From 43cb3927e09b012ad3bd5444edce57b74f09e9b6 Mon Sep 17 00:00:00 2001 From: daurnimator Date: Mon, 22 May 2017 00:52:31 +1000 Subject: tests/test-suite/errors.js: Now passes --- tests/test-suite/errors.js | 1318 +++++++++++++++++++++++++++++++++ tests/test-suite/inprogress/errors.js | 1318 --------------------------------- 2 files changed, 1318 insertions(+), 1318 deletions(-) create mode 100644 tests/test-suite/errors.js delete mode 100644 tests/test-suite/inprogress/errors.js (limited to 'tests/test-suite') diff --git a/tests/test-suite/errors.js b/tests/test-suite/errors.js new file mode 100644 index 0000000..c18adeb --- /dev/null +++ b/tests/test-suite/errors.js @@ -0,0 +1,1318 @@ +"use strict"; + +const test = require('tape'); + +global.WEB = false; + +const lua = require('../../src/lua.js'); +const lauxlib = require('../../src/lauxlib.js'); +const lualib = require('../../src/lualib.js'); + + +const prefix = ` + -- avoid problems with 'strict' module (which may generate other error messages) + local mt = getmetatable(_G) or {} + local oldmm = mt.__index + mt.__index = nil + + local function checkerr (msg, f, ...) + local st, err = pcall(f, ...) + assert(not st and string.find(err, msg)) + end + + + local function doit (s) + local f, msg = load(s) + if f == nil then return msg end + local cond, msg = pcall(f) + return (not cond) and msg + end + + + local function checkmessage (prog, msg) + local m = doit(prog) + assert(string.find(m, msg, 1, true)) + end + + local function checksyntax (prog, extra, token, line) + local msg = doit(prog) + if not string.find(token, "^<%a") and not string.find(token, "^char%(") + then token = "'"..token.."'" end + token = string.gsub(token, "(%p)", "%%%1") + local pt = string.format([[^%%[string ".*"%%]:%d: .- near %s$]], + line, token) + assert(string.find(msg, pt)) + assert(string.find(msg, msg, 1, true)) + end +`; + +test("[test-suite] errors: test error message with no extra info", function (t) { + let luaCode = ` + assert(doit("error('hi', 0)") == 'hi') + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: test error message with no info", function (t) { + let luaCode = ` + assert(doit("error()") == nil) + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: test common errors/errors that crashed in the past", function (t) { + let luaCode = ` + assert(doit("table.unpack({}, 1, n=2^30)")) + assert(doit("a=math.sin()")) + assert(not doit("tostring(1)") and doit("tostring()")) + assert(doit"tonumber()") + assert(doit"repeat until 1; a") + assert(doit"return;;") + assert(doit"assert(false)") + assert(doit"assert(nil)") + assert(doit("function a (... , ...) end")) + assert(doit("function a (, ...) end")) + assert(doit("local t={}; t = t[#t] + 1")) + + checksyntax([[ + local a = {4 + + ]], "'}' expected (to close '{' at line 1)", "", 3) + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: tests for better error messages", function (t) { + let luaCode = ` + checkmessage("a = {} + 1", "arithmetic") + checkmessage("a = {} | 1", "bitwise operation") + checkmessage("a = {} < 1", "attempt to compare") + checkmessage("a = {} <= 1", "attempt to compare") + + checkmessage("a=1; bbbb=2; a=math.sin(3)+bbbb(3)", "global 'bbbb'") + checkmessage("a={}; do local a=1 end a:bbbb(3)", "method 'bbbb'") + checkmessage("local a={}; a.bbbb(3)", "field 'bbbb'") + assert(not string.find(doit"a={13}; local bbbb=1; a[bbbb](3)", "'bbbb'")) + checkmessage("a={13}; local bbbb=1; a[bbbb](3)", "number") + checkmessage("a=(1)..{}", "a table value") + + checkmessage("a = #print", "length of a function value") + checkmessage("a = #3", "length of a number value") + + aaa = nil + checkmessage("aaa.bbb:ddd(9)", "global 'aaa'") + checkmessage("local aaa={bbb=1}; aaa.bbb:ddd(9)", "field 'bbb'") + checkmessage("local aaa={bbb={}}; aaa.bbb:ddd(9)", "method 'ddd'") + checkmessage("local a,b,c; (function () a = b+1 end)()", "upvalue 'b'") + assert(not doit"local aaa={bbb={ddd=next}}; aaa.bbb:ddd(nil)") + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: upvalues being indexed do not go to the stack", function (t) { + let luaCode = ` + checkmessage("local a,b,cc; (function () a = cc[1] end)()", "upvalue 'cc'") + checkmessage("local a,b,cc; (function () a.x = 1 end)()", "upvalue 'a'") + + checkmessage("local _ENV = {x={}}; a = a + 1", "global 'a'") + + checkmessage("b=1; local aaa='a'; x=aaa+b", "local 'aaa'") + checkmessage("aaa={}; x=3/aaa", "global 'aaa'") + checkmessage("aaa='2'; b=nil;x=aaa*b", "global 'b'") + checkmessage("aaa={}; x=-aaa", "global 