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dart-sdk/tests/corelib/double_parse_test.dart
Michael Thomsen b3304af17d [3.0 alpha] Remove deprecated onError API on int.parse, double.parse, and num.parse 
Change-Id: I9ed24c380bf716cb893b99ba228e34f4671cc8fd
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/259042
Reviewed-by: Lasse Nielsen <lrn@google.com>
Reviewed-by: Martin Kustermann <kustermann@google.com>
2022-12-12 09:54:54 +00:00

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// Copyright (c) 2014 the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
// VMOptions=--no-use-field-guards
// VMOptions=
import "dart:math" show pow;
import "package:expect/expect.dart";
const whiteSpace = const [
"",
"\x09",
"\x0a",
"\x0b",
"\x0c",
"\x0d",
// JS implementations disagree on U+0085 being whitespace.
// U+0085 does not work well with testParseWhiteSpace, so omit it.
"\xa0",
"\u1680",
"\u2000",
"\u2001",
"\u2002",
"\u2003",
"\u2004",
"\u2005",
"\u2006",
"\u2007",
"\u2008",
"\u2009",
"\u200a",
"\u2028",
"\u2029",
"\u202f",
"\u205f",
"\u3000",
"\uFEFF"
];
void expectNumEquals(double expected, var actual, String message) {
if (expected.isNaN) {
Expect.isTrue(actual is double && actual.isNaN, "isNaN: $message");
} else {
Expect.identical(expected, actual, message);
}
}
// Test source surrounded by any combination of whitespace.
void testParseAllWhitespace(String source, double result) {
for (String ws1 in whiteSpace) {
for (String ws2 in whiteSpace) {
String padded = "$ws1$source$ws2";
// Use Expect.identical because it also handles NaN and 0.0/-0.0.
// Except on dart2js: http://dartbug.com/11551
expectNumEquals(result, double.parse(padded), "parse '$padded'");
padded = "$ws1$ws2$source";
expectNumEquals(result, double.parse(padded), "parse '$padded'");
padded = "$source$ws1$ws2";
expectNumEquals(result, double.parse(padded), "parse '$padded'");
}
}
}
// Test source and -source surrounded by any combination of whitespace.
void testParseWhitespace(String source, double result) {
assert(result >= 0);
testParseAllWhitespace(source, result);
testParseAllWhitespace("-$source", -result);
}
// Test parsing source, optionally preceded and/or followed by whitespace.
void testParse(String source, double result, [name = ""]) {
expectNumEquals(result, double.parse(source), "parse '$source:$name");
expectNumEquals(result, double.parse(" $source"), "parse ' $source':$name");
expectNumEquals(result, double.parse("$source "), "parse '$source ':$name");
expectNumEquals(result, double.parse(" $source "), "parse ' $source ':$name");
expectNumEquals(result, double.parse("+$source"), "parse '+$source:$name");
expectNumEquals(result, double.parse(" +$source"), "parse ' +$source':$name");
expectNumEquals(result, double.parse("+$source "), "parse '+$source ':$name");
expectNumEquals(
result, double.parse(" +$source "), "parse ' +$source ':$name");
expectNumEquals(-result, double.parse("-$source"), "parse '-$source:$name");
expectNumEquals(
-result, double.parse(" -$source"), "parse ' -$source':$name");
expectNumEquals(
-result, double.parse("-$source "), "parse '-$source ':$name");
expectNumEquals(
-result, double.parse(" -$source "), "parse ' -$source ':$name");
}
void testDouble(double value) {
testParse("$value", value);
if (value.isFinite) {
String exp = value.toStringAsExponential();
String lcexp = exp.toLowerCase();
testParse(lcexp, value);
String ucexp = exp.toUpperCase();
testParse(ucexp, value);
}
}
void testFail(String source) {
var object = new Object();
Expect.throwsFormatException(() {
double.parse(source);
});
Expect.equals(1.5, double.tryParse(source) ?? 1.5);
}
void main() {
testDouble(0.0);
testDouble(5e-324);
testDouble(2.225073858507201e-308);
testDouble(2.2250738585072014e-308);
testDouble(0.49999999999999994);
testDouble(0.5);
testDouble(0.50000000000000006);
testDouble(0.9999999999999999);
testDouble(1.0);
testDouble(1.0000000000000002);
testDouble(4294967295.0);
testDouble(4294967296.0);
testDouble(4503599627370495.5);
testDouble(4503599627370497.0);
testDouble(9007199254740991.0);
testDouble(9007199254740992.0);
testDouble(1.7976931348623157e+308);
testDouble(double.infinity);
testDouble(double.nan);
// Strings that cannot occur from toString of a number.
