import ./make-test-python.nix ({ lib, pkgs, ... }: { name = "swap-partition"; nodes.machine = { config, pkgs, lib, ... }: { virtualisation.useDefaultFilesystems = false; virtualisation.bootDevice = "/dev/vda1"; boot.initrd.postDeviceCommands = '' if ! test -b /dev/vda1; then ${pkgs.parted}/bin/parted --script /dev/vda -- mklabel msdos ${pkgs.parted}/bin/parted --script /dev/vda -- mkpart primary 1MiB -250MiB ${pkgs.parted}/bin/parted --script /dev/vda -- mkpart primary -250MiB 100% sync fi FSTYPE=$(blkid -o value -s TYPE /dev/vda1 || true) if test -z "$FSTYPE"; then ${pkgs.e2fsprogs}/bin/mke2fs -t ext4 -L root /dev/vda1 ${pkgs.util-linux}/bin/mkswap --label swap /dev/vda2 fi ''; virtualisation.fileSystems = { "/" = { device = "/dev/disk/by-label/root"; fsType = "ext4"; }; }; swapDevices = [ { device = "/dev/disk/by-label/swap"; } ]; }; testScript = '' machine.wait_for_unit("multi-user.target") with subtest("Swap is active"): # Doesn't matter if the numbers reported by `free` are slightly off due to unit conversions. machine.succeed("free -h | grep -E 'Swap:\s+2[45][0-9]Mi'") ''; })