diff options
Diffstat (limited to 'eth/protocol_test.go')
| -rw-r--r-- | eth/protocol_test.go | 232 |
1 files changed, 232 insertions, 0 deletions
diff --git a/eth/protocol_test.go b/eth/protocol_test.go new file mode 100644 index 000000000..322aec7b7 --- /dev/null +++ b/eth/protocol_test.go @@ -0,0 +1,232 @@ +package eth + +import ( + "io" + "math/big" + "testing" + + "github.com/ethereum/go-ethereum/core/types" + "github.com/ethereum/go-ethereum/crypto" + "github.com/ethereum/go-ethereum/p2p" +) + +type testMsgReadWriter struct { + in chan p2p.Msg + out chan p2p.Msg +} + +func (self *testMsgReadWriter) In(msg p2p.Msg) { + self.in <- msg +} + +func (self *testMsgReadWriter) Out(msg p2p.Msg) { + self.in <- msg +} + +func (self *testMsgReadWriter) WriteMsg(msg p2p.Msg) error { + self.out <- msg + return nil +} + +func (self *testMsgReadWriter) EncodeMsg(code uint64, data ...interface{}) error { + return self.WriteMsg(p2p.NewMsg(code, data)) +} + +func (self *testMsgReadWriter) ReadMsg() (p2p.Msg, error) { + msg, ok := <-self.in + if !ok { + return msg, io.EOF + } + return msg, nil +} + +func errorCheck(t *testing.T, expCode int, err error) { + perr, ok := err.(*protocolError) + if ok && perr != nil { + if code := perr.Code; code != expCode { + ok = false + } + } + if !ok { + t.Errorf("expected error code %v, got %v", ErrNoStatusMsg, err) + } +} + +type TestBackend struct { + getTransactions func() []*types.Transaction + addTransactions func(txs []*types.Transaction) + getBlockHashes func(hash []byte, amount uint32) (hashes [][]byte) + addBlockHashes func(next func() ([]byte, bool), peerId string) + getBlock func(hash []byte) *types.Block + addBlock func(block *types.Block, peerId string) (err error) + addPeer func(td *big.Int, currentBlock []byte, peerId string, requestHashes func([]byte) error, requestBlocks func([][]byte) error, invalidBlock func(error)) (best bool) + removePeer func(peerId string) + status func() (td *big.Int, currentBlock []byte, genesisBlock []byte) +} + +func (self *TestBackend) GetTransactions() (txs []*types.Transaction) { + if self.getTransactions != nil { + txs = self.getTransactions() + } + return +} + +func (self *TestBackend) AddTransactions(txs []*types.Transaction) { + if self.addTransactions != nil { + self.addTransactions(txs) + } +} + +func (self *TestBackend) GetBlockHashes(hash []byte, amount uint32) (hashes [][]byte) { + if self.getBlockHashes != nil { + hashes = self.getBlockHashes(hash, amount) + } + return +} + +<<<<<<< HEAD +<<<<<<< HEAD +func (self *TestBackend) AddBlockHashes(next func() ([]byte, bool), peerId string) { + if self.addBlockHashes != nil { + self.addBlockHashes(next, peerId) + } +} + +======= +func (self *TestBackend) AddHash(hash []byte, peer *p2p.Peer) (more bool) { + if self.addHash != nil { + more = self.addHash(hash, peer) +======= +func (self *TestBackend) AddBlockHashes(next func() ([]byte, bool), peerId string) { + if self.addBlockHashes != nil { + self.addBlockHashes(next, peerId) +>>>>>>> eth protocol changes + } +} +<<<<<<< HEAD +>>>>>>> initial commit for eth-p2p integration +======= + +>>>>>>> eth protocol changes +func (self *TestBackend) GetBlock(hash []byte) (block *types.Block) { + if self.getBlock != nil { + block = self.getBlock(hash) + } + return +} + +<<<<<<< HEAD +<<<<<<< HEAD +func (self *TestBackend) AddBlock(block *types.Block, peerId string) (err error) { + if self.addBlock != nil { + err = self.addBlock(block, peerId) +======= +func (self *TestBackend) AddBlock(td *big.Int, block *types.Block, peer *p2p.Peer) (fetchHashes bool, err error) { + if self.addBlock != nil { + fetchHashes, err = self.addBlock(td, block, peer) +>>>>>>> initial commit for eth-p2p integration +======= +func (self *TestBackend) AddBlock(block *types.Block, peerId string) (err error) { + if self.addBlock != nil { + err = self.addBlock(block, peerId) +>>>>>>> eth protocol changes + } + return +} + +<<<<<<< HEAD +<<<<<<< HEAD +func (self *TestBackend) AddPeer(td *big.Int, currentBlock []byte, peerId string, requestBlockHashes func([]byte) error, requestBlocks func([][]byte) error, invalidBlock func(error)) (best bool) { + if self.addPeer != nil { + best = self.addPeer(td, currentBlock, peerId, requestBlockHashes, requestBlocks, invalidBlock) +======= +func (self *TestBackend) AddPeer(td *big.Int, currentBlock []byte, peer *p2p.Peer) (fetchHashes bool) { + if self.addPeer != nil { + fetchHashes = self.addPeer(td, currentBlock, peer) +>>>>>>> initial commit for eth-p2p integration +======= +func (self *TestBackend) AddPeer(td *big.Int, currentBlock []byte, peerId string, requestBlockHashes func([]byte) error, requestBlocks func([][]byte) error, invalidBlock func(error)) (best bool) { + if self.addPeer != nil { + best = self.addPeer(td, currentBlock, peerId, requestBlockHashes, requestBlocks, invalidBlock) +>>>>>>> eth protocol changes + } + return +} + +<<<<<<< HEAD +<<<<<<< HEAD +======= +>>>>>>> eth protocol changes +func (self *TestBackend) RemovePeer(peerId string) { + if self.removePeer != nil { + self.removePeer(peerId) + } +} + +<<<<<<< HEAD +======= +>>>>>>> initial commit for eth-p2p integration +======= +>>>>>>> eth protocol changes +func (self *TestBackend) Status() (td *big.Int, currentBlock []byte, genesisBlock []byte) { + if self.status != nil { + td, currentBlock, genesisBlock = self.status() + } + return +} + +<<<<<<< HEAD +<<<<<<< HEAD +======= +>>>>>>> eth protocol changes +// TODO: refactor this into p2p/client_identity +type peerId struct { + pubkey []byte +} + +func (self *peerId) String() string { + return "test peer" +} + +func (self *peerId) Pubkey() (pubkey []byte) { + pubkey = self.pubkey + if len(pubkey) == 0 { + pubkey = crypto.GenerateNewKeyPair().PublicKey + self.pubkey = pubkey + } + return +} + +func testPeer() *p2p.Peer { + return p2p.NewPeer(&peerId{}, []p2p.Cap{}) +} + +func TestErrNoStatusMsg(t *testing.T) { +<<<<<<< HEAD +======= +func TestEth(t *testing.T) { +>>>>>>> initial commit for eth-p2p integration +======= +>>>>>>> eth protocol changes + quit := make(chan bool) + rw := &testMsgReadWriter{make(chan p2p.Msg, 10), make(chan p2p.Msg, 10)} + testBackend := &TestBackend{} + var err error + go func() { +<<<<<<< HEAD +<<<<<<< HEAD + err = runEthProtocol(testBackend, testPeer(), rw) +======= + err = runEthProtocol(testBackend, nil, rw) +>>>>>>> initial commit for eth-p2p integration +======= + err = runEthProtocol(testBackend, testPeer(), rw) +>>>>>>> eth protocol changes + close(quit) + }() + statusMsg := p2p.NewMsg(4) + rw.In(statusMsg) + <-quit + errorCheck(t, ErrNoStatusMsg, err) + // read(t, remote, []byte("hello, world"), nil) +} |