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
91 lines
2.3 KiB
Go
91 lines
2.3 KiB
Go
package wire
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import (
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"bytes"
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"github.com/kaspanet/kaspad/util/daghash"
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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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// TestSelectedTip tests the MsgSelectedTip API.
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func TestSelectedTip(t *testing.T) {
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pver := ProtocolVersion
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// Ensure the command is expected value.
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wantCmd := MessageCommand(20)
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msg := NewMsgSelectedTip(&daghash.ZeroHash)
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if cmd := msg.Command(); cmd != wantCmd {
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t.Errorf("NewMsgSelectedTip: 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.
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wantPayload := uint32(32)
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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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}
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// TestSelectedTipWire tests the MsgSelectedTip wire encode and decode for various
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// protocol versions.
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func TestSelectedTipWire(t *testing.T) {
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hash := &daghash.Hash{1, 2, 3}
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msgSelectedTip := NewMsgSelectedTip(hash)
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msgSelectedTipEncoded := []byte{
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0x01, 0x02, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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}
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tests := []struct {
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in *MsgSelectedTip // Message to encode
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out *MsgSelectedTip // Expected decoded message
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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.
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{
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msgSelectedTip,
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msgSelectedTip,
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msgSelectedTipEncoded,
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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.in.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 MsgSelectedTip
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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.out) {
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t.Errorf("KaspaDecode #%d\n got: %s want: %s", i,
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spew.Sdump(msg), spew.Sdump(test.out))
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continue
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}
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}
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}
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