--- /dev/null
+package test
+
+import (
+ "fmt"
+ "io/ioutil"
+ "os"
+ "path"
+ "reflect"
+
+ "github.com/vapor/account"
+ "github.com/vapor/asset"
+ "github.com/vapor/blockchain/pseudohsm"
+ "github.com/vapor/blockchain/signers"
+ "github.com/vapor/crypto/ed25519/chainkd"
+ dbm "github.com/vapor/database/leveldb"
+ "github.com/vapor/event"
+ "github.com/vapor/protocol"
+ "github.com/vapor/protocol/bc/types"
+ w "github.com/vapor/wallet"
+)
+
+type walletTestConfig struct {
+ Keys []*keyInfo `json:"keys"`
+ Accounts []*accountInfo `json:"accounts"`
+ Blocks []*wtBlock `json:"blocks"`
+ RollbackTo uint64 `json:"rollback_to"`
+}
+
+type keyInfo struct {
+ Name string `json:"name"`
+ Password string `json:"password"`
+}
+
+type accountInfo struct {
+ Name string `json:"name"`
+ Keys []string `json:"keys"`
+ Quorum int `json:"quorum"`
+}
+
+type wtBlock struct {
+ CoinbaseAccount string `json:"coinbase_account"`
+ Transactions []*wtTransaction `json:"transactions"`
+ PostStates []*accountBalance `json:"post_states"`
+ Append uint64 `json:"append"`
+}
+
+func (b *wtBlock) create(ctx *walletTestContext) (*types.Block, error) {
+ transactions := make([]*types.Tx, 0, len(b.Transactions))
+ for _, t := range b.Transactions {
+ tx, err := t.create(ctx)
+ if err != nil {
+ continue
+ }
+ transactions = append(transactions, tx)
+ }
+ return ctx.newBlock(transactions, b.CoinbaseAccount)
+}
+
+func (b *wtBlock) verifyPostStates(ctx *walletTestContext) error {
+ for _, state := range b.PostStates {
+ balance, err := ctx.getBalance(state.AccountAlias, state.AssetAlias)
+ if err != nil {
+ return err
+ }
+
+ if balance != state.Amount {
+ return fmt.Errorf("AccountAlias: %s, AssetAlias: %s, expected: %d, have: %d", state.AccountAlias, state.AssetAlias, state.Amount, balance)
+ }
+ }
+ return nil
+}
+
+type wtTransaction struct {
+ Passwords []string `json:"passwords"`
+ Inputs []*action `json:"inputs"`
+ Outputs []*action `json:"outputs"`
+}
+
+// create signed transaction
+func (t *wtTransaction) create(ctx *walletTestContext) (*types.Tx, error) {
+ generator := NewTxGenerator(ctx.Wallet.AccountMgr, ctx.Wallet.AssetReg, ctx.Wallet.Hsm)
+ for _, input := range t.Inputs {
+ switch input.Type {
+ case "spend_account":
+ if err := generator.AddSpendInput(input.AccountAlias, input.AssetAlias, input.Amount); err != nil {
+ return nil, err
+ }
+ case "issue":
+ _, err := ctx.createAsset(input.AccountAlias, input.AssetAlias)
+ if err != nil {
+ return nil, err
+ }
+ if err := generator.AddIssuanceInput(input.AssetAlias, input.Amount); err != nil {
+ return nil, err
+ }
+ }
+ }
+
+ for _, output := range t.Outputs {
+ switch output.Type {
+ case "output":
+ if err := generator.AddTxOutput(output.AccountAlias, output.AssetAlias, output.Amount); err != nil {
+ return nil, err
+ }
+ case "retire":
+ if err := generator.AddRetirement(output.AssetAlias, output.Amount); err != nil {
+ return nil, err
+ }
+ }
+ }
+ return generator.Sign(t.Passwords)
+}
+
+type action struct {
+ Type string `json:"type"`
+ AccountAlias string `json:"name"`
