if err != nil {
			return 0
		}
		switch ops[opType%maxOps] {
		case "AddRegistry":
			err = runAddRegistry(f, c)
		case "DeleteRegistry":
			err = runDeleteRegistry(f, c)
		}
		if err != nil {
			return 0
		}
	}
	return 1
}

// Helper function to create a registry.
func runAddRegistry(f *fuzz.ConsumeFuzzer, c *aggregate.Controller) error {
	registry := serviceregistry.Simple{}