Rename Lua test folder

third_party/lua/test/libs/lib2.c

@@ -0,0 +1,23 @@
+#include "lua.h"
+#include "lauxlib.h"
+
+static int id (lua_State *L) {
+  return lua_gettop(L);
+}
+
+
+static const struct luaL_Reg funcs[] = {
+  {"id", id},
+  {NULL, NULL}
+};
+
+
+LUAMOD_API int luaopen_lib2 (lua_State *L) {
+  lua_settop(L, 2);
+  lua_setglobal(L, "y");  /* y gets 2nd parameter */
+  lua_setglobal(L, "x");  /* x gets 1st parameter */
+  luaL_newlib(L, funcs);
+  return 1;
+}
+
+