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"use strict";
const test = require('tape');
const beautify = require('js-beautify').js_beautify;
const tests = require("./tests.js");
const toByteCode = tests.toByteCode;
const lapi = require("../src/lapi.js");
const lauxlib = require("../src/lauxlib.js");
const linit = require('../src/linit.js');
// Roughly the same tests as test/lvm.js to cover all opcodes
test('LOADK, RETURN', function (t) {
let luaCode = `
local a = "hello world"
return a
`, L;
t.plan(2);
t.doesNotThrow(function () {
L = lauxlib.luaL_newstate();
linit.luaL_openlibs(L);
lapi.lua_load(L, null, luaCode, "test", "text");
lapi.lua_call(L, 0, -1);
}, "JS Lua program ran without error");
t.strictEqual(
lapi.lua_tostring(L, -1),
"hello world",
"Correct element(s) on the stack"
);
});
test('MOVE', function (t) {
let luaCode = `
local a = "hello world"
local b = a
return b
`, L;
t.plan(2);
t.doesNotThrow(function () {
L = lauxlib.luaL_newstate();
linit.luaL_openlibs(L);
lapi.lua_load(L, null, luaCode, "test", "text");
lapi.lua_call(L, 0, -1);
}, "JS Lua program ran without error");
t.strictEqual(
lapi.lua_tostring(L, -1),
"hello world",
"Correct element(s) on the stack"
);
});
test('Binary op', function (t) {
let luaCode = `
local a = 5
local b = 10
return a + b, a - b, a * b, a / b, a % b, a^b, a // b, a & b, a | b, a ~ b, a << b, a >> b
`, L;
t.plan(2);
t.doesNotThrow(function () {
L = lauxlib.luaL_newstate();
linit.luaL_openlibs(L);
lapi.lua_load(L, null, luaCode, "test", "text");
lapi.lua_call(L, 0, -1);
}, "JS Lua program ran without error");
t.deepEqual(
L.stack.slice(L.top - 12, L.top).map(e => e.value),
[15, -5, 50, 0.5, 5, 9765625.0, 0, 0, 15, 15, 5120, 0],
"Program output is correct"
);
});
test('Unary op, LOADBOOL', function (t) {
let luaCode = `
local a = 5
local b = false
return -a, not b, ~a
`, L;
t.plan(1);
// t.doesNotThrow(function () {
L = lauxlib.luaL_newstate();
linit.luaL_openlibs(L);
lapi.lua_load(L, null, luaCode, "test", "text");
lapi.lua_call(L, 0, -1);
// }, "JS Lua program ran without error");
t.deepEqual(
L.stack.slice(L.top - 3, L.top).map(e => e.value),
[-5, true, -6],
"Program output is correct"
);
});
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