mirror of https://github.com/k3s-io/k3s
306 lines
7.6 KiB
Go
306 lines
7.6 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 util
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import (
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"testing"
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"k8s.io/api/core/v1"
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"k8s.io/kubernetes/pkg/apis/scheduling"
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)
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// TestGetPodPriority tests GetPodPriority function.
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func TestGetPodPriority(t *testing.T) {
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p := int32(20)
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tests := []struct {
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name string
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pod *v1.Pod
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expectedPriority int32
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}{
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{
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name: "no priority pod resolves to static default priority",
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pod: &v1.Pod{
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Spec: v1.PodSpec{Containers: []v1.Container{
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{Name: "container", Image: "image"}},
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},
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},
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expectedPriority: scheduling.DefaultPriorityWhenNoDefaultClassExists,
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},
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{
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name: "pod with priority resolves correctly",
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pod: &v1.Pod{
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Spec: v1.PodSpec{Containers: []v1.Container{
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{Name: "container", Image: "image"}},
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Priority: &p,
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},
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},
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expectedPriority: p,
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},
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}
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for _, test := range tests {
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if GetPodPriority(test.pod) != test.expectedPriority {
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t.Errorf("expected pod priority: %v, got %v", test.expectedPriority, GetPodPriority(test.pod))
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}
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}
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}
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// TestSortableList tests SortableList by storing pods in the list and sorting
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// them by their priority.
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func TestSortableList(t *testing.T) {
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higherPriority := func(pod1, pod2 interface{}) bool {
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return GetPodPriority(pod1.(*v1.Pod)) > GetPodPriority(pod2.(*v1.Pod))
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}
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podList := SortableList{CompFunc: higherPriority}
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// Add a few Pods with different priorities from lowest to highest priority.
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for i := 0; i < 10; i++ {
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var p = int32(i)
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pod := &v1.Pod{
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Spec: v1.PodSpec{
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Containers: []v1.Container{
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{
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Name: "container",
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Image: "image",
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},
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},
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Priority: &p,
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},
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}
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podList.Items = append(podList.Items, pod)
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}
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podList.Sort()
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if len(podList.Items) != 10 {
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t.Errorf("expected length of list was 10, got: %v", len(podList.Items))
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}
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var prevPriority = int32(10)
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for _, p := range podList.Items {
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if *p.(*v1.Pod).Spec.Priority >= prevPriority {
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t.Errorf("Pods are not soreted. Current pod pririty is %v, while previous one was %v.", *p.(*v1.Pod).Spec.Priority, prevPriority)
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}
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}
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}
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type hostPortInfoParam struct {
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protocol, ip string
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port int32
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}
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func TestHostPortInfo_AddRemove(t *testing.T) {
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tests := []struct {
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desc string
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added []hostPortInfoParam
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removed []hostPortInfoParam
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length int
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}{
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{
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desc: "normal add case",
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added: []hostPortInfoParam{
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{"TCP", "127.0.0.1", 79},
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{"UDP", "127.0.0.1", 80},
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{"TCP", "127.0.0.1", 81},
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{"TCP", "127.0.0.1", 82},
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// this might not make sense in real case, but the struct doesn't forbid it.
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{"TCP", "0.0.0.0", 79},
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{"UDP", "0.0.0.0", 80},
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{"TCP", "0.0.0.0", 81},
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{"TCP", "0.0.0.0", 82},
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{"TCP", "0.0.0.0", 0},
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{"TCP", "0.0.0.0", -1},
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},
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length: 8,
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},
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{
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desc: "empty ip and protocol add should work",
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added: []hostPortInfoParam{
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{"", "127.0.0.1", 79},
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{"UDP", "127.0.0.1", 80},
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{"", "127.0.0.1", 81},
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{"", "127.0.0.1", 82},
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{"", "", 79},
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{"UDP", "", 80},
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{"", "", 81},
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{"", "", 82},
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{"", "", 0},
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{"", "", -1},
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},
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length: 8,
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},
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{
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desc: "normal remove case",
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added: []hostPortInfoParam{
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{"TCP", "127.0.0.1", 79},
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{"UDP", "127.0.0.1", 80},
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{"TCP", "127.0.0.1", 81},
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{"TCP", "127.0.0.1", 82},
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{"TCP", "0.0.0.0", 79},
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{"UDP", "0.0.0.0", 80},
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{"TCP", "0.0.0.0", 81},
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{"TCP", "0.0.0.0", 82},
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},
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removed: []hostPortInfoParam{
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{"TCP", "127.0.0.1", 79},
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{"UDP", "127.0.0.1", 80},
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{"TCP", "127.0.0.1", 81},
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{"TCP", "127.0.0.1", 82},
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{"TCP", "0.0.0.0", 79},
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{"UDP", "0.0.0.0", 80},
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{"TCP", "0.0.0.0", 81},
