127 lines
3.0 KiB
Go
127 lines
3.0 KiB
Go
// Copyright 2015 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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package state
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import (
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"testing"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/ethdb"
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)
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var addr = common.BytesToAddress([]byte("test"))
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func create() (*ManagedState, *account) {
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db, _ := ethdb.NewMemDatabase()
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statedb := New(common.Hash{}, db)
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ms := ManageState(statedb)
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so := &StateObject{address: addr, nonce: 100}
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ms.StateDB.stateObjects[addr.Str()] = so
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ms.accounts[addr.Str()] = newAccount(so)
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return ms, ms.accounts[addr.Str()]
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}
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func TestNewNonce(t *testing.T) {
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ms, _ := create()
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nonce := ms.NewNonce(addr)
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if nonce != 100 {
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t.Error("expected nonce 100. got", nonce)
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}
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nonce = ms.NewNonce(addr)
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if nonce != 101 {
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t.Error("expected nonce 101. got", nonce)
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}
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}
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func TestRemove(t *testing.T) {
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ms, account := create()
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nn := make([]bool, 10)
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for i, _ := range nn {
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nn[i] = true
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}
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account.nonces = append(account.nonces, nn...)
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i := uint64(5)
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ms.RemoveNonce(addr, account.nstart+i)
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if len(account.nonces) != 5 {
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t.Error("expected", i, "'th index to be false")
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}
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}
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func TestReuse(t *testing.T) {
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ms, account := create()
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nn := make([]bool, 10)
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for i, _ := range nn {
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nn[i] = true
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}
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account.nonces = append(account.nonces, nn...)
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i := uint64(5)
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ms.RemoveNonce(addr, account.nstart+i)
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nonce := ms.NewNonce(addr)
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if nonce != 105 {
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t.Error("expected nonce to be 105. got", nonce)
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}
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}
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func TestRemoteNonceChange(t *testing.T) {
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ms, account := create()
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nn := make([]bool, 10)
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for i, _ := range nn {
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nn[i] = true
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}
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account.nonces = append(account.nonces, nn...)
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nonce := ms.NewNonce(addr)
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ms.StateDB.stateObjects[addr.Str()].nonce = 200
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nonce = ms.NewNonce(addr)
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if nonce != 200 {
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t.Error("expected nonce after remote update to be", 201, "got", nonce)
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}
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ms.NewNonce(addr)
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ms.NewNonce(addr)
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ms.NewNonce(addr)
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ms.StateDB.stateObjects[addr.Str()].nonce = 200
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nonce = ms.NewNonce(addr)
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if nonce != 204 {
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t.Error("expected nonce after remote update to be", 201, "got", nonce)
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}
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}
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func TestSetNonce(t *testing.T) {
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ms, _ := create()
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var addr common.Address
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ms.SetNonce(addr, 10)
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if ms.GetNonce(addr) != 10 {
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t.Error("Expected nonce of 10, got", ms.GetNonce(addr))
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}
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addr[0] = 1
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ms.StateDB.SetNonce(addr, 1)
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if ms.GetNonce(addr) != 1 {
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t.Error("Expected nonce of 1, got", ms.GetNonce(addr))
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}
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}
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