🌱 test: use cluster without worker definition for kcp only test

.gitignore

@@ -12,6 +12,9 @@ hack/tools/bin
 
 # E2E test templates
 test/e2e/data/infrastructure-docker/**/cluster-template*.yaml
+!test/e2e/data/infrastructure-docker/**/clusterclass-quick-start.yaml
+!test/e2e/data/infrastructure-docker/**/clusterclass-quick-start-runtimesdk.yaml
+test/e2e/data/infrastructure-docker/**/clusterclass-*.yaml
 test/e2e/data/infrastructure-inmemory/**/cluster-template*.yaml
 
 # Output of Makefile targets using sed on MacOS systems

Makefile

@@ -611,10 +611,12 @@ generate-e2e-templates-main: $(KUSTOMIZE)
 	$(KUSTOMIZE) build $(DOCKER_TEMPLATES)/main/cluster-template-ipv6 --load-restrictor LoadRestrictionsNone > $(DOCKER_TEMPLATES)/main/cluster-template-ipv6.yaml
 	$(KUSTOMIZE) build $(DOCKER_TEMPLATES)/main/cluster-template-topology-dualstack-ipv6-primary --load-restrictor LoadRestrictionsNone > $(DOCKER_TEMPLATES)/main/cluster-template-topology-dualstack-ipv6-primary.yaml
 	$(KUSTOMIZE) build $(DOCKER_TEMPLATES)/main/cluster-template-topology-dualstack-ipv4-primary --load-restrictor LoadRestrictionsNone > $(DOCKER_TEMPLATES)/main/cluster-template-topology-dualstack-ipv4-primary.yaml
-	$(KUSTOMIZE) build $(DOCKER_TEMPLATES)/main/cluster-template-topology-single-node-cluster --load-restrictor LoadRestrictionsNone > $(DOCKER_TEMPLATES)/main/cluster-template-topology-single-node-cluster.yaml
+	$(KUSTOMIZE) build $(DOCKER_TEMPLATES)/main/cluster-template-topology-no-workers --load-restrictor LoadRestrictionsNone > $(DOCKER_TEMPLATES)/main/cluster-template-topology-no-workers.yaml
+	$(KUSTOMIZE) build $(DOCKER_TEMPLATES)/main/cluster-template-topology-kcp-only --load-restrictor LoadRestrictionsNone > $(DOCKER_TEMPLATES)/main/cluster-template-topology-kcp-only.yaml
 	$(KUSTOMIZE) build $(DOCKER_TEMPLATES)/main/cluster-template-topology-autoscaler --load-restrictor LoadRestrictionsNone > $(DOCKER_TEMPLATES)/main/cluster-template-topology-autoscaler.yaml
 	$(KUSTOMIZE) build $(DOCKER_TEMPLATES)/main/cluster-template-topology --load-restrictor LoadRestrictionsNone > $(DOCKER_TEMPLATES)/main/cluster-template-topology.yaml
 	$(KUSTOMIZE) build $(DOCKER_TEMPLATES)/main/cluster-template-ignition --load-restrictor LoadRestrictionsNone > $(DOCKER_TEMPLATES)/main/cluster-template-ignition.yaml
+	$(KUSTOMIZE) build $(DOCKER_TEMPLATES)/main/clusterclass-quick-start-kcp-only --load-restrictor LoadRestrictionsNone > $(DOCKER_TEMPLATES)/main/clusterclass-quick-start-kcp-only.yaml
 
 	$(KUSTOMIZE) build $(INMEMORY_TEMPLATES)/main/cluster-template --load-restrictor LoadRestrictionsNone > $(INMEMORY_TEMPLATES)/main/cluster-template.yaml
 

test/e2e/config/docker.yaml

@@ -354,11 +354,13 @@ providers:
     - sourcePath: "../data/infrastructure-docker/main/cluster-template-ipv6.yaml"
     - sourcePath: "../data/infrastructure-docker/main/cluster-template-topology-dualstack-ipv6-primary.yaml"
     - sourcePath: "../data/infrastructure-docker/main/cluster-template-topology-dualstack-ipv4-primary.yaml"
-    - sourcePath: "../data/infrastructure-docker/main/cluster-template-topology-single-node-cluster.yaml"
+    - sourcePath: "../data/infrastructure-docker/main/cluster-template-topology-no-workers.yaml"
+    - sourcePath: "../data/infrastructure-docker/main/cluster-template-topology-kcp-only.yaml"
     - sourcePath: "../data/infrastructure-docker/main/cluster-template-topology-autoscaler.yaml"
     - sourcePath: "../data/infrastructure-docker/main/cluster-template-topology.yaml"
     - sourcePath: "../data/infrastructure-docker/main/cluster-template-ignition.yaml"
     - sourcePath: "../data/infrastructure-docker/main/clusterclass-quick-start.yaml"
+    - sourcePath: "../data/infrastructure-docker/main/clusterclass-quick-start-kcp-only.yaml"
     - sourcePath: "../data/infrastructure-docker/main/clusterclass-quick-start-runtimesdk.yaml"
     - sourcePath: "../data/shared/main/metadata.yaml"
 

test/e2e/data/infrastructure-docker/main/cluster-template-topology-kcp-only/cluster-topology-class.yaml

@@ -0,0 +1,3 @@
+- op: add
+  path: /spec/topology/class
+  value: "quick-start-kcp-only"

test/e2e/data/infrastructure-docker/main/cluster-template-topology-kcp-only/kustomization.yaml

@@ -0,0 +1,9 @@
+resources:
+  - ../cluster-template-topology-no-workers
+
+patches:
+- path: cluster-topology-class.yaml
+  target:
+    group: cluster.x-k8s.io
+    version: v1beta1
+    kind: Cluster

test/e2e/data/infrastructure-docker/main/cluster-template-topology-single-node-cluster/kustomization.yaml → test/e2e/data/infrastructure-docker/main/cluster-template-topology-no-workers/kustomization.yaml

@@ -8,4 +8,8 @@ patches:
     group: cluster.x-k8s.io
     version: v1beta1
     kind: Cluster
-
+- path: remove-topology-workers.yaml
+  target:
+    group: cluster.x-k8s.io
+    version: v1beta1
+    kind: Cluster

test/e2e/data/infrastructure-docker/main/cluster-template-topology-no-workers/remove-topology-workers.yaml

@@ -0,0 +1,2 @@
+- op: remove
+  path: /spec/topology/workers

test/e2e/data/infrastructure-docker/main/clusterclass-quick-start-kcp-only/clusterclass-name.yaml

@@ -0,0 +1,3 @@
+- op: replace
+  path: /metadata/name
+  value: quick-start-kcp-only

test/e2e/data/infrastructure-docker/main/clusterclass-quick-start-kcp-only/kustomization.yaml

@@ -0,0 +1,19 @@
+resources:
+  - ../clusterclass-quick-start.yaml
+
+patches:
+- path: remove-workers.yaml
+  target:
+    group: cluster.x-k8s.io
+    version: v1beta1
+    kind: ClusterClass
+- path: clusterclass-name.yaml
+  target:
+    group: cluster.x-k8s.io
+    version: v1beta1
+    kind: ClusterClass
+- path: remove-worker-patches.yaml
+  target:
+    group: cluster.x-k8s.io
+    version: v1beta1
+    kind: ClusterClass

test/e2e/data/infrastructure-docker/main/clusterclass-quick-start-kcp-only/remove-worker-patches.yaml

@@ -0,0 +1,12 @@
+- op: remove
+  path: /spec/patches/14
+- op: remove
+  path: /spec/patches/9
+- op: remove
+  path: /spec/patches/5
+- op: remove
+  path: /spec/patches/4/definitions/0/selector/matchResources/machineDeploymentClass
+- op: remove
+  path: /spec/patches/3/definitions/2
+- op: remove
+  path: /spec/patches/3/definitions/0

test/e2e/data/infrastructure-docker/main/clusterclass-quick-start-kcp-only/remove-workers.yaml

@@ -0,0 +1,2 @@
+- op: remove
+  path: /spec/workers

test/e2e/quick_start_test.go

@@ -206,3 +206,19 @@ var _ = Describe("When following the Cluster API quick-start with dualstack and
 		}
 	})
 })
+
+var _ = Describe("When following the Cluster API quick-start with ClusterClass without any worker definitions [ClusterClass]", func() {
+	QuickStartSpec(ctx, func() QuickStartSpecInput {
+		return QuickStartSpecInput{
+			E2EConfig:              e2eConfig,
+			ClusterctlConfigPath:   clusterctlConfigPath,
+			BootstrapClusterProxy:  bootstrapClusterProxy,
+			ArtifactFolder:         artifactFolder,
+			SkipCleanup:            skipCleanup,
+			Flavor:                 ptr.To("topology-kcp-only"),
+			InfrastructureProvider: ptr.To("docker"),
+			// Note: the used template is not using the corresponding variable
+			WorkerMachineCount: ptr.To[int64](0),
+		}
+	})
+})

test/e2e/self_hosted_test.go

@@ -64,10 +64,11 @@ var _ = Describe("When testing Cluster API working on single-node self-hosted cl
 			BootstrapClusterProxy:    bootstrapClusterProxy,
 			ArtifactFolder:           artifactFolder,
 			SkipCleanup:              skipCleanup,
-			Flavor:                   "topology-single-node-cluster",
+			Flavor:                   "topology-no-workers",
 			InfrastructureProvider:   ptr.To("docker"),
 			ControlPlaneMachineCount: ptr.To[int64](1),
-			WorkerMachineCount:       ptr.To[int64](0),
+			// Note: the used template is not using the corresponding variable.
+			WorkerMachineCount: ptr.To[int64](0),
 		}
 	})
 })