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list_test.go
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package asndb
import (
"net/netip"
"reflect"
"sort"
"testing"
)
func TestNewRegistry(t *testing.T) {
tests := []struct {
name string
asn []AS
wantASN []int
wantZoneLen int
}{
{
name: "test sort",
asn: []AS{
{
StartIP: netip.MustParseAddr("7.0.0.0"),
EndIP: netip.MustParseAddr("8.0.0.0"),
ASNumber: 4,
},
{
StartIP: netip.MustParseAddr("2.0.0.0"),
EndIP: netip.MustParseAddr("3.0.0.0"),
ASNumber: 1,
},
{
StartIP: netip.MustParseAddr("1.0.0.0"),
EndIP: netip.MustParseAddr("2.0.0.0"),
ASNumber: 0,
},
{
StartIP: netip.MustParseAddr("4.0.0.0"),
EndIP: netip.MustParseAddr("5.0.0.0"),
ASNumber: 3,
},
{
StartIP: netip.MustParseAddr("3.0.0.0"),
EndIP: netip.MustParseAddr("4.0.0.0"),
ASNumber: 2,
}, {
StartIP: netip.MustParseAddr("5.0.0.0"),
EndIP: netip.MustParseAddr("6.0.0.0"),
ASNumber: 2,
}, {
StartIP: netip.MustParseAddr("6.0.0.0"),
EndIP: netip.MustParseAddr("7.0.0.0"),
ASNumber: 2,
},
},
wantASN: []int{0, 1, 2, 3, 2, 2, 4},
wantZoneLen: 7,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got := NewASList(tt.asn)
var asl []int
for i, want := range tt.wantASN {
gotAsn := got.s[i].ASNumber
asl = append(asl, got.s[i].ASNumber)
if gotAsn != want {
t.Errorf("ASN.s[%d].ASNumber = %v, want %v", i, gotAsn, want)
}
}
if t.Failed() {
t.Logf("wanted asn: %v", tt.wantASN)
t.Logf("got asn: %v", asl)
}
gotZoneLen := len(got.s)
if gotZoneLen != tt.wantZoneLen {
t.Errorf("ASN.ZoneLen() = %v, want %v", gotZoneLen, tt.wantZoneLen)
}
})
}
}
func TestRegistry_Find(t *testing.T) {
type subtest struct {
name string
ip netip.Addr
wantEmpty bool
wantASN int
wantAS AS
}
tests := []struct {
name string
r *ASList
assumeCorrect bool
lookups []subtest
}{
{
//this is a simple gap less lookup, checks for upper and lower bounds
name: "simple lookup",
r: NewASList([]AS{
{
StartIP: netip.MustParseAddr("1.0.0.0"),
EndIP: netip.MustParseAddr("1.255.255.255"),
ASNumber: 1,
}, {
StartIP: netip.MustParseAddr("2.0.0.0"),
EndIP: netip.MustParseAddr("2.255.255.255"),
ASNumber: 2,
}, {
StartIP: netip.MustParseAddr("3.0.0.0"),
EndIP: netip.MustParseAddr("3.1.255.255"),
ASNumber: 3,
}, {
StartIP: netip.MustParseAddr("3.2.0.0"),
EndIP: netip.MustParseAddr("3.2.255.255"),
ASNumber: 4,
},
}),
lookups: []subtest{
{
name: "not found lower bound",
ip: netip.MustParseAddr("0.1.1.1"),
wantEmpty: true,
},
{
name: "1",
ip: netip.MustParseAddr("1.1.1.1"),
wantASN: 1,
wantAS: AS{
StartIP: netip.MustParseAddr("1.0.0.0"),
EndIP: netip.MustParseAddr("1.255.255.255"),
ASNumber: 1,
},
}, {
name: "2",
ip: netip.MustParseAddr("2.2.2.2"),
wantASN: 2,
}, {
name: "3-1",
ip: netip.MustParseAddr("3.0.3.3"),
wantASN: 3,
}, {
name: "3-2",
ip: netip.MustParseAddr("3.1.3.3"),
wantASN: 3,
}, {
name: "4",
ip: netip.MustParseAddr("3.2.2.2"),
wantASN: 4,
