mirror of
https://github.com/k3s-io/kubernetes.git
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130 lines
3.2 KiB
Go
130 lines
3.2 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package winuserspace
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import (
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"reflect"
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"testing"
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)
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func TestPackUnpackDnsMsgUnqualifiedName(t *testing.T) {
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msg := &dnsMsg{}
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var buffer [4096]byte
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msg.header.id = 1
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msg.header.qdCount = 1
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msg.question = make([]dnsQuestion, msg.header.qdCount)
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msg.question[0].qClass = 0x01
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msg.question[0].qType = 0x01
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msg.question[0].qName.name = "kubernetes"
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length, ok := msg.packDnsMsg(buffer[:])
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if !ok {
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t.Errorf("Pack DNS message failed.")
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}
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unpackedMsg := &dnsMsg{}
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if !unpackedMsg.unpackDnsMsg(buffer[:length]) {
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t.Errorf("Unpack DNS message failed.")
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}
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if !reflect.DeepEqual(msg, unpackedMsg) {
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t.Errorf("Pack and Unpack DNS message are not consistent.")
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}
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}
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func TestPackUnpackDnsMsgFqdn(t *testing.T) {
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msg := &dnsMsg{}
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var buffer [4096]byte
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msg.header.id = 1
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msg.header.qdCount = 1
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msg.question = make([]dnsQuestion, msg.header.qdCount)
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msg.question[0].qClass = 0x01
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msg.question[0].qType = 0x01
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msg.question[0].qName.name = "kubernetes.default.svc.cluster.local"
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length, ok := msg.packDnsMsg(buffer[:])
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if !ok {
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t.Errorf("Pack DNS message failed.")
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}
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unpackedMsg := &dnsMsg{}
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if !unpackedMsg.unpackDnsMsg(buffer[:length]) {
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t.Errorf("Unpack DNS message failed.")
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}
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if !reflect.DeepEqual(msg, unpackedMsg) {
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t.Errorf("Pack and Unpack DNS message are not consistent.")
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}
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}
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func TestPackUnpackDnsMsgEmptyName(t *testing.T) {
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msg := &dnsMsg{}
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var buffer [4096]byte
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msg.header.id = 1
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msg.header.qdCount = 1
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msg.question = make([]dnsQuestion, msg.header.qdCount)
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msg.question[0].qClass = 0x01
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msg.question[0].qType = 0x01
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msg.question[0].qName.name = ""
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length, ok := msg.packDnsMsg(buffer[:])
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if !ok {
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t.Errorf("Pack DNS message failed.")
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}
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unpackedMsg := &dnsMsg{}
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if !unpackedMsg.unpackDnsMsg(buffer[:length]) {
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t.Errorf("Unpack DNS message failed.")
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}
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if !reflect.DeepEqual(msg, unpackedMsg) {
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t.Errorf("Pack and Unpack DNS message are not consistent.")
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}
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}
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func TestPackUnpackDnsMsgMultipleQuestions(t *testing.T) {
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msg := &dnsMsg{}
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var buffer [4096]byte
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msg.header.id = 1
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msg.header.qdCount = 2
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msg.question = make([]dnsQuestion, msg.header.qdCount)
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msg.question[0].qClass = 0x01
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msg.question[0].qType = 0x01
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msg.question[0].qName.name = "kubernetes"
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msg.question[1].qClass = 0x01
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msg.question[1].qType = 0x1c
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msg.question[1].qName.name = "kubernetes.default"
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length, ok := msg.packDnsMsg(buffer[:])
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if !ok {
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t.Errorf("Pack DNS message failed.")
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}
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unpackedMsg := &dnsMsg{}
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if !unpackedMsg.unpackDnsMsg(buffer[:length]) {
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t.Errorf("Unpack DNS message failed.")
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}
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if !reflect.DeepEqual(msg, unpackedMsg) {
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t.Errorf("Pack and Unpack DNS message are not consistent.")
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}
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}
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