nix-community.nixvim/tests/enable-except-in-tests.nix

{
  pkgs,
  mkTestDerivationFromNixvimModule,
  makeNixvimWithModule,
}: let
  module = {helpers, ...}: {
    plugins.image.enable = helpers.enableExceptInTests;
  };

  inTest = mkTestDerivationFromNixvimModule {
    name = "enable-except-in-tests-test";
    inherit pkgs module;
  };

  notInTest = let
    nvim = makeNixvimWithModule {
      inherit pkgs module;
    };
  in
    pkgs.runCommand "enable-except-in-tests-not-in-test" {
      printConfig = "${nvim}/bin/nixvim-print-init";
    } ''
      if ! "$printConfig" | grep 'require("image").setup'; then
        echo "image.nvim is not present in the configuration"
        echo -e "configuration:\n$($printConfig)"
        exit 1
      fi

      touch $out
    '';
in
  pkgs.linkFarm "enable-except-in-tests" [
    {
      name = "in-test";
      path = inTest;
    }
    {
      name = "not-in-test";
      path = notInTest;
    }
  ]