func BenchmarkSummarizeIPv6(b *testing.B) {
fip, lip := net.ParseIP("2001:db8::1:1"), net.ParseIP("2001:db8::1:ffff")
for i := 0; i < b.N; i++ {
ipaddr.Summarize(fip, lip)
}
}
func BenchmarkSummarizeIPv4(b *testing.B) {
fip, lip := net.IPv4(172, 16, 1, 1), net.IPv4(172, 16, 255, 255)
for i := 0; i < b.N; i++ {
ipaddr.Summarize(fip, lip)
}
}
func TestSummarize(t *testing.T) {
for i, tt := range summarizeTests {
fip := net.ParseIP(tt.first)
if fip == nil {
t.Fatalf("non-IP address: %s", tt.first)
}
lip := net.ParseIP(tt.last)
if lip == nil {
t.Fatalf("non-IP address: %s", tt.last)
}
want := toPrefixes(tt.want)
sort.Sort(byAscending(want))
out := ipaddr.Summarize(fip, lip)
if !reflect.DeepEqual(out, want) {
t.Errorf("#%d: got %v; want %v", i, out, want)
}
}
ipaddr.Summarize(nil, nil)
}
func ExamplePrefix_addressRangeSummarization() {
ps := ipaddr.Summarize(net.ParseIP("2001:db8::1"), net.ParseIP("2001:db8::8000"))
for _, p := range ps {
fmt.Println(p)
}
// Output:
// 2001:db8::1/128
// 2001:db8::2/127
// 2001:db8::4/126
// 2001:db8::8/125
// 2001:db8::10/124
// 2001:db8::20/123
// 2001:db8::40/122
// 2001:db8::80/121
// 2001:db8::100/120
// 2001:db8::200/119
// 2001:db8::400/118
// 2001:db8::800/117
// 2001:db8::1000/116
// 2001:db8::2000/115
// 2001:db8::4000/114
// 2001:db8::8000/128
}
