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-rw-r--r--test/lexparse.test.js761
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diff --git a/test/lexparse.test.js b/test/lexparse.test.js
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+++ b/test/lexparse.test.js
@@ -0,0 +1,761 @@
+"use strict";
+
+const lua = require('../src/lua.js');
+const lauxlib = require('../src/lauxlib.js');
+const lualib = require('../src/lualib.js');
+const lstring = require("../src/lstring.js");
+const {to_luastring} = require("../src/fengaricore.js");
+
+// Roughly the same tests as test/lvm.js to cover all opcodes
+test('LOADK, RETURN', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local a = "hello world"
+ return a
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(lua.lua_tojsstring(L, -1)).toBe("hello world");
+});
+
+
+test('MOVE', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local a = "hello world"
+ local b = a
+ return b
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(lua.lua_tojsstring(L, -1)).toBe("hello world");
+});
+
+
+test('Binary op', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ 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
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(L.stack.slice(L.top - 12, L.top).map(e => e.value))
+ .toEqual([15, -5, 50, 0.5, 5, 9765625.0, 0, 0, 15, 15, 5120, 0]);
+});
+
+
+test('Unary op, LOADBOOL', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local a = 5
+ local b = false
+ return -a, not b, ~a
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(L.stack.slice(L.top - 3, L.top).map(e => e.value))
+ .toEqual([-5, true, -6]);
+});
+
+
+test('NEWTABLE', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local a = {}
+ return a
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(lua.lua_type(L, -1)).toBe(lua.LUA_TTABLE);
+});
+
+
+test('CALL', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local f = function (a, b)
+ return a + b
+ end
+
+ local c = f(1, 2)
+
+ return c
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(lua.lua_tointeger(L, -1)).toBe(3);
+});
+
+test('Multiple return', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local f = function (a, b)
+ return a + b, a - b, a * b
+ end
+
+ local c
+ local d
+ local e
+
+ c, d, e = f(1,2)
+
+ return c, d, e
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(L.stack.slice(L.top - 3, L.top).map(e => e.value))
+ .toEqual([3, -1, 2]);
+});
+
+
+test('TAILCALL', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local f = function (a, b)
+ return a + b
+ end
+
+ return f(1,2)
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(lua.lua_tointeger(L, -1)).toBe(3);
+});
+
+
+test('VARARG', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local f = function (...)
+ return ...
+ end
+
+ return f(1,2,3)
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(L.stack.slice(L.top - 3, L.top).map(e => e.value))
+ .toEqual([1, 2, 3]);
+});
+
+
+test('LE, JMP', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local a, b = 1, 1
+
+ return a >= b
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(lua.lua_toboolean(L, -1)).toBe(true);
+});
+
+
+test('LT', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local a, b = 1, 1
+
+ return a > b
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(lua.lua_toboolean(L, -1)).toBe(false);
+});
+
+
+test('EQ', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local a, b = 1, 1
+
+ return a == b
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(lua.lua_toboolean(L, -1)).toBe(true);
+});
+
+
+test('TESTSET (and)', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local a = true
+ local b = "hello"
+
+ return a and b
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(lua.lua_tojsstring(L, -1)).toBe("hello");
+});
+
+
+test('TESTSET (or)', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local a = false
+ local b = "hello"
+
+ return a or b
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(lua.lua_tojsstring(L, -1)).toBe("hello");
+});
+
+
+test('TEST (false)', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local a = false
+ local b = "hello"
+
+ if a then
+ return b
+ end
+
+ return "goodbye"
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(lua.lua_tojsstring(L, -1)).toBe("goodbye");
