{
  system ? builtins.currentSystem,
  sources ? import ../npins,
  pkgs ? import sources.nixpkgs {
    inherit system;
  },
}:
let
  inherit (pkgs) lib;
in
lib.mapAttrs (name: test: pkgs.testers.runNixOSTest (test // { inherit name; })) {
  mastodon = import ./tests/mastodon.nix { inherit pkgs; };
  pixelfed-garage = import ./tests/pixelfed-garage.nix { inherit pkgs; };
  peertube = import ./tests/peertube.nix { inherit pkgs; };
}