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Diffstat (limited to 'test/lauxlib.test.js')
-rw-r--r-- | test/lauxlib.test.js | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/test/lauxlib.test.js b/test/lauxlib.test.js new file mode 100644 index 0000000..62198ac --- /dev/null +++ b/test/lauxlib.test.js @@ -0,0 +1,22 @@ +"use strict"; + +const lua = require('../src/lua.js'); +const lauxlib = require("../src/lauxlib.js"); +const {to_luastring} = require("../src/fengaricore.js"); + + +test('luaL_ref, lua_rawgeti, luaL_unref, LUA_REGISTRYINDEX', () => { + let L = lauxlib.luaL_newstate(); + if (!L) throw Error("failed to create lua state"); + + { + lua.lua_pushstring(L, to_luastring("hello references!")); + + let r = lauxlib.luaL_ref(L, lua.LUA_REGISTRYINDEX); // pops a value, stores it and returns a reference + lua.lua_rawgeti(L, lua.LUA_REGISTRYINDEX, r); // pushes a value associated with the reference + lauxlib.luaL_unref(L, lua.LUA_REGISTRYINDEX, r); // releases the reference + } + + expect(lua.lua_tojsstring(L, -1)) + .toBe("hello references!"); +}); |