mirror of
https://github.com/coredns/coredns.git
synced 2025-11-04 02:01:07 +01:00
9dd288943a
* Move *proxy* to external move the proxy plugin into coredns/proxy and remove it as a default plugin. Link the proxy to deprecated in plugin.cfg coredns/proxy doesn't compile because of the vendoring :( Signed-off-by: Miek Gieben <miek@miek.nl> * Add github.com/coredns/proxy Signed-off-by: Yong Tang <yong.tang.github@outlook.com>
68 lines
1.4 KiB
Go
68 lines
1.4 KiB
Go
package test
|
|
|
|
import (
|
|
"testing"
|
|
|
|
"github.com/coredns/coredns/plugin/test"
|
|
|
|
"github.com/miekg/dns"
|
|
)
|
|
|
|
func TestLookupCache(t *testing.T) {
|
|
// Start auth. CoreDNS holding the auth zone.
|
|
name, rm, err := test.TempFile(".", exampleOrg)
|
|
if err != nil {
|
|
t.Fatalf("Failed to create zone: %s", err)
|
|
}
|
|
defer rm()
|
|
|
|
corefile := `example.org:0 {
|
|
file ` + name + `
|
|
}
|
|
`
|
|
i, udp, _, err := CoreDNSServerAndPorts(corefile)
|
|
if err != nil {
|
|
t.Fatalf("Could not get CoreDNS serving instance: %s", err)
|
|
}
|
|
defer i.Stop()
|
|
|
|
// Start caching forward CoreDNS that we want to test.
|
|
corefile = `example.org:0 {
|
|
forward . ` + udp + `
|
|
cache 10
|
|
}
|
|
`
|
|
i, udp, _, err = CoreDNSServerAndPorts(corefile)
|
|
if err != nil {
|
|
t.Fatalf("Could not get CoreDNS serving instance: %s", err)
|
|
}
|
|
defer i.Stop()
|
|
|
|
t.Run("Long TTL", func(t *testing.T) {
|
|
testCase(t, "example.org.", udp, 2, 10)
|
|
})
|
|
|
|
t.Run("Short TTL", func(t *testing.T) {
|
|
testCase(t, "short.example.org.", udp, 1, 5)
|
|
})
|
|
|
|
}
|
|
|
|
func testCase(t *testing.T, name, addr string, expectAnsLen int, expectTTL uint32) {
|
|
m := new(dns.Msg)
|
|
m.SetQuestion(name, dns.TypeA)
|
|
resp, err := dns.Exchange(m, addr)
|
|
if err != nil {
|
|
t.Fatal("Expected to receive reply, but didn't")
|
|
}
|
|
|
|
if len(resp.Answer) != expectAnsLen {
|
|
t.Fatalf("Expected %v RR in the answer section, got %v.", expectAnsLen, len(resp.Answer))
|
|
}
|
|
|
|
ttl := resp.Answer[0].Header().Ttl
|
|
if ttl != expectTTL {
|
|
t.Errorf("Expected TTL to be %d, got %d", expectTTL, ttl)
|
|
}
|
|
}
|