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+"use strict";
+
+const lua = require('../../src/lua.js');
+const lauxlib = require('../../src/lauxlib.js');
+const lualib = require('../../src/lualib.js');
+const {to_luastring} = require("../../src/fengaricore.js");
+
+test("[test-suite] attrib: testing require", () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ assert(require"string" == string)
+ assert(require"math" == math)
+ assert(require"table" == table)
+ assert(require"io" == io)
+ assert(require"os" == os)
+ assert(require"coroutine" == coroutine)
+
+ assert(type(package.path) == "string")
+ assert(type(package.jspath) == "string")
+ assert(type(package.loaded) == "table")
+ assert(type(package.preload) == "table")
+
+ assert(type(package.config) == "string")
+ -- print("package config: "..string.gsub(package.config, "\\n", "|"))
+
+ do
+ -- create a path with 'max' templates,
+ -- each with 1-10 repetitions of '?'
+ local max = _soft and 100 or 2000
+ local t = {}
+ for i = 1,max do t[i] = string.rep("?", i%10 + 1) end
+ t[#t + 1] = ";" -- empty template
+ local path = table.concat(t, ";")
+ -- use that path in a search
+ local s, err = package.searchpath("xuxu", path)
+ -- search fails; check that message has an occurence of
+ -- '??????????' with ? replaced by xuxu and at least 'max' lines
+ assert(not s and
+ string.find(err, string.rep("xuxu", 10)) and
+ #string.gsub(err, "[^\\n]", "") >= max)
+ -- path with one very long template
+ local path = string.rep("?", max)
+ local s, err = package.searchpath("xuxu", path)
+ assert(not s and string.find(err, string.rep('xuxu', max)))
+ end
+
+ do
+ local oldpath = package.path
+ package.path = {}
+ local s, err = pcall(require, "no-such-file")
+ assert(not s and string.find(err, "package.path"))
+ package.path = oldpath
+ end
+ `;
+ lualib.luaL_openlibs(L);
+ if (lauxlib.luaL_loadstring(L, to_luastring(luaCode)) === lua.LUA_ERRSYNTAX)
+ throw new SyntaxError(lua.lua_tojsstring(L, -1));
+ lua.lua_call(L, 0, 0);
+});
+
+
+// TODO: when io.write etc.
+test.skip("[test-suite] attrib: system specific tests for 'require'", () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+});
+
+
+test("[test-suite] attrib: testing assignments, logical operators, and constructors", () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local res, res2 = 27
+
+ a, b = 1, 2+3
+ assert(a==1 and b==5)
+ a={}
+ function f() return 10, 11, 12 end
+ a.x, b, a[1] = 1, 2, f()
+ assert(a.x==1 and b==2 and a[1]==10)
+ a[f()], b, a[f()+3] = f(), a, 'x'
+ assert(a[10] == 10 and b == a and a[13] == 'x')
+
+ do
+ local f = function (n) local x = {}; for i=1,n do x[i]=i end;
+ return table.unpack(x) end;
+ local a,b,c
+ a,b = 0, f(1)
+ assert(a == 0 and b == 1)
+ A,b = 0, f(1)
+ assert(A == 0 and b == 1)
+ a,b,c = 0,5,f(4)
+ assert(a==0 and b==5 and c==1)
+ a,b,c = 0,5,f(0)
+ assert(a==0 and b==5 and c==nil)
+ end
+
+ a, b, c, d = 1 and nil, 1 or nil, (1 and (nil or 1)), 6
+ assert(not a and b and c and d==6)
+
+ d = 20
+ a, b, c, d = f()
+ assert(a==10 and b==11 and c==12 and d==nil)
+ a,b = f(), 1, 2, 3, f()
+ assert(a==10 and b==1)
+
+ assert(a<b == false and a>b == true)
+ assert((10 and 2) == 2)
+ assert((10 or 2) == 10)
+ assert((10 or assert(nil)) == 10)
+ assert(not (nil and assert(nil)))
+ assert((nil or "alo") == "alo")
+ assert((nil and 10) == nil)
+ assert((false and 10) == false)
+ assert((true or 10) == true)
+ assert((false or 10) == 10)
+ assert(false ~= nil)
+ assert(nil ~= false)
+ assert(not nil == true)
+ assert(not not nil == false)
+ assert(not not 1 == true)
+ assert(not not a == true)
+ assert(not not (6 or nil) == true)
+ assert(not not (nil and 56) == false)
+ assert(not not (nil and true) == false)
+ assert(not 10 == false)
+ assert(not {} == false)
+ assert(not 0.5 == false)
+ assert(not "x" == false)
+
+ assert({} ~= {})
+
+ a = {}
+ a[true] = 20
+ a[false] = 10
+ assert(a[1<2] == 20 and a[1>2] == 10)
+
+ function f(a) return a end
+
+ local a = {}
+ for i=3000,-3000,-1 do a[i + 0.0] = i; end
+ a[10e30] = "alo"; a[true] = 10; a[false] = 20
+ assert(a[10e30] == 'alo' and a[not 1] == 20 and a[10<20] == 10)
+ for i=3000,-3000,-1 do assert(a[i] == i); end
+ a[print] = assert
+ a[f] = print
+ a[a] = a
+ assert(a[a][a][a][a][print] == assert)
+ a[print](a[a[f]] == a[print])
