when:
        execute(id)

        then:
        result.length == 6
        0 * _
    }

    def "executes the rule on cache miss"() {
        withToUpperCaseRule()
        def id = new Id('Alicia')

        when:
        execute(id)

        then:
        1 * valueSnapshotter.snapshot(_) >> {
            def snapshot = new StringValueSnapshot(it.toString())