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// Copyright 2015 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package accounts
import (
"io/ioutil"
"os"
"testing"
"time"
)
var testSigData = make([]byte, 32)
func TestSign(t *testing.T) {
dir, am := tmpManager(t, false)
defer os.RemoveAll(dir)
pass := "" // not used but required by API
a1, err := am.NewAccount(pass)
am.Unlock(a1.Address, "")
_, err = am.Sign(a1, testSigData)
if err != nil {
t.Fatal(err)
}
}
func TestTimedUnlock(t *testing.T) {
dir, am := tmpManager(t, false)
defer os.RemoveAll(dir)
pass := "foo"
a1, err := am.NewAccount(pass)
// Signing without passphrase fails because account is locked
_, err = am.Sign(a1, testSigData)
if err != ErrLocked {
t.Fatal("Signing should've failed with ErrLocked before unlocking, got ", err)
}
// Signing with passphrase works
if err = am.TimedUnlock(a1.Address, pass, 100*time.Millisecond); err != nil {
t.Fatal(err)
}
// Signing without passphrase works because account is temp unlocked
_, err = am.Sign(a1, testSigData)
if err != nil {
t.Fatal("Signing shouldn't return an error after unlocking, got ", err)
}
// Signing fails again after automatic locking
time.Sleep(350 * time.Millisecond)
_, err = am.Sign(a1, testSigData)
if err != ErrLocked {
t.Fatal("Signing should've failed with ErrLocked timeout expired, got ", err)
}
}
func TestOverrideUnlock(t *testing.T) {
dir, am := tmpManager(t, false)
defer os.RemoveAll(dir)
pass := "foo"
a1, err := am.NewAccount(pass)
// Unlock indefinitely
if err = am.Unlock(a1.Address, pass); err != nil {
t.Fatal(err)
}
// Signing without passphrase works because account is temp unlocked
_, err = am.Sign(a1, testSigData)
if err != nil {
t.Fatal("Signing shouldn't return an error after unlocking, got ", err)
}
// reset unlock to a shorter period, invalidates the previous unlock
if err = am.TimedUnlock(a1.Address, pass, 100*time.Millisecond); err != nil {
t.Fatal(err)
}
// Signing without passphrase still works because account is temp unlocked
_, err = am.Sign(a1, testSigData)
if err != nil {
t.Fatal("Signing shouldn't return an error after unlocking, got ", err)
}
// Signing fails again after automatic locking
time.Sleep(150 * time.Millisecond)
_, err = am.Sign(a1, testSigData)
if err != ErrLocked {
t.Fatal("Signing should've failed with ErrLocked timeout expired, got ", err)
}
}
// This test should fail under -race if signing races the expiration goroutine.
func TestSignRace(t *testing.T) {
dir, am := tmpManager(t, false)
defer os.RemoveAll(dir)
// Create a test account.
a1, err := am.NewAccount("")
if err != nil {
t.Fatal("could not create the test account", err)
}
if err := am.TimedUnlock(a1.Address, "", 15*time.Millisecond); err != nil {
t.Fatalf("could not unlock the test account", err)
}
end := time.Now().Add(500 * time.Millisecond)
for time.Now().Before(end) {
if _, err := am.Sign(a1, testSigData); err == ErrLocked {
return
} else if err != nil {
t.Errorf("Sign error: %v", err)
return
}
time.Sleep(1 * time.Millisecond)
}
t.Errorf("Account did not lock within the timeout")
}
func tmpManager(t *testing.T, encrypted bool) (string, *Manager) {
d, err := ioutil.TempDir("", "eth-keystore-test")
if err != nil {
t.Fatal(err)
}
new := NewPlaintextManager
if encrypted {
new = func(kd string) *Manager { return NewManager(kd, LightScryptN, LightScryptP) }
}
return d, new(d)
}
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