when:
        assert a.delete()
        run language.compileTaskName

        then:
        outputs.noneRecompiled() //B is not recompiled
        outputs.deletedClasses 'A', 'A$InnerA' //inner class is also deleted
    }

    def "detects change of an isolated source class with an inner class"() {
        source """class A {
            class InnerA {}
        }"""