From 65d022bf3d7330a3d8dc69c08e07a81f25b8ba4b Mon Sep 17 00:00:00 2001 From: daurnimator Date: Sat, 14 Apr 2018 14:53:11 +1000 Subject: test/test-suite: Move ported PUC-Rio test suite to jest --- test/test-suite/events.test.js | 586 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 586 insertions(+) create mode 100644 test/test-suite/events.test.js (limited to 'test/test-suite/events.test.js') diff --git a/test/test-suite/events.test.js b/test/test-suite/events.test.js new file mode 100644 index 0000000..67faad6 --- /dev/null +++ b/test/test-suite/events.test.js @@ -0,0 +1,586 @@ +"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"); + +const ltests = require('./ltests.js'); + +test("[test-suite] events: testing metatable", () => { + let L = lauxlib.luaL_newstate(); + if (!L) throw Error("failed to create lua state"); + + let luaCode = ` + X = 20; B = 30 + + _ENV = setmetatable({}, {__index=_G}) + + --collectgarbage() + + X = X+10 + assert(X == 30 and _G.X == 20) + B = false + assert(B == false) + B = nil + assert(B == 30) + + assert(getmetatable{} == nil) + assert(getmetatable(4) == nil) + assert(getmetatable(nil) == nil) + a={name = "NAME"}; setmetatable(a, {__metatable = "xuxu", + __tostring=function(x) return x.name end}) + assert(getmetatable(a) == "xuxu") + assert(tostring(a) == "NAME") + -- cannot change a protected metatable + assert(pcall(setmetatable, a, {}) == false) + a.name = "gororoba" + assert(tostring(a) == "gororoba") + + local a, t = {10,20,30; x="10", y="20"}, {} + assert(setmetatable(a,t) == a) + assert(getmetatable(a) == t) + assert(setmetatable(a,nil) == a) + assert(getmetatable(a) == nil) + assert(setmetatable(a,t) == a) + + + function f (t, i, e) + assert(not e) + local p = rawget(t, "parent") + return (p and p[i]+3), "dummy return" + end + + t.__index = f + + a.parent = {z=25, x=12, [4] = 24} + assert(a[1] == 10 and a.z == 28 and a[4] == 27 and a.x == "10") + + --collectgarbage() + + a = setmetatable({}, t) + function f(t, i, v) rawset(t, i, v-3) end + setmetatable(t, t) -- causes a bug in 5.1 ! + t.__newindex = f + a[1] = 30; a.x = "101"; a[5] = 200 + assert(a[1] == 27 and a.x == 98 and a[5] == 197) + + do -- bug in Lua 5.3.2 + local mt = {} + mt.__newindex = mt + local t = setmetatable({}, mt) + t[1] = 10 -- will segfault on some machines + assert(mt[1] == 10) + end + + local c = {} + a = setmetatable({}, t) + t.__newindex = c + a[1] = 10; a[2] = 20; a[3] = 90 + assert(c[1] == 10 and c[2] == 20 and c[3] == 90) + + do + local a; + a = setmetatable({}, {__index = setmetatable({}, + {__index = setmetatable({}, + {__index = function (_,n) return a[n-3]+4, "lixo" end})})}) + a[0] = 20 + for i=0,10 do + assert(a[i*3] == 20 + i*4) + end + end + + do -- newindex + local foi + local a = {} + for i=1,10 do a[i] = 0; a['a'..i] = 0; end + setmetatable(a, {__newindex = function (t,k,v) foi=true; rawset(t,k,v) end}) + foi = false; a[1]=0; assert(not foi) + foi = false; a['a1']=0; assert(not foi) + foi = false; a['a11']=0; assert(foi) + foi = false; a[11]=0; assert(foi) + foi = false; a[1]=nil; assert(not foi) + foi = false; a[1]=nil; assert(foi) + end + + setmetatable(t, nil) + function f (t, ...) return t, {...} end + t.__call = f + + do + local x,y = a(table.unpack{'a', 1}) + assert(x==a and y[1]=='a' and y[2]==1 and y[3]==nil) + x,y = a() + assert(x==a and y[1]==nil) + end + + + local b = setmetatable({}, t) + setmetatable(b,t) + + function f(op) + return function (...) cap = {[0] = op, ...} ; return (...) end + end + t.__add = f("add") + t.__sub = f("sub") + t.__mul = f("mul") + t.__div = f("div") + t.__idiv = f("idiv") + t.__mod = f("mod") + t.__unm = f("unm") + t.__pow = f("pow") + t.__len = f("len") + t.__band = f("band") + t.