1 // Copyright 2009 The Go Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style 3 // license that can be found in the LICENSE file. 4 5 package net 6 7 import ( 8 "reflect" 9 "testing" 10 ) 11 12 // The full stack test cases for IPConn have been moved to the 13 // following: 14 // golang.org/x/net/ipv4 15 // golang.org/x/net/ipv6 16 // golang.org/x/net/icmp 17 18 type resolveIPAddrTest struct { 19 network string 20 litAddrOrName string 21 addr *IPAddr 22 err error 23 } 24 25 var resolveIPAddrTests = []resolveIPAddrTest{ 26 {"ip", "127.0.0.1", &IPAddr{IP: IPv4(127, 0, 0, 1)}, nil}, 27 {"ip4", "127.0.0.1", &IPAddr{IP: IPv4(127, 0, 0, 1)}, nil}, 28 {"ip4:icmp", "127.0.0.1", &IPAddr{IP: IPv4(127, 0, 0, 1)}, nil}, 29 30 {"ip", "::1", &IPAddr{IP: ParseIP("::1")}, nil}, 31 {"ip6", "::1", &IPAddr{IP: ParseIP("::1")}, nil}, 32 {"ip6:ipv6-icmp", "::1", &IPAddr{IP: ParseIP("::1")}, nil}, 33 {"ip6:IPv6-ICMP", "::1", &IPAddr{IP: ParseIP("::1")}, nil}, 34 35 {"ip", "::1%en0", &IPAddr{IP: ParseIP("::1"), Zone: "en0"}, nil}, 36 {"ip6", "::1%911", &IPAddr{IP: ParseIP("::1"), Zone: "911"}, nil}, 37 38 {"", "127.0.0.1", &IPAddr{IP: IPv4(127, 0, 0, 1)}, nil}, // Go 1.0 behavior 39 {"", "::1", &IPAddr{IP: ParseIP("::1")}, nil}, // Go 1.0 behavior 40 41 {"ip4:icmp", "", &IPAddr{}, nil}, 42 43 {"l2tp", "127.0.0.1", nil, UnknownNetworkError("l2tp")}, 44 {"l2tp:gre", "127.0.0.1", nil, UnknownNetworkError("l2tp:gre")}, 45 {"tcp", "1.2.3.4:123", nil, UnknownNetworkError("tcp")}, 46 } 47 48 func TestResolveIPAddr(t *testing.T) { 49 if !testableNetwork("ip+nopriv") { 50 t.Skip("ip+nopriv test") 51 } 52 53 origTestHookLookupIP := testHookLookupIP 54 defer func() { testHookLookupIP = origTestHookLookupIP }() 55 testHookLookupIP = lookupLocalhost 56 57 for i, tt := range resolveIPAddrTests { 58 addr, err := ResolveIPAddr(tt.network, tt.litAddrOrName) 59 if err != tt.err { 60 t.Errorf("#%d: %v", i, err) 61 } else if !reflect.DeepEqual(addr, tt.addr) { 62 t.Errorf("#%d: got %#v; want %#v", i, addr, tt.addr) 63 } 64 if err != nil { 65 continue 66 } 67 rtaddr, err := ResolveIPAddr(addr.Network(), addr.String()) 68 if err != nil { 69 t.Errorf("#%d: %v", i, err) 70 } else if !reflect.DeepEqual(rtaddr, addr) { 71 t.Errorf("#%d: got %#v; want %#v", i, rtaddr, addr) 72 } 73 } 74 } 75 76 var ipConnLocalNameTests = []struct { 77 net string 78 laddr *IPAddr 79 }{ 80 {"ip4:icmp", &IPAddr{IP: IPv4(127, 0, 0, 1)}}, 81 {"ip4:icmp", &IPAddr{}}, 82 {"ip4:icmp", nil}, 83 } 84 85 func TestIPConnLocalName(t *testing.T) { 86 for _, tt := range ipConnLocalNameTests { 87 if !testableNetwork(tt.net) { 88 t.Logf("skipping %s test", tt.net) 89 continue 90 } 91 c, err := ListenIP(tt.net, tt.laddr) 92 if err != nil { 93 t.Fatal(err) 94 } 95 defer c.Close() 96 if la := c.LocalAddr(); la == nil { 97 t.Fatal("should not fail") 98 } 99 } 100 } 101 102 func TestIPConnRemoteName(t *testing.T) { 103 if !testableNetwork("ip:tcp") { 104 t.Skip("ip:tcp test") 105 } 106 107 raddr := &IPAddr{IP: IPv4(127, 0, 0, 1).To4()} 108 c, err := DialIP("ip:tcp", &IPAddr{IP: IPv4(127, 0, 0, 1)}, raddr) 109 if err != nil { 110 t.Fatal(err) 111 } 112 defer c.Close() 113 if !reflect.DeepEqual(raddr, c.RemoteAddr()) { 114 t.Fatalf("got %#v; want %#v", c.RemoteAddr(), raddr) 115 } 116 } 117