mirror of https://github.com/ethereum/go-ethereum
p2p/netutil: unittests for addrutil (#30439)
add unit tests for `p2p/addrutil` --------- Co-authored-by: Martin HS <martin@swende.se>pull/24729/head
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// Copyright 2024 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 netutil |
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import ( |
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"net" |
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"net/netip" |
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"path/filepath" |
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"testing" |
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) |
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// customNetAddr is a custom implementation of net.Addr for testing purposes.
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type customNetAddr struct{} |
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func (c *customNetAddr) Network() string { return "custom" } |
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func (c *customNetAddr) String() string { return "custom" } |
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func TestAddrAddr(t *testing.T) { |
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tempDir := t.TempDir() |
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tests := []struct { |
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name string |
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addr net.Addr |
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want netip.Addr |
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}{ |
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{ |
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name: "IPAddr IPv4", |
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addr: &net.IPAddr{IP: net.ParseIP("192.0.2.1")}, |
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want: netip.MustParseAddr("192.0.2.1"), |
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}, |
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{ |
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name: "IPAddr IPv6", |
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addr: &net.IPAddr{IP: net.ParseIP("2001:db8::1")}, |
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want: netip.MustParseAddr("2001:db8::1"), |
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}, |
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{ |
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name: "TCPAddr IPv4", |
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addr: &net.TCPAddr{IP: net.ParseIP("192.0.2.1"), Port: 8080}, |
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want: netip.MustParseAddr("192.0.2.1"), |
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}, |
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{ |
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name: "TCPAddr IPv6", |
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addr: &net.TCPAddr{IP: net.ParseIP("2001:db8::1"), Port: 8080}, |
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want: netip.MustParseAddr("2001:db8::1"), |
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}, |
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{ |
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name: "UDPAddr IPv4", |
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addr: &net.UDPAddr{IP: net.ParseIP("192.0.2.1"), Port: 8080}, |
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want: netip.MustParseAddr("192.0.2.1"), |
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}, |
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{ |
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name: "UDPAddr IPv6", |
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addr: &net.UDPAddr{IP: net.ParseIP("2001:db8::1"), Port: 8080}, |
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want: netip.MustParseAddr("2001:db8::1"), |
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}, |
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{ |
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name: "Unsupported Addr type", |
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addr: &net.UnixAddr{Name: filepath.Join(tempDir, "test.sock"), Net: "unix"}, |
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want: netip.Addr{}, |
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}, |
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{ |
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name: "Nil input", |
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addr: nil, |
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want: netip.Addr{}, |
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}, |
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{ |
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name: "Custom net.Addr implementation", |
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addr: &customNetAddr{}, |
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want: netip.Addr{}, |
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}, |
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} |
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for _, tt := range tests { |
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t.Run(tt.name, func(t *testing.T) { |
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if got := AddrAddr(tt.addr); got != tt.want { |
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t.Errorf("AddrAddr() = %v, want %v", got, tt.want) |
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} |
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}) |
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} |
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} |
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func TestIPToAddr(t *testing.T) { |
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tests := []struct { |
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name string |
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ip net.IP |
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want netip.Addr |
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}{ |
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{ |
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name: "IPv4", |
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ip: net.ParseIP("192.0.2.1"), |
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want: netip.MustParseAddr("192.0.2.1"), |
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}, |
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{ |
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name: "IPv6", |
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ip: net.ParseIP("2001:db8::1"), |
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want: netip.MustParseAddr("2001:db8::1"), |
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}, |
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{ |
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name: "Invalid IP", |
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ip: net.IP{1, 2, 3}, |
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want: netip.Addr{}, |
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}, |
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{ |
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name: "Invalid IP (5 octets)", |
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ip: net.IP{192, 0, 2, 1, 1}, |
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want: netip.Addr{}, |
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}, |
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{ |
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name: "IPv4-mapped IPv6", |
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ip: net.ParseIP("::ffff:192.0.2.1"), |
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want: netip.MustParseAddr("192.0.2.1"), |
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}, |
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{ |
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name: "Nil input", |
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ip: nil, |
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want: netip.Addr{}, |
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}, |
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} |
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for _, tt := range tests { |
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t.Run(tt.name, func(t *testing.T) { |
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if got := IPToAddr(tt.ip); got != tt.want { |
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t.Errorf("IPToAddr() = %v, want %v", got, tt.want) |
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} |
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}) |
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} |
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} |
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