# File test/tc_nadol_disks.rb, line 11
        def test_empty_dsk
                dsk=DSK.new()
                assert(dsk.file_system!=:nadol,"empty DSK should not be NADOL format")
    dsk.set_sector(0,0,"*")
    assert_equal(dsk.get_sector(0,0)[0],"*"[0],"set_sector wrote 1st byte OK")
    assert_equal(dsk.get_sector(0,0)[1],0,"set_sector wrote 2nd byte OK")
        end