Update bundle tests to use IP of service to avoid cluster domain rules

Author: Pierre Tasci

test/registry_test.go

@@ -92,3 +92,13 @@ func getRegistryService(namespace string) *corev1.Service {
 		},
 	}
 }
+
+// getRegistryServiceIP fetches the registry service's current IP.
+func getRegistryServiceIP(ctx context.Context, t *testing.T, c *clients, namespace string) string {
+	t.Helper()
+	svc, err := c.KubeClient.Kube.CoreV1().Services(namespace).Get(ctx, "registry", metav1.GetOptions{})
+	if err != nil {
+		t.Fatalf("failed to lookup registry service: %q", err)
+	}
+	return svc.Spec.ClusterIP
+}

test/tektonbundles_test.go

@@ -193,7 +193,7 @@ func TestTektonBundlesSimpleWorkingExample(t *testing.T) {
 	taskName := "hello-world"
 	pipelineName := "hello-world-pipeline"
 	pipelineRunName := "hello-world-piplinerun"
-	repo := fmt.Sprintf("registry.%s.svc.cluster.local:5000/tektonbundlessimple", namespace)
+	repo := fmt.Sprintf("%s:5000/tektonbundlessimple", getRegistryServiceIP(ctx, t, c, namespace))
 
 	ref, err := name.ParseReference(repo)
 	if err != nil {
@@ -333,7 +333,7 @@ func TestTektonBundlesUsingRegularImage(t *testing.T) {
 	taskName := "hello-world-dne"
 	pipelineName := "hello-world-pipeline-dne"
 	pipelineRunName := "hello-world-piplinerun"
-	repo := fmt.Sprintf("registry.%s.svc.cluster.local:5000/tektonbundlesregularimage", namespace)
+	repo := fmt.Sprintf("%s:5000/tektonbundlesregularimage", getRegistryServiceIP(ctx, t, c, namespace))
 
 	ref, err := name.ParseReference(repo)
 	if err != nil {
@@ -418,7 +418,7 @@ func TestTektonBundlesUsingImproperFormat(t *testing.T) {
 	taskName := "hello-world"
 	pipelineName := "hello-world-pipeline"
 	pipelineRunName := "hello-world-piplinerun"
-	repo := fmt.Sprintf("registry.%s.svc.cluster.local:5000/tektonbundlesimproperformat", namespace)
+	repo := fmt.Sprintf("%s:5000/tektonbundlesimproperformat", getRegistryServiceIP(ctx, t, c, namespace))
 
 	ref, err := name.ParseReference(repo)
 	if err != nil {