mirror of
https://github.com/kubernetes-sigs/external-dns.git
synced 2025-11-04 04:31:00 +01:00
91 lines
3.0 KiB
Go
91 lines
3.0 KiB
Go
/*
|
|
Copyright 2024 The Kubernetes Authors.
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
package source
|
|
|
|
import (
|
|
"context"
|
|
"testing"
|
|
|
|
"sigs.k8s.io/external-dns/endpoint"
|
|
"sigs.k8s.io/external-dns/internal/testutils"
|
|
)
|
|
|
|
// Validates that dedupSource is a Source
|
|
var _ Source = &nat64Source{}
|
|
|
|
func TestNAT64Source(t *testing.T) {
|
|
t.Run("Endpoints", testNat64Source)
|
|
}
|
|
|
|
// testDedupEndpoints tests that duplicates from the wrapped source are removed.
|
|
func testNat64Source(t *testing.T) {
|
|
for _, tc := range []struct {
|
|
title string
|
|
endpoints []*endpoint.Endpoint
|
|
expected []*endpoint.Endpoint
|
|
}{
|
|
{
|
|
"single non-nat64 ipv6 endpoint returns one ipv6 endpoint",
|
|
[]*endpoint.Endpoint{
|
|
{DNSName: "foo.example.org", RecordType: endpoint.RecordTypeAAAA, Targets: endpoint.Targets{"2001:db8:1::1"}},
|
|
},
|
|
[]*endpoint.Endpoint{
|
|
{DNSName: "foo.example.org", RecordType: endpoint.RecordTypeAAAA, Targets: endpoint.Targets{"2001:db8:1::1"}},
|
|
},
|
|
},
|
|
{
|
|
"single nat64 ipv6 endpoint returns one ipv4 endpoint and one ipv6 endpoint",
|
|
[]*endpoint.Endpoint{
|
|
{DNSName: "foo.example.org", RecordType: endpoint.RecordTypeAAAA, Targets: endpoint.Targets{"2001:db8::192.0.2.42"}},
|
|
},
|
|
[]*endpoint.Endpoint{
|
|
{DNSName: "foo.example.org", RecordType: endpoint.RecordTypeAAAA, Targets: endpoint.Targets{"2001:db8::192.0.2.42"}},
|
|
{DNSName: "foo.example.org", RecordType: endpoint.RecordTypeA, Targets: endpoint.Targets{"192.0.2.42"}},
|
|
},
|
|
},
|
|
{
|
|
"single nat64 ipv6 endpoint returns one ipv4 endpoint and one ipv6 endpoint",
|
|
[]*endpoint.Endpoint{
|
|
{DNSName: "foo.example.org", RecordType: endpoint.RecordTypeAAAA, Targets: endpoint.Targets{"2001:db8::c000:22a"}},
|
|
},
|
|
[]*endpoint.Endpoint{
|
|
{DNSName: "foo.example.org", RecordType: endpoint.RecordTypeAAAA, Targets: endpoint.Targets{"2001:db8::c000:22a"}},
|
|
{DNSName: "foo.example.org", RecordType: endpoint.RecordTypeA, Targets: endpoint.Targets{"192.0.2.42"}},
|
|
},
|
|
},
|
|
} {
|
|
t.Run(tc.title, func(t *testing.T) {
|
|
mockSource := new(testutils.MockSource)
|
|
mockSource.On("Endpoints").Return(tc.endpoints, nil)
|
|
|
|
// Create our object under test and get the endpoints.
|
|
source := NewNAT64Source(mockSource, []string{"2001:DB8::/96"})
|
|
|
|
endpoints, err := source.Endpoints(context.Background())
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Validate returned endpoints against desired endpoints.
|
|
validateEndpoints(t, endpoints, tc.expected)
|
|
|
|
// Validate that the mock source was called.
|
|
mockSource.AssertExpectations(t)
|
|
})
|
|
}
|
|
}
|