forked from cerc-io/plugeth
core/types: add unittest for tx json serialization (#3609)
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@ -19,6 +19,7 @@ package types
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import (
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"bytes"
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"crypto/ecdsa"
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"encoding/json"
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"math/big"
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"testing"
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@ -29,7 +30,6 @@ import (
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// The values in those tests are from the Transaction Tests
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// at github.com/ethereum/tests.
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var (
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emptyTx = NewTransaction(
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0,
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@ -190,3 +190,45 @@ func TestTransactionPriceNonceSort(t *testing.T) {
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}
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}
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}
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// TestTransactionJSON tests serializing/de-serializing to/from JSON.
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func TestTransactionJSON(t *testing.T) {
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key, err := crypto.GenerateKey()
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if err != nil {
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t.Fatalf("could not generate key: %v", err)
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}
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signer := NewEIP155Signer(common.Big1)
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for i := uint64(0); i < 25; i++ {
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var tx *Transaction
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switch i % 2 {
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case 0:
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tx = NewTransaction(i, common.Address{1}, common.Big0, common.Big1, common.Big2, []byte("abcdef"))
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case 1:
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tx = NewContractCreation(i, common.Big0, common.Big1, common.Big2, []byte("abcdef"))
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}
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tx, err := SignTx(tx, signer, key)
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if err != nil {
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t.Fatalf("could not sign transaction: %v", err)
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}
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data, err := json.Marshal(tx)
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if err != nil {
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t.Errorf("json.Marshal failed: %v", err)
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}
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var parsedTx *Transaction
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if err := json.Unmarshal(data, &parsedTx); err != nil {
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t.Errorf("json.Unmarshal failed: %v", err)
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}
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// compare nonce, price, gaslimit, recipient, amount, payload, V, R, S
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if tx.Hash() != parsedTx.Hash() {
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t.Errorf("parsed tx differs from original tx, want %v, got %v", tx, parsedTx)
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}
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if tx.ChainId().Cmp(parsedTx.ChainId()) != 0 {
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t.Errorf("invalid chain id, want %d, got %d", tx.ChainId(), parsedTx.ChainId())
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}
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}
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}
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