testParse("000000000000", 0.0);
testParse("000000000001", 1.0);
testParse("000000000000.0000000000000", 0.0);
testParse("000000000001.0000000000000", 1.0);
testParse("0e0", 0.0);
testParse("0e+0", 0.0);
testParse("0e-0", 0.0);
testParse("1e0", 1.0);
testParse("1e+0", 1.0);
testParse("1e-0", 1.0);
testParse("1.", 1.0);
testParse(".1", 0.1);
testParse("1.e1", 10.0);
testParse(".1e1", 1.0);
testParse("Infinity", double.infinity);
testParse("NaN", double.nan);
// Cases where mantissa and 10^exponent are representable as a double.
for (int i = -22; i <= 22; i++) {
for (double j in [1.0, 9007199254740991.0, 9007199254740992.0]) {
var value = (i >= 0) ? j * pow(10.0, i) : j / pow(10.0, -i);
testParse("${j}e$i", value, "$i/$j");
testParse("${j}E$i", value, "$i/$j");
if (i >= 0) {
testParse("${j}e+$i", value, "$i/$j");
testParse("${j}E+$i", value, "$i/$j");
}
}
}
for (int i = 0; i <= 22; i++) {
var digits = "9007199254740991";
for (int i = 0; i < digits.length; i++) {
int dotIndex = digits.length - i;
var string = "${digits.substring(0, dotIndex)}."
"${digits.substring(dotIndex)}e$i";
testParse(string, 9007199254740991.0);
}
}
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000012351641146031163604414219821705534309126495065358119110639"
"6420625168876817552187966324959090408998094949141173861429432731"
"6641775889849490996936990026954695315751782975778511319614542919"
"6224552592217965901424968268076250159685228839124609682811834931"
"8292403785007928846349518531559641397792756664639171692046759890"
"0776562329863178978731138323263641361002818700324274998854829973"
"5227010414083113118928696725368169503983880965288753370088162336"
"8004844756702677687292583305671118833393020810798402309572336459"
"2015026502876542452438269585569329582311976245631182694093981811"
"9686640211945509336174248834117544931694293962814151377997828762"
"2277536275946568454181273895934743339974841620248529105142565927"
"256981069188614130727188467062660492956638336181640625",
0.0);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000024703282292062327208828439643411068618252990130716238221279"
"2841250337753635104375932649918180817996189898282347722858865463"
"3283551779698981993873980053909390631503565951557022639229085839"
"2449105184435931802849936536152500319370457678249219365623669863"
"6584807570015857692699037063119282795585513329278343384093519780"
"1553124659726357957462276646527282722005637400648549997709659947"
"0454020828166226237857393450736339007967761930577506740176324673"
"6009689513405355374585166611342237666786041621596804619144672918"
"4030053005753084904876539171138659164623952491262365388187963623"
"9373280423891018672348497668235089863388587925628302755995657524"
"4555072551893136908362547791869486679949683240497058210285131854"
"51396213837722826145437693412532098591327667236328125",
0.0);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000024703282292062327208828439643411068618252990130716238221279"
"2841250337753635104375932649918180817996189898282347722858865463"
"3283551779698981993873980053909390631503565951557022639229085839"
"2449105184435931802849936536152500319370457678249219365623669863"
"6584807570015857692699037063119282795585513329278343384093519780"
"1553124659726357957462276646527282722005637400648549997709659947"
"0454020828166226237857393450736339007967761930577506740176324673"
"6009689513405355374585166611342237666786041621596804619144672918"
"4030053005753084904876539171138659164623952491262365388187963623"
"9373280423891018672348497668235089863388587925628302755995657524"
"4555072551893136908362547791869486679949683240497058210285131854"
"51396213837722826145437693412532098591327667236328125",
0.0);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000024703282292062327208828439643411068627545332140664243314532"
"8041234170109088178685677591650492652607243027730579814636067699"
"1112238669661707327453443265068702897439863329200619332642599205"
"1806252781222000513169502627641523911022607448403553068808609405"
"1727798181294290864842608522062097649849550765341204993205100587"
"2127469658709242016690593998242808606978027857019419997429604579"
"7572623273334010723772922131119806567715298322567005234345331218"
"5169920860031716486480793611343761679481328431956040281530986197"
"8304604971452253283193290744072288902141724247846767401941767720"
