nixos-config/tests/containers-default.nix

{
  testers,
  inputs,
}:
testers.runNixOSTest {
  name = "container-default-test";
  nodes.default =
    {
      config,
      pkgs,
      nixos-config,
      ...
    }:
    {
      imports = [
        nixos-config.nixosModules.default
      ];
      autoContainers = [ "default" ];
    };
  node.specialArgs = inputs // {
    inTester = true;
  };
  testScript = ''
    machine.wait_for_unit("container@default.service")
  '';
}