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https://github.com/coredns/coredns.git
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928de738dd
Rename the constants to IP4arpa and IP6arpa (shorter and exported) and make IsReverse return the type of the reverse zone which could be handy for some callers. Also add tests for IsReverse()
72 lines
1.3 KiB
Go
72 lines
1.3 KiB
Go
package dnsutil
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import (
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"testing"
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)
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func TestExtractAddressFromReverse(t *testing.T) {
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tests := []struct {
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reverseName string
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expectedAddress string
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}{
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{
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"54.119.58.176.in-addr.arpa.",
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"176.58.119.54",
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},
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{
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".58.176.in-addr.arpa.",
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"",
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},
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{
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"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.",
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"",
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},
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{
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"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.",
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"2001:db8::567:89ab",
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},
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{
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"d.0.1.0.0.2.ip6.arpa.",
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"",
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},
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{
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"54.119.58.176.ip6.arpa.",
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"",
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},
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{
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"NONAME",
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"",
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},
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{
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"",
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"",
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},
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}
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for i, test := range tests {
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got := ExtractAddressFromReverse(test.reverseName)
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if got != test.expectedAddress {
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t.Errorf("Test %d, expected '%s', got '%s'", i, test.expectedAddress, got)
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}
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}
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}
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func TestIsReverse(t *testing.T) {
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tests := []struct {
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name string
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expected int
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}{
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{"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},
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{"d.0.1.0.0.2.in-addr.arpa.", 1},
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{"example.com.", 0},
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{"", 0},
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{"in-addr.arpa.example.com.", 0},
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}
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for i, tc := range tests {
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got := IsReverse(tc.name)
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if got != tc.expected {
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t.Errorf("Test %d, got %d, expected %d for %s", i, got, tc.expected, tc.name)
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}
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}
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}
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