def "transform is applied to each file once per build"() {
        given:
        buildFile << declareAttributes() << multiProjectWithJarSizeTransform() << withJarTasks() << withFileLibDependency("lib3.jar") << withExternalLibDependency("lib4")

        when:
        succeeds ":util:resolve", ":app:resolve"

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