71 lines
1.7 KiB
Go
71 lines
1.7 KiB
Go
package p2p
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import (
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"bytes"
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"io/ioutil"
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"testing"
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"github.com/ethereum/go-ethereum/ethutil"
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)
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func TestNewMsg(t *testing.T) {
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msg := NewMsg(3, 1, "000")
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if msg.Code != 3 {
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t.Errorf("incorrect code %d, want %d", msg.Code)
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}
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if msg.Size != 5 {
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t.Errorf("incorrect size %d, want %d", msg.Size, 5)
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}
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pl, _ := ioutil.ReadAll(msg.Payload)
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expect := []byte{0x01, 0x83, 0x30, 0x30, 0x30}
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if !bytes.Equal(pl, expect) {
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t.Errorf("incorrect payload content, got %x, want %x", pl, expect)
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}
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}
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func TestEncodeDecodeMsg(t *testing.T) {
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msg := NewMsg(3, 1, "000")
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buf := new(bytes.Buffer)
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if err := writeMsg(buf, msg); err != nil {
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t.Fatalf("encodeMsg error: %v", err)
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}
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// t.Logf("encoded: %x", buf.Bytes())
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decmsg, err := readMsg(buf)
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if err != nil {
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t.Fatalf("readMsg error: %v", err)
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}
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if decmsg.Code != 3 {
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t.Errorf("incorrect code %d, want %d", decmsg.Code, 3)
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}
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if decmsg.Size != 5 {
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t.Errorf("incorrect size %d, want %d", decmsg.Size, 5)
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}
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var data struct {
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I uint
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S string
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}
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if err := decmsg.Decode(&data); err != nil {
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t.Fatalf("Decode error: %v", err)
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}
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if data.I != 1 {
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t.Errorf("incorrect data.I: got %v, expected %d", data.I, 1)
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}
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if data.S != "000" {
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t.Errorf("incorrect data.S: got %q, expected %q", data.S, "000")
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}
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}
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func TestDecodeRealMsg(t *testing.T) {
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data := ethutil.Hex2Bytes("2240089100000080f87e8002b5457468657265756d282b2b292f5065657220536572766572204f6e652f76302e372e382f52656c656173652f4c696e75782f672b2bc082765fb84086dd80b7aefd6a6d2e3b93f4f300a86bfb6ef7bdc97cb03f793db6bb")
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msg, err := readMsg(bytes.NewReader(data))
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if err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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if msg.Code != 0 {
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t.Errorf("incorrect code %d, want %d", msg.Code, 0)
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}
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}
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