mirror of https://github.com/poanetwork/quorum.git
244 lines
8.0 KiB
Go
244 lines
8.0 KiB
Go
// Copyright 2018 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package enode
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import (
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"bytes"
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"crypto/ecdsa"
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"math/big"
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"net"
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"reflect"
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"strings"
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"testing"
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"testing/quick"
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)
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var parseNodeTests = []struct {
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rawurl string
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wantError string
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wantResult *Node
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}{
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{
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rawurl: "http://foobar",
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wantError: `invalid URL scheme, want "enode"`,
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},
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{
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rawurl: "enode://01010101@123.124.125.126:3",
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wantError: `invalid node ID (wrong length, want 128 hex chars)`,
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},
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// Complete nodes with IP address.
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{
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rawurl: "enode://1dd9d65c4552b5eb43d5ad55a2ee3f56c6cbc1c64a5c8d659f51fcd51bace24351232b8d7821617d2b29b54b81cdefb9b3e9c37d7fd5f63270bcc9e1a6f6a439@hostname:3",
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wantError: `invalid IP address`,
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},
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{
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rawurl: "enode://1dd9d65c4552b5eb43d5ad55a2ee3f56c6cbc1c64a5c8d659f51fcd51bace24351232b8d7821617d2b29b54b81cdefb9b3e9c37d7fd5f63270bcc9e1a6f6a439@127.0.0.1:foo",
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wantError: `invalid port`,
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},
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{
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rawurl: "enode://1dd9d65c4552b5eb43d5ad55a2ee3f56c6cbc1c64a5c8d659f51fcd51bace24351232b8d7821617d2b29b54b81cdefb9b3e9c37d7fd5f63270bcc9e1a6f6a439@127.0.0.1:3?discport=foo",
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wantError: `invalid discport in query`,
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},
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{
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rawurl: "enode://1dd9d65c4552b5eb43d5ad55a2ee3f56c6cbc1c64a5c8d659f51fcd51bace24351232b8d7821617d2b29b54b81cdefb9b3e9c37d7fd5f63270bcc9e1a6f6a439@127.0.0.1:52150",
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wantResult: NewV4(
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hexPubkey("1dd9d65c4552b5eb43d5ad55a2ee3f56c6cbc1c64a5c8d659f51fcd51bace24351232b8d7821617d2b29b54b81cdefb9b3e9c37d7fd5f63270bcc9e1a6f6a439"),
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net.IP{0x7f, 0x0, 0x0, 0x1},
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52150,
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52150,
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),
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},
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{
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rawurl: "enode://1dd9d65c4552b5eb43d5ad55a2ee3f56c6cbc1c64a5c8d659f51fcd51bace24351232b8d7821617d2b29b54b81cdefb9b3e9c37d7fd5f63270bcc9e1a6f6a439@[::]:52150",
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wantResult: NewV4(
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hexPubkey("1dd9d65c4552b5eb43d5ad55a2ee3f56c6cbc1c64a5c8d659f51fcd51bace24351232b8d7821617d2b29b54b81cdefb9b3e9c37d7fd5f63270bcc9e1a6f6a439"),
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net.ParseIP("::"),
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52150,
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52150,
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),
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},
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{
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rawurl: "enode://1dd9d65c4552b5eb43d5ad55a2ee3f56c6cbc1c64a5c8d659f51fcd51bace24351232b8d7821617d2b29b54b81cdefb9b3e9c37d7fd5f63270bcc9e1a6f6a439@[2001:db8:3c4d:15::abcd:ef12]:52150",
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wantResult: NewV4(
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hexPubkey("1dd9d65c4552b5eb43d5ad55a2ee3f56c6cbc1c64a5c8d659f51fcd51bace24351232b8d7821617d2b29b54b81cdefb9b3e9c37d7fd5f63270bcc9e1a6f6a439"),
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net.ParseIP("2001:db8:3c4d:15::abcd:ef12"),
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52150,
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52150,
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),
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},
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{
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rawurl: "enode://1dd9d65c4552b5eb43d5ad55a2ee3f56c6cbc1c64a5c8d659f51fcd51bace24351232b8d7821617d2b29b54b81cdefb9b3e9c37d7fd5f63270bcc9e1a6f6a439@127.0.0.1:52150?discport=22334",
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wantResult: NewV4(
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hexPubkey("1dd9d65c4552b5eb43d5ad55a2ee3f56c6cbc1c64a5c8d659f51fcd51bace24351232b8d7821617d2b29b54b81cdefb9b3e9c37d7fd5f63270bcc9e1a6f6a439"),
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net.IP{0x7f, 0x0, 0x0, 0x1},
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52150,
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22334,
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),
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},
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// Incomplete nodes with no address.
