diff options
Diffstat (limited to 'libgo/go/net/ip_test.go')
| -rw-r--r-- | libgo/go/net/ip_test.go | 240 |
1 files changed, 197 insertions, 43 deletions
diff --git a/libgo/go/net/ip_test.go b/libgo/go/net/ip_test.go index b189b10c4fd..07e627aef4f 100644 --- a/libgo/go/net/ip_test.go +++ b/libgo/go/net/ip_test.go @@ -34,12 +34,13 @@ var parseiptests = []struct { {"::ffff:127.0.0.1", IPv4(127, 0, 0, 1)}, {"2001:4860:0:2001::68", IP{0x20, 0x01, 0x48, 0x60, 0, 0, 0x20, 0x01, 0, 0, 0, 0, 0, 0, 0x00, 0x68}}, {"::ffff:4a7d:1363", IPv4(74, 125, 19, 99)}, + {"", nil}, } func TestParseIP(t *testing.T) { for _, tt := range parseiptests { if out := ParseIP(tt.in); !isEqual(out, tt.out) { - t.Errorf("ParseIP(%#q) = %v, want %v", tt.in, out, tt.out) + t.Errorf("ParseIP(%q) = %v, want %v", tt.in, out, tt.out) } } } @@ -49,60 +50,213 @@ var ipstringtests = []struct { out string }{ // cf. RFC 5952 (A Recommendation for IPv6 Address Text Representation) - {IP{0x20, 0x1, 0xd, 0xb8, 0, 0, 0, 0, 0, 0, 0x1, 0x23, 0, 0x12, 0, 0x1}, - "2001:db8::123:12:1"}, - {IP{0x20, 0x1, 0xd, 0xb8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x1}, - "2001:db8::1"}, - {IP{0x20, 0x1, 0xd, 0xb8, 0, 0, 0, 0x1, 0, 0, 0, 0x1, 0, 0, 0, 0x1}, - "2001:db8:0:1:0:1:0:1"}, - {IP{0x20, 0x1, 0xd, 0xb8, 0, 0x1, 0, 0, 0, 0x1, 0, 0, 0, 0x1, 0, 0}, - "2001:db8:1:0:1:0:1:0"}, - {IP{0x20, 0x1, 0, 0, 0, 0, 0, 0, 0, 0x1, 0, 0, 0, 0, 0, 0x1}, - "2001::1:0:0:1"}, - {IP{0x20, 0x1, 0xd, 0xb8, 0, 0, 0, 0, 0, 0x1, 0, 0, 0, 0, 0, 0}, - "2001:db8:0:0:1::"}, - {IP{0x20, 0x1, 0xd, 0xb8, 0, 0, 0, 0, 0, 0x1, 0, 0, 0, 0, 0, 0x1}, - "2001:db8::1:0:0:1"}, - {IP{0x20, 0x1, 0xD, 0xB8, 0, 0, 0, 0, 0, 0xA, 0, 0xB, 0, 0xC, 0, 0xD}, - "2001:db8::a:b:c:d"}, + {IP{0x20, 0x1, 0xd, 0xb8, 0, 0, 0, 0, 0, 0, 0x1, 0x23, 0, 0x12, 0, 0x1}, "2001:db8::123:12:1"}, + {IP{0x20, 0x1, 0xd, 0xb8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x1}, "2001:db8::1"}, + {IP{0x20, 0x1, 0xd, 0xb8, 0, 0, 0, 0x1, 0, 0, 0, 0x1, 0, 0, 0, 0x1}, "2001:db8:0:1:0:1:0:1"}, + {IP{0x20, 0x1, 0xd, 0xb8, 0, 0x1, 0, 0, 0, 0x1, 0, 0, 0, 0x1, 0, 0}, "2001:db8:1:0:1:0:1:0"}, + {IP{0x20, 0x1, 0, 0, 0, 0, 0, 0, 0, 0x1, 0, 0, 0, 0, 0, 0x1}, "2001::1:0:0:1"}, + {IP{0x20, 0x1, 0xd, 0xb8, 0, 0, 0, 0, 0, 0x1, 0, 0, 0, 0, 0, 0}, "2001:db8:0:0:1::"}, + {IP{0x20, 0x1, 0xd, 0xb8, 0, 0, 0, 0, 0, 0x1, 0, 0, 0, 0, 0, 0x1}, "2001:db8::1:0:0:1"}, + {IP{0x20, 0x1, 0xD, 0xB8, 0, 0, 0, 0, 0, 0xA, 0, 0xB, 0, 0xC, 0, 0xD}, "2001:db8::a:b:c:d"}, + {nil, "<nil>"}, } func TestIPString(t *testing.T) { for _, tt := range ipstringtests { if out := tt.in.String(); out != tt.out { - t.Errorf("IP.String(%v) = %#q, want %#q", tt.in, out, tt.out) + t.Errorf("IP.String(%v) = %q, want %q", tt.in, out, tt.out) } } } -var