"8561650585989659548591956327689896895290365125294085321852619688"
"9863888974446146846024033780172178553364579041996676675092137151"
"9705456298034409473812692774776868254618683783877327369245051207"
"5931578479504396230612962142122846982018227555473696607567828620"
"5497859173707553281928994692862033843994140625",
5e-324);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000037054923438093490813242659465116602918087143186126352238665"
"4061891674274999582254154033144959392383231717975289492511095959"
"2096640779585747657231506869704773681319051549691937265430115392"
"9316510179867828993955338712739726887403536747219495345250565253"
"9734220743745353366904984135736109339114232557854653467028698863"
"1755341990606652876965097618075398198036065644601954996844545287"
"8562428797081554870870561495721040952204106503876761616095480465"
"4854302923481671949982122917011832487483775622035971266330696098"
"1770527542930458978998057183774359009418156980309146068528141338"
"9871550473737887132279287842897827763181104688776671568136524122"
"1523792405286695424882335699501538146509629059245968850620692484"
"3143597161396297062546730578356156393213233025204703880754948792"
"4068421520495603769387037857877153017981772444526303392432171379"
"4502140826292446718071005307137966156005859375",
5e-324);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000037054923438093490813242659465116602927379485196074357331918"
"9261875506630452656563898974877271226994284847423521584288298194"
"9925327669548472990810970080864085947255348927335533958843628758"
"8673657776653897704274904804228750479055686517373829048435504795"
"4877211355023786539048555594678924193378269993917515076140279670"
"2329686989589536936193414969790924083008456100972824996564489920"
"5681031242249339356786090176104508511951642895866260110264487010"
"4014534270108033061877749917013356500179062432395206928717009377"
"6045079508629627357314808756707988746935928736893548082281945435"
"9059920635836528008522746502352634795082881888442454133993486286"
"6832608827839705362543821687804230019924524860745587315427697781"
"770943207565842392181565401187981478869915008544921875",
5e-324);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000037054923438093490813242659465116602936671827206022362425172"
"4461859338985905730873643916609583061605337976871753676065500430"
"7754014559511198324390433292023398213191646304979130652257142124"
"8030805373439966414594470895717774070707836287528162751620444337"
"0020201966302219711192127053621739047642307429980376685251860477"
"2904031988572420995421732321506449967980846557343694996284434553"
"2799633687417123842701618856487976071699179287855758604433493555"
"3174765616734394173773376917014880512874349242754442591103322657"
"0319631474328795735631560329641618484453700493477950096035749532"
"8248290797935168884766205161807441826984659088108236699850448451"
"2141425250392715300205307676106921893339420662245205780234703079"
"2275266989920550781084577445403473184185067145693733619245051207"
"5931578479504396230612962142122846982018227555473696607567828620"
"5497859173707553281928994692862033843994140625",
5e-324);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000049406564584124654417656879286822137236505980261432476442558"
"5682500675507270208751865299836361635992379796564695445717730926"
"6567103559397963987747960107818781263007131903114045278458171678"
"4898210368871863605699873072305000638740915356498438731247339727"
"3169615140031715385398074126238565591171026658556686768187039560"
"3106249319452715914924553293054565444011274801297099995419319894"
"0908041656332452475714786901472678015935523861155013480352649347"
"2019379026810710749170333222684475333572083243193609238289345836"
"8060106011506169809753078342277318329247904982524730776375927247"
"8746560847782037344696995336470179726777175851256605511991315048"
"9110145103786273816725095583738973359899366480994116420570263709"
"0279242767544565229087538682506419718265533447265625",
5e-324);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000049406564584124654417656879286822137255090664281328486629065"
"6082468340218176357371355183300985305214486055461159629272135398"
"2224477339323414654906886530137405794879726658401238665285198410"
"3612505562444001026339005255283047822045214896807106137617218810"
"3455596362588581729685217044124195299699101530682409986410201174"