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{
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rawurl: "1dd9d65c4552b5eb43d5ad55a2ee3f56c6cbc1c64a5c8d659f51fcd51bace24351232b8d7821617d2b29b54b81cdefb9b3e9c37d7fd5f63270bcc9e1a6f6a439",
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wantResult: NewV4(
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hexPubkey("1dd9d65c4552b5eb43d5ad55a2ee3f56c6cbc1c64a5c8d659f51fcd51bace24351232b8d7821617d2b29b54b81cdefb9b3e9c37d7fd5f63270bcc9e1a6f6a439"),
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nil, 0, 0,
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),
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},
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{
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rawurl: "enode://1dd9d65c4552b5eb43d5ad55a2ee3f56c6cbc1c64a5c8d659f51fcd51bace24351232b8d7821617d2b29b54b81cdefb9b3e9c37d7fd5f63270bcc9e1a6f6a439",
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wantResult: NewV4(
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hexPubkey("1dd9d65c4552b5eb43d5ad55a2ee3f56c6cbc1c64a5c8d659f51fcd51bace24351232b8d7821617d2b29b54b81cdefb9b3e9c37d7fd5f63270bcc9e1a6f6a439"),
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nil, 0, 0,
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),
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},
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// Invalid URLs
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{
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rawurl: "01010101",
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wantError: `invalid node ID (wrong length, want 128 hex chars)`,
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},
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{
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rawurl: "enode://01010101",
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wantError: `invalid node ID (wrong length, want 128 hex chars)`,
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},
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{
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// This test checks that errors from url.Parse are handled.
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rawurl: "://foo",
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wantError: `parse ://foo: missing protocol scheme`,
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},
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}
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func hexPubkey(h string) *ecdsa.PublicKey {
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k, err := parsePubkey(h)
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if err != nil {
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panic(err)
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}
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return k
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}
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func TestParseNode(t *testing.T) {
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for _, test := range parseNodeTests {
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n, err := ParseV4(test.rawurl)
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if test.wantError != "" {
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if err == nil {
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t.Errorf("test %q:\n got nil error, expected %#q", test.rawurl, test.wantError)
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continue
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} else if err.Error() != test.wantError {
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t.Errorf("test %q:\n got error %#q, expected %#q", test.rawurl, err.Error(), test.wantError)
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continue
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}
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} else {
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if err != nil {
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t.Errorf("test %q:\n unexpected error: %v", test.rawurl, err)
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continue
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}
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if !reflect.DeepEqual(n, test.wantResult) {
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t.Errorf("test %q:\n result mismatch:\ngot: %#v\nwant: %#v", test.rawurl, n, test.wantResult)
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}
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}
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}
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}
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func TestNodeString(t *testing.T) {
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for i, test := range parseNodeTests {
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if test.wantError == "" && strings.HasPrefix(test.rawurl, "enode://") {
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str := test.wantResult.String()
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if str != test.rawurl {
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t.Errorf("test %d: Node.String() mismatch:\ngot: %s\nwant: %s", i, str, test.rawurl)
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}
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}
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}
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}
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func TestHexID(t *testing.T) {
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ref := ID{0, 0, 0, 0, 0, 0, 0, 128, 106, 217, 182, 31, 165, 174, 1, 67, 7, 235, 220, 150, 66, 83, 173, 205, 159, 44, 10, 57, 42, 161, 26, 188}
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id1 := HexID("0x00000000000000806ad9b61fa5ae014307ebdc964253adcd9f2c0a392aa11abc")
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id2 := HexID("00000000000000806ad9b61fa5ae014307ebdc964253adcd9f2c0a392aa11abc")
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if id1 != ref {
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t.Errorf("wrong id1\ngot %v\nwant %v", id1[:], ref[:])
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}
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if id2 != ref {
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t.Errorf("wrong id2\ngot %v\nwant %v", id2[:], ref[:])
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}
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}
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func TestID_textEncoding(t *testing.T) {
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ref := ID{
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0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x10,
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0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x20,
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0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x30,
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0x31, 0x32,
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}
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hex := "0102030405060708091011121314151617181920212223242526272829303132"
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text, err := ref.MarshalText()
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if err != nil {
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t.Fatal(err)
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}
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if !bytes.Equal(text, []byte(hex)) {
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t.Fatalf("text encoding did not match\nexpected: %s\ngot: %s", hex, text)
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}
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id := new(ID)
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if err := id.UnmarshalText(text); err != nil {
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t.Fatal(err)
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}
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if *id != ref {
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t.Fatalf("text decoding did not match\nexpected: %s\ngot: %s", ref, id)
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}
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}
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func TestNodeID_distcmp(t *testing.T) {
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distcmpBig := func(target, a, b ID) int {
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tbig := new(big.Int).SetBytes(target[:])
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abig := new(big.Int).SetBytes(a[:])
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bbig := new(big.Int).SetBytes(b[:])
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return new(big.Int).Xor(tbig, abig).Cmp(new(big.Int).Xor(tbig, bbig))
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}
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if err := quick.CheckEqual(DistCmp, distcmpBig, nil); err != nil {
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t.Error(err)
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}
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}
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// The random tests is likely to miss the case where a and b are equal,
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// this test checks it explicitly.
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func TestNodeID_distcmpEqual(t *testing.T) {
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base := ID{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}
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x := ID{15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0}
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if DistCmp(base, x, x) != 0 {
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t.Errorf("DistCmp(base, x, x) != 0")
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}
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}
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func TestNodeID_logdist(t *testing.T) {
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logdistBig := func(a, b ID) int {
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abig, bbig := new(big.Int).SetBytes(a[:]), new(big.Int).SetBytes(b[:])
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return new(big.Int).Xor(abig, bbig).BitLen()
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}
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if err := quick.CheckEqual(LogDist, logdistBig, nil); err != nil {
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t.Error(err)
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}
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}
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// The random tests is likely to miss the case where a and b are equal,
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// this test checks it explicitly.
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func TestNodeID_logdistEqual(t *testing.T) {
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x := ID{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}
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if LogDist(x, x) != 0 {
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t.Errorf("LogDist(x, x) != 0")
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}
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}
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