hasAttributes(custom: 'world', nice: true)
            }
            noMoreDependencies()
        }
    }

    @Issue("gradle/gradle#5450")
    def "doesn't fail with NPE if no component is attached to a publication"() {
        createBuildScripts("""
        publishing {
            publications {
                java(IvyPublication) {
                    artifact jar

    public boolean hasNext() {
      while (!checkNotNull(iterator).hasNext()) {
        // this weird checkNotNull positioning appears required by our tests, which expect
        // both hasNext and next to throw NPE if an input iterator is null.

        topMetaIterator = getTopMetaIterator();
        if (topMetaIterator == null) {
          return false;
        }

        iterator = topMetaIterator.next();

    public boolean hasNext() {
      while (!checkNotNull(iterator).hasNext()) {
        // this weird checkNotNull positioning appears required by our tests, which expect
        // both hasNext and next to throw NPE if an input iterator is null.

        topMetaIterator = getTopMetaIterator();
        if (topMetaIterator == null) {
          return false;
        }

        iterator = topMetaIterator.next();