+});
+
+
+test('FORPREP, FORLOOP (int)', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local total = 0
+
+ for i = 0, 10 do
+ total = total + i
+ end
+
+ return total
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(lua.lua_tointeger(L, -1)).toBe(55);
+});
+
+
+test('FORPREP, FORLOOP (float)', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local total = 0
+
+ for i = 0.5, 10.5 do
+ total = total + i
+ end
+
+ return total
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(lua.lua_tonumber(L, -1)).toBe(60.5);
+});
+
+
+test('SETTABLE, GETTABLE', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local t = {}
+
+ t[1] = "hello"
+ t["two"] = "world"
+
+ return t
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(lua.lua_topointer(L, -1).strong.get(1).value.jsstring())
+ .toBe("hello");
+ expect(lua.lua_topointer(L, -1).strong.get(lstring.luaS_hash(to_luastring("two"))).value.jsstring())
+ .toBe("world");
+});
+
+
+test('SETUPVAL, GETUPVAL', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local up = "hello"
+
+ local f = function ()
+ upup = "yo"
+ up = "world"
+ return up;
+ end
+
+ return f()
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(lua.lua_tojsstring(L, -1)).toBe("world");
+});
+
+
+test('SETTABUP, GETTABUP', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ t = {}
+
+ t[1] = "hello"
+ t["two"] = "world"
+
+ return t
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(lua.lua_topointer(L, -1).strong.get(1).value.jsstring())
+ .toBe("hello");
+ expect(lua.lua_topointer(L, -1).strong.get(lstring.luaS_hash(to_luastring("two"))).value.jsstring())
+ .toBe("world");
+});
+
+
+test('SELF', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local t = {}
+
+ t.value = "hello"
+ t.get = function (self)
+ return self.value
+ end
+
+ return t:get()
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(lua.lua_tojsstring(L, -1)).toBe("hello");
+});
+
+
+test('SETLIST', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local t = {1, 2, 3, 4, 5, 6, 7, 8, 9}
+
+ return t
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect([...lua.lua_topointer(L, -1).strong.entries()].map(e => e[1].value.value).sort())
+ .toEqual([1, 2, 3, 4, 5, 6, 7, 8, 9]);
+});
+
+
+test('Variable SETLIST', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local a = function ()
+ return 6, 7, 8, 9
+ end
+
+ local t = {1, 2, 3, 4, 5, a()}
+
+ return t
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect([...lua.lua_topointer(L, -1).strong.entries()].map(e => e[1].value.value).sort())
+ .toEqual([1, 2, 3, 4, 5, 6, 7, 8, 9]);
+});
+
+test('Long SETLIST', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local t = {1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5}
+
+ return t
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect([...lua.lua_topointer(L, -1).strong.entries()].map(e => e[1].value.value).reverse())
+ .toEqual([1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5]);
+});
+
+
+test('TFORCALL, TFORLOOP', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local iterator = function (t, i)
+ i = i + 1
+ local v = t[i]
+ if v then
+ return i, v
+ end
+ end
+
+ local iprs = function(t)
+ return iterator, t, 0
+ end
+
+ local t = {1, 2, 3}
+ local r = 0
+ for k,v in iprs(t) do
+ r = r + v
+ end
+
+ return r
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(lua.lua_tonumber(L, -1)).toBe(6);
+});
+
+
+test('LEN', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local t = {[10000] = "foo"}
+ local t2 = {1, 2, 3}
+ local s = "hello"
+
+ return #t, #t2, #s
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(lua.lua_tonumber(L, -1)).toBe(5);
+ expect(lua.lua_tonumber(L, -2)).toBe(3);
+ expect(lua.lua_tonumber(L, -3)).toBe(0);
+});
+
+
+test('CONCAT', () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ return "hello " .. 2 .. " you"
+ `;
+ {
+ lualib.luaL_openlibs(L);
+ let reader = function(L, data) {
+ let code = luaCode ? luaCode.trim() : null;
+ luaCode = null;
+ return code ? to_luastring(code) : null;
+ };
+ lua.lua_load(L, reader, luaCode, to_luastring("test"), to_luastring("text"));
+
+ lua.lua_call(L, 0, -1);
+ }
+
+ expect(lua.lua_tojsstring(L, -1)).toBe("hello 2 you");
+});
generated by cgit v1.2.3-70-g09d2 (git 2.47.0) at 2024-11-15 20:15:51 +0000