"4254939317418484033381187996485617213956055714038839994859209159"
"5145246546668021447545844262239613135430596645134010468690662437"
"0339841720063432972961587222687523358962656863912080563061972395"
"6609209942904506566386581488144577804283448495693534803883535441"
"7123301171979319097183912655379793790580730250588170643705239377"
"9727777948892293692048067560344357106729158083993353350184274303"
"9410912596068818947625385549553736509237367567754654738490102415"
"1863156959008792461225924284245693964036455110947393215135657241"
"099571834741510656385798938572406768798828125",
5e-324);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000074109846876186981626485318930233205836174286372252704477330"
"8123783348549999164508308066289918784766463435950578985022191918"
"4193281559171495314463013739409547362638103099383874530860230785"
"8633020359735657987910677425479453774807073494438990690501130507"
"9468441487490706733809968271472218678228465115709306934057397726"
"3510683981213305753930195236150796396072131289203909993689090575"
"7124857594163109741741122991442081904408213007753523232190960930"
"9708605846963343899964245834023664974967551244071942532661392196"
"3541055085860917957996114367548718018836313960618292137056282677"
"9743100947475774264558575685795655526362209377553343136273048244"
"3047584810573390849764671399003076293019258118491937701241384968"
"6287194322792594125093461156712312786426466050409407761509897584"
"8136843040991207538774075715754306035963544889052606784864342758"
"900428165258489343614201061427593231201171875",
5e-324);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000074109846876186981626485318930233205854758970392148714663837"
"8523751013260905313127797949754542453988569694847043168576596389"
"9850655339096945981621940161728171894510697854671067917687257517"
"7347315553307795408549809608457500958111373034747658096871009590"
"9754422710047573078097111189357848386756539987835030152280559340"
"4659373979179073872386829939581848166016912201945649993128979841"
"1362062484498678713572180352209017023903285791732520220528974020"
"8029068540216066123755499834026713000358124864790413857434018755"
"2090159017259254714629617513415977493871857473787096164563890871"
"8119841271673056017045493004705269590165763776884908267986972573"
"3665217655679410725087643375608460039849049721491174630855395563"
"54188641513168478436313080237596295773983001708984375",
1e-323);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000074109846876186981626485318930233205873343654412044724850344"
"8923718677971811461747287833219166123210675953743507352131000861"
"5508029119022396648780866584046796426383292609958261304514284249"
"6061610746879932829188941791435548141415672575056325503240888674"
"0040403932604439422384254107243478095284614859960753370503720954"
"5808063977144841990843464643012899935961693114687389992568869106"
"5599267374834247685403237712975952143398358575711517208866987110"
"6349531233468788347546753834029761025748698485508885182206645314"
"0639262948657591471263120659283236968907400986955900192071499065"
"6496581595870337769532410323614883653969318176216473399700896902"
"4282850500785430600410615352213843786678841324490411560469406158"
"4550533979841101562169154890806946368370134291387467238490102415"
"1863156959008792461225924284245693964036455110947393215135657241"
"099571834741510656385798938572406768798828125",
1e-323);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000011125369292"
"5360069154511635866620203210960799023116591527666370844360221740"
"6959097927141579506255510282033669865517905502576217080776730054"
"4280061926888594105653889967660011652398050737212918180359607825"
"2347125186710418762540332530832907947436024558998429581982425031"
"7954385059152437399890443876874974725790225802525457699928291235"
"4093225567689679024960579905428830259962166760571761950743978498"
"0479564444580149632075553173315669683173879325651468588102366281"
"5890742832175436061414318821022423405703806955738531400844926622"
"0550120807237108092835830752700771425423583764509515806613894483"
"6485368656166704349449158753391942346304638698898642932982747054"
"5684547703068233784351199339157645340492308605462312698364257812"
"5",
1.1125369292536007e-308);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000011125369292"
