From c46c41eae35e3083090e5806932fc5076e53e37c Mon Sep 17 00:00:00 2001
From: bas-vk <bas-vk@users.noreply.github.com>
Date: Thu, 26 Jan 2017 21:16:24 +0100
Subject: core/types: add unittest for tx json serialization (#3609)
---
core/types/transaction_test.go | 44 +++++++++++++++++++++++++++++++++++++++++-
1 file changed, 43 insertions(+), 1 deletion(-)
diff --git a/core/types/transaction_test.go b/core/types/transaction_test.go
index f52f80d34..6e4519c04 100644
--- a/core/types/transaction_test.go
+++ b/core/types/transaction_test.go
@@ -19,6 +19,7 @@ package types
import (
"bytes"
"crypto/ecdsa"
+ "encoding/json"
"math/big"
"testing"
@@ -29,7 +30,6 @@ import (
// The values in those tests are from the Transaction Tests
// at github.com/ethereum/tests.
-
var (
emptyTx = NewTransaction(
0,
@@ -190,3 +190,45 @@ func TestTransactionPriceNonceSort(t *testing.T) {
}
}
}
+
+// TestTransactionJSON tests serializing/de-serializing to/from JSON.
+func TestTransactionJSON(t *testing.T) {
+ key, err := crypto.GenerateKey()
+ if err != nil {
+ t.Fatalf("could not generate key: %v", err)
+ }
+ signer := NewEIP155Signer(common.Big1)
+
+ for i := uint64(0); i < 25; i++ {
+ var tx *Transaction
+ switch i % 2 {
+ case 0:
+ tx = NewTransaction(i, common.Address{1}, common.Big0, common.Big1, common.Big2, []byte("abcdef"))
+ case 1:
+ tx = NewContractCreation(i, common.Big0, common.Big1, common.Big2, []byte("abcdef"))
+ }
+
+ tx, err := SignTx(tx, signer, key)
+ if err != nil {
+ t.Fatalf("could not sign transaction: %v", err)
+ }
+
+ data, err := json.Marshal(tx)
+ if err != nil {
+ t.Errorf("json.Marshal failed: %v", err)
+ }
+
+ var parsedTx *Transaction
+ if err := json.Unmarshal(data, &parsedTx); err != nil {
+ t.Errorf("json.Unmarshal failed: %v", err)
+ }
+
+ // compare nonce, price, gaslimit, recipient, amount, payload, V, R, S
+ if tx.Hash() != parsedTx.Hash() {
+ t.Errorf("parsed tx differs from original tx, want %v, got %v", tx, parsedTx)
+ }
+ if tx.ChainId().Cmp(parsedTx.ChainId()) != 0 {
+ t.Errorf("invalid chain id, want %d, got %d", tx.ChainId(), parsedTx.ChainId())
+ }
+ }
+}
--
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