[Rekt] Add polling on inner channel subscriber status (#5278)

* add polling on inner channel subscriber status * lint * drop unused function * poll on the status.
knative-automation · Apr 19, 2021 · facbd02 · facbd02
1 parent 4324aef
commit facbd02
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Showing 2 changed files with 28 additions and 19 deletions.
diff --git a/test/rekt/features/channel/control_plane.go b/test/rekt/features/channel/control_plane.go
@@ -21,13 +21,15 @@ import (
 
 	"github.com/google/go-cmp/cmp"
 	corev1 "k8s.io/api/core/v1"
+	"k8s.io/apimachinery/pkg/util/wait"
 	duckv1 "knative.dev/eventing/pkg/apis/duck/v1"
 	"knative.dev/eventing/pkg/apis/messaging"
 	"knative.dev/eventing/test/rekt/features/knconf"
 	"knative.dev/eventing/test/rekt/resources/account_role"
 	"knative.dev/eventing/test/rekt/resources/channel_impl"
 	"knative.dev/pkg/apis"
 	"knative.dev/pkg/apis/duck"
+	"knative.dev/reconciler-test/pkg/environment"
 	"knative.dev/reconciler-test/pkg/feature"
 )
 
@@ -150,7 +152,32 @@ func channelAllowsSubscribersAndStatus(ctx context.Context, t feature.T) {
 
 	patchChannelable(ctx, t, original, ch)
 
-	updated := getChannelableWithStatus(ctx, t)
+	var updated *duckv1.Channelable
+	interval, timeout := environment.PollTimingsFromContext(ctx)
+	err := wait.PollImmediate(interval, timeout, func() (bool, error) {
+		updated = getChannelable(ctx, t)
+		if updated.Status.ObservedGeneration != updated.Generation {
+			// keep polling.
+			return false, nil
+		}
+		if len(updated.Status.Subscribers) == len(ch.Spec.Subscribers) {
+			for _, got := range updated.Status.Subscribers {
+				// want should be Ready.
+				if got.UID == want.UID {
+					if want := corev1.ConditionTrue; got.Ready == want {
+						// Synced!
+						return true, nil
+					}
+				}
+			}
+		}
+		// keep polling.
+		return false, nil
+	})
+	if err != nil {
+		t.Fatalf("failed waiting for channel subscribers to sync", err)
+	}
+
 	if len(updated.Spec.Subscribers) <= 0 {
 		t.Errorf("subscriber was not saved")
 	}

diff --git a/test/rekt/features/channel/helpers.go b/test/rekt/features/channel/helpers.go
@@ -28,7 +28,6 @@ import (
 	"k8s.io/apimachinery/pkg/runtime"
 	"k8s.io/apimachinery/pkg/runtime/schema"
 	"k8s.io/apimachinery/pkg/types"
-	"k8s.io/apimachinery/pkg/util/wait"
 	"k8s.io/client-go/dynamic"
 	duckv1 "knative.dev/eventing/pkg/apis/duck/v1"
 	messagingclientsetv1 "knative.dev/eventing/pkg/client/clientset/versioned/typed/messaging/v1"
@@ -93,23 +92,6 @@ func getChannelable(ctx context.Context, t feature.T) *duckv1.Channelable {
 	return channel
 }
 
-func getChannelableWithStatus(ctx context.Context, t feature.T) *duckv1.Channelable {
-	interval, timeout := environment.PollTimingsFromContext(ctx)
-	var ch *duckv1.Channelable
-	err := wait.PollImmediate(interval, timeout, func() (bool, error) {
-		ch = getChannelable(ctx, t)
-		if ch.Status.ObservedGeneration != ch.Generation {
-			// keep polling.
-			return false, nil
-		}
-		return true, nil
-	})
-	if err != nil {
-		t.Fatal(err)
-	}
-	return ch
-}
-
 func patchChannelable(ctx context.Context, t feature.T, before, after *duckv1.Channelable) {
 	patch, err := duck.CreateMergePatch(before, after)
 	if err != nil {