tested_filesystems:
  # key: fstype
  #   fssize: size (Mo)
  #   grow: True if resizefs is supported
  # Other minimal sizes:
  # - XFS: 20Mo
  # - Btrfs: 150Mo (50Mo when "--metadata single" is used and 100Mb when on newer Fedora versions)
  ext4: {fssize: 10, grow: True}
  ext4dev: {fssize: 10, grow: True}
  ext3: {fssize: 10, grow: True}
  ext2: {fssize: 10, grow: True}
  xfs: {fssize: 20, grow: False}  # grow requires a mounted filesystem
  btrfs: {fssize: 150, grow: False}  # grow not implemented
  vfat: {fssize: 20, grow: True}
  # untested: lvm, requires a block device