then:
        executedAndNotSkipped(":compileJava")
        classJavaVersion(javaClassFile("Parent.class")) == JavaVersion.VERSION_17
    }

    def sourceUsingJavaApiFromJava15() {
        """
            public class Main {
                public static void main(String[] args) {
                    System.out.println("Main: java " + System.getProperty("java.version"));