coredns/plugin/pkg/dnsutil/reverse_test.go
2022-07-10 11:06:33 -07:00

70 lines
1.3 KiB
Go

package dnsutil
import (
"testing"
)
func TestExtractAddressFromReverse(t *testing.T) {
tests := []struct {
reverseName string
expectedAddress string
}{
{
"54.119.58.176.in-addr.arpa.",
"176.58.119.54",
},
{
".58.176.in-addr.arpa.",
"",
},
{
"b.a.9.8.7.6.5.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.b.d.0.1.0.0.2.in-addr.arpa.",
"",
},
{
"b.a.9.8.7.6.5.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.b.d.0.1.0.0.2.ip6.arpa.",
"2001:db8::567:89ab",
},
{
"d.0.1.0.0.2.ip6.arpa.",
"",
},
{
"54.119.58.176.ip6.arpa.",
"",
},
{
"NONAME",
"",
},
{
"",
"",
},
}
for i, test := range tests {
got := ExtractAddressFromReverse(test.reverseName)
if got != test.expectedAddress {
t.Errorf("Test %d, expected '%s', got '%s'", i, test.expectedAddress, got)
}
}
}
func TestIsReverse(t *testing.T) {
tests := []struct {
name string
expected int
}{
{"b.a.9.8.7.6.5.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.b.d.0.1.0.0.2.ip6.arpa.", 2},
{"d.0.1.0.0.2.in-addr.arpa.", 1},
{"example.com.", 0},
{"", 0},
{"in-addr.arpa.example.com.", 0},
}
for i, tc := range tests {
got := IsReverse(tc.name)
if got != tc.expected {
t.Errorf("Test %d, got %d, expected %d for %s", i, got, tc.expected, tc.name)
}
}
}