diff --git a/lib.test.nix b/lib.test.nix
index 9b7d2fe..b1eeecf 100644
--- a/lib.test.nix
+++ b/lib.test.nix
@@ -178,6 +178,10 @@ with nix2lua; pkgs.lib.runTests {
     expr = toLua (local (set "parser_config.d2" { }));
     expected = "local parser_config.d2 = {  }";
   };
+  "test returns a short variant of setting a value to the local variable" = {
+    expr = toLua (lset "parser_config.d2" { });
+    expected = "local parser_config.d2 = {  }";
+  };
   "test returns all operations" = {
     expr = toLua (spaceBetween [
       (set "a" (eq (mul (add 1 2) (sub 2 1)) 3))
@@ -235,4 +239,8 @@ with nix2lua; pkgs.lib.runTests {
     expr = toLua (ifelse (eq 10 10) return_void (return 10));
     expected = ''if (10 == 10) then return else return 10 end'';
   };
+  "test returns a definition of a variable with require function" = {
+    expr = toLua (requireTo "ls" "luasnip");
+    expected = ''local ls = require("luasnip")'';
+  };
 }