670 lines
14 KiB
Go
670 lines
14 KiB
Go
// SPDX-License-Identifier: Apache-2.0
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// Copyright Authors of K9s
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package render_test
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import (
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"testing"
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"github.com/derailed/k9s/internal/render"
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"github.com/derailed/tcell/v2"
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"github.com/stretchr/testify/assert"
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v1 "k8s.io/api/core/v1"
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res "k8s.io/apimachinery/pkg/api/resource"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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mv1beta1 "k8s.io/metrics/pkg/apis/metrics/v1beta1"
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)
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func init() {
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render.AddColor = tcell.ColorBlue
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render.HighlightColor = tcell.ColorYellow
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render.CompletedColor = tcell.ColorGray
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render.StdColor = tcell.ColorWhite
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render.ErrColor = tcell.ColorRed
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render.KillColor = tcell.ColorGray
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}
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func TestPodColorer(t *testing.T) {
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stdHeader := render.Header{
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render.HeaderColumn{Name: "NAMESPACE"},
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render.HeaderColumn{Name: "NAME"},
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render.HeaderColumn{Name: "READY"},
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render.HeaderColumn{Name: "RESTARTS"},
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render.HeaderColumn{Name: "STATUS"},
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render.HeaderColumn{Name: "VALID"},
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}
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uu := map[string]struct {
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re render.RowEvent
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h render.Header
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e tcell.Color
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}{
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"valid": {
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h: stdHeader,
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re: render.RowEvent{
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Kind: render.EventAdd,
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Row: render.Row{
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Fields: render.Fields{"blee", "fred", "1/1", "0", render.Running, ""},
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},
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},
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e: render.StdColor,
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},
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"init": {
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h: stdHeader,
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re: render.RowEvent{
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Kind: render.EventAdd,
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Row: render.Row{
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Fields: render.Fields{"blee", "fred", "1/1", "0", render.PodInitializing, ""},
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},
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},
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e: render.AddColor,
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},
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"init-err": {
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h: stdHeader,
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re: render.RowEvent{
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Kind: render.EventAdd,
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Row: render.Row{
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Fields: render.Fields{"blee", "fred", "1/1", "0", render.PodInitializing, "blah"},
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},
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},
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e: render.AddColor,
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},
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"initialized": {
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h: stdHeader,
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re: render.RowEvent{
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Kind: render.EventAdd,
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Row: render.Row{
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Fields: render.Fields{"blee", "fred", "1/1", "0", render.Initialized, "blah"},
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},
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},
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e: render.HighlightColor,
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},
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"completed": {
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h: stdHeader,
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re: render.RowEvent{
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Kind: render.EventAdd,
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Row: render.Row{
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Fields: render.Fields{"blee", "fred", "1/1", "0", render.Completed, "blah"},
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},
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},
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e: render.CompletedColor,
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},
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"terminating": {
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h: stdHeader,
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re: render.RowEvent{
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Kind: render.EventAdd,
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Row: render.Row{
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Fields: render.Fields{"blee", "fred", "1/1", "0", render.Terminating, "blah"},
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},
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},
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e: render.KillColor,
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},
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"invalid": {
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h: stdHeader,
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re: render.RowEvent{
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Kind: render.EventAdd,
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Row: render.Row{
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Fields: render.Fields{"blee", "fred", "1/1", "0", "Running", "blah"},
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},
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},
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e: render.ErrColor,
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},
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"unknown-cool": {
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h: stdHeader,
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re: render.RowEvent{
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Kind: render.EventAdd,
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Row: render.Row{
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Fields: render.Fields{"blee", "fred", "1/1", "0", "blee", ""},
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},
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},
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e: render.AddColor,
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},
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"unknown-err": {
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h: stdHeader,
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re: render.RowEvent{
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Kind: render.EventAdd,
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Row: render.Row{
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Fields: render.Fields{"blee", "fred", "1/1", "0", "blee", "doh"},
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},
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},
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e: render.ErrColor,
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},
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"status": {
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h: stdHeader[0:3],
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re: render.RowEvent{
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Kind: render.EventDelete,
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Row: render.Row{
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Fields: render.Fields{"blee", "fred", "1/1", "0", "blee", ""},
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},
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},
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e: render.KillColor,
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},
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}
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var r render.Pod
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for k := range uu {
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u := uu[k]
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t.Run(k, func(t *testing.T) {
