github.com/Ethersocial/go-esn@v0.3.7/core/types/transaction_test.go (about) 1 // Copyright 2014 The go-ethereum Authors 2 // This file is part of the go-ethereum library. 3 // 4 // The go-ethereum library is free software: you can redistribute it and/or modify 5 // it under the terms of the GNU Lesser General Public License as published by 6 // the Free Software Foundation, either version 3 of the License, or 7 // (at your option) any later version. 8 // 9 // The go-ethereum library is distributed in the hope that it will be useful, 10 // but WITHOUT ANY WARRANTY; without even the implied warranty of 11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 // GNU Lesser General Public License for more details. 13 // 14 // You should have received a copy of the GNU Lesser General Public License 15 // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>. 16 17 package types 18 19 import ( 20 "bytes" 21 "crypto/ecdsa" 22 "encoding/json" 23 "math/big" 24 "testing" 25 26 "github.com/ethersocial/go-esn/common" 27 "github.com/ethersocial/go-esn/crypto" 28 "github.com/ethersocial/go-esn/rlp" 29 ) 30 31 // The values in those tests are from the Transaction Tests 32 // at github.com/ethereum/tests. 33 var ( 34 emptyTx = NewTransaction( 35 0, 36 common.HexToAddress("095e7baea6a6c7c4c2dfeb977efac326af552d87"), 37 big.NewInt(0), 0, big.NewInt(0), 38 nil, 39 ) 40 41 rightvrsTx, _ = NewTransaction( 42 3, 43 common.HexToAddress("b94f5374fce5edbc8e2a8697c15331677e6ebf0b"), 44 big.NewInt(10), 45 2000, 46 big.NewInt(1), 47 common.FromHex("5544"), 48 ).WithSignature( 49 HomesteadSigner{}, 50 common.Hex2Bytes("98ff921201554726367d2be8c804a7ff89ccf285ebc57dff8ae4c44b9c19ac4a8887321be575c8095f789dd4c743dfe42c1820f9231f98a962b210e3ac2452a301"), 51 ) 52 ) 53 54 func TestTransactionSigHash(t *testing.T) { 55 var homestead HomesteadSigner 56 if homestead.Hash(emptyTx) != common.HexToHash("c775b99e7ad12f50d819fcd602390467e28141316969f4b57f0626f74fe3b386") { 57 t.Errorf("empty transaction hash mismatch, got %x", emptyTx.Hash()) 58 } 59 if homestead.Hash(rightvrsTx) != common.HexToHash("fe7a79529ed5f7c3375d06b26b186a8644e0e16c373d7a12be41c62d6042b77a") { 60 t.Errorf("RightVRS transaction hash mismatch, got %x", rightvrsTx.Hash()) 61 } 62 } 63 64 func TestTransactionEncode(t *testing.T) { 65 txb, err := rlp.EncodeToBytes(rightvrsTx) 66 if err != nil { 67 t.Fatalf("encode error: %v", err) 68 } 69 should := common.FromHex("f86103018207d094b94f5374fce5edbc8e2a8697c15331677e6ebf0b0a8255441ca098ff921201554726367d2be8c804a7ff89ccf285ebc57dff8ae4c44b9c19ac4aa08887321be575c8095f789dd4c743dfe42c1820f9231f98a962b210e3ac2452a3") 70 if !bytes.Equal(txb, should) { 71 t.Errorf("encoded RLP mismatch, got %x", txb) 72 } 73 } 74 75 func decodeTx(data []byte) (*Transaction, error) { 76 var tx Transaction 77 t, err := &tx, rlp.Decode(bytes.NewReader(data), &tx) 78 79 return t, err 80 } 81 82 func defaultTestKey() (*ecdsa.PrivateKey, common.Address) { 83 key, _ := crypto.HexToECDSA("45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8") 84 addr := crypto.PubkeyToAddress(key.PublicKey) 85 return key, addr 86 } 87 88 func TestRecipientEmpty(t *testing.T) { 89 _, addr := defaultTestKey() 90 tx, err := decodeTx(common.Hex2Bytes("f8498080808080011ca09b16de9d5bdee2cf56c28d16275a4da68cd30273e2525f3959f5d62557489921a0372ebd8fb3345f7db7b5a86d42e24d36e983e259b0664ceb8c227ec9af572f3d")) 91 if err != nil { 92 t.Error(err) 93 t.FailNow() 94 } 95 96 from, err := Sender(HomesteadSigner{}, tx) 97 if err != nil { 98 t.Error(err) 99 t.FailNow() 100 } 101 if addr != from { 102 t.Error("derived address doesn't match") 103 } 104 } 105 106 func TestRecipientNormal(t *testing.T) { 107 _, addr := defaultTestKey() 108 109 tx, err := decodeTx(common.Hex2Bytes("f85d80808094000000000000000000000000000000000000000080011ca0527c0d8f5c63f7b9f41324a7c8a563ee1190bcbf0dac8ab446291bdbf32f5c79a0552c4ef0a09a04395074dab9ed34d3fbfb843c2f2546cc30fe89ec143ca94ca6")) 110 if err != nil { 111 t.Error(err) 112 t.FailNow() 113 } 114 115 from, err := Sender(HomesteadSigner{}, tx) 116 if err != nil { 117 t.Error(err) 118 t.FailNow() 119 } 120 121 if addr != from { 122 t.Error("derived address doesn't match") 123 } 124 } 125 126 // Tests that transactions can be correctly sorted according to their price in 127 // decreasing order, but at the same time with increasing nonces when issued by 128 // the same account. 