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package cidr
import (
"net"
"testing"
)
var tests = []struct {
in string
expected []string
zones []string
}{
{"10.0.0.0/15", []string{"10.0.0.0/16", "10.1.0.0/16"}, []string{"0.10.in-addr.arpa.", "1.10.in-addr.arpa."}},
{"10.0.0.0/16", []string{"10.0.0.0/16"}, []string{"0.10.in-addr.arpa."}},
{"192.168.1.1/23", []string{"192.168.0.0/24", "192.168.1.0/24"}, []string{"0.168.192.in-addr.arpa.", "1.168.192.in-addr.arpa."}},
{"10.129.60.0/22", []string{"10.129.60.0/24", "10.129.61.0/24", "10.129.62.0/24", "10.129.63.0/24"}, []string{"60.129.10.in-addr.arpa.", "61.129.10.in-addr.arpa.", "62.129.10.in-addr.arpa.", "63.129.10.in-addr.arpa."}},
{"2001:db8::/31", []string{"2001:db8::/32", "2001:db9::/32"}, []string{"8.b.d.0.1.0.0.2.ip6.arpa.", "9.b.d.0.1.0.0.2.ip6.arpa."}},
}
func TestSplit(t *testing.T) {
for i, tc := range tests {
_, n, _ := net.ParseCIDR(tc.in)
nets := Split(n)
if len(nets) != len(tc.expected) {
t.Errorf("Test %d, expected %d subnets, got %d", i, len(tc.expected), len(nets))
continue
}
for j := range nets {
if nets[j] != tc.expected[j] {
t.Errorf("Test %d, expected %s, got %s", i, tc.expected[j], nets[j])
}
}
}
}
func TestReverse(t *testing.T) {
for i, tc := range tests {
_, n, _ := net.ParseCIDR(tc.in)
nets := Split(n)
reverse := Reverse(nets)
for j := range reverse {
if reverse[j] != tc.zones[j] {
t.Errorf("Test %d, expected %s, got %s", i, tc.zones[j], reverse[j])
}
}
}
}
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