void expectMetadataRetrieve() {
        expectLstat()
    }

    @Override
    void expectDownloadBroken() {
        expectMetadataRetrieveBroken()
    }

    @Override
    void expectUpload() {
        expectFileUpload()
    }

    @Override
    void expectUploadBroken() {
        server.expectOpen(pathOnServer)
        server.expectWriteBroken(pathOnServer)

        throw new UnsupportedOperationException()
    }

    @Override
    void expectParentCheckdir() {
        throw new UnsupportedOperationException()
    }

    @Override
    void expectUpload() {
        throw new UnsupportedOperationException()
    }

    @Override
    void expectUploadBroken() {
        throw new UnsupportedOperationException()
    }

        assertThat(storeOperation(), nullValue())
    }

    void assertStateStored(boolean expectLoad = true) {
        def store = storeOperation()
        assertThat(store, notNullValue())
        assertThat(store.failure, nullValue())
        assertThat(loadOperation(), expectLoad ? notNullValue() : nullValue())
    }

    void assertStateStoreFailed() {
        assertThat(loadOperation(), nullValue())