output.count("files 1: [lib1.jar.size, lib2.jar.size, lib3.jar.size, lib4-1.0.jar.size]") == 2

        output.count("Transformed") == 0
    }

    def "can use custom type that does not implement equals() for transform configuration"() {
        given:
        buildFile << declareAttributes() << withJarTasks() << """
            class CustomType implements Serializable {
                String value
            }