nixpkgs/nixos/tests/containers-require-bind-mounts.nix

import ./make-test-python.nix (
  { lib, ... }:
  {
    name = "containers-require-bind-mounts";
    meta.maintainers = with lib.maintainers; [ kira-bruneau ];

    nodes.machine = {
      containers.require-bind-mounts = {
        bindMounts = {
          "/srv/data" = { };
        };
        config = { };
      };

      virtualisation.fileSystems = {
        "/srv/data" = {
          fsType = "tmpfs";
          options = [ "noauto" ];
        };
      };
    };

    testScript = ''
      machine.wait_for_unit("default.target")

      assert "require-bind-mounts" in machine.succeed("nixos-container list")
      assert "down" in machine.succeed("nixos-container status require-bind-mounts")
      assert "inactive" in machine.fail("systemctl is-active srv-data.mount")

      with subtest("bind mount host paths must be mounted to run container"):
        machine.succeed("nixos-container start require-bind-mounts")
        assert "up" in machine.succeed("nixos-container status require-bind-mounts")
        assert "active" in machine.succeed("systemctl status srv-data.mount")

        machine.succeed("systemctl stop srv-data.mount")
        assert "down" in machine.succeed("nixos-container status require-bind-mounts")
        assert "inactive" in machine.fail("systemctl is-active srv-data.mount")
    '';
  }
)