Test Headless Services

pkg/testutils/kubernetes.go

@@ -0,0 +1,27 @@
+package testutils
+
+import (
+	"errors"
+
+	"k8s.io/kubernetes/pkg/api"
+	"k8s.io/kubernetes/pkg/runtime"
+)
+
+// CheckForHeadless is helper function for tests.
+// It checks if all Services in objects are Headless Services and if there is at least one such Services.
+func CheckForHeadless(objects []runtime.Object) error {
+	serviceCreated := false
+	for _, obj := range objects {
+		if svc, ok := obj.(*api.Service); ok {
+			serviceCreated = true
+			// Check if it is a headless services
+			if svc.Spec.ClusterIP != "None" {
+				return errors.New("this is not a Headless services")
+			}
+		}
+	}
+	if !serviceCreated {
+		return errors.New("no Service created")
+	}
+	return nil
+}