}

    void hasOutputsWhenUpToDatePredicateRegistered() {
        when:
        outputs.upToDateWhen { false }

        then:
        outputs.hasOutput
    }

    void canSpecifyUpToDatePredicateUsingClosure() {
        boolean upToDate = false

        when:
        outputs.upToDateWhen { upToDate }

        then:
        !outputs.upToDateSpec.isSatisfiedBy(task)

        when: