mirror of
https://github.com/kaspanet/kaspad.git
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e0aac68759
* [NOD-1128] Change message command to uint32 * [NOD-1128] Don't use iota * [NOD-1128] Remove redundant line
298 lines
8.8 KiB
Go
298 lines
8.8 KiB
Go
// Copyright (c) 2014-2016 The btcsuite developers
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// Use of this source code is governed by an ISC
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// license that can be found in the LICENSE file.
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package wire
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import (
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"bytes"
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"github.com/pkg/errors"
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"io"
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"reflect"
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"testing"
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"github.com/davecgh/go-spew/spew"
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)
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// TestRejectCodeStringer tests the stringized output for the reject code type.
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func TestRejectCodeStringer(t *testing.T) {
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tests := []struct {
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in RejectCode
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want string
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}{
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{RejectMalformed, "REJECT_MALFORMED"},
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{RejectInvalid, "REJECT_INVALID"},
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{RejectObsolete, "REJECT_OBSOLETE"},
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{RejectDuplicate, "REJECT_DUPLICATE"},
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{RejectNonstandard, "REJECT_NONSTANDARD"},
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{RejectDust, "REJECT_DUST"},
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{RejectInsufficientFee, "REJECT_INSUFFICIENTFEE"},
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{RejectFinality, "REJECT_FINALITY"},
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{RejectDifficulty, "REJECT_DIFFICULTY"},
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{0xff, "Unknown RejectCode (255)"},
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}
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t.Logf("Running %d tests", len(tests))
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for i, test := range tests {
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result := test.in.String()
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if result != test.want {
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t.Errorf("String #%d\n got: %s want: %s", i, result,
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test.want)
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continue
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}
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}
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}
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// TestRejectLatest tests the MsgPong API against the latest protocol version.
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func TestRejectLatest(t *testing.T) {
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pver := ProtocolVersion
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// Create reject message data.
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rejCommand := (&MsgBlock{}).Command()
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rejCode := RejectDuplicate
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rejReason := "duplicate block"
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rejHash := mainnetGenesisHash
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// Ensure we get the correct data back out.
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msg := NewMsgReject(rejCommand, rejCode, rejReason)
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msg.Hash = rejHash
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if msg.Cmd != rejCommand {
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t.Errorf("NewMsgReject: wrong rejected command - got %v, "+
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"want %v", msg.Cmd, rejCommand)
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}
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if msg.Code != rejCode {
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t.Errorf("NewMsgReject: wrong rejected code - got %v, "+
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"want %v", msg.Code, rejCode)
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}
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if msg.Reason != rejReason {
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t.Errorf("NewMsgReject: wrong rejected reason - got %v, "+
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"want %v", msg.Reason, rejReason)
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}
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// Ensure the command is expected value.
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wantCmd := MessageCommand(16)
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if cmd := msg.Command(); cmd != wantCmd {
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t.Errorf("NewMsgReject: wrong command - got %v want %v",
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cmd, wantCmd)
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}
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// Ensure max payload is expected value for latest protocol version.
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wantPayload := uint32(MaxMessagePayload)
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maxPayload := msg.MaxPayloadLength(pver)
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if maxPayload != wantPayload {
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t.Errorf("MaxPayloadLength: wrong max payload length for "+
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"protocol version %d - got %v, want %v", pver,
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maxPayload, wantPayload)
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}
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// Test encode with latest protocol version.
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var buf bytes.Buffer
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err := msg.KaspaEncode(&buf, pver)
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if err != nil {
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t.Errorf("encode of MsgReject failed %v err <%v>", msg, err)
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}
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// Test decode with latest protocol version.
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readMsg := MsgReject{}
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err = readMsg.KaspaDecode(&buf, pver)
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if err != nil {
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t.Errorf("decode of MsgReject failed %v err <%v>", buf.Bytes(),
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err)
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}
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// Ensure decoded data is the same.
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if msg.Cmd != readMsg.Cmd {
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t.Errorf("Should get same reject command - got %v, want %v",
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readMsg.Cmd, msg.Cmd)
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}
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if msg.Code != readMsg.Code {
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t.Errorf("Should get same reject code - got %v, want %v",
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readMsg.Code, msg.Code)
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}
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if msg.Reason != readMsg.Reason {
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t.Errorf("Should get same reject reason - got %v, want %v",
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readMsg.Reason, msg.Reason)
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}
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if !msg.Hash.IsEqual(readMsg.Hash) {
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t.Errorf("Should get same reject hash - got %v, want %v",
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readMsg.Hash, msg.Hash)
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}
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}
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// TestRejectCrossProtocol tests the MsgReject API.
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func TestRejectCrossProtocol(t *testing.T) {
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// Create reject message data.
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rejCommand := (&MsgBlock{}).Command()
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rejCode := RejectDuplicate
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rejReason := "duplicate block"
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rejHash := mainnetGenesisHash
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msg := NewMsgReject(rejCommand, rejCode, rejReason)
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msg.Hash = rejHash
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// Encode with latest protocol version.
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var buf bytes.Buffer
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err := msg.KaspaEncode(&buf, ProtocolVersion)
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if err != nil {
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t.Errorf("encode of MsgReject failed %v err <%v>", msg, err)
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}
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}
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// TestRejectWire tests the MsgReject wire encode and decode for various
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// protocol versions.
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func TestRejectWire(t *testing.T) {
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tests := []struct {
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msg MsgReject // Message to encode
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buf []byte // Wire encoding
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pver uint32 // Protocol version for wire encoding
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}{
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// Latest protocol version rejected command version (no hash).
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{
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MsgReject{
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Cmd: CmdVersion,
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Code: RejectDuplicate,
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Reason: "duplicate version",
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},
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[]byte{
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0x00, 0x00, 0x00, 0x00, // CmdVersion
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0x12, // RejectDuplicate
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0x11, 0x64, 0x75, 0x70, 0x6c, 0x69, 0x63, 0x61,
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0x74, 0x65, 0x20, 0x76, 0x65, 0x72, 0x73, 0x69,
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0x6f, 0x6e, // "duplicate version"
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},
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ProtocolVersion,
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},
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// Latest protocol version rejected command block (has hash).
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{
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MsgReject{
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Cmd: CmdBlock,
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Code: RejectDuplicate,
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Reason: "duplicate block",
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Hash: mainnetGenesisHash,
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},
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[]byte{
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0x08, 0x00, 0x00, 0x00, // CmdBlock
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0x12, // RejectDuplicate
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0x0f, 0x64, 0x75, 0x70, 0x6c, 0x69, 0x63, 0x61,
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0x74, 0x65, 0x20, 0x62, 0x6c, 0x6f, 0x63, 0x6b, // "duplicate block"
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0xdc, 0x5f, 0x5b, 0x5b, 0x1d, 0xc2, 0xa7, 0x25,
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0x49, 0xd5, 0x1d, 0x4d, 0xee, 0xd7, 0xa4, 0x8b,
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0xaf, 0xd3, 0x14, 0x4b, 0x56, 0x78, 0x98, 0xb1,
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0x8c, 0xfd, 0x9f, 0x69, 0xdd, 0xcf, 0xbb, 0x63, // mainnetGenesisHash
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},
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ProtocolVersion,
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},
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}
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t.Logf("Running %d tests", len(tests))
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for i, test := range tests {
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// Encode the message to wire format.
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var buf bytes.Buffer
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err := test.msg.KaspaEncode(&buf, test.pver)
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if err != nil {
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t.Errorf("KaspaEncode #%d error %v", i, err)
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continue
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}
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if !bytes.Equal(buf.Bytes(), test.buf) {
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t.Errorf("KaspaEncode #%d\n got: %s want: %s", i,
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spew.Sdump(buf.Bytes()), spew.Sdump(test.buf))
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continue
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}
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// Decode the message from wire format.
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var msg MsgReject
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rbuf := bytes.NewReader(test.buf)
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err = msg.KaspaDecode(rbuf, test.pver)
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if err != nil {
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t.Errorf("KaspaDecode #%d error %v", i, err)
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continue
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}
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if !reflect.DeepEqual(msg, test.msg) {
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t.Errorf("KaspaDecode #%d\n got: %s want: %s", i,
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spew.Sdump(msg), spew.Sdump(test.msg))
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continue
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}
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}
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}
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// TestRejectWireErrors performs negative tests against wire encode and decode
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// of MsgReject to confirm error paths work correctly.
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func TestRejectWireErrors(t *testing.T) {
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pver := ProtocolVersion
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baseReject := NewMsgReject(CmdBlock, RejectDuplicate, "duplicate block")
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baseReject.Hash = mainnetGenesisHash
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baseRejectEncoded := []byte{
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0x08, 0x00, 0x00, 0x00, // CmdBlock
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0x12, // RejectDuplicate
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0x0f, 0x64, 0x75, 0x70, 0x6c, 0x69, 0x63, 0x61,
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0x74, 0x65, 0x20, 0x62, 0x6c, 0x6f, 0x63, 0x6b, // "duplicate block"
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0x6f, 0xe2, 0x8c, 0x0a, 0xb6, 0xf1, 0xb3, 0x72,
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0xc1, 0xa6, 0xa2, 0x46, 0xae, 0x63, 0xf7, 0x4f,
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0x93, 0x1e, 0x83, 0x65, 0xe1, 0x5a, 0x08, 0x9c,
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0x68, 0xd6, 0x19, 0x00, 0x00, 0x00, 0x00, 0x00, // mainnetGenesisHash
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}
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tests := []struct {
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in *MsgReject // Value to encode
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buf []byte // Wire encoding
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pver uint32 // Protocol version for wire encoding
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max int // Max size of fixed buffer to induce errors
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writeErr error // Expected write error
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readErr error // Expected read error
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}{
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// Latest protocol version with intentional read/write errors.
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// Force error in reject command.
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{baseReject, baseRejectEncoded, pver, 0, io.ErrShortWrite, io.EOF},
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// Force error in reject code.
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{baseReject, baseRejectEncoded, pver, 4, io.ErrShortWrite, io.EOF},
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// Force error in reject reason.
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{baseReject, baseRejectEncoded, pver, 5, io.ErrShortWrite, io.EOF},
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// Force error in reject hash.
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{baseReject, baseRejectEncoded, pver, 21, io.ErrShortWrite, io.EOF},
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}
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t.Logf("Running %d tests", len(tests))
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for i, test := range tests {
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// Encode to wire format.
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w := newFixedWriter(test.max)
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err := test.in.KaspaEncode(w, test.pver)
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// For errors which are not of type MessageError, check them for
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// equality. If the error is a MessageError, check only if it's
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// the expected type.
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if msgErr := &(MessageError{}); !errors.As(err, &msgErr) {
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if !errors.Is(err, test.writeErr) {
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t.Errorf("KaspaEncode #%d wrong error got: %v, "+
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"want: %v", i, err, test.writeErr)
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continue
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}
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} else if reflect.TypeOf(msgErr) != reflect.TypeOf(test.writeErr) {
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t.Errorf("ReadMessage #%d wrong error type got: %T, "+
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"want: %T", i, msgErr, test.writeErr)
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continue
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}
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// Decode from wire format.
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var msg MsgReject
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r := newFixedReader(test.max, test.buf)
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err = msg.KaspaDecode(r, test.pver)
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// For errors which are not of type MessageError, check them for
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// equality. If the error is a MessageError, check only if it's
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// the expected type.
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if msgErr := &(MessageError{}); !errors.As(err, &msgErr) {
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if !errors.Is(err, test.readErr) {
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t.Errorf("KaspaDecode #%d wrong error got: %v, "+
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"want: %v", i, err, test.readErr)
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continue
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}
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} else if reflect.TypeOf(msgErr) != reflect.TypeOf(test.readErr) {
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t.Errorf("ReadMessage #%d wrong error type got: %T, "+
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"want: %T", i, msgErr, test.readErr)
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continue
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}
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}
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}
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