throw new ServiceValidationException("Locating services with array type is not supported.");
        }
        if (serviceClass.isAnnotation()) {
            throw new ServiceValidationException("Locating services with annotation type is not supported.");
        }
        if (serviceClass == Object.class) {
            throw new ServiceValidationException("Locating services with type Object is not supported.");

    }

    def "does not support querying for Object.class"() {
        def registry = new DefaultServiceRegistry()
        when:
        registry.get(Object)

        then:
        ServiceValidationException e = thrown()
        e.message == "Locating services with type Object is not supported."
    }

    def createsInstanceOfServiceImplementation() {
        def registry = new DefaultServiceRegistry()