23 lines
774 B
JavaScript
23 lines
774 B
JavaScript
"use strict";
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const lua = require('../src/lua.js');
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const lauxlib = require("../src/lauxlib.js");
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const {to_luastring} = require("../src/fengaricore.js");
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test('luaL_ref, lua_rawgeti, luaL_unref, LUA_REGISTRYINDEX', () => {
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let L = lauxlib.luaL_newstate();
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if (!L) throw Error("failed to create lua state");
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{
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lua.lua_pushstring(L, to_luastring("hello references!"));
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let r = lauxlib.luaL_ref(L, lua.LUA_REGISTRYINDEX); // pops a value, stores it and returns a reference
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lua.lua_rawgeti(L, lua.LUA_REGISTRYINDEX, r); // pushes a value associated with the reference
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lauxlib.luaL_unref(L, lua.LUA_REGISTRYINDEX, r); // releases the reference
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}
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expect(lua.lua_tojsstring(L, -1))
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.toBe("hello references!");
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});
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