private: Yes 


    (it "checks the readme example"
      (let
        tmpl = nixLib.callPackageJson readme-example.package-json {};
        deps = nixLib.callYarnLock readme-example.yarn-lock {};
        pkg  = nixLib.buildNodePackage ({ inherit (readme-example) src; } //
          tmpl (nixLib.buildNodeDeps deps));
      in [
      # TODO we can probably check more here, but this seems like a
      # good sanity check, since its mostly about building successfully
      (assertEq "momentjs linked" (builtins.readDir "${pkg}/node_modules") {
        ".bin" = "directory";
        "moment" = "symlink";
      })]))