'aaa'") + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: short circuit", function (t) { + let luaCode = ` + checkmessage("a=1; local a,bbbb=2,3; a = math.sin(1) and bbbb(3)", + "local 'bbbb'") + checkmessage("a=1; local a,bbbb=2,3; a = bbbb(1) or a(3)", "local 'bbbb'") + checkmessage("local a,b,c,f = 1,1,1; f((a and b) or c)", "local 'f'") + checkmessage("local a,b,c = 1,1,1; ((a and b) or c)()", "call a number value") + assert(not string.find(doit"aaa={}; x=(aaa or aaa)+(aaa and aaa)", "'aaa'")) + assert(not string.find(doit"aaa={}; (aaa or aaa)()", "'aaa'")) + + checkmessage("print(print < 10)", "function with number") + checkmessage("print(print < print)", "two function values") + checkmessage("print('10' < 10)", "string with number") + checkmessage("print(10 < '23')", "number with string") + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: float->integer conversions", function (t) { + let luaCode = ` + checkmessage("local a = 2.0^100; x = a << 2", "local a") + checkmessage("local a = 1 >> 2.0^100", "has no integer representation") + checkmessage("local a = '10' << 2.0^100", "has no integer representation") + checkmessage("local a = 2.0^100 & 1", "has no integer representation") + checkmessage("local a = 2.0^100 & '1'", "has no integer representation") + checkmessage("local a = 2.0 | 1e40", "has no integer representation") + checkmessage("local a = 2e100 ~ 1", "has no integer representation") + checkmessage("string.sub('a', 2.0^100)", "has no integer representation") + checkmessage("string.rep('a', 3.3)", "has no integer representation") + checkmessage("return 6e40 & 7", "has no integer representation") + checkmessage("return 34 << 7e30", "has no integer representation") + checkmessage("return ~-3e40", "has no integer representation") + checkmessage("return ~-3.009", "has no integer representation") + checkmessage("return 3.009 & 1", "has no integer representation") + checkmessage("return 34 >> {}", "table value") + checkmessage("a = 24 // 0", "divide by zero") + checkmessage("a = 1 % 0", "'n%0'") + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: passing light userdata instead of full userdata", function (t) { + let luaCode = ` + _G.D = debug + checkmessage([[ + -- create light udata + local x = D.upvalueid(function () return debug end, 1) + D.setuservalue(x, {}) + ]], "light userdata") + _G.D = nil + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: named objects (field '__name')", function (t) { + let luaCode = ` + do + checkmessage("math.sin(io.input())", "(number expected, got FILE*)") + _G.XX = setmetatable({}, {__name = "My Type"}) + assert(string.find(tostring(XX), "^My Type")) + checkmessage("io.input(XX)", "(FILE* expected, got My Type)") + checkmessage("return XX + 1", "on a My Type value") + checkmessage("return ~io.stdin", "on a FILE* value") + checkmessage("return XX < XX", "two My Type values") + checkmessage("return {} < XX", "table with My Type") + checkmessage("return XX < io.stdin", "My Type with FILE*") + _G.XX = nil + end + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: global functions", function (t) { + let luaCode = ` + checkmessage("(io.write or print){}", "io.write") + checkmessage("(collectgarbage or print){}", "collectgarbage") + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: errors in functions without debug info", function (t) { + let luaCode = ` + do + local f = function (a) return a + 1 end + f = assert(load(string.dump(f, true))) + assert(f(3) == 4) + checkerr("^%?:%-1:", f, {}) + + -- code with a move to a local var ('OP_MOV A B' with A3+1, + {d = x and aaa[x or y]}} + ]], "global 'aaa'") + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: field", function (t) { + let luaCode = ` + checkmessage([[ + local x,y = {},1 + if math.sin(1) == 0 then return 3 end -- return + x.a()]], "field 'a'") + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: global insert", function (t) { + let luaCode = ` + checkmessage([[ + prefix = nil + insert = nil + while 1 do + local a + if nil then break end + insert(prefix, a) + end]], "global 'insert'") + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: sin", function (t) { + let luaCode = ` + checkmessage([[ -- tail call + return math.sin("a") + ]], "'sin'") + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: concatenate", function (t) { + let luaCode = ` + checkmessage([[x = print .. "a"]], "concatenate") + checkmessage([[x = "a" .. false]], "concatenate") + checkmessage([[x = {} .. 