}, {
name: "not found higher bound",
ip: netip.MustParseAddr("55.55.55.55"),
wantEmpty: true,
},
},
}, {
//this is a gap-ed lookup, checks for midpoint
name: "gap test",
r: NewASList([]AS{
{
StartIP: netip.MustParseAddr("1.0.0.0"),
EndIP: netip.MustParseAddr("1.255.255.255"),
ASNumber: 1,
}, {
StartIP: netip.MustParseAddr("3.0.0.0"),
EndIP: netip.MustParseAddr("3.255.255.255"),
ASNumber: 2,
},
}),
lookups: []subtest{
{
name: "not found lower bound",
ip: netip.MustParseAddr("0.1.1.1"),
wantEmpty: true,
},
{
name: "1",
ip: netip.MustParseAddr("1.1.1.1"),
wantASN: 1,
}, {
name: "middle gap",
ip: netip.MustParseAddr("2.2.2.2"),
wantEmpty: true,
}, {
name: "3-1",
ip: netip.MustParseAddr("3.0.3.3"),
wantASN: 2,
}, {
name: "3-2",
ip: netip.MustParseAddr("3.1.3.3"),
wantASN: 2,
}, {
name: "not found higher bound",
ip: netip.MustParseAddr("55.55.55.55"),
wantEmpty: true,
},
},
}, {
//this check midpoint but checks if assumptions is correct
name: "gap test",
r: NewASList([]AS{
{
StartIP: netip.MustParseAddr("1.0.0.0"),
EndIP: netip.MustParseAddr("1.255.255.255"),
ASNumber: 1,
}, {
StartIP: netip.MustParseAddr("3.0.0.0"),
EndIP: netip.MustParseAddr("3.255.255.255"),
ASNumber: 2,
}, {
StartIP: netip.MustParseAddr("5.0.0.0"),
EndIP: netip.MustParseAddr("5.255.255.255"),
ASNumber: 3,
},
}),
assumeCorrect: true,
lookups: []subtest{
{
name: "1",
ip: netip.MustParseAddr("1.1.1.1"),
wantASN: 1,
}, {
name: "gap 1",
ip: netip.MustParseAddr("2.2.2.2"),
wantEmpty: true,
}, {
name: "2",
ip: netip.MustParseAddr("3.0.3.3"),
wantASN: 2,
}, {
name: "gap 2",
ip: netip.MustParseAddr("4.2.2.2"),
wantEmpty: true,
}, {
name: "3",
ip: netip.MustParseAddr("5.0.3.3"),
wantASN: 3,
},
},
}, {
name: "precise list",
r: NewASList([]AS{
{
StartIP: netip.MustParseAddr("1.0.0.1"),
EndIP: netip.MustParseAddr("1.0.0.1"),
ASNumber: 1,
}, {
StartIP: netip.MustParseAddr("1.0.0.2"),
EndIP: netip.MustParseAddr("1.0.0.2"),
ASNumber: 2,
}, {
StartIP: netip.MustParseAddr("1.0.0.3"),
EndIP: netip.MustParseAddr("1.0.0.3"),
ASNumber: 3,
}, {
StartIP: netip.MustParseAddr("1.0.0.4"),
EndIP: netip.MustParseAddr("1.0.0.4"),
ASNumber: 4,
}, {
StartIP: netip.MustParseAddr("1.0.0.5"),
EndIP: netip.MustParseAddr("1.0.0.5"),
ASNumber: 5,
},
}),
lookups: []subtest{
{
name: "1",
ip: netip.MustParseAddr("1.0.0.1"),
wantASN: 1,
}, {
name: "2",
ip: netip.MustParseAddr("1.0.0.2"),
wantASN: 2,
}, {
name: "3",
ip: netip.MustParseAddr("1.0.0.3"),
wantASN: 3,
}, {
name: "4",
ip: netip.MustParseAddr("1.0.0.4"),
wantASN: 4,
}, {
name: "5",
ip: netip.MustParseAddr("1.0.0.5"),
wantASN: 5,
},
},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
r := tc.r
for _, tt := range tc.lookups {
t.Run(tt.name, func(t *testing.T) {
gotAS, gotFound := r.Find(tt.ip)
if tt.wantEmpty {
if gotFound {
t.Errorf("ASList.Find() Found = %v, want false", gotFound)
}
if gotAS != (AS{}) {