parsecidrtests = []struct { - in string - ip IP +var ipmasktests = []struct { + in IP mask IPMask - err os.Error + out IP +}{ + {IPv4(192, 168, 1, 127), IPv4Mask(255, 255, 255, 128), IPv4(192, 168, 1, 0)}, + {IPv4(192, 168, 1, 127), IPMask(ParseIP("255.255.255.192")), IPv4(192, 168, 1, 64)}, + {IPv4(192, 168, 1, 127), IPMask(ParseIP("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffe0")), IPv4(192, 168, 1, 96)}, + {IPv4(192, 168, 1, 127), IPv4Mask(255, 0, 255, 0), IPv4(192, 0, 1, 0)}, + {ParseIP("2001:db8::1"), IPMask(ParseIP("ffff:ff80::")), ParseIP("2001:d80::")}, + {ParseIP("2001:db8::1"), IPMask(ParseIP("f0f0:0f0f::")), ParseIP("2000:d08::")}, +} + +func TestIPMask(t *testing.T) { + for _, tt := range ipmasktests { + if out := tt.in.Mask(tt.mask); out == nil || !tt.out.Equal(out) { + t.Errorf("IP(%v).Mask(%v) = %v, want %v", tt.in, tt.mask, out, tt.out) + } + } +} + +var ipmaskstringtests = []struct { + in IPMask + out string +}{ + {IPv4Mask(255, 255, 255, 240), "fffffff0"}, + {IPv4Mask(255, 0, 128, 0), "ff008000"}, + {IPMask(ParseIP("ffff:ff80::")), "ffffff80000000000000000000000000"}, + {IPMask(ParseIP("ef00:ff80::cafe:0")), "ef00ff800000000000000000cafe0000"}, + {nil, "<nil>"}, +} + +func TestIPMaskString(t *testing.T) { + for _, tt := range ipmaskstringtests { + if out := tt.in.String(); out != tt.out { + t.Errorf("IPMask.String(%v) = %q, want %q", tt.in, out, tt.out) + } + } +} + +var parsecidrtests = []struct { + in string + ip IP + net *IPNet + err os.Error }{ - {"135.104.0.0/32", IPv4(135, 104, 0, 0), IPv4Mask(255, 255, 255, 255), nil}, - {"0.0.0.0/24", IPv4(0, 0, 0, 0), IPv4Mask(255, 255, 255, 0), nil}, - {"135.104.0.0/24", IPv4(135, 104, 0, 0), IPv4Mask(255, 255, 255, 0), nil}, - {"135.104.0.1/32", IPv4(135, 104, 0, 1), IPv4Mask(255, 255, 255, 255), nil}, - {"135.104.0.1/24", nil, nil, &ParseError{"CIDR address", "135.104.0.1/24"}}, - {"::1/128", ParseIP("::1"), IPMask(ParseIP("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff")), nil}, - {"abcd:2345::/127", ParseIP("abcd:2345::"), IPMask(ParseIP("ffff:ffff:ffff:ffff:ffff:ffff:ffff:fffe")), nil}, - {"abcd:2345::/65", ParseIP("abcd:2345::"), IPMask(ParseIP("ffff:ffff:ffff:ffff:8000::")), nil}, - {"abcd:2345::/64", ParseIP("abcd:2345::"), IPMask(ParseIP("ffff:ffff:ffff:ffff::")), nil}, - {"abcd:2345::/63", ParseIP("abcd:2345::"), IPMask(ParseIP("ffff:ffff:ffff:fffe::")), nil}, - {"abcd:2345::/33", ParseIP("abcd:2345::"), IPMask(ParseIP("ffff:ffff:8000::")), nil}, - {"abcd:2345::/32", ParseIP("abcd:2345::"), IPMask(ParseIP("ffff:ffff::")), nil}, - {"abcd:2344::/31", ParseIP("abcd:2344::"), IPMask(ParseIP("ffff:fffe::")), nil}, - {"abcd:2300::/24", ParseIP("abcd:2300::"), IPMask(ParseIP("ffff:ff00::")), nil}, - {"abcd:2345::/24", nil, nil, &ParseError{"CIDR