nixpkgs/nixos/tests/systemd-analyze.nix
2022-03-28 14:11:58 +02:00

47 lines
1.5 KiB
Nix

import ./make-test-python.nix ({ pkgs, latestKernel ? false, ... }:
{
name = "systemd-analyze";
meta = with pkgs.lib.maintainers; {
maintainers = [ raskin ];
};
nodes.machine =
{ pkgs, lib, ... }:
{ boot.kernelPackages = lib.mkIf latestKernel pkgs.linuxPackages_latest;
sound.enable = true; # needed for the factl test, /dev/snd/* exists without them but udev doesn't care then
};
testScript = ''
machine.wait_for_unit("multi-user.target")
# We create a special output directory to copy it as a whole
with subtest("Prepare output dir"):
machine.succeed("mkdir systemd-analyze")
# Save the output into a file with given name inside the common
# output directory
def run_systemd_analyze(args, name):
tgt_dir = "systemd-analyze"
machine.succeed(
"systemd-analyze {} > {}/{} 2> {}/{}.err".format(
" ".join(args), tgt_dir, name, tgt_dir, name
)
)
with subtest("Print statistics"):
run_systemd_analyze(["blame"], "blame.txt")
run_systemd_analyze(["critical-chain"], "critical-chain.txt")
run_systemd_analyze(["dot"], "dependencies.dot")
run_systemd_analyze(["plot"], "systemd-analyze.svg")
# We copy the main graph into the $out (toplevel), and we also copy
# the entire output directory with additional data
with subtest("Copying the resulting data into $out"):
machine.copy_from_vm("systemd-analyze/", "")
machine.copy_from_vm("systemd-analyze/systemd-analyze.svg", "")
'';
})