+ AssetAlias string `json:"asset"`
+ Amount uint64 `json:"amount"`
+}
+
+type accountBalance struct {
+ AssetAlias string `json:"asset"`
+ AccountAlias string `json:"name"`
+ Amount uint64 `json:"amount"`
+}
+
+type walletTestContext struct {
+ Wallet *w.Wallet
+ Chain *protocol.Chain
+}
+
+func (ctx *walletTestContext) createControlProgram(accountName string, change bool) (*account.CtrlProgram, error) {
+ acc, err := ctx.Wallet.AccountMgr.FindByAlias(accountName)
+ if err != nil {
+ return nil, err
+ }
+
+ return ctx.Wallet.AccountMgr.CreateAddress(acc.ID, change)
+}
+
+func (ctx *walletTestContext) getPubkey(keyAlias string) *chainkd.XPub {
+ pubKeys := ctx.Wallet.Hsm.ListKeys()
+ for i, key := range pubKeys {
+ if key.Alias == keyAlias {
+ return &pubKeys[i].XPub
+ }
+ }
+ return nil
+}
+
+func (ctx *walletTestContext) createAsset(accountAlias string, assetAlias string) (*asset.Asset, error) {
+ acc, err := ctx.Wallet.AccountMgr.FindByAlias(accountAlias)
+ if err != nil {
+ return nil, err
+ }
+ return ctx.Wallet.AssetReg.Define(acc.XPubs, len(acc.XPubs), nil, 0, assetAlias, nil)
+}
+
+func (ctx *walletTestContext) newBlock(txs []*types.Tx, coinbaseAccount string) (*types.Block, error) {
+ controlProgram, err := ctx.createControlProgram(coinbaseAccount, true)
+ if err != nil {
+ return nil, err
+ }
+ return NewBlock(ctx.Chain, txs, controlProgram.ControlProgram)
+}
+
+func (ctx *walletTestContext) createKey(name string, password string) error {
+ _, _, err := ctx.Wallet.Hsm.XCreate(name, password, "en")
+ return err
+}
+
+func (ctx *walletTestContext) createAccount(name string, keys []string, quorum int) error {
+ xpubs := []chainkd.XPub{}
+ for _, alias := range keys {
+ xpub := ctx.getPubkey(alias)
+ if xpub == nil {
+ return fmt.Errorf("can't find pubkey for %s", alias)
+ }
+ xpubs = append(xpubs, *xpub)
+ }
+ _, err := ctx.Wallet.AccountMgr.Create(xpubs, quorum, name, signers.BIP0044)
+ return err
+}
+
+func (ctx *walletTestContext) update(block *types.Block) error {
+ if err := SolveAndUpdate(ctx.Chain, block); err != nil {
+ return err
+ }
+ if err := ctx.Wallet.AttachBlock(block); err != nil {
+ return err
+ }
+ return nil
+}
+
+func (ctx *walletTestContext) getBalance(accountAlias string, assetAlias string) (uint64, error) {
+ balances, _ := ctx.Wallet.GetAccountBalances("", "")
+ for _, balance := range balances {
+ if balance.Alias == accountAlias && balance.AssetAlias == assetAlias {
+ return balance.Amount, nil
+ }
+ }
+ return 0, nil
+}
+
+func (ctx *walletTestContext) getAccBalances() map[string]map[string]uint64 {
+ accBalances := make(map[string]map[string]uint64)
+ balances, _ := ctx.Wallet.GetAccountBalances("", "")
+ for _, balance := range balances {
+ if accBalance, ok := accBalances[balance.Alias]; ok {
+ if _, ok := accBalance[balance.AssetAlias]; ok {
+ accBalance[balance.AssetAlias] += balance.Amount
+ continue
+ }
+ accBalance[balance.AssetAlias] = balance.Amount
+ continue
+ }
+ accBalances[balance.Alias] = map[string]uint64{balance.AssetAlias: balance.Amount}