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assert.Equal(t, u.e, r.ColorerFunc()("", u.h, u.re))
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})
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}
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}
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func TestPodRender(t *testing.T) {
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pom := render.PodWithMetrics{
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Raw: load(t, "po"),
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MX: makePodMX("nginx", "100m", "50Mi"),
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}
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var po render.Pod
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r := render.NewRow(14)
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err := po.Render(&pom, "", &r)
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assert.Nil(t, err)
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assert.Equal(t, "default/nginx", r.ID)
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e := render.Fields{"default", "nginx", "0", "●", "1/1", "Running", "0", "100", "50", "100:0", "70:170", "100", "n/a", "71", "29", "172.17.0.6", "minikube", "<none>", "<none>"}
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assert.Equal(t, e, r.Fields[:19])
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}
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func BenchmarkPodRender(b *testing.B) {
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pom := render.PodWithMetrics{
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Raw: load(b, "po"),
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MX: makePodMX("nginx", "10m", "10Mi"),
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}
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var po render.Pod
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r := render.NewRow(12)
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b.ReportAllocs()
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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_ = po.Render(&pom, "", &r)
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}
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}
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func TestPodInitRender(t *testing.T) {
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pom := render.PodWithMetrics{
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Raw: load(t, "po_init"),
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MX: makePodMX("nginx", "10m", "10Mi"),
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}
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var po render.Pod
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r := render.NewRow(14)
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err := po.Render(&pom, "", &r)
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assert.Nil(t, err)
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assert.Equal(t, "default/nginx", r.ID)
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e := render.Fields{"default", "nginx", "0", "●", "1/1", "Init:0/1", "0", "10", "10", "100:0", "70:170", "10", "n/a", "14", "5", "172.17.0.6", "minikube", "<none>", "<none>"}
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assert.Equal(t, e, r.Fields[:19])
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}
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func TestCheckPodStatus(t *testing.T) {
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uu := map[string]struct {
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pod v1.Pod
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e string
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}{
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"unknown": {
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pod: v1.Pod{
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Status: v1.PodStatus{
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Phase: render.PhaseUnknown,
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},
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},
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e: render.PhaseUnknown,
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},
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"running": {
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pod: v1.Pod{
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Status: v1.PodStatus{
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Phase: v1.PodRunning,
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InitContainerStatuses: []v1.ContainerStatus{},
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ContainerStatuses: []v1.ContainerStatus{
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{
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Name: "c1",
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State: v1.ContainerState{
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Running: &v1.ContainerStateRunning{},
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},
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},
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},
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},
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},
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e: render.PhaseRunning,
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},
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"gated": {
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pod: v1.Pod{
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Status: v1.PodStatus{
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Conditions: []v1.PodCondition{
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{Type: v1.PodScheduled, Reason: v1.PodReasonSchedulingGated},
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},
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Phase: v1.PodRunning,
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InitContainerStatuses: []v1.ContainerStatus{},
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ContainerStatuses: []v1.ContainerStatus{
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{
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Name: "c1",
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State: v1.ContainerState{
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Running: &v1.ContainerStateRunning{},
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},
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},
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},
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},
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},
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e: v1.PodReasonSchedulingGated,
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},
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"backoff": {
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pod: v1.Pod{
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Status: v1.PodStatus{
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Phase: v1.PodRunning,
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ContainerStatuses: []v1.ContainerStatus{
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{
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Name: "c1",
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State: v1.ContainerState{
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Waiting: &v1.ContainerStateWaiting{
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Reason: render.PhaseImagePullBackOff,
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},
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},
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},
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},
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},
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},
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e: render.PhaseImagePullBackOff,
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},
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"backoff-init": {
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pod: v1.Pod{
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Status: v1.PodStatus{
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Phase: v1.PodRunning,
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InitContainerStatuses: []v1.ContainerStatus{
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{
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Name: "ic1",
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State: v1.ContainerState{
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Waiting: &v1.ContainerStateWaiting{
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Reason: render.PhaseImagePullBackOff,
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},
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},
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},
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},
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ContainerStatuses: []v1.ContainerStatus{
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{
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Name: "c1",
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State: v1.ContainerState{
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Waiting: &v1.ContainerStateWaiting{
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Reason: render.PhaseImagePullBackOff,
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},
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},
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},
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},
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},
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},
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e: "Init:ImagePullBackOff",
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},
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"init-terminated-cool": {
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pod: v1.Pod{
