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@ -17,9 +17,7 @@ limitations under the License.
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package kube // import "helm.sh/helm/v3/pkg/kube"
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import (
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"context"
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"errors"
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"fmt"
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"testing"
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"time"
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@ -35,10 +33,6 @@ import (
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"k8s.io/apimachinery/pkg/util/yaml"
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dynamicfake "k8s.io/client-go/dynamic/fake"
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"k8s.io/kubectl/pkg/scheme"
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"sigs.k8s.io/cli-utils/pkg/kstatus/polling/collector"
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"sigs.k8s.io/cli-utils/pkg/kstatus/polling/event"
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"sigs.k8s.io/cli-utils/pkg/kstatus/status"
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"sigs.k8s.io/cli-utils/pkg/object"
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"sigs.k8s.io/cli-utils/pkg/testutil"
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)
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@ -46,7 +40,7 @@ var podCurrentManifest = `
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apiVersion: v1
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kind: Pod
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metadata:
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name: good-pod
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name: current-pod
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namespace: ns
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status:
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conditions:
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@ -100,11 +94,21 @@ status:
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status: "True"
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`
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var podCompleteManifest = `
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apiVersion: v1
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kind: Pod
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metadata:
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name: good-pod
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namespace: ns
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status:
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phase: Succeeded
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`
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var pausedDeploymentManifest = `
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: nginx
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name: paused
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namespace: ns-1
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generation: 1
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spec:
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@ -125,6 +129,30 @@ spec:
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- containerPort: 80
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`
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var notReadyDeploymentManifest = `
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: not-ready
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namespace: ns-1
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generation: 1
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spec:
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replicas: 1
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selector:
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matchLabels:
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app: nginx
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template:
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metadata:
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labels:
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app: nginx
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spec:
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containers:
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- name: nginx
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image: nginx:1.19.6
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ports:
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- containerPort: 80
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`
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func getGVR(t *testing.T, mapper meta.RESTMapper, obj *unstructured.Unstructured) schema.GroupVersionResource {
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gvk := obj.GroupVersionKind()
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mapping, err := mapper.RESTMapping(gvk.GroupKind(), gvk.Version)
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@ -132,31 +160,6 @@ func getGVR(t *testing.T, mapper meta.RESTMapper, obj *unstructured.Unstructured
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return mapping.Resource
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}
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func TestStatusLogger(t *testing.T) {
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t.Parallel()
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ctx, cancel := context.WithTimeout(context.Background(), time.Millisecond*1500)
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defer cancel()
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readyPod := object.ObjMetadata{
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Name: "readyPod",
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GroupKind: schema.GroupKind{Kind: "Pod"},
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}
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notReadyPod := object.ObjMetadata{
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Name: "notReadyPod",
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GroupKind: schema.GroupKind{Kind: "Pod"},
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}
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objs := []object.ObjMetadata{readyPod, notReadyPod}
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resourceStatusCollector := collector.NewResourceStatusCollector(objs)
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resourceStatusCollector.ResourceStatuses[readyPod] = &event.ResourceStatus{
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Identifier: readyPod,
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Status: status.CurrentStatus,
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}
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expectedMessage := "waiting for resource, name: notReadyPod, kind: Pod, desired status: Current, actual status: Unknown"
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testLogger := func(message string, args ...interface{}) {
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assert.Equal(t, expectedMessage, fmt.Sprintf(message, args...))
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}
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logResourceStatus(ctx, objs, resourceStatusCollector, status.CurrentStatus, testLogger)
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}
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func TestStatusWaitForDelete(t *testing.T) {
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t.Parallel()
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tests := []struct {
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@ -175,7 +178,7 @@ func TestStatusWaitForDelete(t *testing.T) {
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name: "error when not all objects are deleted",
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manifestsToCreate: []string{jobCompleteManifest, podCurrentManifest},
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manifestsToDelete: []string{jobCompleteManifest},
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expectErrs: []error{errors.New("resource still exists, name: good-pod, kind: Pod, status: Current"), errors.New("context deadline exceeded")},
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expectErrs: []error{errors.New("resource still exists, name: current-pod, kind: Pod, status: Current"), errors.New("context deadline exceeded")},
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},
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}
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for _, tt := range tests {
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@ -378,3 +381,73 @@ func TestWaitForJobComplete(t *testing.T) {
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})
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}
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}
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func TestWatchForReady(t *testing.T) {
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t.Parallel()
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tests := []struct {
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name string
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objManifests []string
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expectErrs []error
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}{
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{
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name: "succeeds if pod and job are complete",
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objManifests: []string{jobCompleteManifest, podCompleteManifest},
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},
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{
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name: "succeeds even when a resource that's not a pod or job is complete",
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objManifests: []string{notReadyDeploymentManifest},
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},
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{
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name: "Fails if job is not complete",
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objManifests: []string{jobReadyManifest},
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expectErrs: []error{errors.New("resource not ready, name: ready-not-complete, kind: Job, status: InProgress"), errors.New("context deadline exceeded")},
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},
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{
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name: "Fails if pod is not complete",
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objManifests: []string{podCurrentManifest},
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expectErrs: []error{errors.New("resource not ready, name: current-pod, kind: Pod, status: InProgress"), errors.New("context deadline exceeded")},
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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t.Parallel()
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c := newTestClient(t)
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fakeClient := dynamicfake.NewSimpleDynamicClient(scheme.Scheme)
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fakeMapper := testutil.NewFakeRESTMapper(
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v1.SchemeGroupVersion.WithKind("Pod"),
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appsv1.SchemeGroupVersion.WithKind("Deployment"),
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batchv1.SchemeGroupVersion.WithKind("Job"),
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)
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statusWaiter := statusWaiter{
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client: fakeClient,
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restMapper: fakeMapper,
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log: t.Logf,
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}
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objs := []runtime.Object{}
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for _, podYaml := range tt.objManifests {
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m := make(map[string]interface{})
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err := yaml.Unmarshal([]byte(podYaml), &m)
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assert.NoError(t, err)
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resource := &unstructured.Unstructured{Object: m}
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objs = append(objs, resource)
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gvr := getGVR(t, fakeMapper, resource)
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err = fakeClient.Tracker().Create(gvr, resource, resource.GetNamespace())
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assert.NoError(t, err)
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}
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resourceList := ResourceList{}
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for _, obj := range objs {
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list, err := c.Build(objBody(obj), false)
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assert.NoError(t, err)
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resourceList = append(resourceList, list...)
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}
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err := statusWaiter.WatchUntilReady(resourceList, time.Second*3)
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if tt.expectErrs != nil {
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assert.EqualError(t, err, errors.Join(tt.expectErrs...).Error())
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return
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}
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assert.NoError(t, err)
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})
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}
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}
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Austin Abro
7 months ago