2]], "concatenate") + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: unknown global", function (t) { + let luaCode = ` + checkmessage([[ + local Var + local function main() + NoSuchName (function() Var=0 end) + end + main() + ]], "global 'NoSuchName'") + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: __index", function (t) { + let luaCode = ` + a = {}; setmetatable(a, {__index = string}) + checkmessage("a:sub()", "bad self") + checkmessage("string.sub('a', {})", "#2") + checkmessage("('a'):sub{}", "#1") + + checkmessage("table.sort({1,2,3}, table.sort)", "'table.sort'") + checkmessage("string.gsub('s', 's', setmetatable)", "'setmetatable'") + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: tests for errors in coroutines", function (t) { + let luaCode = ` + local function f (n) + local c = coroutine.create(f) + local a,b = coroutine.resume(c) + return b + end + assert(string.find(f(), "JS stack overflow")) + + checkmessage("coroutine.yield()", "outside a coroutine") + + f = coroutine.wrap(function () table.sort({1,2,3}, coroutine.yield) end) + checkerr("yield across", f) + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: testing size of 'source' info", function (t) { + let luaCode = ` + idsize = 60 - 1 + local function checksize (source) + -- syntax error + local _, msg = load("x", source) + msg = string.match(msg, "^([^:]*):") -- get source (1st part before ':') + assert(msg:len() <= idsize) + end + + for i = 60 - 10, 60 + 10 do -- check border cases around 60 + checksize("@" .. string.rep("x", i)) -- file names + checksize(string.rep("x", i - 10)) -- string sources + checksize("=" .. string.rep("x", i)) -- exact sources + end + + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: testing line error", function (t) { + let luaCode = ` + local function lineerror (s, l) + local err,msg = pcall(load(s)) + local line = string.match(msg, ":(%d+):") + assert((line and line+0) == l) + end + + lineerror("local a\\n for i=1,'a' do \\n print(i) \\n end", 2) + lineerror("\\n local a \\n for k,v in 3 \\n do \\n print(k) \\n end", 3) + lineerror("\\n\\n for k,v in \\n 3 \\n do \\n print(k) \\n end", 4) + lineerror("function a.x.y ()\\na=a+1\\nend", 1) + + lineerror("a = \\na\\n+\\n{}", 3) + lineerror("a = \\n3\\n+\\n(\\n4\\n/\\nprint)", 6) + lineerror("a = \\nprint\\n+\\n(\\n4\\n/\\n7)", 3) + + lineerror("a\\n=\\n-\\n\\nprint\\n;", 3) + + lineerror([[ + a + ( + 23) + ]], 1) + + lineerror([[ + local a = {x = 13} + a + . + x + ( + 23 + ) + ]], 2) + + lineerror([[ + local a = {x = 13} + a + . + x + ( + 23 + a + ) + ]], 6) + + local p = [[ + function g() f() end + function f(x) error('a', X) end + g() + ]] + X=3;lineerror((p), 3) + X=0;lineerror((p), nil) + X=1;lineerror((p), 2) + X=2;lineerror((p), 1) + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: several tests that exhaust the Lua stack", { skip: true }, function (t) { + let luaCode = ` + C = 0 + local l = debug.getinfo(1, "l").currentline; function y () C=C+1; y() end + + local function checkstackmessage (m) + return (string.find(m, "^.-:%d+: stack overflow")) + end + -- repeated stack overflows (to check stack recovery) + assert(checkstackmessage(doit('y()'))) + assert(checkstackmessage(doit('y()'))) + assert(checkstackmessage(doit('y()'))) + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: error lines in stack overflow", { skip: true }, function (t) { + let luaCode = ` + C = 0 + local l1 + local function g(x) + l1 = debug.getinfo(x, "l").currentline; y() + end + local _, stackmsg = xpcall(g, debug.traceback, 1) + local stack = {} + for line in string.gmatch(stackmsg, "[^\\n]*") do + local curr = string.match(line, ":(%d+):") + if curr then table.insert(stack, tonumber(curr)) end + end + local i=1 + while stack[i] ~= l1 do + assert(stack[i] == l) + i = i+1 + end + assert(i > 15) + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: error in error handling", function (t) { + let luaCode = ` + local res, msg = xpcall(error, error) + assert(not res and type(msg) == 'string') + + local function f (x) + if x==0 then error('a\\n') + else + local aux = function () return f(x-1) end + local a,b = xpcall(aux, aux) + return a,b + end + end + f(3) + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: too many results", { skip: true }, function (t) { + let luaCode = ` + local function loop (x,y,z) return 1 + loop(x, y, z) end + + local res, msg = xpcall(loop, function (m) + assert(string.find(m, "stack overflow")) + checkerr("error handling", loop) + assert(math.sin(0) == 0) + return 15 + end) + assert(msg == 