address", "abcd:2345::/24"}}, - {"2001:DB8::/48", ParseIP("2001:DB8::"), IPMask(ParseIP("ffff:ffff:ffff::")), nil}, + {"135.104.0.0/32", IPv4(135, 104, 0, 0), &IPNet{IPv4(135, 104, 0, 0), IPv4Mask(255, 255, 255, 255)}, nil}, + {"0.0.0.0/24", IPv4(0, 0, 0, 0), &IPNet{IPv4(0, 0, 0, 0), IPv4Mask(255, 255, 255, 0)}, nil}, + {"135.104.0.0/24", IPv4(135, 104, 0, 0), &IPNet{IPv4(135, 104, 0, 0), IPv4Mask(255, 255, 255, 0)}, nil}, + {"135.104.0.1/32", IPv4(135, 104, 0, 1), &IPNet{IPv4(135, 104, 0, 1), IPv4Mask(255, 255, 255, 255)}, nil}, + {"135.104.0.1/24", IPv4(135, 104, 0, 1), &IPNet{IPv4(135, 104, 0, 0), IPv4Mask(255, 255, 255, 0)}, nil}, + {"::1/128", ParseIP("::1"), &IPNet{ParseIP("::1"), IPMask(ParseIP("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff"))}, nil}, + {"abcd:2345::/127", ParseIP("abcd:2345::"), &IPNet{ParseIP("abcd:2345::"), IPMask(ParseIP("ffff:ffff:ffff:ffff:ffff:ffff:ffff:fffe"))}, nil}, + {"abcd:2345::/65", ParseIP("abcd:2345::"), &IPNet{ParseIP("abcd:2345::"), IPMask(ParseIP("ffff:ffff:ffff:ffff:8000::"))}, nil}, + {"abcd:2345::/64", ParseIP("abcd:2345::"), &IPNet{ParseIP("abcd:2345::"), IPMask(ParseIP("ffff:ffff:ffff:ffff::"))}, nil}, + {"abcd:2345::/63", ParseIP("abcd:2345::"), &IPNet{ParseIP("abcd:2345::"), IPMask(ParseIP("ffff:ffff:ffff:fffe::"))}, nil}, + {"abcd:2345::/33", ParseIP("abcd:2345::"), &IPNet{ParseIP("abcd:2345::"), IPMask(ParseIP("ffff:ffff:8000::"))}, nil}, + {"abcd:2345::/32", ParseIP("abcd:2345::"), &IPNet{ParseIP("abcd:2345::"), IPMask(ParseIP("ffff:ffff::"))}, nil}, + {"abcd:2344::/31", ParseIP("abcd:2344::"), &IPNet{ParseIP("abcd:2344::"), IPMask(ParseIP("ffff:fffe::"))}, nil}, + {"abcd:2300::/24", ParseIP("abcd:2300::"), &IPNet{ParseIP("abcd:2300::"), IPMask(ParseIP("ffff:ff00::"))}, nil}, + {"abcd:2345::/24", ParseIP("abcd:2345::"), &IPNet{ParseIP("abcd:2300::"), IPMask(ParseIP("ffff:ff00::"))}, nil}, + {"2001:DB8::/48", ParseIP("2001:DB8::"), &IPNet{ParseIP("2001:DB8::"), IPMask(ParseIP("ffff:ffff:ffff::"))}, nil}, + {"2001:DB8::1/48", ParseIP("2001:DB8::1"), &IPNet{ParseIP("2001:DB8::"), IPMask(ParseIP("ffff:ffff:ffff::"))}, nil}, + {"192.168.1.1/255.255.255.0", nil, nil, &ParseError{"CIDR address", "192.168.1.1/255.255.255.0"}}, + {"192.168.1.1/35", nil, nil, &ParseError{"CIDR address", "192.168.1.1/35"}}, + {"2001:db8::1/-1", nil, nil, &ParseError{"CIDR address", "2001:db8::1/-1"}}, + {"", nil, nil, &ParseError{"CIDR address", ""}}, } func TestParseCIDR(t *testing.T) { for _, tt := range parsecidrtests { - if ip, mask, err := ParseCIDR(tt.in); !isEqual(ip, tt.ip) || !isEqual(mask, tt.mask) || !reflect.DeepEqual(err, tt.err) { - t.Errorf("ParseCIDR(%q) = %v, %v, %v; want %v, %v, %v", tt.in, ip, mask, err, tt.ip, tt.mask, tt.err) + ip, net, err := ParseCIDR(tt.in) + if !reflect.DeepEqual(err, tt.err) { + t.Errorf("ParseCIDR(%q) = %v, %v; want %v, %v", tt.in, ip, net, tt.ip, tt.net) + } + if err == nil && (!tt.ip.Equal(ip) || !tt.net.IP.Equal(net.IP) || !isEqual(net.Mask, tt.net.Mask)) { + t.Errorf("ParseCIDR(%q) = %v, {%v, %v}; want %v {%v, %v}", tt.in, ip, net.IP, net.Mask, tt.ip, tt.net.IP, tt.net.Mask) + } + } +} + +var ipnetcontainstests = []struct { + ip IP + net *IPNet + ok bool +}{ + {IPv4(172, 16, 1, 1), &IPNet{IPv4(172, 16, 0, 0), CIDRMask(12, 32)}, true}, + {IPv4(172, 24, 0, 1), &IPNet{IPv4(172, 16, 0, 0), CIDRMask(13, 32)}, false}, + {IPv4(192, 168, 0, 3), &IPNet{IPv4(192, 168, 0, 0), IPv4Mask(0, 0, 255, 252)}, true}, + {IPv4(192, 168, 0, 4), &IPNet{IPv4(192, 168, 0, 0), IPv4Mask(0, 255, 0, 252)}, false}, + {ParseIP("2001:db8:1:2::1"), &IPNet{ParseIP("2001:db8:1::"), CIDRMask(47, 128)}, true}, + {ParseIP("2001:db8:1:2::1"), &IPNet{ParseIP("2001:db8:2::"), CIDRMask(47, 128)}, false}, + {ParseIP("2001:db8:1:2::1"), &IPNet{ParseIP("2001:db8:1::"), IPMask(ParseIP("ffff:0:ffff::"))}, true}, + {ParseIP("2001:db8:1:2::1"), &IPNet{ParseIP("2001:db8:1::"), IPMask(ParseIP("0:0:0:ffff::"))}, false}, +} + +func TestIPNetContains(t *testing.T) { + for _, tt := range ipnetcontainstests { + if ok := tt.net.Contains(tt.ip); ok != tt.ok { + t.Errorf("IPNet(%v).Contains(%v) = %v, want %v", tt.net, tt.ip, ok, tt.ok) + } + } +} + +var ipnetstringtests = []struct { + in *IPNet + out string +}{ + {&IPNet{IPv4(192, 168, 1, 0), CIDRMask(26, 32)}, "192.168.1.0/26"}, + {&IPNet{IPv4(192, 168, 1, 0), IPv4Mask(255, 0, 255, 0)}, "192.168.1.0/ff00ff00"}, + {&IPNet{ParseIP("2001:db8::"), CIDRMask(55, 128)}, "2001:db8::/55"}, + {&IPNet{ParseIP("2001:db8::"), IPMask(ParseIP("8000:f123:0:cafe::"))}, "2001:db8::/8000f1230000cafe0000000000000000"}, +} + +func TestIPNetString(t *testing.T) { + for _, tt := range ipnetstringtests { + if out := tt.in.String(); out != tt.out { + t.Errorf("IPNet.String(%v) = %q, want %q", tt.in, out, tt.out) + } + } +} + +var cidrmasktests = []struct { + ones int + bits int + out IPMask +}{ + {0, 32, IPv4Mask(0, 0, 0, 0)}, + {12, 32, IPv4Mask(255, 240, 0, 0)}, + {24, 32, IPv4Mask(255, 255, 255, 0)}, + {32, 32, IPv4Mask(255, 255, 255, 255)}, + {0, 128, IPMask{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}}, + {4, 128, IPMask{0xf0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}}, + {48, 128, IPMask{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}}, + {128, 128, IPMask{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff}}, + {33, 32, nil}, + {32, 33, nil}, + {-1, 