}

    void expectStat(String path) {
        expectations << new SftpExpectOnePath(SftpConstants.SSH_FXP_STAT, "STAT", path)
    }

    void expectMkdir(String path) {
        expectations << new SftpExpectOnePath(SftpConstants.SSH_FXP_MKDIR, "MKDIR", path)
    }

    void expectOpendir(String path) {

        def expectedDir = tempDir.file("dir1")
        def expectedFile = tempDir.file("dir1/file2")

        when:
        fileTree.visit(visitor)

        then:
        1 * visitor.visitDir(_) >> { FileVisitDetails details ->
            with(details) {
                file == expectedDir
                directory
                size == expectedDir.size()
                name == expectedDir.name