15) + + local f = function () + for i = 999900, 1000000, 1 do table.unpack({}, 1, i) end + end + checkerr("too many results", f) + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: non string messages", function (t) { + let luaCode = ` + do + -- non string messages + local t = {} + local res, msg = pcall(function () error(t) end) + assert(not res and msg == t) + + res, msg = pcall(function () error(nil) end) + assert(not res and msg == nil) + + local function f() error{msg='x'} end + res, msg = xpcall(f, function (r) return {msg=r.msg..'y'} end) + assert(msg.msg == 'xy') + + -- 'assert' with extra arguments + res, msg = pcall(assert, false, "X", t) + assert(not res and msg == "X") + + -- 'assert' with no message + res, msg = pcall(function () assert(false) end) + local line = string.match(msg, "%w+%.lua:(%d+): assertion failed!$") + assert(tonumber(line) == debug.getinfo(1, "l").currentline - 2) + + -- 'assert' with non-string messages + res, msg = pcall(assert, false, t) + assert(not res and msg == t) + + res, msg = pcall(assert, nil, nil) + assert(not res and msg == nil) + + -- 'assert' without arguments + res, msg = pcall(assert) + assert(not res and string.find(msg, "value expected")) + end + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadbuffer(L, lua.to_luastring(prefix + luaCode), null, lua.to_luastring("@errors.lua")); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: xpcall with arguments", function (t) { + let luaCode = ` + a, b, c = xpcall(string.find, error, "alo", "al") + assert(a and b == 1 and c == 2) + a, b, c = xpcall(string.find, function (x) return {} end, true, "al") + assert(not a and type(b) == "table" and c == nil) + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: testing tokens in error messages", function (t) { + let luaCode = ` + checksyntax("syntax error", "", "error", 1) + checksyntax("1.000", "", "1.000", 1) + checksyntax("[[a]]", "", "[[a]]", 1) + checksyntax("'aa'", "", "'aa'", 1) + checksyntax("while << do end", "", "<<", 1) + checksyntax("for >> do end", "", ">>", 1) + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: test invalid non-printable char in a chunk", function (t) { + let luaCode = ` + checksyntax("a\\1a = 1", "", "<\\\\1>", 1) + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: test 255 as first char in a chunk", function (t) { + let luaCode = ` + checksyntax("\\255a = 1", "", "<\\\\255>", 1) + + doit('I = load("a=9+"); a=3') + assert(a==3 and I == nil) + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: lots of errors", function (t) { + let luaCode = ` + lim = 1000 + if _soft then lim = 100 end + for i=1,lim do + doit('a = ') + doit('a = 4+nil') + end + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: testing syntax limits", function (t) { + let luaCode = ` + local maxClevel = 200 -- LUAI_MAXCCALLS (in llimits.h) + + local function testrep (init, rep, close, repc) + local s = init .. string.rep(rep, maxClevel - 10) .. close .. + string.rep(repc, maxClevel - 10) + assert(load(s)) -- 190 levels is OK + s = init .. string.rep(rep, maxClevel + 1) + checkmessage(s, "too many JS levels") + end + + testrep("local a; a", ",a", "= 1", ",1") -- multiple assignment + testrep("local a; a=", "{", "0", "}") + testrep("local a; a=", "(", "2", ")") + testrep("local a; ", "a(", "2", ")") + testrep("", "do ", "", " end") + testrep("", "while a do ", "", " end") + testrep("local a; ", "if a then else ", "", " end") + testrep("", "function foo () ", "", " end") + testrep("local a; a=", "a..", "a", "") + testrep("local a; a=", "a^", "a", "") + + checkmessage("a = f(x" .. string.rep(",x", 260) .. ")", "too many registers") + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: upvalues limit", function (t) { + let luaCode = ` + local lim = 127 + local s = "local function fooA ()\\n local " + for j = 1,lim do + s = s.."a"..j..", " + end + s = s.."b,c\\n" + s = s.."local function fooB ()\\n local " + for j = 1,lim do + s = s.."b"..j..", " + end + s = s.."b\\n" + s = s.."function fooC () return b+c" + local c = 1+2 + for j = 1,lim do + s = s.."+a"..j.."+b"..j + c = c + 2 + end + s = s.."\\nend end end" + local a,b = load(s) + assert(c > 255 and string.find(b, "too many upvalues") and + string.find(b, "line 5")) + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); + + +test("[test-suite] errors: local variables limit", function (t) { + let luaCode = ` + s = "\\nfunction foo ()\\n local " + for j = 1,300 do + s = s.."a"..j..", " + end + s = s.."b\\n" + local a,b = load(s) + assert(string.find(b, "line 2") and string.find(b, "too many local variables")) + `, L; + + t.plan(2); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + lualib.