__bor = f("bor") + t.__bxor = f("bxor") + t.__shl = f("shl") + t.__shr = f("shr") + t.__bnot = f("bnot") + + assert(b+5 == b) + assert(cap[0] == "add" and cap[1] == b and cap[2] == 5 and cap[3]==nil) + assert(b+'5' == b) + assert(cap[0] == "add" and cap[1] == b and cap[2] == '5' and cap[3]==nil) + assert(5+b == 5) + assert(cap[0] == "add" and cap[1] == 5 and cap[2] == b and cap[3]==nil) + assert('5'+b == '5') + assert(cap[0] == "add" and cap[1] == '5' and cap[2] == b and cap[3]==nil) + b=b-3; assert(getmetatable(b) == t) + assert(5-a == 5) + assert(cap[0] == "sub" and cap[1] == 5 and cap[2] == a and cap[3]==nil) + assert('5'-a == '5') + assert(cap[0] == "sub" and cap[1] == '5' and cap[2] == a and cap[3]==nil) + assert(a*a == a) + assert(cap[0] == "mul" and cap[1] == a and cap[2] == a and cap[3]==nil) + assert(a/0 == a) + assert(cap[0] == "div" and cap[1] == a and cap[2] == 0 and cap[3]==nil) + assert(a%2 == a) + assert(cap[0] == "mod" and cap[1] == a and cap[2] == 2 and cap[3]==nil) + assert(a // (1/0) == a) + assert(cap[0] == "idiv" and cap[1] == a and cap[2] == 1/0 and cap[3]==nil) + assert(a & "hi" == a) + assert(cap[0] == "band" and cap[1] == a and cap[2] == "hi" and cap[3]==nil) + assert(a | "hi" == a) + assert(cap[0] == "bor" and cap[1] == a and cap[2] == "hi" and cap[3]==nil) + assert("hi" ~ a == "hi") + assert(cap[0] == "bxor" and cap[1] == "hi" and cap[2] == a and cap[3]==nil) + assert(-a == a) + assert(cap[0] == "unm" and cap[1] == a) + assert(a^4 == a) + assert(cap[0] == "pow" and cap[1] == a and cap[2] == 4 and cap[3]==nil) + assert(a^'4' == a) + assert(cap[0] == "pow" and cap[1] == a and cap[2] == '4' and cap[3]==nil) + assert(4^a == 4) + assert(cap[0] == "pow" and cap[1] == 4 and cap[2] == a and cap[3]==nil) + assert('4'^a == '4') + assert(cap[0] == "pow" and cap[1] == '4' and cap[2] == a and cap[3]==nil) + assert(#a == a) + assert(cap[0] == "len" and cap[1] == a) + assert(~a == a) + assert(cap[0] == "bnot" and cap[1] == a) + assert(a << 3 == a) + assert(cap[0] == "shl" and cap[1] == a and cap[2] == 3) + assert(1.5 >> a == 1.5) + assert(cap[0] == "shr" and cap[1] == 1.5 and cap[2] == a) + `; + 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] events: test for rawlen", () => { + let L = lauxlib.luaL_newstate(); + if (!L) throw Error("failed to create lua state"); + + let luaCode = ` + t = setmetatable({1,2,3}, {__len = function () return 10 end}) + assert(#t == 10 and rawlen(t) == 3) + assert(rawlen"abc" == 3) + assert(not pcall(rawlen, io.stdin)) + assert(not pcall(rawlen, 34)) + assert(not pcall(rawlen)) + + -- rawlen for long strings + assert(rawlen(string.rep('a', 1000)) == 1000) + `; + 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] events: test comparison", () => { + let L = lauxlib.luaL_newstate(); + if (!L) throw Error("failed to create lua state"); + + let luaCode = ` + t = {} + t.__lt = function (a,b,c) + --collectgarbage() + assert(c == nil) + if type(a) == 'table' then a = a.x end + if type(b) == 'table' then b = b.x end + return aOp(1)) and not(Op(1)>Op(2)) and (Op(2)>Op(1))) + assert(not(Op('a')>Op('a')) and not(Op('a')>Op('b')) and (Op('b')>Op('a'))) + assert((Op(1)>=Op(1)) and not(Op(1)>=Op(2)) and (Op(2)>=Op(1))) + assert((1 >= Op(1)) and not(1 >= Op(2)) and (Op(2) >= 1)) + assert((Op('a')>=Op('a')) and not(Op('a')>=Op('b')) and (Op('b')>=Op('a'))) + assert(('a' >= Op('a')) and not(Op('a') >= 'b') and (Op('b') >= Op('a'))) + end + + test() + + t.