mirror of https://github.com/poanetwork/quorum.git
102 lines
4.0 KiB
Go
102 lines
4.0 KiB
Go
// Copyright 2017 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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// This file contains the code snippets from the developer's guide embedded into
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// Go tests. This ensures that any code published in out guides will not break
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// accidentally via some code update. If some API changes nonetheless that needs
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// modifying this file, please port any modification over into the developer's
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// guide wiki pages too!
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package guide
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import (
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"io/ioutil"
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"math/big"
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"os"
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"path/filepath"
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"testing"
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"time"
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"github.com/ethereum/go-ethereum/accounts/keystore"
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"github.com/ethereum/go-ethereum/core/types"
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)
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// Tests that the account management snippets work correctly.
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func TestAccountManagement(t *testing.T) {
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// Create a temporary folder to work with
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workdir, err := ioutil.TempDir("", "")
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if err != nil {
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t.Fatalf("Failed to create temporary work dir: %v", err)
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}
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defer os.RemoveAll(workdir)
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// Create an encrypted keystore with standard crypto parameters
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ks := keystore.NewKeyStore(filepath.Join(workdir, "keystore"), keystore.StandardScryptN, keystore.StandardScryptP)
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// Create a new account with the specified encryption passphrase
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newAcc, err := ks.NewAccount("Creation password")
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if err != nil {
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t.Fatalf("Failed to create new account: %v", err)
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}
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// Export the newly created account with a different passphrase. The returned
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// data from this method invocation is a JSON encoded, encrypted key-file
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jsonAcc, err := ks.Export(newAcc, "Creation password", "Export password")
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if err != nil {
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t.Fatalf("Failed to export account: %v", err)
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}
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// Update the passphrase on the account created above inside the local keystore
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if err := ks.Update(newAcc, "Creation password", "Update password"); err != nil {
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t.Fatalf("Failed to update account: %v", err)
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}
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// Delete the account updated above from the local keystore
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if err := ks.Delete(newAcc, "Update password"); err != nil {
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t.Fatalf("Failed to delete account: %v", err)
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}
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// Import back the account we've exported (and then deleted) above with yet
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// again a fresh passphrase
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if _, err := ks.Import(jsonAcc, "Export password", "Import password"); err != nil {
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t.Fatalf("Failed to import account: %v", err)
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}
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// Create a new account to sign transactions with
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signer, err := ks.NewAccount("Signer password")
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if err != nil {
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t.Fatalf("Failed to create signer account: %v", err)
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}
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tx, chain := new(types.Transaction), big.NewInt(1)
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// Sign a transaction with a single authorization
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if _, err := ks.SignTxWithPassphrase(signer, "Signer password", tx, chain); err != nil {
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t.Fatalf("Failed to sign with passphrase: %v", err)
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}
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// Sign a transaction with multiple manually cancelled authorizations
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if err := ks.Unlock(signer, "Signer password"); err != nil {
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t.Fatalf("Failed to unlock account: %v", err)
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}
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if _, err := ks.SignTx(signer, tx, chain); err != nil {
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t.Fatalf("Failed to sign with unlocked account: %v", err)
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}
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if err := ks.Lock(signer.Address); err != nil {
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t.Fatalf("Failed to lock account: %v", err)
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}
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// Sign a transaction with multiple automatically cancelled authorizations
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if err := ks.TimedUnlock(signer, "Signer password", time.Second); err != nil {
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t.Fatalf("Failed to time unlock account: %v", err)
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}
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if _, err := ks.SignTx(signer, tx, chain); err != nil {
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t.Fatalf("Failed to sign with time unlocked account: %v", err)
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}
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}
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