"5360069154511635866620203210960799023116610112350390740370408247"
"7359065591852485654875000165498293534740011761472681264331134525"
"9937435706814044772812816389978636184270645492500111567186634557"
"1061420380282556183179464713810955130740324099307096988352304114"
"8240366281709303744177586794760604434318300674651180918151452849"
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testParse(
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testParse(
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testParse(
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testParse(
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testParse(
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testParse(
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testParse(
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testParse(
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testParse(
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testParse(
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testParse(
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testParse(
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testParse(
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testParse(
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"54188641513168478436313080237596295773983001708984375",
2.2250738585072024e-308);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000022250738585"
"0720212418870147920222032907240528279439056398987153733445293826"
"2841914532254970474258308397286505854246486958895941513684460970"
"4068152972799584860088646519366819731179394084384097665233499900"
"0755861120300770354269606853101364036287721693053184667205738737"
"5949174050909314222165141860993427546865066465011668770360303425"
"3994515112524200040764624453870560455886026635830913894056826102"
"6558396263994546949554344059607291509746117227014454385071719673"
"8131016897819660470375391476074607837156312396985947983896498558"
"1739504563131807656934782164684779819754568515974931805299288032"
"9467318908203746468430727830398768346578595574013759265666391011"
"5651945906921898169113014030529134467663458535415036957197921783"
"4550533979841101562169154890806946368370134291387467238490102415"
"1863156959008792461225924284245693964036455110947393215135657241"
"099571834741510656385798938572406768798828125",
2.2250738585072024e-308);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000100208418000448638899805402"
"5675081023947173151201955956352756465219477298834774949553868001"
"7172354813827222283890479851867436841402279176933922227531985191"
"9016883548022442028316027357265612083085166971723487691494714589"
"5578331812936322386545483369746322848628024994920311121080242823"
"5714326388663336759990619917681011604908667604621058852897083245"
"0816977893343649540492907374306035456728456338904015275857972276"
"1526157631250497160973795706924168310120033199859199012414074894"
"8202195091387650850548954516920927386376492603899633528627985383"
"2932104496700123254769405070337764094630065313795728259355401668"
"8207267296623786504114239553488532354086348874488976434804499149"
"322509765625",
1.0020841800044864e-292);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000100208418000448638899805402"
"5675081023947173151201956040050732492021560444211472901925540702"
"1586014286915762763038748010206109436411449756840422987132589595"
"3085274649978096343836685185731606312366412920027708756586099963"
"7975552653362983131506665648352778744386705639822064232334712197"
"7867779247842315182877112028658635902319185766818606103345104073"
"9923514010434512590195330770391813338086311968111531328662618487"
"3315578521649250253839821623536466419018719481428679013982985346"
"1571995354000952600076951720089726239270930511481845755671197870"
"4747866889418540057514218596081876158765839665014133210631738825"
"4165335079883777074977685931654819161553596657523084699300803458"
"3609637179288099118793858900152420545987239088654699259390735847"
"0152049332041520812604025151794328168042160636342216519487980314"
"421878240614097350935640662328296457417309284210205078125",
1.0020841800044864e-292);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000100208418000448650025174695"
"1035150178458809017822159083615579461533985681124447841542417041"
"9717793267880261310997721975562434111911014099603638548708110842"
