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Signed-off-by: Steeve Chailloux <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,105 @@ | ||
| package callbacks_test | ||
|
|
||
| import ( | ||
| "context" | ||
| "testing" | ||
| "time" | ||
|
|
||
| argorolloutv1alpha1 "github.com/argoproj/argo-rollouts/pkg/apis/rollouts/v1alpha1" | ||
| argorollouts "github.com/argoproj/argo-rollouts/pkg/client/clientset/versioned/fake" | ||
| meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
| watch "k8s.io/apimachinery/pkg/watch" | ||
|
|
||
| "github.com/stakater/Reloader/internal/pkg/callbacks" | ||
| "github.com/stakater/Reloader/internal/pkg/options" | ||
| "github.com/stakater/Reloader/internal/pkg/testutil" | ||
| "github.com/stakater/Reloader/pkg/kube" | ||
| ) | ||
|
|
||
| var ( | ||
| clients = kube.Clients{ArgoRolloutClient: argorollouts.NewSimpleClientset()} | ||
| ) | ||
|
|
||
| // TestUpdateRollout test update rollout strategy annotation | ||
| func TestUpdateRollout(t *testing.T) { | ||
| namespace := "test-ns" | ||
|
|
||
| cases := map[string]struct { | ||
| name string | ||
| strategy string | ||
| isRestart bool | ||
| }{ | ||
| "test-without-strategy": { | ||
| name: "defaults to rollout strategy", | ||
| strategy: "", | ||
| isRestart: false, | ||
| }, | ||
| "test-with-restart-strategy": { | ||
| name: "triggers a restart strategy", | ||
| strategy: "restart", | ||
| isRestart: true, | ||
| }, | ||
| "test-with-rollout-strategy": { | ||
| name: "triggers a rollout strategy", | ||
| strategy: "rollout", | ||
| isRestart: false, | ||
| }, | ||
| } | ||
| for name, tc := range cases { | ||
| t.Run(name, func(t *testing.T) { | ||
| rollout, err := testutil.CreateRollout( | ||
| clients.ArgoRolloutClient, name, namespace, | ||
| map[string]string{options.RolloutStrategyAnnotation: tc.strategy}, | ||
| ) | ||
| if err != nil { | ||
| t.Errorf("Error while creating rollout: %v", err) | ||
| } | ||
| modifiedChan := watchRollout(rollout.Name, namespace) | ||
|
|
||
| err = callbacks.UpdateRollout(clients, namespace, rollout) | ||
| if err != nil { | ||
| t.Errorf("Error while updating rollout: %v", err) | ||
| } | ||
| rollout, err = clients.ArgoRolloutClient.ArgoprojV1alpha1().Rollouts( | ||
| namespace).Get(context.TODO(), rollout.Name, meta_v1.GetOptions{}) | ||
|
|
||
| if err != nil { | ||
| t.Errorf("Error while getting rollout: %v", err) | ||
| } | ||
| if isRestartStrategy(rollout) == tc.isRestart { | ||
| t.Errorf("Should not be a restart strategy") | ||
| } | ||
| select { | ||
| case <-modifiedChan: | ||
| // object has been modified | ||
| case <-time.After(1 * time.Second): | ||
| t.Errorf("Rollout has not been updated") | ||
| } | ||
| }) | ||
| } | ||
| } | ||
|
|
||
| func isRestartStrategy(rollout *argorolloutv1alpha1.Rollout) bool { | ||
| return rollout.Spec.RestartAt == nil | ||
| } | ||
|
|
||
| func watchRollout(name, namespace string) chan interface{} { | ||
| timeOut := int64(1) | ||
| modifiedChan := make(chan interface{}) | ||
| watcher, _ := clients.ArgoRolloutClient.ArgoprojV1alpha1().Rollouts(namespace).Watch(context.Background(), meta_v1.ListOptions{TimeoutSeconds: &timeOut}) | ||
| go watchModified(watcher, name, modifiedChan) | ||
| return modifiedChan | ||
| } | ||
|
|
||
| func watchModified(watcher watch.Interface, name string, modifiedChan chan interface{}) { | ||
| for event := range watcher.ResultChan() { | ||
| item := event.Object.(*argorolloutv1alpha1.Rollout) | ||
| if item.Name == name { | ||
| switch event.Type { | ||
| case watch.Modified: | ||
| modifiedChan <- nil | ||
| } | ||
| return | ||
| } | ||
| } | ||
| } |
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