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package state
import (
"testing"
"github.com/ethereum/go-ethereum/common"
)
var addr = common.BytesToAddress([]byte("test"))
func create() (*ManagedState, *account) {
ms := ManageState(&StateDB{stateObjects: make(map[string]*StateObject)})
so := &StateObject{address: addr, nonce: 100}
ms.StateDB.stateObjects[addr.Str()] = so
ms.accounts[addr.Str()] = newAccount(so)
return ms, ms.accounts[addr.Str()]
}
func TestNewNonce(t *testing.T) {
ms, _ := create()
nonce := ms.NewNonce(addr)
if nonce != 100 {
t.Error("expected nonce 100. got", nonce)
}
nonce = ms.NewNonce(addr)
if nonce != 101 {
t.Error("expected nonce 101. got", nonce)
}
}
func TestRemove(t *testing.T) {
ms, account := create()
nn := make([]bool, 10)
for i, _ := range nn {
nn[i] = true
}
account.nonces = append(account.nonces, nn...)
i := uint64(5)
ms.RemoveNonce(addr, account.nstart+i)
if len(account.nonces) != 5 {
t.Error("expected", i, "'th index to be false")
}
}
func TestReuse(t *testing.T) {
ms, account := create()
nn := make([]bool, 10)
for i, _ := range nn {
nn[i] = true
}
account.nonces = append(account.nonces, nn...)
i := uint64(5)
ms.RemoveNonce(addr, account.nstart+i)
nonce := ms.NewNonce(addr)
if nonce != 105 {
t.Error("expected nonce to be 105. got", nonce)
}
}
func TestRemoteNonceChange(t *testing.T) {
ms, account := create()
nn := make([]bool, 10)
for i, _ := range nn {
nn[i] = true
}
account.nonces = append(account.nonces, nn...)
nonce := ms.NewNonce(addr)
ms.StateDB.stateObjects[addr.Str()].nonce = 200
nonce = ms.NewNonce(addr)
if nonce != 200 {
t.Error("expected nonce after remote update to be", 201, "got", nonce)
}
ms.NewNonce(addr)
ms.NewNonce(addr)
ms.NewNonce(addr)
ms.StateDB.stateObjects[addr.Str()].nonce = 200
nonce = ms.NewNonce(addr)
if nonce != 204 {
t.Error("expected nonce after remote update to be", 201, "got", nonce)
}
}
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