128, nil}, + {128, -1, nil}, +} + +func TestCIDRMask(t *testing.T) { + for _, tt := range cidrmasktests { + if out := CIDRMask(tt.ones, tt.bits); !isEqual(out, tt.out) { + t.Errorf("CIDRMask(%v, %v) = %v, want %v", tt.ones, tt.bits, out, tt.out) + } + } +} + +var ( + v4addr = IP{192, 168, 0, 1} + v4mappedv6addr = IP{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xff, 0xff, 192, 168, 0, 1} + v6addr = IP{0x20, 0x1, 0xd, 0xb8, 0, 0, 0, 0, 0, 0, 0x1, 0x23, 0, 0x12, 0, 0x1} + v4mask = IPMask{255, 255, 255, 0} + v4mappedv6mask = IPMask{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 255, 255, 255, 0} + v6mask = IPMask{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0, 0, 0, 0, 0, 0, 0, 0} + badaddr = IP{192, 168, 0} + badmask = IPMask{255, 255, 0} + v4maskzero = IPMask{0, 0, 0, 0} +) + +var networknumberandmasktests = []struct { + in IPNet + out IPNet +}{ + {IPNet{v4addr, v4mask}, IPNet{v4addr, v4mask}}, + {IPNet{v4addr, v4mappedv6mask}, IPNet{v4addr, v4mask}}, + {IPNet{v4mappedv6addr, v4mappedv6mask}, IPNet{v4addr, v4mask}}, + {IPNet{v4mappedv6addr, v6mask}, IPNet{v4addr, v4maskzero}}, + {IPNet{v4addr, v6mask}, IPNet{v4addr, v4maskzero}}, + {IPNet{v6addr, v6mask}, IPNet{v6addr, v6mask}}, + {IPNet{v6addr, v4mappedv6mask}, IPNet{v6addr, v4mappedv6mask}}, + {in: IPNet{v6addr, v4mask}}, + {in: IPNet{v4addr, badmask}}, + {in: IPNet{v4mappedv6addr, badmask}}, + {in: IPNet{v6addr, badmask}}, + {in: IPNet{badaddr, v4mask}}, + {in: IPNet{badaddr, v4mappedv6mask}}, + {in: IPNet{badaddr, v6mask}}, + {in: IPNet{badaddr, badmask}}, +} + +func TestNetworkNumberAndMask(t *testing.T) { + for _, tt := range networknumberandmasktests { + ip, m := networkNumberAndMask(&tt.in) + out := &IPNet{ip, m} + if !reflect.DeepEqual(&tt.out, out) { + t.Errorf("networkNumberAndMask(%v) = %v; want %v", tt.in, out, &tt.out) } } } @@ -158,10 +312,10 @@ var ipaftests = []struct { func TestIPAddrFamily(t *testing.T) { for _, tt := range ipaftests { if af := tt.in.To4() != nil; af != tt.af4 { - t.Errorf("verifying IPv4 address family for %#q = %v, want %v", tt.in, af, tt.af4) + t.Errorf("verifying IPv4 address family for %q = %v, want %v", tt.in, af, tt.af4) } if af := len(tt.in) == IPv6len && tt.in.To4() == nil; af != tt.af6 { - t.Errorf("verifying IPv6 address family for %#q = %v, want %v", tt.in, af, tt.af6) + t.Errorf("verifying IPv6 address family for %q = %v, want %v", tt.in, af, tt.af6) } } } @@ -209,7 +363,7 @@ func name(f interface{}) string { func TestIPAddrScope(t *testing.T) { for _, tt := range ipscopetests { if ok := tt.scope(tt.in); ok != tt.ok { - t.Errorf("%s(%#q) = %v, want %v", name(tt.scope), tt.in, ok, tt.ok) + t.Errorf("%s(%q) = %v, want %v", name(tt.scope), tt.in, ok, tt.ok) } } } |