t.Errorf("ASList.Find() AS = %v, want empty", gotAS)
}
}
if (!tt.wantEmpty) != gotFound {
t.Errorf("ASList.Find() Found = %v, want %t", gotFound, !tt.wantEmpty)
}
if gotAS.ASNumber != tt.wantASN {
t.Errorf("ASList.Find() ASN = %v, want %v", gotAS.ASNumber, tt.wantASN)
}
if tt.wantAS.StartIP.IsValid() && tt.wantAS.EndIP.IsValid() {
if !reflect.DeepEqual(gotAS, tt.wantAS) {
t.Errorf("ASList.Find() AS = %v, want %v", gotAS, tt.wantAS)
}
}
if tc.assumeCorrect == false && !tt.wantEmpty {
if gotAS.Contains(tt.ip) == false {
t.Errorf("ASList.Find() AS does not actually contain %v", tt.ip)
}
}
if t.Failed() {
t.Logf("ASList.Find() AS = %v, Found = %v, ASN = %d", gotAS, gotFound, gotAS.ASNumber)
}
})
}
})
}
}
func TestRegistry_FindList(t *testing.T) {
type subtest struct {
name string
ip netip.Addr
search uint
wantASN []int
//wantAS []AS
}
tests := []struct {
name string
r *ASList
lookups []subtest
}{
{
name: "overlapping 1",
r: NewASList([]AS{
{
ASNumber: 1,
StartIP: netip.MustParseAddr("1.0.0.0"),
EndIP: netip.MustParseAddr("1.255.255.255"),
}, {
ASNumber: 1,
StartIP: netip.MustParseAddr("1.5.0.0"),
EndIP: netip.MustParseAddr("1.255.255.255"),
}, {
ASNumber: 2,
StartIP: netip.MustParseAddr("1.30.0.0"),
EndIP: netip.MustParseAddr("2.255.255.255"),
}, {
ASNumber: 2,
StartIP: netip.MustParseAddr("1.50.0.0"),
EndIP: netip.MustParseAddr("2.255.255.255"),
}, {
ASNumber: 100,
StartIP: netip.MustParseAddr("1.50.0.0"),
EndIP: netip.MustParseAddr("1.50.255.255"),
}, {
ASNumber: 3,
StartIP: netip.MustParseAddr("1.60.0.0"),
EndIP: netip.MustParseAddr("3.255.255.255"),
}, {
ASNumber: 100,
StartIP: netip.MustParseAddr("1.61.0.0"),
EndIP: netip.MustParseAddr("1.61.255.255"),
}, {
ASNumber: 3,
StartIP: netip.MustParseAddr("1.62.0.0"),
EndIP: netip.MustParseAddr("3.255.255.255"),
}, {
ASNumber: 100,
StartIP: netip.MustParseAddr("1.63.0.0"),
EndIP: netip.MustParseAddr("1.61.255.255"),
}, {
ASNumber: 4,
StartIP: netip.MustParseAddr("1.70.0.0"),
EndIP: netip.MustParseAddr("4.255.255.255"),
}, {
ASNumber: 5,
StartIP: netip.MustParseAddr("5.0.0.0"),
EndIP: netip.MustParseAddr("5.255.255.255"),
}}),
lookups: []subtest{
{
name: "first",
ip: netip.MustParseAddr("1.80.0.0"),
search: 3,
wantASN: []int{4, 3, 3, 2, 2, 1, 1},
}, {
name: "second",
ip: netip.MustParseAddr("1.80.0.0"),
search: 2,
wantASN: []int{4, 3, 3},
}, {
name: "third",
ip: netip.MustParseAddr("1.80.0.0"),
search: 1,
wantASN: []int{4, 3},
}, {
name: "fourth",
ip: netip.MustParseAddr("1.80.0.0"),
search: 0,
wantASN: []int{4},
}, {
name: "last",
ip: netip.MustParseAddr("5.5.0.0"),
search: 1,
wantASN: []int{5},
},
},
}, {
name: "overlapping 2",
r: NewASList([]AS{
{
ASNumber: 100,
StartIP: netip.MustParseAddr("0.1.0.0"),
EndIP: netip.MustParseAddr("0.1.255.255"),
}, {
ASNumber: 1,
StartIP: netip.MustParseAddr("1.0.0.0"),
EndIP: netip.MustParseAddr("1.255.255.255"),
}, {
