diff options
Diffstat (limited to 'tests/test-suite/errors.js')
| -rw-r--r-- | tests/test-suite/errors.js | 1317 |
1 files changed, 0 insertions, 1317 deletions
diff --git a/tests/test-suite/errors.js b/tests/test-suite/errors.js deleted file mode 100644 index 0b05e9d..0000000 --- a/tests/test-suite/errors.js +++ /dev/null @@ -1,1317 +0,0 @@ -"use strict"; - -const test = require('tape'); - -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"); - -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, 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, 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)", "<eof>", 3) - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, 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, 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, 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, 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, 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, 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, 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, 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 A<B) - f = function () local a; a = {}; return a + 2 end - -- no debug info (so that 'a' is unknown) - f = assert(load(string.dump(f, true))) - -- symbolic execution should not get lost - checkerr("^%?:%-1:.*table value", f) - end - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, 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 field accesses after RK limit", function (t) { - let luaCode = ` - local t = {} - for i = 1, 1000 do - t[i] = "a = x" .. i - end - local s = table.concat(t, "; ") - t = nil - checkmessage(s.."; a = bbb + 1", "global 'bbb'") - checkmessage("local _ENV=_ENV;"..s.."; a = bbb + 1", "global 'bbb'") - checkmessage(s.."; local t = {}; a = t.bbb + 1", "field 'bbb'") - checkmessage(s.."; local t = {}; t:bbb()", "method 'bbb'") - `, L; - - t.plan(2); - - t.doesNotThrow(function () { - - L = lauxlib.luaL_newstate(); - - lualib.luaL_openlibs(L); - - lauxlib.luaL_loadstring(L, 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", function (t) { - let luaCode = ` - checkmessage([[aaa=9 - repeat until 3==3 - local x=math.sin(math.cos(3)) - if math.sin(1) == x then return math.sin(1) end -- tail call - local a,b = 1, { - {x='a'..'b'..'c', y='b', z=x}, - {1,2,3,4,5} or 3+3<=3+3, - 3+1>3+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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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", 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, 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", function (t) { - let luaCode = ` - C = 0 - local l = debug.getinfo(1, "l").currentline; function y () C=C+1; y() end - 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, 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, 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", 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, 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, to_luastring(prefix + luaCode), null, 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, 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, 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, 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, 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, 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, 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, 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, to_luastring(prefix + luaCode)); - - }, "Lua program loaded without error"); - - t.doesNotThrow(function () { - - lua.lua_call(L, 0, -1); - - }, "Lua program ran without error"); - -}); |