129 func TestTransactionPriceNonceSort(t *testing.T) { 130 // Generate a batch of accounts to start with 131 keys := make([]*ecdsa.PrivateKey, 25) 132 for i := 0; i < len(keys); i++ { 133 keys[i], _ = crypto.GenerateKey() 134 } 135 136 signer := HomesteadSigner{} 137 // Generate a batch of transactions with overlapping values, but shifted nonces 138 groups := map[common.Address]Transactions{} 139 for start, key := range keys { 140 addr := crypto.PubkeyToAddress(key.PublicKey) 141 for i := 0; i < 25; i++ { 142 tx, _ := SignTx(NewTransaction(uint64(start+i), common.Address{}, big.NewInt(100), 100, big.NewInt(int64(start+i)), nil), signer, key) 143 groups[addr] = append(groups[addr], tx) 144 } 145 } 146 // Sort the transactions and cross check the nonce ordering 147 txset := NewTransactionsByPriceAndNonce(signer, groups) 148 149 txs := Transactions{} 150 for tx := txset.Peek(); tx != nil; tx = txset.Peek() { 151 txs = append(txs, tx) 152 txset.Shift() 153 } 154 if len(txs) != 25*25 { 155 t.Errorf("expected %d transactions, found %d", 25*25, len(txs)) 156 } 157 for i, txi := range txs { 158 fromi, _ := Sender(signer, txi) 159 160 // Make sure the nonce order is valid 161 for j, txj := range txs[i+1:] { 162 fromj, _ := Sender(signer, txj) 163 164 if fromi == fromj && txi.Nonce() > txj.Nonce() { 165 t.Errorf("invalid nonce ordering: tx #%d (A=%x N=%v) < tx #%d (A=%x N=%v)", i, fromi[:4], txi.Nonce(), i+j, fromj[:4], txj.Nonce()) 166 } 167 } 168 169 // If the next tx has different from account, the price must be lower than the current one 170 if i+1 < len(txs) { 171 next := txs[i+1] 172 fromNext, _ := Sender(signer, next) 173 if fromi != fromNext && txi.GasPrice().Cmp(next.GasPrice()) < 0 { 174 t.Errorf("invalid gasprice ordering: tx #%d (A=%x P=%v) < tx #%d (A=%x P=%v)", i, fromi[:4], txi.GasPrice(), i+1, fromNext[:4], next.GasPrice()) 175 } 176 } 177 } 178 } 179 180 // TestTransactionJSON tests serializing/de-serializing to/from JSON. 181 func TestTransactionJSON(t *testing.T) { 182 key, err := crypto.GenerateKey() 183 if err != nil { 184 t.Fatalf("could not generate key: %v", err) 185 } 186 signer := NewEIP155Signer(common.Big1) 187 188 transactions := make([]*Transaction, 0, 50) 189 for i := uint64(0); i < 25; i++ { 190 var tx *Transaction 191 switch i % 2 { 192 case 0: 193 tx = NewTransaction(i, common.Address{1}, common.Big0, 1, common.Big2, []byte("abcdef")) 194 case 1: 195 tx = NewContractCreation(i, common.Big0, 1, common.Big2, []byte("abcdef")) 196 } 197 transactions = append(transactions, tx) 198 199 signedTx, err := SignTx(tx, signer, key) 200 if err != nil { 201 t.Fatalf("could not sign transaction: %v", err) 202 } 203 204 transactions = append(transactions, signedTx) 205 } 206 207 for _, tx := range transactions { 208 data, err := json.Marshal(tx) 209 if err != nil { 210 t.Fatalf("json.Marshal failed: %v", err) 211 } 212 213 var parsedTx *Transaction 214 if err := json.Unmarshal(data, &parsedTx); err != nil { 215 t.Fatalf("json.Unmarshal failed: %v", err) 216 } 217 218 // compare nonce, price, gaslimit, recipient, amount, payload, V, R, S 219 if tx.Hash() != parsedTx.Hash() { 220 t.Errorf("parsed tx differs from original tx, want %v, got %v", tx, parsedTx) 221 } 222 if tx.ChainId().Cmp(parsedTx.ChainId()) != 0 { 223 t.Errorf("invalid chain id, want %d, got %d", tx.ChainId(), parsedTx.ChainId()) 224 } 225 } 226 }