ASNumber: 1,
StartIP: netip.MustParseAddr("1.5.0.0"),
EndIP: netip.MustParseAddr("1.255.255.255"),
}, {
ASNumber: 2,
StartIP: netip.MustParseAddr("1.30.0.0"),
EndIP: netip.MustParseAddr("2.255.255.255"),
}, {
ASNumber: 2,
StartIP: netip.MustParseAddr("1.50.0.0"),
EndIP: netip.MustParseAddr("2.255.255.255"),
}, {
ASNumber: 100,
StartIP: netip.MustParseAddr("1.52.0.0"),
EndIP: netip.MustParseAddr("1.50.255.255"),
}, {
ASNumber: 3,
StartIP: netip.MustParseAddr("1.54.0.0"),
EndIP: netip.MustParseAddr("3.255.255.255"),
}, {
ASNumber: 100,
StartIP: netip.MustParseAddr("1.56.0.0"),
EndIP: netip.MustParseAddr("1.61.255.255"),
}, {
ASNumber: 4,
StartIP: netip.MustParseAddr("1.58.0.0"),
EndIP: netip.MustParseAddr("4.255.255.255"),
}, {
ASNumber: 5,
StartIP: netip.MustParseAddr("1.60.0.0"),
EndIP: netip.MustParseAddr("5.0.255.255"),
}, {
ASNumber: 5,
StartIP: netip.MustParseAddr("1.64.0.0"),
EndIP: netip.MustParseAddr("5.255.255.255"),
}, {
ASNumber: 100,
StartIP: netip.MustParseAddr("1.66.0.0"),
EndIP: netip.MustParseAddr("1.65.255.255"),
}, {
ASNumber: 6,
StartIP: netip.MustParseAddr("1.68.0.0"),
EndIP: netip.MustParseAddr("6.255.255.255"),
}, {
ASNumber: 7,
StartIP: netip.MustParseAddr("1.69.0.0"),
EndIP: netip.MustParseAddr("7.255.255.255"),
}, {
ASNumber: 100,
StartIP: netip.MustParseAddr("1.69.5.0"),
EndIP: netip.MustParseAddr("1.69.255.255"),
}, {
ASNumber: 8,
StartIP: netip.MustParseAddr("1.70.0.0"),
EndIP: netip.MustParseAddr("8.255.255.255"),
}, {
ASNumber: 9,
StartIP: netip.MustParseAddr("1.79.0.0"),
EndIP: netip.MustParseAddr("9.255.255.255"),
}, {
ASNumber: 10,
StartIP: netip.MustParseAddr("1.80.0.0"),
EndIP: netip.MustParseAddr("10.255.255.255"),
}, {
ASNumber: 11,
StartIP: netip.MustParseAddr("1.80.0.1"),
EndIP: netip.MustParseAddr("11.255.255.255"),
},
},
),
lookups: []subtest{
{
name: "zero",
ip: netip.MustParseAddr("1.80.0.0"),
search: 0,
wantASN: []int{10, 9, 8},
}, {
name: "one",
ip: netip.MustParseAddr("1.80.0.0"),
search: 1,
wantASN: []int{10, 9, 8, 7, 6},
}, {
name: "two",
ip: netip.MustParseAddr("1.80.0.0"),
search: 2,
wantASN: []int{10, 9, 8, 7, 6, 5, 5, 4},
}, {
name: "three",
ip: netip.MustParseAddr("1.80.0.0"),
search: 3,
wantASN: []int{10, 9, 8, 7, 6, 5, 5, 4, 3},
}, {
name: "four",
ip: netip.MustParseAddr("1.80.0.0"),
search: 4,
wantASN: []int{10, 9, 8, 7, 6, 5, 5, 4, 3, 2, 2, 1, 1},
}, {
name: "five",
ip: netip.MustParseAddr("1.80.0.0"),
search: 5,
wantASN: []int{10, 9, 8, 7, 6, 5, 5, 4, 3, 2, 2, 1, 1},
}, {
name: "ten",
ip: netip.MustParseAddr("1.80.0.0"),
search: 10,
wantASN: []int{10, 9, 8, 7, 6, 5, 5, 4, 3, 2, 2, 1, 1},
}, {
name: "last",
ip: netip.MustParseAddr("10.0.0.0"),
search: 0,
wantASN: []int{11, 10},
}, {
name: "5-1",
ip: netip.MustParseAddr("1.64.0.0"),
search: 2,
wantASN: []int{5, 5, 4, 3, 2, 2, 1, 1},
},
},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
