package state

import "testing"

var addr = []byte("test")

func create() (*ManagedState, *account) {
	ms := ManageState(nil)
	ms.accounts[string(addr)] = newAccount(&StateObject{nonce: 100})

	return ms, ms.accounts[string(addr)]
}

func TestNewNonce(t *testing.T) {
	ms, _ := create()

	nonce := ms.NewNonce(addr)
	if nonce != 100 {
		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)
	}
}