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{"TCP", "0.0.0.0", 82},
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},
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length: 0,
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},
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{
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desc: "empty ip and protocol remove should work",
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added: []hostPortInfoParam{
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{"TCP", "127.0.0.1", 79},
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{"UDP", "127.0.0.1", 80},
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{"TCP", "127.0.0.1", 81},
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{"TCP", "127.0.0.1", 82},
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{"TCP", "0.0.0.0", 79},
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{"UDP", "0.0.0.0", 80},
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{"TCP", "0.0.0.0", 81},
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{"TCP", "0.0.0.0", 82},
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},
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removed: []hostPortInfoParam{
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{"", "127.0.0.1", 79},
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{"", "127.0.0.1", 81},
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{"", "127.0.0.1", 82},
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{"UDP", "127.0.0.1", 80},
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{"", "", 79},
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{"", "", 81},
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{"", "", 82},
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{"UDP", "", 80},
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},
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length: 0,
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},
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}
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for _, test := range tests {
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hp := make(HostPortInfo)
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for _, param := range test.added {
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hp.Add(param.ip, param.protocol, param.port)
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}
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for _, param := range test.removed {
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hp.Remove(param.ip, param.protocol, param.port)
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}
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if hp.Len() != test.length {
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t.Errorf("%v failed: expect length %d; got %d", test.desc, test.length, hp.Len())
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t.Error(hp)
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}
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}
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}
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func TestHostPortInfo_Check(t *testing.T) {
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tests := []struct {
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desc string
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added []hostPortInfoParam
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check hostPortInfoParam
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expect bool
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}{
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{
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desc: "empty check should check 0.0.0.0 and TCP",
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added: []hostPortInfoParam{
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{"TCP", "127.0.0.1", 80},
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},
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check: hostPortInfoParam{"", "", 81},
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expect: false,
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},
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{
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desc: "empty check should check 0.0.0.0 and TCP (conflicted)",
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added: []hostPortInfoParam{
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{"TCP", "127.0.0.1", 80},
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},
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check: hostPortInfoParam{"", "", 80},
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expect: true,
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},
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{
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desc: "empty port check should pass",
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added: []hostPortInfoParam{
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{"TCP", "127.0.0.1", 80},
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},
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check: hostPortInfoParam{"", "", 0},
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expect: false,
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},
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{
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desc: "0.0.0.0 should check all registered IPs",
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added: []hostPortInfoParam{
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{"TCP", "127.0.0.1", 80},
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},
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check: hostPortInfoParam{"TCP", "0.0.0.0", 80},
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expect: true,
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},
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{
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desc: "0.0.0.0 with different protocol should be allowed",
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added: []hostPortInfoParam{
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{"UDP", "127.0.0.1", 80},
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},
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check: hostPortInfoParam{"TCP", "0.0.0.0", 80},
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expect: false,
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},
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{
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desc: "0.0.0.0 with different port should be allowed",
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added: []hostPortInfoParam{
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{"TCP", "127.0.0.1", 79},
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{"TCP", "127.0.0.1", 81},
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{"TCP", "127.0.0.1", 82},
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},
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check: hostPortInfoParam{"TCP", "0.0.0.0", 80},
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expect: false,
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},
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{
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desc: "normal ip should check all registered 0.0.0.0",
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added: []hostPortInfoParam{
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{"TCP", "0.0.0.0", 80},
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},
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check: hostPortInfoParam{"TCP", "127.0.0.1", 80},
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expect: true,
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},
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{
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desc: "normal ip with different port/protocol should be allowed (0.0.0.0)",
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added: []hostPortInfoParam{
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{"TCP", "0.0.0.0", 79},
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{"UDP", "0.0.0.0", 80},
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{"TCP", "0.0.0.0", 81},
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{"TCP", "0.0.0.0", 82},
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},
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check: hostPortInfoParam{"TCP", "127.0.0.1", 80},
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expect: false,
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},
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{
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desc: "normal ip with different port/protocol should be allowed",
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added: []hostPortInfoParam{
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{"TCP", "127.0.0.1", 79},
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{"UDP", "127.0.0.1", 80},
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{"TCP", "127.0.0.1", 81},
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{"TCP", "127.0.0.1", 82},
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},
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check: hostPortInfoParam{"TCP", "127.0.0.1", 80},
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expect: false,
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},
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}
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for _, test := range tests {
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hp := make(HostPortInfo)
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for _, param := range test.added {
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hp.Add(param.ip, param.protocol, param.port)
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}
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if hp.CheckConflict(test.check.ip, test.check.protocol, test.check.port) != test.expect {
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t.Errorf("%v failed, expected %t; got %t", test.desc, test.expect, !test.expect)
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}
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}
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}
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