r := tc.r
for _, tt := range tc.lookups {
t.Run(tt.name, func(t *testing.T) {
gotASList := r.FindList(tt.ip, tt.search)
col := make([]int, 0, len(gotASList))
if len(gotASList) != len(tt.wantASN) {
t.Errorf("ASList.FindList() length = %v, want %v", len(gotASList), len(tt.wantASN))
}
for i, as := range gotASList {
if !as.Contains(tt.ip) {
t.Errorf("ASList.FindList()[%d] does not actually contain %v", i, tt.ip)
}
}
if tt.wantASN != nil {
for i, as := range gotASList {
col = append(col, as.ASNumber)
if i >= len(tt.wantASN) {
t.Errorf("ASList.FindList()[%d] = %v, but is not wanted", i, as.ASNumber)
continue
}
if as.ASNumber != tt.wantASN[i] {
t.Errorf("ASList.FindList()[%d] = %v, want %v", i, as.ASNumber, tt.wantASN[i])
}
}
if t.Failed() {
t.Logf("ASList.FindList() = %v, want %v", col, tt.wantASN)
}
}
})
}
})
}
}
func TestRegistry_Index(t *testing.T) {
reg1 := NewASList([]AS{
{ASNumber: 0, StartIP: netip.MustParseAddr("1.1.0.0"), EndIP: netip.MustParseAddr("1.1.255.255")},
{ASNumber: 1, StartIP: netip.MustParseAddr("1.2.0.0"), EndIP: netip.MustParseAddr("1.2.255.255")},
{ASNumber: 2, StartIP: netip.MustParseAddr("1.3.0.0"), EndIP: netip.MustParseAddr("1.3.255.255")},
})
reg2 := NewASList([]AS{
{StartIP: netip.MustParseAddr("0.0.0.5"), EndIP: netip.MustParseAddr("1.0.0.0"), ASNumber: 0},
{StartIP: netip.MustParseAddr("1.0.0.1"), EndIP: netip.MustParseAddr("1.0.0.1"), ASNumber: 1},
{StartIP: netip.MustParseAddr("1.0.0.2"), EndIP: netip.MustParseAddr("1.0.0.2"), ASNumber: 2},
{StartIP: netip.MustParseAddr("1.0.0.3"), EndIP: netip.MustParseAddr("1.0.0.3"), ASNumber: 3},
{StartIP: netip.MustParseAddr("1.0.0.4"), EndIP: netip.MustParseAddr("1.0.0.4"), ASNumber: 4},
{StartIP: netip.MustParseAddr("1.0.0.5"), EndIP: netip.MustParseAddr("1.0.0.5"), ASNumber: 5},
})
tests := []struct {
name string
r *ASList
ip netip.Addr
want int
}{
{name: "-1", r: reg1, ip: netip.MustParseAddr("0.0.0.0"), want: -1},
{name: "-1", r: reg1, ip: netip.MustParseAddr("0.1.0.0"), want: -1},
{name: "0", r: reg1, ip: netip.MustParseAddr("1.1.0.0"), want: 0},
{name: "0-2", r: reg1, ip: netip.MustParseAddr("1.1.1.1"), want: 0},
{name: "0-2", r: reg1, ip: netip.MustParseAddr("1.1.255.255"), want: 0},
{name: "1", r: reg1, ip: netip.MustParseAddr("1.2.0.0"), want: 1},
{name: "1-2", r: reg1, ip: netip.MustParseAddr("1.2.10.0"), want: 1},
{name: "1-3", r: reg1, ip: netip.MustParseAddr("1.2.255.255"), want: 1},
{name: "2-1", r: reg1, ip: netip.MustParseAddr("1.3.0.0"), want: 2},
{name: "2-2", r: reg1, ip: netip.MustParseAddr("1.3.0.5"), want: 2},
{name: "2-3", r: reg1, ip: netip.MustParseAddr("1.3.255.255"), want: 2},
{name: "+2", r: reg1, ip: netip.MustParseAddr("1.4.255.255"), want: 2},
{name: "p-1", r: reg2, ip: netip.MustParseAddr("0.0.0.1"), want: -1},
{name: "p0", r: reg2, ip: netip.MustParseAddr("0.5.5.5"), want: 0},