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Status: v1.PodStatus{
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Phase: v1.PodRunning,
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InitContainerStatuses: []v1.ContainerStatus{
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{
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Name: "ic1",
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State: v1.ContainerState{},
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},
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},
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ContainerStatuses: []v1.ContainerStatus{
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{
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Name: "c1",
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State: v1.ContainerState{
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Waiting: &v1.ContainerStateWaiting{
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Reason: render.PhaseImagePullBackOff,
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},
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},
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},
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},
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},
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},
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e: "Init:0/0",
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},
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"init-terminated-reason": {
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pod: v1.Pod{
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Status: v1.PodStatus{
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Phase: v1.PodRunning,
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InitContainerStatuses: []v1.ContainerStatus{
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{
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Name: "ic1",
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State: v1.ContainerState{
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Terminated: &v1.ContainerStateTerminated{
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ExitCode: 1,
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Reason: "blah",
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},
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},
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},
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},
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ContainerStatuses: []v1.ContainerStatus{
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{
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Name: "c1",
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State: v1.ContainerState{
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Waiting: &v1.ContainerStateWaiting{
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Reason: render.PhaseImagePullBackOff,
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},
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},
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},
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},
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},
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},
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e: "Init:blah",
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},
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"init-terminated-sig": {
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pod: v1.Pod{
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Status: v1.PodStatus{
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Phase: v1.PodRunning,
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InitContainerStatuses: []v1.ContainerStatus{
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{
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Name: "ic1",
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State: v1.ContainerState{
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Terminated: &v1.ContainerStateTerminated{
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ExitCode: 2,
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Signal: 9,
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},
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},
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},
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},
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ContainerStatuses: []v1.ContainerStatus{
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{
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Name: "c1",
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State: v1.ContainerState{
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Waiting: &v1.ContainerStateWaiting{
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Reason: render.PhaseImagePullBackOff,
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},
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},
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},
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},
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},
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},
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e: "Init:Signal:9",
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},
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"init-terminated-code": {
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pod: v1.Pod{
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Status: v1.PodStatus{
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Phase: v1.PodRunning,
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InitContainerStatuses: []v1.ContainerStatus{
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{
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Name: "ic1",
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State: v1.ContainerState{
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Terminated: &v1.ContainerStateTerminated{
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ExitCode: 2,
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},
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},
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},
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},
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ContainerStatuses: []v1.ContainerStatus{
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{
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Name: "c1",
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State: v1.ContainerState{
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Waiting: &v1.ContainerStateWaiting{
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Reason: render.PhaseImagePullBackOff,
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},
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},
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},
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},
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},
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},
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e: "Init:ExitCode:2",
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},
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"co-reason": {
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pod: v1.Pod{
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Status: v1.PodStatus{
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Phase: v1.PodRunning,
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ContainerStatuses: []v1.ContainerStatus{
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{
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Name: "c1",
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State: v1.ContainerState{
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Terminated: &v1.ContainerStateTerminated{
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Reason: "blah",
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},
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},
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},
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},
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},
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},
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e: "blah",
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},
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"co-reason-ready": {
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pod: v1.Pod{
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Status: v1.PodStatus{
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Phase: v1.PodRunning,
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ContainerStatuses: []v1.ContainerStatus{
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{
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Name: "c1",
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Ready: true,
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State: v1.ContainerState{
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Running: &v1.ContainerStateRunning{},
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},
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},
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},
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},
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},
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e: "Running",
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},
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"co-reason-completed": {
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pod: v1.Pod{
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Status: v1.PodStatus{
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Conditions: []v1.PodCondition{
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{Type: v1.PodReady, Status: v1.ConditionTrue},
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},
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Phase: render.PhaseCompleted,
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ContainerStatuses: []v1.ContainerStatus{