__le = function (a,b,c) + assert(c == nil) + if type(a) == 'table' then a = a.x end + if type(b) == 'table' then b = b.x end + return a<=b, "dummy" + end + + test() -- retest comparisons, now using both 'lt' and 'le' + `; + 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] events: test 'partial order'", () => { + let L = lauxlib.luaL_newstate(); + if (!L) throw Error("failed to create lua state"); + + let luaCode = ` + t = {} + + local function rawSet(x) + local y = {} + for _,k in pairs(x) do y[k] = 1 end + return y + end + + local function Set(x) + return setmetatable(rawSet(x), t) + end + + t.__lt = function (a,b) + for k in pairs(a) do + if not b[k] then return false end + b[k] = nil + end + return next(b) ~= nil + end + + t.__le = nil + + assert(Set{1,2,3} < Set{1,2,3,4}) + assert(not(Set{1,2,3,4} < Set{1,2,3,4})) + assert((Set{1,2,3,4} <= Set{1,2,3,4})) + assert((Set{1,2,3,4} >= Set{1,2,3,4})) + assert((Set{1,3} <= Set{3,5})) -- wrong!! model needs a 'le' method ;-) + + t.__le = function (a,b) + for k in pairs(a) do + if not b[k] then return false end + end + return true + end + + assert(not (Set{1,3} <= Set{3,5})) -- now its OK! + assert(not(Set{1,3} <= Set{3,5})) + assert(not(Set{1,3} >= Set{3,5})) + + t.__eq = function (a,b) + for k in pairs(a) do + if not b[k] then return false end + b[k] = nil + end + return next(b) == nil + end + + local s = Set{1,3,5} + assert(s == Set{3,5,1}) + assert(not rawequal(s, Set{3,5,1})) + assert(rawequal(s, s)) + assert(Set{1,3,5,1} == rawSet{3,5,1}) + assert(rawSet{1,3,5,1} == Set{3,5,1}) + assert(Set{1,3,5} ~= Set{3,5,1,6}) + + -- '__eq' is not used for table accesses + t[Set{1,3,5}] = 1 + assert(t[Set{1,3,5}] == nil) + `; + 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] events: __eq between userdata", () => { + let L = lauxlib.luaL_newstate(); + if (!L) throw Error("failed to create lua state"); + + let luaCode = ` + T = require('T') + + local u1 = T.newuserdata(0) + local u2 = T.newuserdata(0) + local u3 = T.newuserdata(0) + assert(u1 ~= u2 and u1 ~= u3) + debug.setuservalue(u1, 1); + debug.setuservalue(u2, 2); + debug.setuservalue(u3, 1); + debug.setmetatable(u1, {__eq = function (a, b) + return debug.getuservalue(a) == debug.getuservalue(b) + end}) + debug.setmetatable(u2, {__eq = function (a, b) + return true + end}) + assert(u1 == u3 and u3 == u1 and u1 ~= u2) + assert(u2 == u1 and u2 == u3 and u3 == u2) + assert(u2 ~= {}) -- different types cannot be equal + `; + lualib.luaL_openlibs(L); + ltests.luaopen_tests(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] events: concat", () => { + let L = lauxlib.luaL_newstate(); + if (!L) throw Error("failed to create lua state"); + + let luaCode = ` + t = {} + + t.__concat = function (a,b,c) + assert(c == nil) + if type(a) == 'table' then a = a.val end + if type(b) == 'table' then b = b.val end + if A then return a..b + else + return setmetatable({val=a..b}, t) + end + end + + c = {val="c"}; setmetatable(c, t) + d = {val="d"}; setmetatable(d, t) + + A = true + assert(c..d == 'cd') + assert(0 .."a".."b"..c..d.."e".."f"..(5+3).."g" == "0abcdef8g") + + A = false + assert((c..d..c..d).val == 'cdcd') + x = c..d + assert(getmetatable(x) == t and x.val == 'cd') + x = 0 .."a".."b"..c..d.."e".."f".."g" + assert(x.val == "0abcdefg") + `; + lualib.luaL_openlibs(L); + ltests.luaopen_tests(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] events: concat metamethod x numbers (bug in 5.1.1)", () => { + let L = lauxlib.luaL_newstate(); + if (!L) throw Error("failed to create lua state"); + + let luaCode = ` + c = {} + local x + setmetatable(c, {__concat = function (a,b) + assert(type(a) == "number" and b == c or type(b) == "number" and a == c) + return c + end}) + assert(c..5 == c and 5 .. c == c) + assert(4 .. c .. 5 == c and 4 .. 5 .. 6 .. 