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lua.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + +}); diff --git a/tests/test-suite/inprogress/errors.js b/tests/test-suite/inprogress/errors.js deleted file mode 100644 index 1ecb711..0000000 --- a/tests/test-suite/inprogress/errors.js +++ /dev/null @@ -1,1318 +0,0 @@ -"use strict"; - -const test = require('tape'); - -global.WEB = false; - -const lua = require('../../../src/lua.js'); -const lauxlib = require('../../../src/lauxlib.js'); -const lualib = require('../../../src/lualib.js'); - - -const prefix = ` - -- avoid problems with 'strict' module (which may generate other error messages) - local mt = getmetatable(_G) or {} - local oldmm = mt.__index - mt.__index = nil - - local function checkerr (msg, f, ...) - local st, err = pcall(f, ...) - assert(not st and string.find(err, msg)) - end - - - local function doit (s) - local f, msg = load(s) - if f == nil then return msg end - local cond, msg = pcall(f) - return (not cond) and msg - end - - - local function checkmessage (prog, msg) - local m = doit(prog) - assert(string.find(m, msg, 1, true)) - end - - local function checksyntax (prog, extra, token, line) - local msg = doit(prog) - if not string.find(token, "^<%a") and not string.find(token, "^char%(") - then token = "'"..token.."'" end - token = string.gsub(token, "(%p)", "%%%1") - local pt = string.format([[^%%[string ".*"%%]:%d: .- near %s$]], - line, token) - assert(string.find(msg, pt)) - assert(string.find(msg, msg, 1, true)) - end -`; - -test("[test-suite] errors: test error message with no extra info", function (t) { - let luaCode = ` - assert(doit("error('hi', 0)") == 'hi') - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: test error message with no info", function (t) { - let luaCode = ` - assert(doit("error()") == nil) - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: test common errors/errors that crashed in the past", function (t) { - let luaCode = ` - assert(doit("table.unpack({}, 1, n=2^30)")) - assert(doit("a=math.sin()")) - assert(not doit("tostring(1)") and doit("tostring()")) - assert(doit"tonumber()") - assert(doit"repeat until 1; a") - assert(doit"return;;") - assert(doit"assert(false)") - assert(doit"assert(nil)") - assert(doit("function a (... , ...) end")) - assert(doit("function a (, ...) end")) - assert(doit("local t={}; t = t[#t] + 1")) - - checksyntax([[ - local a = {4 - - ]], "'}' expected (to close '{' at line 1)", "", 3) - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: tests for better error messages", function (t) { - let luaCode = ` - checkmessage("a = {} + 1", "arithmetic") - checkmessage("a = {} | 1", "bitwise operation") - checkmessage("a = {} < 1", "attempt to compare") - checkmessage("a = {} <= 1", "attempt to compare") - - checkmessage("a=1; bbbb=2; a=math.sin(3)+bbbb(3)", "global 'bbbb'") - checkmessage("a={}; do local a=1 end a:bbbb(3)", "method 'bbbb'") - checkmessage("local a={}; a.bbbb(3)", "field 'bbbb'") - assert(not string.find(doit"a={13}; local bbbb=1; a[bbbb](3)", "'bbbb'")) - checkmessage("a={13}; local bbbb=1; a[bbbb](3)", "number") - checkmessage("a=(1)..{}", "a table value") - - checkmessage("a = #print", "length of a function value") - checkmessage("a = #3", "length of a number value") - - aaa = nil - checkmessage("aaa.bbb:ddd(9)", "global 'aaa'") - checkmessage("local aaa={bbb=1}; aaa.bbb:ddd(9)", "field 'bbb'") - checkmessage("local aaa={bbb={}}; aaa.bbb:ddd(9)", "method 'ddd'") - checkmessage("local a,b,c; (function () a = b+1 end)()", "upvalue 'b'") - assert(not doit"local aaa={bbb={ddd=next}}; aaa.bbb:ddd(nil)") - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: upvalues being indexed do not go to the stack", function (t) { - let luaCode = ` - checkmessage("local a,b,cc; (function () a = cc[1] end)()", "upvalue 'cc'") - checkmessage("local a,b,cc; (function () a.x = 1 end)()", "upvalue 'a'") - - checkmessage("local _ENV = {x={}}; a = a + 1", "global 'a'") - - checkmessage("b=1; local aaa='a'; x=aaa+b", "local 'aaa'") - checkmessage("aaa={}; x=3/aaa", "global 'aaa'") - checkmessage("aaa='2'; b=nil;x=aaa*b", "global 'b'") - checkmessage("aaa={}; x=-aaa", "global 'aaa'") - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: short circuit", function (t) { - let luaCode = ` - checkmessage("a=1; local a,bbbb=2,3; a = math.sin(1) and bbbb(3)", - "local 