Update publisher to account for only storing current account values

statediff/publisher/csv.go

@@ -13,11 +13,8 @@ import (
 var (
 	Headers = []string{
 		"blockNumber", "blockHash", "accountAction",
-		"code", "codeHash",
-		"oldNonceValue", "newNonceValue",
-		"oldBalanceValue", "newBalanceValue",
-		"oldContractRoot", "newContractRoot",
-		"storageDiffPaths",
+		"code", "codeHash", "nonceValue",
+		"balanceValue", "contractRoot", "storageDiffPaths",
 	}
 
 	timeStampFormat      = "20060102150405.00000"
@@ -103,8 +100,7 @@ func accumulateCreatedAccountRows(sd builder.StateDiff) [][]string {
 }
 
 func formatAccountDiffEventual(accountDiff builder.AccountDiffEventual, sd builder.StateDiff, accountAction string) []string {
-	oldContractRoot := accountDiff.ContractRoot.OldValue
-	newContractRoot := accountDiff.ContractRoot.NewValue
+	newContractRoot := accountDiff.ContractRoot.Value
 	var storageDiffPaths []string
 	for k := range accountDiff.Storage {
 		storageDiffPaths = append(storageDiffPaths, k)
@@ -115,11 +111,8 @@ func formatAccountDiffEventual(accountDiff builder.AccountDiffEventual, sd build
 		accountAction,
 		string(accountDiff.Code),
 		accountDiff.CodeHash,
-		strconv.FormatUint(*accountDiff.Nonce.OldValue, 10),
-		strconv.FormatUint(*accountDiff.Nonce.NewValue, 10),
-		accountDiff.Balance.OldValue.String(),
-		accountDiff.Balance.NewValue.String(),
-		*oldContractRoot,
+		strconv.FormatUint(*accountDiff.Nonce.Value, 10),
+		accountDiff.Balance.Value.String(),
 		*newContractRoot,
 		strings.Join(storageDiffPaths, ","),
 	}
@@ -127,8 +120,7 @@ func formatAccountDiffEventual(accountDiff builder.AccountDiffEventual, sd build
 }
 
 func formatAccountDiffIncremental(accountDiff builder.AccountDiffIncremental, sd builder.StateDiff, accountAction string) []string {
-	oldContractRoot := accountDiff.ContractRoot.OldValue
-	newContractRoot := accountDiff.ContractRoot.NewValue
+	newContractRoot := accountDiff.ContractRoot.Value
 	var storageDiffPaths []string
 	for k := range accountDiff.Storage {
 		storageDiffPaths = append(storageDiffPaths, k)
@@ -139,11 +131,8 @@ func formatAccountDiffIncremental(accountDiff builder.AccountDiffIncremental, sd
 		accountAction,
 		"",
 		accountDiff.CodeHash,
-		strconv.FormatUint(*accountDiff.Nonce.OldValue, 10),
-		strconv.FormatUint(*accountDiff.Nonce.NewValue, 10),
-		accountDiff.Balance.OldValue.String(),
-		accountDiff.Balance.NewValue.String(),
-		*oldContractRoot,
+		strconv.FormatUint(*accountDiff.Nonce.Value, 10),
+		accountDiff.Balance.Value.String(),
 		*newContractRoot,
 		strings.Join(storageDiffPaths, ","),
 	}

statediff/publisher/publisher_test.go

@@ -30,12 +30,9 @@ var expectedCreatedAccountRow = []string{
 	"created",
 	"created account code",
 	testhelpers.CodeHash,
-	strconv.FormatUint(testhelpers.OldNonceValue, 10),
 	strconv.FormatUint(testhelpers.NewNonceValue, 10),
-	strconv.FormatInt(testhelpers.OldBalanceValue, 10),
 	strconv.FormatInt(testhelpers.NewBalanceValue, 10),
 	testhelpers.ContractRoot,
-	testhelpers.ContractRoot,
 	testhelpers.StoragePath,
 }
 
@@ -45,12 +42,9 @@ var expectedUpdatedAccountRow = []string{
 	"updated",
 	"",
 	testhelpers.CodeHash,
-	strconv.FormatUint(testhelpers.OldNonceValue, 10),
 	strconv.FormatUint(testhelpers.NewNonceValue, 10),
-	strconv.FormatInt(testhelpers.OldBalanceValue, 10),
 	strconv.FormatInt(testhelpers.NewBalanceValue, 10),
 	testhelpers.ContractRoot,
-	testhelpers.ContractRoot,
 	testhelpers.StoragePath,
 }
 
