package net_test import ( "net" "testing" "github.com/google/go-cmp/cmp" . "github.com/v2fly/v2ray-core/v4/common/net" ) func TestAddressProperty(t *testing.T) { type addrProprty struct { IP []byte Domain string Family AddressFamily String string } testCases := []struct { Input Address Output addrProprty }{ { Input: IPAddress([]byte{byte(1), byte(2), byte(3), byte(4)}), Output: addrProprty{ IP: []byte{byte(1), byte(2), byte(3), byte(4)}, Family: AddressFamilyIPv4, String: "1.2.3.4", }, }, { Input: IPAddress([]byte{ byte(1), byte(2), byte(3), byte(4), byte(1), byte(2), byte(3), byte(4), byte(1), byte(2), byte(3), byte(4), byte(1), byte(2), byte(3), byte(4), }), Output: addrProprty{ IP: []byte{ byte(1), byte(2), byte(3), byte(4), byte(1), byte(2), byte(3), byte(4), byte(1), byte(2), byte(3), byte(4), byte(1), byte(2), byte(3), byte(4), }, Family: AddressFamilyIPv6, String: "[102:304:102:304:102:304:102:304]", }, }, { Input: IPAddress([]byte{ byte(0), byte(0), byte(0), byte(0), byte(0), byte(0), byte(0), byte(0), byte(0), byte(0), byte(255), byte(255), byte(1), byte(2), byte(3), byte(4), }), Output: addrProprty{ IP: []byte{byte(1), byte(2), byte(3), byte(4)}, Family: AddressFamilyIPv4, String: "1.2.3.4", }, }, { Input: DomainAddress("v2fly.org"), Output: addrProprty{ Domain: "v2fly.org", Family: AddressFamilyDomain, String: "v2fly.org", }, }, { Input: IPAddress(net.IPv4(1, 2, 3, 4)), Output: addrProprty{ IP: []byte{byte(1), byte(2), byte(3), byte(4)}, Family: AddressFamilyIPv4, String: "1.2.3.4", }, }, { Input: ParseAddress("[2001:4860:0:2001::68]"), Output: addrProprty{ IP: []byte{0x20, 0x01, 0x48, 0x60, 0x00, 0x00, 0x20, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x68}, Family: AddressFamilyIPv6, String: "[2001:4860:0:2001::68]", }, }, { Input: ParseAddress("::0"), Output: addrProprty{ IP: AnyIPv6.IP(), Family: AddressFamilyIPv6, String: "[::]", }, }, { Input: ParseAddress("[::ffff:123.151.71.143]"), Output: addrProprty{ IP: []byte{123, 151, 71, 143}, Family: AddressFamilyIPv4, String: "123.151.71.143", }, }, { Input: NewIPOrDomain(ParseAddress("v2fly.org")).AsAddress(), Output: addrProprty{ Domain: "v2fly.org", Family: AddressFamilyDomain, String: "v2fly.org", }, }, { Input: NewIPOrDomain(ParseAddress("8.8.8.8")).AsAddress(), Output: addrProprty{ IP: []byte{8, 8, 8, 8}, Family: AddressFamilyIPv4, String: "8.8.8.8", }, }, { Input: NewIPOrDomain(ParseAddress("[2001:4860:0:2001::68]")).AsAddress(), Output: addrProprty{ IP: []byte{0x20, 0x01, 0x48, 0x60, 0x00, 0x00, 0x20, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x68}, Family: AddressFamilyIPv6, String: "[2001:4860:0:2001::68]", }, }, } for _, testCase := range testCases { actual := addrProprty{ Family: testCase.Input.Family(), String: testCase.Input.String(), } if testCase.Input.Family().IsIP() { actual.IP = testCase.Input.IP() } else { actual.Domain = testCase.Input.Domain() } if r := cmp.Diff(actual, testCase.Output); r != "" { t.Error("for input: ", testCase.Input, ":", r) } } } func TestInvalidAddressConvertion(t *testing.T) { panics := func(f func()) (ret bool) { defer func() { if r := recover(); r != nil { ret = true } }() f() return false } testCases := []func(){ func() { ParseAddress("8.8.8.8").Domain() }, func() { ParseAddress("2001:4860:0:2001::68").Domain() }, func() { ParseAddress("v2fly.org").IP() }, } for idx, testCase := range testCases { if !panics(testCase) { t.Error("case ", idx, " failed") } } } func BenchmarkParseAddressIPv4(b *testing.B) { for i := 0; i < b.N; i++ { addr := ParseAddress("8.8.8.8") if addr.Family() != AddressFamilyIPv4 { panic("not ipv4") } } } func BenchmarkParseAddressIPv6(b *testing.B) { for i := 0; i < b.N; i++ { addr := ParseAddress("2001:4860:0:2001::68") if addr.Family() != AddressFamilyIPv6 { panic("not ipv6") } } } func BenchmarkParseAddressDomain(b *testing.B) { for i := 0; i < b.N; i++ { addr := ParseAddress("v2fly.org") if addr.Family() != AddressFamilyDomain { panic("not domain") } } }