'bbbb'") - checkmessage("a=1; local a,bbbb=2,3; a = bbbb(1) or a(3)", "local 'bbbb'") - checkmessage("local a,b,c,f = 1,1,1; f((a and b) or c)", "local 'f'") - checkmessage("local a,b,c = 1,1,1; ((a and b) or c)()", "call a number value") - assert(not string.find(doit"aaa={}; x=(aaa or aaa)+(aaa and aaa)", "'aaa'")) - assert(not string.find(doit"aaa={}; (aaa or aaa)()", "'aaa'")) - - checkmessage("print(print < 10)", "function with number") - checkmessage("print(print < print)", "two function values") - checkmessage("print('10' < 10)", "string with number") - checkmessage("print(10 < '23')", "number with string") - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: float->integer conversions", function (t) { - let luaCode = ` - checkmessage("local a = 2.0^100; x = a << 2", "local a") - checkmessage("local a = 1 >> 2.0^100", "has no integer representation") - checkmessage("local a = '10' << 2.0^100", "has no integer representation") - checkmessage("local a = 2.0^100 & 1", "has no integer representation") - checkmessage("local a = 2.0^100 & '1'", "has no integer representation") - checkmessage("local a = 2.0 | 1e40", "has no integer representation") - checkmessage("local a = 2e100 ~ 1", "has no integer representation") - checkmessage("string.sub('a', 2.0^100)", "has no integer representation") - checkmessage("string.rep('a', 3.3)", "has no integer representation") - checkmessage("return 6e40 & 7", "has no integer representation") - checkmessage("return 34 << 7e30", "has no integer representation") - checkmessage("return ~-3e40", "has no integer representation") - checkmessage("return ~-3.009", "has no integer representation") - checkmessage("return 3.009 & 1", "has no integer representation") - checkmessage("return 34 >> {}", "table value") - checkmessage("a = 24 // 0", "divide by zero") - checkmessage("a = 1 % 0", "'n%0'") - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: passing light userdata instead of full userdata", function (t) { - let luaCode = ` - _G.D = debug - checkmessage([[ - -- create light udata - local x = D.upvalueid(function () return debug end, 1) - D.setuservalue(x, {}) - ]], "light userdata") - _G.D = nil - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: named objects (field '__name')", function (t) { - let luaCode = ` - do - checkmessage("math.sin(io.input())", "(number expected, got FILE*)") - _G.XX = setmetatable({}, {__name = "My Type"}) - assert(string.find(tostring(XX), "^My Type")) - checkmessage("io.input(XX)", "(FILE* expected, got My Type)") - checkmessage("return XX + 1", "on a My Type value") - checkmessage("return ~io.stdin", "on a FILE* value") - checkmessage("return XX < XX", "two My Type values") - checkmessage("return {} < XX", "table with My Type") - checkmessage("return XX < io.stdin", "My Type with FILE*") - _G.XX = nil - end - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: global functions", function (t) { - let luaCode = ` - checkmessage("(io.write or print){}", "io.write") - checkmessage("(collectgarbage or print){}", "collectgarbage") - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: errors in functions without debug info", function (t) { - let luaCode = ` - do - local f = function (a) return a + 1 end - f = assert(load(string.dump(f, true))) - assert(f(3) == 4) - checkerr("^%?:%-1:", f, {}) - - -- code with a move to a local var ('OP_MOV A B' with A3+1, - {d = x and aaa[x or y]}} - ]], "global 'aaa'") - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: field", function (t) { - let luaCode = ` - checkmessage([[ - local x,y = {},1 - if math.sin(1) == 0 then return 3 end -- return - x.a()]], "field 'a'") - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: global insert", function (t) { - let luaCode = ` - checkmessage([[ - prefix = nil - insert = nil - while 1 do - local a - if nil then break end - insert(prefix, a) - end]], "global 'insert'") - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: sin", function (t) { - let luaCode = ` - checkmessage([[ -- tail call - return math.sin("a") - ]], "'sin'") - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: concatenate", function (t) { - let luaCode = ` - checkmessage([[x = print .. "a"]], "concatenate") - checkmessage([[x = "a" .. false]], "concatenate") - checkmessage([[x = {} .. 