test: Add check for coredns deployment

Author: jimmidyson

test/e2e/coredns_helpers.go

@@ -0,0 +1,40 @@
+//go:build e2e
+
+// Copyright 2024 Nutanix. All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
+
+package e2e
+
+import (
+	"context"
+
+	appsv1 "k8s.io/api/apps/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	clusterv1 "sigs.k8s.io/cluster-api/api/v1beta1"
+	"sigs.k8s.io/cluster-api/test/framework"
+)
+
+type WaitForCoreDNSToBeReadyInWorkloadClusterInput struct {
+	WorkloadCluster     *clusterv1.Cluster
+	ClusterProxy        framework.ClusterProxy
+	DeploymentIntervals []interface{}
+}
+
+func WaitForCoreDNSToBeReadyInWorkloadCluster(
+	ctx context.Context,
+	input WaitForCoreDNSToBeReadyInWorkloadClusterInput,
+) {
+	workloadClusterClient := input.ClusterProxy.GetWorkloadCluster(
+		ctx, input.WorkloadCluster.Namespace, input.WorkloadCluster.Name,
+	).GetClient()
+
+	WaitForDeploymentsAvailable(ctx, framework.WaitForDeploymentsAvailableInput{
+		Getter: workloadClusterClient,
+		Deployment: &appsv1.Deployment{
+			ObjectMeta: metav1.ObjectMeta{
+				Name:      "coredns",
+				Namespace: metav1.NamespaceSystem,
+			},
+		},
+	}, input.DeploymentIntervals...)
+}

test/e2e/quick_start_test.go

@@ -163,6 +163,18 @@ var _ = Describe("Quick start", Serial, func() {
 											),
 										},
 									)
+
+									WaitForCoreDNSToBeReadyInWorkloadCluster(
+										ctx,
+										WaitForCoreDNSToBeReadyInWorkloadClusterInput{
+											WorkloadCluster: workloadCluster,
+											ClusterProxy:    proxy,
+											DeploymentIntervals: testE2EConfig.GetIntervals(
+												flavour,
+												"wait-deployment",
+											),
+										},
+									)
 								},
 							}
 						})

test/e2e/self_hosted_test.go

@@ -101,6 +101,18 @@ var _ = Describe("Self-hosted", Serial, func() {
 										),
 									},
 								)
+
+								WaitForCoreDNSToBeReadyInWorkloadCluster(
+									ctx,
+									WaitForCoreDNSToBeReadyInWorkloadClusterInput{
+										WorkloadCluster: workloadCluster,
+										ClusterProxy:    proxy,
+										DeploymentIntervals: e2eConfig.GetIntervals(
+											flavour,
+											"wait-deployment",
+										),
+									},
+								)
 							},
 						}
 					})