Skip Proxy update test on HyperShift cluster

Signed-off-by: chiragkyal <ckyal@redhat.com>

Author: chiragkyal

test/e2e/trustmanager_test.go

@@ -828,6 +828,15 @@ var _ = Describe("TrustManager", Ordered, Label("Platform:Generic", "Feature:Tru
 			const openshiftConfigNS = "openshift-config"
 			const userCABundleName = "user-ca-bundle"
 
+			By("checking if Proxy/cluster is writable (skipped on HyperShift/HostedCluster)")
+			proxy, err := configClient.Proxies().Get(ctx, "cluster", metav1.GetOptions{})
+			Expect(err).ShouldNot(HaveOccurred())
+			_, err = configClient.Proxies().Update(ctx, proxy, metav1.UpdateOptions{DryRun: []string{metav1.DryRunAll}})
+			if apierrors.IsForbidden(err) || apierrors.IsInvalid(err) {
+				Skip("Proxy/cluster is immutable on this cluster (likely HyperShift): " + err.Error())
+			}
+			Expect(err).ShouldNot(HaveOccurred())
+
 			createTrustManager(ctx, newTrustManagerCR().WithDefaultCAPackage(v1alpha1.DefaultCAPackagePolicyEnabled))
 
 			// --- Capture baseline state ---
@@ -862,7 +871,7 @@ var _ = Describe("TrustManager", Ordered, Label("Platform:Generic", "Feature:Tru
 			// --- Save original Proxy and user-ca-bundle state for cleanup ---
 
 			By("saving original Proxy trustedCA and user-ca-bundle state")
-			proxy, err := configClient.Proxies().Get(ctx, "cluster", metav1.GetOptions{})
+			proxy, err = configClient.Proxies().Get(ctx, "cluster", metav1.GetOptions{})
 			Expect(err).ShouldNot(HaveOccurred())
 			originalTrustedCAName := proxy.Spec.TrustedCA.Name