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{
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Name: "c1",
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Ready: true,
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State: v1.ContainerState{
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Running: &v1.ContainerStateRunning{},
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},
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},
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},
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},
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},
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e: "Running",
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},
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"co-sig": {
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pod: v1.Pod{
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Status: v1.PodStatus{
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Phase: v1.PodRunning,
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ContainerStatuses: []v1.ContainerStatus{
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{
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Name: "c1",
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State: v1.ContainerState{
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Terminated: &v1.ContainerStateTerminated{
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ExitCode: 2,
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Signal: 9,
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},
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},
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},
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},
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},
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},
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e: "Signal:9",
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},
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"co-code": {
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pod: v1.Pod{
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Status: v1.PodStatus{
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Phase: v1.PodRunning,
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ContainerStatuses: []v1.ContainerStatus{
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{
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Name: "c1",
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State: v1.ContainerState{
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Terminated: &v1.ContainerStateTerminated{
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ExitCode: 2,
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},
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},
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},
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},
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},
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},
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e: "ExitCode:2",
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},
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"co-ready": {
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pod: v1.Pod{
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Status: v1.PodStatus{
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Phase: v1.PodRunning,
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ContainerStatuses: []v1.ContainerStatus{
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{
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Name: "c1",
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State: v1.ContainerState{
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Running: &v1.ContainerStateRunning{},
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},
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},
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},
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},
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},
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e: "Running",
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},
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}
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for k := range uu {
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u := uu[k]
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t.Run(k, func(t *testing.T) {
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assert.Equal(t, u.e, render.PodStatus(&u.pod))
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})
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}
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}
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func TestCheckPhase(t *testing.T) {
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always := v1.ContainerRestartPolicyAlways
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uu := map[string]struct {
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pod v1.Pod
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e string
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}{
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"unknown": {
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pod: v1.Pod{
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Status: v1.PodStatus{
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Phase: render.PhaseUnknown,
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},
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},
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e: render.PhaseUnknown,
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},
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"terminating": {
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pod: v1.Pod{
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ObjectMeta: metav1.ObjectMeta{
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DeletionTimestamp: &metav1.Time{Time: testTime()},
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},
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Status: v1.PodStatus{
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Phase: render.PhaseUnknown,
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Reason: "bla",
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},
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},
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e: render.PhaseTerminating,
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},
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"terminating-toast-node": {
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pod: v1.Pod{
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ObjectMeta: metav1.ObjectMeta{
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DeletionTimestamp: &metav1.Time{Time: testTime()},
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},
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Status: v1.PodStatus{
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Phase: render.PhaseUnknown,
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Reason: render.NodeUnreachablePodReason,
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},
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},
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e: render.PhaseUnknown,
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},
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"restartable": {
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pod: v1.Pod{
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ObjectMeta: metav1.ObjectMeta{
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DeletionTimestamp: &metav1.Time{Time: testTime()},
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},
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Spec: v1.PodSpec{
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InitContainers: []v1.Container{
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{
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Name: "ic1",
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RestartPolicy: &always,
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},
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},
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},
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Status: v1.PodStatus{
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Phase: render.PhaseUnknown,
|
|
Reason: "bla",
|
|
InitContainerStatuses: []v1.ContainerStatus{
|
|
{
|
|
Name: "ic1",
|
|
},
|
|
},
|
|
},
|
|
},
|
|
e: "Init:0/1",
|
|
},
|
|
"waiting": {
|
|
pod: v1.Pod{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
DeletionTimestamp: &metav1.Time{Time: testTime()},
|
|
},
|
|
Spec: v1.PodSpec{
|
|
InitContainers: []v1.Container{
|
|
{
|
|
Name: "ic1",
|
|
RestartPolicy: &always,
|
|
},
|
|
},
|
|
Containers: []v1.Container{
|
|
{
|
|
Name: "c1",
|
|
},
|
|
},
|
|
},
|
|
Status: v1.PodStatus{
|
|
Phase: render.PhaseUnknown,
|
|
Reason: "bla",
|
|
InitContainerStatuses: []v1.ContainerStatus{
|
|
{
|
|
Name: "ic1",
|
|
State: v1.ContainerState{
|
|
Running: &v1.ContainerStateRunning{},
|
|
},
|
|
},
|
|
},
|
|
ContainerStatuses: []v1.ContainerStatus{
|
|
{
|
|
Name: "c1",
|
|
State: v1.ContainerState{
|
|
Waiting: &v1.ContainerStateWaiting{
|
|
Reason: "bla",
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
e: "Init:0/1",
|
|
},
|
|
}
|
|
|
|
var p render.Pod
|
|
for k := range uu {
|
|
u := uu[k]
|
|
t.Run(k, func(t *testing.T) {
|
|
assert.Equal(t, u.e, p.Phase(&u.pod))
|
|
})
|
|
}
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// Helpers...
|
|
|
|
func makePodMX(name, cpu, mem string) *mv1beta1.PodMetrics {
|
|
return &mv1beta1.PodMetrics{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: name,
|
|
Namespace: "default",
|
|
},
|
|
Containers: []mv1beta1.ContainerMetrics{
|
|
{Usage: makeRes(cpu, mem)},
|
|
},
|
|
}
|
|
}
|
|
|
|
func makeRes(c, m string) v1.ResourceList {
|
|
cpu, _ := res.ParseQuantity(c)
|
|
mem, _ := res.ParseQuantity(m)
|
|
|
|
return v1.ResourceList{
|
|
v1.ResourceCPU: cpu,
|
|
v1.ResourceMemory: mem,
|
|
}
|
|
}
|