test commit to verify custom upgrade to prerelease

test/e2e/clusterctl_upgrade_test.go

@@ -53,6 +53,10 @@ var _ = Describe("When testing clusterctl upgrades (v0.4=>current)", func() {
 			SkipCleanup:               skipCleanup,
 			InitWithBinary:            "https://github.com/kubernetes-sigs/cluster-api/releases/download/v0.4.8/clusterctl-{OS}-{ARCH}",
 			InitWithProvidersContract: "v1alpha4",
+			CoreProvider:              "capi-system/cluster-api:v1.2.2",
+			BootstrapProviders:        []string{"capi-kubeadm-bootstrap-system/kubeadm:v1.2.2"},
+			ControlPlaneProviders:     []string{"capi-kubeadm-control-plane-system/kubeadm:v1.2.2"},
+			InfrastructureProviders:   []string{"capd-system/docker:v1.2.0-rc.0"},
 			InitWithKubernetesVersion: "v1.25.0",
 		}
 	})

test/e2e/config/docker.yaml

@@ -165,6 +165,18 @@ providers:
     files:
     - sourcePath: "../data/shared/v1alpha4/metadata.yaml"
     - sourcePath: "../data/infrastructure-docker/v1alpha4/cluster-template.yaml"
+  - name: v1.2.0-rc.0 # prerelease in the v1beta1 series; this is used for v1alpha4 --> prerelease clusterctl upgrades test only.
+    value: "https://github.com/kubernetes-sigs/cluster-api/releases/download/v1.2.0-rc.0/infrastructure-components-development.yaml"
+    type: "url"
+    contract: v1beta1
+    replacements:
+    - old: --metrics-addr=127.0.0.1:8080
+      new: --metrics-addr=:8080
+    files:
+    - sourcePath: "../data/shared/v1beta1/v1.2/metadata.yaml"
+    - sourcePath: "../data/infrastructure-docker/v1beta1/v1.2/cluster-template.yaml"
+    - sourcePath: "../data/infrastructure-docker/v1beta1/v1.2/cluster-template-topology.yaml"
+    - sourcePath: "../data/infrastructure-docker/v1beta1/v1.2/clusterclass-quick-start.yaml"
   - name: v1.2.2 # latest published release in the v1beta1 series; this is used for v1beta1 --> main clusterctl upgrades test only.
     value: "https://github.com/kubernetes-sigs/cluster-api/releases/download/v1.2.2/infrastructure-components-development.yaml"
     type: "url"