Example for https://lizards.opensuse.org/?p=11707

fake-devicegraphs.yml

---
- disk:
    name: /dev/sda
    size: 1 TiB
    partition_table:  ms-dos
    partitions:

    - partition:
        size:         2 GiB
        name:         /dev/sda1
        type:         primary
        id:           0x82
        file_system:  swap
        mount_point:  swap
        label:        swap

    - partition:
        size:         100 GiB
        name:         /dev/sda2
        type:         primary
        id:           0x7
        file_system:  ntfs
        label:        windows

    - partition:
        size:         60 GiB
        name:         /dev/sda3
        type:         primary
        id:           Linux
        file_system:  ext4
        mount_point:  /
        label:        root

    - partition:
        size:         unlimited
        name:         /dev/sda4
        type:         extended

    - partition:
        size:         200 GiB
        name:         /dev/sda5
        type:         logical
        id:           0x83
        file_system:  xfs
        mount_point:  /home
        label:        home

    - free:
        size:         300 GiB

    - partition:
        size:         362 GiB
        name:         /dev/sda6
        type:         logical
        id:           0x83
        file_system:  xfs
        mount_point:  /data
        label:        data

- disk:
    name: /dev/sdb
    size: 160 GiB
---
disk:
  name: /dev/sdc
  size: 500 GiB