+ }
+ return accBalances
+}
+
+func (ctx *walletTestContext) getDetachedBlocks(height uint64) ([]*types.Block, error) {
+ currentHeight := ctx.Chain.BestBlockHeight()
+ detachedBlocks := make([]*types.Block, 0, currentHeight-height)
+ for i := currentHeight; i > height; i-- {
+ block, err := ctx.Chain.GetBlockByHeight(i)
+ if err != nil {
+ return detachedBlocks, err
+ }
+ detachedBlocks = append(detachedBlocks, block)
+ }
+ return detachedBlocks, nil
+}
+
+func (ctx *walletTestContext) validateRollback(oldAccBalances map[string]map[string]uint64) error {
+ accBalances := ctx.getAccBalances()
+ if reflect.DeepEqual(oldAccBalances, accBalances) {
+ return nil
+ }
+ return fmt.Errorf("different account balances after rollback")
+}
+
+func (cfg *walletTestConfig) Run() error {
+ dirPath, err := ioutil.TempDir(".", "pseudo_hsm")
+ if err != nil {
+ return err
+ }
+ defer os.RemoveAll(dirPath)
+ hsm, err := pseudohsm.New(dirPath)
+ if err != nil {
+ return err
+ }
+
+ db := dbm.NewDB("wallet_test_db", "leveldb", path.Join(dirPath, "wallet_test_db"))
+ chain, _, _, err := MockChain(db)
+ if err != nil {
+ return err
+ }
+ walletDB := dbm.NewDB("wallet", "leveldb", path.Join(dirPath, "wallet_db"))
+ accountManager := account.NewManager(walletDB, chain)
+ assets := asset.NewRegistry(walletDB, chain)
+ dispatcher := event.NewDispatcher()
+ wallet, err := w.NewWallet(walletDB, accountManager, assets, hsm, chain, dispatcher, false)
+ if err != nil {
+ return err
+ }
+ ctx := &walletTestContext{
+ Wallet: wallet,
+ Chain: chain,
+ }
+
+ for _, key := range cfg.Keys {
+ if err := ctx.createKey(key.Name, key.Password); err != nil {
+ return err
+ }
+ }
+
+ for _, acc := range cfg.Accounts {
+ if err := ctx.createAccount(acc.Name, acc.Keys, acc.Quorum); err != nil {
+ return err
+ }
+ }
+
+ var accBalances map[string]map[string]uint64
+ var rollbackBlock *types.Block
+ for _, blk := range cfg.Blocks {
+ block, err := blk.create(ctx)
+ if err != nil {
+ return err
+ }
+ if err := ctx.update(block); err != nil {
+ return err
+ }
+ if err := blk.verifyPostStates(ctx); err != nil {
+ return err
+ }
+ if block.Height <= cfg.RollbackTo && cfg.RollbackTo <= block.Height+blk.Append {
+ accBalances = ctx.getAccBalances()
+ rollbackBlock = block
+ }
+ if err := AppendBlocks(ctx.Chain, blk.Append); err != nil {
+ return err
+ }
+ }
+
+ if rollbackBlock == nil {
+ return nil
+ }
+
+ // rollback and validate
+ detachedBlocks, err := ctx.getDetachedBlocks(rollbackBlock.Height)
+ if err != nil {
+ return err
+ }
+
+ forkPath, err := ioutil.TempDir(".", "forked_chain")
+ if err != nil {
+ return err
+ }
+
+ forkedChain, err := declChain(forkPath, ctx.Chain, rollbackBlock.Height, ctx.Chain.BestBlockHeight()+1)
+ defer os.RemoveAll(forkPath)
+ if err != nil {
+ return err
+ }
+
+ if err := merge(forkedChain, ctx.Chain); err != nil {
+ return err
+ }
+
+ for _, block := range detachedBlocks {
+ if err := ctx.Wallet.DetachBlock(block); err != nil {
+ return err
+ }
+ }
+ return ctx.validateRollback(accBalances)
+}