7 .. c == c) + `; + lualib.luaL_openlibs(L); + ltests.luaopen_tests(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] events: test comparison compatibilities", () => { + let L = lauxlib.luaL_newstate(); + if (!L) throw Error("failed to create lua state"); + + let luaCode = ` + local t1, t2, c, d + t1 = {}; c = {}; setmetatable(c, t1) + d = {} + t1.__eq = function () return true end + t1.__lt = function () return true end + setmetatable(d, t1) + assert(c == d and c < d and not(d <= c)) + t2 = {} + t2.__eq = t1.__eq + t2.__lt = t1.__lt + setmetatable(d, t2) + assert(c == d and c < d and not(d <= c)) + `; + lualib.luaL_openlibs(L); + ltests.luaopen_tests(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] events: test for several levels of callstest for several levels of calls", () => { + let L = lauxlib.luaL_newstate(); + if (!L) throw Error("failed to create lua state"); + + let luaCode = ` + local i + local tt = { + __call = function (t, ...) + i = i+1 + if t.f then return t.f(...) + else return {...} + end + end + } + + local a = setmetatable({}, tt) + local b = setmetatable({f=a}, tt) + local c = setmetatable({f=b}, tt) + + i = 0 + x = c(3,4,5) + assert(i == 3 and x[1] == 3 and x[3] == 5) + `; + lualib.luaL_openlibs(L); + ltests.luaopen_tests(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] events: __index on _ENV", () => { + let L = lauxlib.luaL_newstate(); + if (!L) throw Error("failed to create lua state"); + + let luaCode = ` + local _g = _G + _ENV = setmetatable({}, {__index=function (_,k) return _g[k] end}) + + a = {} + rawset(a, "x", 1, 2, 3) + assert(a.x == 1 and rawget(a, "x", 3) == 1) + `; + lualib.luaL_openlibs(L); + ltests.luaopen_tests(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] events: testing metatables for basic types", () => { + let L = lauxlib.luaL_newstate(); + if (!L) throw Error("failed to create lua state"); + + let luaCode = ` + mt = {__index = function (a,b) return a+b end, + __len = function (x) return math.floor(x) end} + debug.setmetatable(10, mt) + assert(getmetatable(-2) == mt) + assert((10)[3] == 13) + assert((10)["3"] == 13) + assert(#3.45 == 3) + debug.setmetatable(23, nil) + assert(getmetatable(-2) == nil) + + debug.setmetatable(true, mt) + assert(getmetatable(false) == mt) + mt.__index = function (a,b) return a or b end + assert((true)[false] == true) + assert((false)[false] == false) + debug.setmetatable(false, nil) + assert(getmetatable(true) == nil) + + debug.setmetatable(nil, mt) + assert(getmetatable(nil) == mt) + mt.__add = function (a,b) return (a or 0) + (b or 0) end + assert(10 + nil == 10) + assert(nil + 23 == 23) + assert(nil + nil == 0) + debug.setmetatable(nil, nil) + assert(getmetatable(nil) == nil) + + debug.setmetatable(nil, {}) + `; + lualib.luaL_openlibs(L); + ltests.luaopen_tests(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] events: loops in delegation", () => { + let L = lauxlib.luaL_newstate(); + if (!L) throw Error("failed to create lua state"); + + let luaCode = ` + a = {}; setmetatable(a, a); a.__index = a; a.__newindex = a + assert(not pcall(function (a,b) return a[b] end, a, 10)) + assert(not pcall(function (a,b,c) a[b] = c end, a, 10, true)) + `; + lualib.luaL_openlibs(L); + ltests.luaopen_tests(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] events: bug in 5.1", () => { + let L = lauxlib.luaL_newstate(); + if (!L) throw Error("failed to create lua state"); + + let luaCode = ` + T, K, V = nil + grandparent = {} + grandparent.__newindex = function(t,k,v) T=t; K=k; V=v end + + parent = {} + parent.__newindex = parent + setmetatable(parent, grandparent) + + child = setmetatable({}, parent) + child.foo = 10 --> CRASH (on some machines) + assert(T == parent and K == "foo" and V == 10) + `; + lualib.luaL_openlibs(L); + ltests.luaopen_tests(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); +}); -- cgit v1.2.3-70-g09d2