2]], "concatenate") - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: unknown global", function (t) { - let luaCode = ` - checkmessage([[ - local Var - local function main() - NoSuchName (function() Var=0 end) - end - main() - ]], "global 'NoSuchName'") - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: __index", function (t) { - let luaCode = ` - a = {}; setmetatable(a, {__index = string}) - checkmessage("a:sub()", "bad self") - checkmessage("string.sub('a', {})", "#2") - checkmessage("('a'):sub{}", "#1") - - checkmessage("table.sort({1,2,3}, table.sort)", "'table.sort'") - checkmessage("string.gsub('s', 's', setmetatable)", "'setmetatable'") - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: tests for errors in coroutines", function (t) { - let luaCode = ` - local function f (n) - local c = coroutine.create(f) - local a,b = coroutine.resume(c) - return b - end - assert(string.find(f(), "JS stack overflow")) - - checkmessage("coroutine.yield()", "outside a coroutine") - - f = coroutine.wrap(function () table.sort({1,2,3}, coroutine.yield) end) - checkerr("yield across", f) - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: testing size of 'source' info", function (t) { - let luaCode = ` - idsize = 60 - 1 - local function checksize (source) - -- syntax error - local _, msg = load("x", source) - msg = string.match(msg, "^([^:]*):") -- get source (1st part before ':') - assert(msg:len() <= idsize) - end - - for i = 60 - 10, 60 + 10 do -- check border cases around 60 - checksize("@" .. string.rep("x", i)) -- file names - checksize(string.rep("x", i - 10)) -- string sources - checksize("=" .. string.rep("x", i)) -- exact sources - end - - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: testing line error", function (t) { - let luaCode = ` - local function lineerror (s, l) - local err,msg = pcall(load(s)) - local line = string.match(msg, ":(%d+):") - assert((line and line+0) == l) - end - - lineerror("local a\\n for i=1,'a' do \\n print(i) \\n end", 2) - lineerror("\\n local a \\n for k,v in 3 \\n do \\n print(k) \\n end", 3) - lineerror("\\n\\n for k,v in \\n 3 \\n do \\n print(k) \\n end", 4) - lineerror("function a.x.y ()\\na=a+1\\nend", 1) - - lineerror("a = \\na\\n+\\n{}", 3) - lineerror("a = \\n3\\n+\\n(\\n4\\n/\\nprint)", 6) - lineerror("a = \\nprint\\n+\\n(\\n4\\n/\\n7)", 3) - - lineerror("a\\n=\\n-\\n\\nprint\\n;", 3) - - lineerror([[ - a - ( - 23) - ]], 1) - - lineerror([[ - local a = {x = 13} - a - . - x - ( - 23 - ) - ]], 2) - - lineerror([[ - local a = {x = 13} - a - . - x - ( - 23 + a - ) - ]], 6) - - local p = [[ - function g() f() end - function f(x) error('a', X) end - g() - ]] - X=3;lineerror((p), 3) - X=0;lineerror((p), nil) - X=1;lineerror((p), 2) - X=2;lineerror((p), 1) - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: several tests that exhaust the Lua stack", { skip: true }, function (t) { - let luaCode = ` - C = 0 - local l = debug.getinfo(1, "l").currentline; function y () C=C+1; y() end - - local function checkstackmessage (m) - return (string.find(m, "^.-:%d+: stack overflow")) - end - -- repeated stack overflows (to check stack recovery) - assert(checkstackmessage(doit('y()'))) - assert(checkstackmessage(doit('y()'))) - assert(checkstackmessage(doit('y()'))) - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: error lines in stack overflow", { skip: true }, function (t) { - let luaCode = ` - C = 0 - local l1 - local function g(x) - l1 = debug.getinfo(x, "l").currentline; y() - end - local _, stackmsg = xpcall(g, debug.traceback, 1) - local stack = {} - for line in string.gmatch(stackmsg, "[^\\n]*") do - local curr = string.match(line, ":(%d+):") - if curr then table.insert(stack, tonumber(curr)) end - end - local i=1 - while stack[i] ~= l1 do - assert(stack[i] == l) - i = i+1 - end - assert(i > 15) - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: error in error handling", function (t) { - let luaCode = ` - local res, msg = xpcall(error, error) - assert(not res and type(msg) == 'string') - - local function f (x) - if x==0 then error('a\\n') - else - local aux = function () return f(x-1) end - local a,b = xpcall(aux, aux) - return a,b - end - end - f(3) - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: too many results", { skip: true }, function (t) { - let luaCode = ` - local function loop (x,y,z) return 1 + loop(x, y, z) end - - local res, msg = xpcall(loop, function (m) - assert(string.find(m, "stack overflow")) - checkerr("error handling", loop) - assert(math.sin(0) == 0) - return 15 - end) - assert(msg == 15) - - local f = function () - for i = 999900, 1000000, 1 do table.unpack({}, 1, i) end - end - checkerr("too many results", f) - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: non string messages", function (t) { - let luaCode = ` - do - -- non string messages - local t = {} - local res, msg = pcall(function () error(t) end) - assert(not res and msg == t) - - res, msg = pcall(function () error(nil) end) - assert(not res and msg == nil) - - local function f() error{msg='x'} end - res, msg = xpcall(f, function (r) return {msg=r.msg..'y'} end) - assert(msg.msg == 'xy') - - -- 'assert' with extra arguments - res, msg = pcall(assert, false, "X", t) - assert(not res and msg == "X") - - -- 'assert' with no message - res, msg = pcall(function () assert(false) end) - local line = string.match(msg, "%w+%.lua:(%d+): assertion failed!