare(expected.Bytes(), address.Bytes()) != 0 {
t.Errorf("test %d: expected %s, got %s", i, expected.String(), address.String())
}
}
}