package tests import ( "math/big" "math/rand" "testing" "github.com/nspcc-dev/neo-go/pkg/core" "github.com/nspcc-dev/neo-go/pkg/util" "github.com/nspcc-dev/neo-go/pkg/vm/stackitem" "github.com/nspcc-dev/neo-go/pkg/wallet" "github.com/stretchr/testify/require" ) const netmapPath = "../netmap" func deployNetmapContract(t *testing.T, bc *core.Blockchain, addrBalance, addrContainer util.Uint160, config ...interface{}) util.Uint160 { args := make([]interface{}, 5) args[0] = false args[1] = addrBalance args[2] = addrContainer args[3] = []interface{}{CommitteeAcc.PrivateKey().PublicKey().Bytes()} args[4] = append([]interface{}{}, config...) return DeployContract(t, bc, netmapPath, args) } func prepareNetmapContract(t *testing.T, bc *core.Blockchain) util.Uint160 { addrNNS := DeployContract(t, bc, nnsPath, nil) ctrNetmap, err := ContractInfo(CommitteeAcc.Contract.ScriptHash(), netmapPath) require.NoError(t, err) ctrBalance, err := ContractInfo(CommitteeAcc.Contract.ScriptHash(), balancePath) require.NoError(t, err) ctrContainer, err := ContractInfo(CommitteeAcc.Contract.ScriptHash(), containerPath) require.NoError(t, err) deployContainerContract(t, bc, ctrNetmap.Hash, ctrBalance.Hash, addrNNS) deployBalanceContract(t, bc, ctrNetmap.Hash, ctrContainer.Hash) return deployNetmapContract(t, bc, ctrBalance.Hash, ctrContainer.Hash, "ContainerFee", []byte{}) } func dummyNodeInfo(acc *wallet.Account) []byte { ni := make([]byte, 66) rand.Read(ni) copy(ni[2:], acc.PrivateKey().PublicKey().Bytes()) return ni } func TestAddPeer(t *testing.T) { bc := NewChain(t) h := prepareNetmapContract(t, bc) acc := NewAccount(t, bc) dummyInfo := dummyNodeInfo(acc) tx := PrepareInvoke(t, bc, CommitteeAcc, h, "addPeer", dummyInfo) AddBlock(t, bc, tx) CheckFault(t, bc, tx.Hash(), "addPeer: witness check failed") tx = PrepareInvoke(t, bc, acc, h, "addPeer", dummyInfo) AddBlock(t, bc, tx) CheckFault(t, bc, tx.Hash(), "addPeer: alphabet witness check failed") tx = PrepareInvoke(t, bc, []*wallet.Account{CommitteeAcc, acc}, h, "addPeer", dummyInfo) AddBlockCheckHalt(t, bc, tx) tx = PrepareInvoke(t, bc, acc, h, "netmapCandidates") AddBlock(t, bc, tx) checkNode := func(t *testing.T, info []byte, state int64, actual stackitem.Item) { // Actual is netmap.netmapNode. require.Equal(t, stackitem.NewStruct([]stackitem.Item{ stackitem.NewStruct([]stackitem.Item{ stackitem.NewByteArray(dummyInfo), }), stackitem.NewBigInteger(big.NewInt(state)), }), actual) } aer := CheckHalt(t, bc, tx.Hash()) nodes, _ := aer.Stack[0].Value().([]stackitem.Item) require.Equal(t, 1, len(nodes)) checkNode(t, dummyInfo, 1, nodes[0]) dummyInfo[0] ^= 0xFF tx = PrepareInvoke(t, bc, []*wallet.Account{CommitteeAcc, acc}, h, "addPeer", dummyInfo) AddBlockCheckHalt(t, bc, tx) tx = PrepareInvoke(t, bc, acc, h, "netmapCandidates") AddBlock(t, bc, tx) aer = CheckHalt(t, bc, tx.Hash()) nodes, _ = aer.Stack[0].Value().([]stackitem.Item) require.Equal(t, 1, len(nodes)) checkNode(t, dummyInfo, 1, nodes[0]) }