$") - assert(tonumber(line) == debug.getinfo(1, "l").currentline - 2) - - -- 'assert' with non-string messages - res, msg = pcall(assert, false, t) - assert(not res and msg == t) - - res, msg = pcall(assert, nil, nil) - assert(not res and msg == nil) - - -- 'assert' without arguments - res, msg = pcall(assert) - assert(not res and string.find(msg, "value expected")) - end - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadbuffer(L, lua.to_luastring(prefix + luaCode), null, lua.to_luastring("@errors.lua")); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: xpcall with arguments", function (t) { - let luaCode = ` - a, b, c = xpcall(string.find, error, "alo", "al") - assert(a and b == 1 and c == 2) - a, b, c = xpcall(string.find, function (x) return {} end, true, "al") - assert(not a and type(b) == "table" and c == nil) - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: testing tokens in error messages", function (t) { - let luaCode = ` - checksyntax("syntax error", "", "error", 1) - checksyntax("1.000", "", "1.000", 1) - checksyntax("[[a]]", "", "[[a]]", 1) - checksyntax("'aa'", "", "'aa'", 1) - checksyntax("while << do end", "", "<<", 1) - checksyntax("for >> do end", "", ">>", 1) - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: test invalid non-printable char in a chunk", function (t) { - let luaCode = ` - checksyntax("a\\1a = 1", "", "<\\\\1>", 1) - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: test 255 as first char in a chunk", function (t) { - let luaCode = ` - checksyntax("\\255a = 1", "", "<\\\\255>", 1) - - doit('I = load("a=9+"); a=3') - assert(a==3 and I == nil) - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: lots of errors", function (t) { - let luaCode = ` - lim = 1000 - if _soft then lim = 100 end - for i=1,lim do - doit('a = ') - doit('a = 4+nil') - end - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: testing syntax limits", function (t) { - let luaCode = ` - local maxClevel = 200 -- LUAI_MAXCCALLS (in llimits.h) - - local function testrep (init, rep, close, repc) - local s = init .. string.rep(rep, maxClevel - 10) .. close .. - string.rep(repc, maxClevel - 10) - assert(load(s)) -- 190 levels is OK - s = init .. string.rep(rep, maxClevel + 1) - checkmessage(s, "too many JS levels") - end - - testrep("local a; a", ",a", "= 1", ",1") -- multiple assignment - testrep("local a; a=", "{", "0", "}") - testrep("local a; a=", "(", "2", ")") - testrep("local a; ", "a(", "2", ")") - testrep("", "do ", "", " end") - testrep("", "while a do ", "", " end") - testrep("local a; ", "if a then else ", "", " end") - testrep("", "function foo () ", "", " end") - testrep("local a; a=", "a..", "a", "") - testrep("local a; a=", "a^", "a", "") - - checkmessage("a = f(x" .. string.rep(",x", 260) .. ")", "too many registers") - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: upvalues limit", function (t) { - let luaCode = ` - local lim = 127 - local s = "local function fooA ()\\n local " - for j = 1,lim do - s = s.."a"..j..", " - end - s = s.."b,c\\n" - s = s.."local function fooB ()\\n local " - for j = 1,lim do - s = s.."b"..j..", " - end - s = s.."b\\n" - s = s.."function fooC () return b+c" - local c = 1+2 - for j = 1,lim do - s = s.."+a"..j.."+b"..j - c = c + 2 - end - s = s.."\\nend end end" - local a,b = load(s) - assert(c > 255 and string.find(b, "too many upvalues") and - string.find(b, "line 5")) - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); - - -test("[test-suite] errors: local variables limit", function (t) { - let luaCode = ` - s = "\\nfunction foo ()\\n local " - for j = 1,300 do - s = s.."a"..j..", " - end - s = s.."b\\n" - local a,b = load(s) - assert(string.find(b, "line 2") and string.find(b, "too many local variables")) - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, lua.to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); -- cgit v1.2.3-70-g09d2