@@ -60,17 +54,12 @@ var expectedDeletedAccountRow = []string{
 	"deleted",
 	"deleted account code",
 	testhelpers.CodeHash,
-	strconv.FormatUint(testhelpers.OldNonceValue, 10),
 	strconv.FormatUint(testhelpers.NewNonceValue, 10),
-	strconv.FormatInt(testhelpers.OldBalanceValue, 10),
 	strconv.FormatInt(testhelpers.NewBalanceValue, 10),
 	testhelpers.ContractRoot,
-	testhelpers.ContractRoot,
 	testhelpers.StoragePath,
 }
 
-
-
 func TestPublisher(t *testing.T) {
 	dir, err = ioutil.TempDir(tempDir, testFilePrefix)
 	if err != nil {

statediff/testhelpers/test_data.go

@@ -19,59 +19,29 @@ var (
 	StoragePath     = "0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470"
 	oldStorage      = "0x0"
 	newStorage      = "0x03"
-	storage         = map[string]builder.DiffString{StoragePath: {
-		NewValue: &newStorage,
-		OldValue: &oldStorage,
-	}}
+	storage         = map[string]builder.DiffString{StoragePath: { Value: &newStorage }}
 	address             = common.HexToAddress("0xaE9BEa628c4Ce503DcFD7E305CaB4e29E7476592")
 	CreatedAccountDiffs = map[common.Address]builder.AccountDiffEventual{address: {
-		Nonce: builder.DiffUint64{
-			NewValue: &NewNonceValue,
-			OldValue: &OldNonceValue,
-		},
-		Balance: builder.DiffBigInt{
-			NewValue: big.NewInt(NewBalanceValue),
-			OldValue: big.NewInt(OldBalanceValue),
-		},
-		ContractRoot: builder.DiffString{
-			NewValue: &ContractRoot,
-			OldValue: &ContractRoot,
-		},
+		Nonce: builder.DiffUint64{ Value: &NewNonceValue },
+		Balance: builder.DiffBigInt{ Value: big.NewInt(NewBalanceValue) },
+		ContractRoot: builder.DiffString{ Value: &ContractRoot },
 		Code:     []byte("created account code"),
 		CodeHash: CodeHash,
 		Storage:  storage,
 	}}
 
 	UpdatedAccountDiffs = map[common.Address]builder.AccountDiffIncremental{address: {
-		Nonce: builder.DiffUint64{
-			NewValue: &NewNonceValue,
-			OldValue: &OldNonceValue,
-		},
-		Balance: builder.DiffBigInt{
-			NewValue: big.NewInt(NewBalanceValue),
-			OldValue: big.NewInt(OldBalanceValue),
-		},
+		Nonce: builder.DiffUint64{ Value: &NewNonceValue },
+		Balance: builder.DiffBigInt{ Value: big.NewInt(NewBalanceValue) },
 		CodeHash: CodeHash,
-		ContractRoot: builder.DiffString{
-			NewValue: &ContractRoot,
-			OldValue: &ContractRoot,
-		},
+		ContractRoot: builder.DiffString{ Value: &ContractRoot },
 		Storage: storage,
 	}}
 
 	DeletedAccountDiffs = map[common.Address]builder.AccountDiffEventual{address: {
-		Nonce: builder.DiffUint64{
-			NewValue: &NewNonceValue,
-			OldValue: &OldNonceValue,
-		},
-		Balance: builder.DiffBigInt{
-			NewValue: big.NewInt(NewBalanceValue),
-			OldValue: big.NewInt(OldBalanceValue),
-		},
-		ContractRoot: builder.DiffString{
-			NewValue: &ContractRoot,
-			OldValue: &ContractRoot,
-		},
+		Nonce: builder.DiffUint64{ Value: &NewNonceValue },
+		Balance: builder.DiffBigInt{ Value: big.NewInt(NewBalanceValue) },
+		ContractRoot: builder.DiffString{ Value: &ContractRoot },
 		Code:     []byte("deleted account code"),
 		CodeHash: CodeHash,
 		Storage:  storage,