{name: "p1", r: reg2, ip: netip.MustParseAddr("1.0.0.1"), want: 1},
{name: "p2", r: reg2, ip: netip.MustParseAddr("1.0.0.2"), want: 2},
{name: "p3", r: reg2, ip: netip.MustParseAddr("1.0.0.3"), want: 3},
{name: "p4", r: reg2, ip: netip.MustParseAddr("1.0.0.4"), want: 4},
{name: "p5", r: reg2, ip: netip.MustParseAddr("1.0.0.5"), want: 5},
{name: "p5", r: reg2, ip: netip.MustParseAddr("1.0.0.6"), want: 5},
{name: "p5", r: reg2, ip: netip.MustParseAddr("1.0.0.7"), want: 5},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if got := tt.r.Index(tt.ip); got != tt.want {
t.Errorf("ASList.getIndex(%v) = %v, want %v", tt.ip, got, tt.want)
const offset = 3
start := got - offset
if start < 0 {
start = 0
}
for i := start; i < got+offset+1; i++ {
s := " "
switch i {
case got:
s = ">"
case tt.want:
s = "*"
}
t.Logf("%ss[%d] = %v", s, i, tt.r.s[i].StartIP)
}
}
})
}
}
func TestASList_FromIndex(t *testing.T) {
reg1 := NewASList([]AS{
{ASNumber: 5, StartIP: netip.MustParseAddr("1.1.0.0"), EndIP: netip.MustParseAddr("1.1.255.255")},
{ASNumber: 10, StartIP: netip.MustParseAddr("1.2.0.0"), EndIP: netip.MustParseAddr("1.2.255.255")},
{ASNumber: 22, StartIP: netip.MustParseAddr("1.3.0.0"), EndIP: netip.MustParseAddr("1.3.255.255")},
{ASNumber: 33, StartIP: netip.MustParseAddr("1.4.0.0"), EndIP: netip.MustParseAddr("1.4.255.255")},
})
tests := []struct {
name string
r *ASList
idx int
wantASN int
wantFound bool
}{
{name: "-2", r: reg1, idx: -2, wantASN: 0, wantFound: false},
{name: "-1", r: reg1, idx: -1, wantASN: 0, wantFound: false},
{name: "0", r: reg1, idx: 0, wantASN: 5, wantFound: true},
{name: "1", r: reg1, idx: 1, wantASN: 10, wantFound: true},
{name: "2", r: reg1, idx: 2, wantASN: 22, wantFound: true},
{name: "3", r: reg1, idx: 3, wantASN: 33, wantFound: true},
{name: "4", r: reg1, idx: 4, wantASN: 0, wantFound: false},
{name: "5", r: reg1, idx: 5, wantASN: 0, wantFound: false},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
gotAS, found := tt.r.FromIndex(tt.idx)
if gotAS.ASNumber != tt.wantASN || found != tt.wantFound {
t.Errorf("ASList.FromIndex(%v) = %v, %v, want %v, %v", tt.idx, gotAS.ASNumber, found, tt.wantASN, tt.wantFound)
}
})
}
t.Run("Length", func(t *testing.T) {
if got := reg1.IndexLen(); got != len(reg1.s) {
t.Errorf("ASList.Length() = %v, want %v", got, len(reg1.s))
}
})
}
func TestRegistry_Integration(t *testing.T) {
ASNs := []AS{
{
StartIP: netip.MustParseAddr("7.0.0.0"),
EndIP: netip.MustParseAddr("8.0.0.0"),
ASNumber: 4,
ASDescription: "the 4th asn",
},
{
StartIP: netip.MustParseAddr("2.0.0.0"),
EndIP: netip.MustParseAddr("3.0.0.0"),
ASNumber: 1,
},
{
StartIP: netip.MustParseAddr("1.0.0.0"),
EndIP: netip.MustParseAddr("2.0.0.0"),
ASNumber: 0,
ASDescription: "the 0th asn",
CountryCode: "nil",
},
{
StartIP: netip.MustParseAddr("4.0.0.0"),
EndIP: netip.MustParseAddr("5.0.0.0"),
ASNumber: 3,
},
{
