p2p/netutil: unittests for addrutil (#30439)

add unit tests for `p2p/addrutil`

---------

Co-authored-by: Martin HS <martin@swende.se>
pull/24729/head
tianyeyouyou 3 days ago committed by GitHub
parent 77f3ef3714
commit ae83912841
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  1. 140
      p2p/netutil/addrutil_test.go

@ -0,0 +1,140 @@
// Copyright 2024 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package netutil
import (
"net"
"net/netip"
"path/filepath"
"testing"
)
// customNetAddr is a custom implementation of net.Addr for testing purposes.
type customNetAddr struct{}
func (c *customNetAddr) Network() string { return "custom" }
func (c *customNetAddr) String() string { return "custom" }
func TestAddrAddr(t *testing.T) {
tempDir := t.TempDir()
tests := []struct {
name string
addr net.Addr
want netip.Addr
}{
{
name: "IPAddr IPv4",
addr: &net.IPAddr{IP: net.ParseIP("192.0.2.1")},
want: netip.MustParseAddr("192.0.2.1"),
},
{
name: "IPAddr IPv6",
addr: &net.IPAddr{IP: net.ParseIP("2001:db8::1")},
want: netip.MustParseAddr("2001:db8::1"),
},
{
name: "TCPAddr IPv4",
addr: &net.TCPAddr{IP: net.ParseIP("192.0.2.1"), Port: 8080},
want: netip.MustParseAddr("192.0.2.1"),
},
{
name: "TCPAddr IPv6",
addr: &net.TCPAddr{IP: net.ParseIP("2001:db8::1"), Port: 8080},
want: netip.MustParseAddr("2001:db8::1"),
},
{
name: "UDPAddr IPv4",
addr: &net.UDPAddr{IP: net.ParseIP("192.0.2.1"), Port: 8080},
want: netip.MustParseAddr("192.0.2.1"),
},
{
name: "UDPAddr IPv6",
addr: &net.UDPAddr{IP: net.ParseIP("2001:db8::1"), Port: 8080},
want: netip.MustParseAddr("2001:db8::1"),
},
{
name: "Unsupported Addr type",
addr: &net.UnixAddr{Name: filepath.Join(tempDir, "test.sock"), Net: "unix"},
want: netip.Addr{},
},
{
name: "Nil input",
addr: nil,
want: netip.Addr{},
},
{
name: "Custom net.Addr implementation",
addr: &customNetAddr{},
want: netip.Addr{},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if got := AddrAddr(tt.addr); got != tt.want {
t.Errorf("AddrAddr() = %v, want %v", got, tt.want)
}
})
}
}
func TestIPToAddr(t *testing.T) {
tests := []struct {
name string
ip net.IP
want netip.Addr
}{
{
name: "IPv4",
ip: net.ParseIP("192.0.2.1"),
want: netip.MustParseAddr("192.0.2.1"),
},
{
name: "IPv6",
ip: net.ParseIP("2001:db8::1"),
want: netip.MustParseAddr("2001:db8::1"),
},
{
name: "Invalid IP",
ip: net.IP{1, 2, 3},
want: netip.Addr{},
},
{
name: "Invalid IP (5 octets)",
ip: net.IP{192, 0, 2, 1, 1},
want: netip.Addr{},
},
{
name: "IPv4-mapped IPv6",
ip: net.ParseIP("::ffff:192.0.2.1"),
want: netip.MustParseAddr("192.0.2.1"),
},
{
name: "Nil input",
ip: nil,
want: netip.Addr{},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if got := IPToAddr(tt.ip); got != tt.want {
t.Errorf("IPToAddr() = %v, want %v", got, tt.want)
}
})
}
}
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