+ assert(not pcall(function () local a = {}; a[nil] = 10 end))
+ assert(not pcall(function () local a = {[nil] = 10} end))
+ assert(a[nil] == nil)
+ a = nil
+
+ a = {10,9,8,7,6,5,4,3,2; [-3]='a', [f]=print, a='a', b='ab'}
+ a, a.x, a.y = a, a[-3]
+ assert(a[1]==10 and a[-3]==a.a and a[f]==print and a.x=='a' and not a.y)
+ a[1], f(a)[2], b, c = {['alo']=assert}, 10, a[1], a[f], 6, 10, 23, f(a), 2
+ a[1].alo(a[2]==10 and b==10 and c==print)
+ `;
+ lualib.luaL_openlibs(L);
+ if (lauxlib.luaL_loadstring(L, to_luastring(luaCode)) === lua.LUA_ERRSYNTAX)
+ throw new SyntaxError(lua.lua_tojsstring(L, -1));
+ lua.lua_call(L, 0, 0);
+});
+
+
+test("[test-suite] attrib: test of large float/integer indices ", () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ a = {}
+ a[true] = 20
+ a[false] = 10
+ assert(a[1<2] == 20 and a[1>2] == 10)
+
+ function f(a) return a end
+
+ local a = {}
+ for i=3000,-3000,-1 do a[i + 0.0] = i; end
+ a[10e30] = "alo"; a[true] = 10; a[false] = 20
+ assert(a[10e30] == 'alo' and a[not 1] == 20 and a[10<20] == 10)
+ for i=3000,-3000,-1 do assert(a[i] == i); end
+ a[print] = assert
+ a[f] = print
+ a[a] = a
+ assert(a[a][a][a][a][print] == assert)
+ a[print](a[a[f]] == a[print])
+ assert(not pcall(function () local a = {}; a[nil] = 10 end))
+ assert(not pcall(function () local a = {[nil] = 10} end))
+ assert(a[nil] == nil)
+ a = nil
+
+ a = {10,9,8,7,6,5,4,3,2; [-3]='a', [f]=print, a='a', b='ab'}
+ a, a.x, a.y = a, a[-3]
+ assert(a[1]==10 and a[-3]==a.a and a[f]==print and a.x=='a' and not a.y)
+ a[1], f(a)[2], b, c = {['alo']=assert}, 10, a[1], a[f], 6, 10, 23, f(a), 2
+ a[1].alo(a[2]==10 and b==10 and c==print)
+
+ -- compute maximum integer where all bits fit in a float
+ local maxint = math.maxinteger
+
+ while maxint - 1.0 == maxint - 0.0 do -- trim (if needed) to fit in a float
+ maxint = maxint // 2
+ end
+
+ maxintF = maxint + 0.0 -- float version
+
+ assert(math.type(maxintF) == "float" and maxintF >= 2.0^14)
+
+ -- floats and integers must index the same places
+ a[maxintF] = 10; a[maxintF - 1.0] = 11;
+ a[-maxintF] = 12; a[-maxintF + 1.0] = 13;
+
+ assert(a[maxint] == 10 and a[maxint - 1] == 11 and
+ a[-maxint] == 12 and a[-maxint + 1] == 13)
+
+ a[maxint] = 20
+ a[-maxint] = 22
+
+ assert(a[maxintF] == 20 and a[maxintF - 1.0] == 11 and
+ a[-maxintF] == 22 and a[-maxintF + 1.0] == 13)
+ `;
+ lualib.luaL_openlibs(L);
+ if (lauxlib.luaL_loadstring(L, to_luastring(luaCode)) === lua.LUA_ERRSYNTAX)
+ throw new SyntaxError(lua.lua_tojsstring(L, -1));
+ lua.lua_call(L, 0, 0);
+});
+
+
+test("[test-suite] attrib: test conflicts in multiple assignment", () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ do
+ local a,i,j,b
+ a = {'a', 'b'}; i=1; j=2; b=a
+ i, a[i], a, j, a[j], a[i+j] = j, i, i, b, j, i
+ assert(i == 2 and b[1] == 1 and a == 1 and j == b and b[2] == 2 and
+ b[3] == 1)
+ end
+ `;
+ lualib.luaL_openlibs(L);
+ if (lauxlib.luaL_loadstring(L, to_luastring(luaCode)) === lua.LUA_ERRSYNTAX)
+ throw new SyntaxError(lua.lua_tojsstring(L, -1));
+ lua.lua_call(L, 0, 0);
+});
+
+
+test("[test-suite] attrib: repeat test with upvalues", () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ do
+ local a,i,j,b
+ a = {'a', 'b'}; i=1; j=2; b=a
+ local function foo ()
+ i, a[i], a, j, a[j], a[i+j] = j, i, i, b, j, i
+ end
+ foo()
+ assert(i == 2 and b[1] == 1 and a == 1 and j == b and b[2] == 2 and
+ b[3] == 1)
+ local t = {}
+ (function (a) t[a], a = 10, 20 end)(1);
+ assert(t[1] == 10)
+ end
+ `;
+ lualib.luaL_openlibs(L);
+ if (lauxlib.luaL_loadstring(L, to_luastring(luaCode)) === lua.LUA_ERRSYNTAX)
+ throw new SyntaxError(lua.lua_tojsstring(L, -1));
+ lua.lua_call(L, 0, 0);
+});
+
+
+test("[test-suite] attrib: bug in 5.2 beta", () => {
+ let L = lauxlib.luaL_newstate();
+ if (!L) throw Error("failed to create lua state");
+
+ let luaCode = `
+ local function foo ()
+ local a
+ return function ()
+ local b
+ a, b = 3, 14 -- local and upvalue have same index
+ return a, b
+ end
+ end
+
+ local a, b = foo()()
+ assert(a == 3 and b == 14)
+ `;
+ lualib.luaL_openlibs(L);
+ if (lauxlib.luaL_loadstring(L, to_luastring(luaCode)) === lua.LUA_ERRSYNTAX)
+ throw new SyntaxError(lua.lua_tojsstring(L, -1));
+ lua.lua_call(L, 0, 0);
+});
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