StartIP: netip.MustParseAddr("3.0.0.0"),
EndIP: netip.MustParseAddr("4.0.0.0"),
ASNumber: 2,
}, {
StartIP: netip.MustParseAddr("5.0.0.0"),
EndIP: netip.MustParseAddr("6.0.0.0"),
ASNumber: 2,
}, {
StartIP: netip.MustParseAddr("6.0.0.0"),
EndIP: netip.MustParseAddr("7.0.0.0"),
ASNumber: 2,
},
}
r := NewASList(ASNs)
wantASNOrder := []int{0, 1, 2, 3, 2, 2, 4}
wantZoneLen := 7
wantFind := []struct {
ip netip.Addr
wantASN int
}{
{
ip: netip.MustParseAddr("0.0.0.0"),
wantASN: -1,
}, {
ip: netip.MustParseAddr("1.0.0.0"),
wantASN: 0,
}, {
ip: netip.MustParseAddr("5.0.0.0"),
wantASN: 2,
}, {
ip: netip.MustParseAddr("7.0.0.0"),
wantASN: 4,
}, {
ip: netip.MustParseAddr("200.0.0.0"),
wantASN: -1,
},
}
t.Run("Alter Input", func(t *testing.T) {
for i, a := range ASNs {
a.ASNumber = -999
ASNs[i] = a
}
for _, a := range r.s {
if a.ASNumber == -999 {
t.Errorf("ASN.s should not have been altered")
return
}
}
})
t.Run("Order", func(t *testing.T) {
var order []int
for i := 0; i < len(r.s); i++ {
gotAsn := r.s[i].ASNumber
if gotAsn != wantASNOrder[i] {
t.Errorf("ASN.s[%d].ASNumber = %v, want %v", i, order[i], wantASNOrder[i])
}
}
if t.Failed() {
t.Logf("ASN.s order: %v", order)
t.Logf("Wanted order: %v", wantASNOrder)
}
})
t.Run("ZoneLen", func(t *testing.T) {
gotZoneLen := len(r.s)
if gotZoneLen != wantZoneLen {
t.Errorf("ASN.ZoneLen() = %v, want %v", gotZoneLen, wantZoneLen)
}
})
t.Run("Find", func(t *testing.T) {
for _, s := range wantFind {
a, b := r.Find(s.ip)
if s.wantASN == -1 {
d := AS{}
if a != d {
t.Errorf("ASN.Find(%v).ASNumber = %#v, wanted empty", s.ip, a)
}
if b != false {
t.Errorf("ASN.Find(%v) b = %v, want false", s.ip, b)
}
} else {
if a.ASNumber != s.wantASN {
t.Errorf("ASN.Find(%v).ASNumber = %v, want %v", s.ip, a.ASNumber, s.wantASN)
}
if b != true {
t.Errorf("ASN.Find(%v) b = %v, want true", s.ip, b)
}
}
}
})
_ = r.s[0].String()
}
func TestAsSort(t *testing.T) {
asl := []AS{
{
ASNumber: 0,
StartIP: netip.MustParseAddr("0.5.0.0"),
},
{
ASNumber: 1,
StartIP: netip.MustParseAddr("1.0.0.0"),
}, {
ASNumber: 3,
StartIP: netip.MustParseAddr("3.0.0.0"),
}, {
ASNumber: 2,
StartIP: netip.MustParseAddr("2.0.0.0"),
}, {
ASNumber: 4,
StartIP: netip.MustParseAddr("4.0.0.0"),
},
}
t.Run("SortIP", func(t *testing.T) {
c := asSortIP(clone(asl))
sort.Sort(c)
for i, as := range c {
if as.ASNumber != i {
t.Errorf("list[%d].ASNumber = %v, want %v", i, as.ASNumber, i)
}
}
if t.Failed() {
t.Logf("asl: %v", c)
}
if reflect.DeepEqual(asl, c) {
t.Errorf("asl and c should not be equal(asl altered?)")
}
})
t.Run("SortASN", func(t *testing.T) {
c := asSortASN(clone(asl))
sort.Sort(c)
for i, as := range c {
if as.ASNumber != i {
t.Errorf("list[%d].ASNumber = %v, want %v", i, as.ASNumber, i)
}
}
if t.Failed() {
t.Logf("asl: %v", c)
}
if reflect.DeepEqual(asl, c) {
t.Errorf("asl and c should not be equal(asl altered?)")
}
})
}