"9228554372955381818449259496459629506201971760632184806762937040"
"5528236159220080404124633621972774900305368909016987591808198481"
"1515258588636795736994571683578362033288375244948969302377353651"
"5803667343942465515751063883649087835332767470268261173797304563"
"0216301185431893700183322963627539884395226243941187598947530725"
"0723137660949785162435276134774551939185861652055952702429699518"
"1666462911218814544860422297294423455917874727086839114692958995"
"8734568169530500282699951928714187892923739790353511103290941894"
"8525105836280134665557340439005224794505069516807613438973521965"
"4847950667958479187395974848205671831957839363657783480512019685"
"578121759385902649064359337671703542582690715789794921875",
1.0020841800044864e-292);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000100208418000448650025174695"
"1035150178458809017822159167313555488336068826501145793914089742"
"4131452740968801790145990133901106706920184679510139308308715246"
"3296945474911036133969917324925623735483217708936405871854322414"
"7925456999646741149085815900579230796064049553918740703062667855"
"3668711447815774159881063794555986330698893407146516552825374480"
"4910203461033328565453487279734865716690623099475777226601950774"
"2005722075830646793049348880239837993293912525510667600516441176"
"4092937923563086911963273337943350792080299559638164929472912005"
"3482225303937231347605235823038535520053649078305244065969296152"
"4692635952790490853563398306880474700390987573387619367787246203"
"8909645359318233784351199339157645340492308605462312698364257812"
"5",
1.0020841800044864e-292);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000100208418000448650025174695"
"1035150178458809017822159251011531515138151971877843746285762442"
"8545112214057342269294258292239779301929355259416640067909319649"
"7365336576866690449490575153391617964764463657240626936945707789"
"0322677840073401894046998179185686691822730198820493814317137229"
"5822164306994752582767555905533610628109411569344063803273395309"
"4016739578124191615155910675820643598048478728683293279406596985"
"3795142966229399885915374796852136102192598807080147602085351627"
"7462738186176388661491270541112149644974737467220377156516124492"
"5297987696655648150350049348782647584189423429523649017245633309"
"0650703736050481424426844685046761507858235356421727632283550512"
"9294184882356332903145058239310065886479547694117011957754993659"
"5152049332041520812604025151794328168042160636342216519487980314"
"421878240614097350935640662328296457417309284210205078125",
1.0020841800044866e-292);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000200416836000897255548872220"
"0630023738871074569163505490783914884205771542336808210387292522"
"0426513773371285555269939139667533951768747348715410293510510274"
"9473643242267695845324274779211200861374232469021139022270213528"
"6462413252451807248010301677826829802384000871843763078195635583"
"5519882659021798720200352081612073758236883604191202305937584019"
"3447504651307941031064654937754410393532579156664506650227987556"
"2093186373340695057796485067216997253892307748415460848623417226"
"4622904518424429578269271391797007961345371296322204255566117522"
"4763967378926030323867148635273985338412963098572424905483014370"
"3443797280914164309330161600193180015563420351180667003643504189"
"5081099906363532431297601321684709319015382789075374603271484375",
2.0041683600089726e-292);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000200416836000897255548872220"
"0630023738871074569163505574481890911007854687713506162758965222"
"4840173246459826034418207298006206546777917928621911053111114678"
"3542034344223350160844932607677195090655478417325360087361598902"
"8859634092878467992971483956433285698142681516745516189450104957"
"7673335518200777143086844192589698055647401766388749556385604848"
"2554040768398804080767078333840188274890434785872022703032633767"
"3882607263739448150662510983829295362790994029984940850192327677"
"7992704781037731327797268594965806814239809203904416482609330009"
"6579729771644447126611962161018097402548737449790829856759351526"
"9401865064174154880193607978359466823030668134214775268139808498"
"5465639429401631550091460221837129865002621877730073862662220222"
"0152049332041520812604025151794328168042160636342216519487980314"
"421878240614097350935640662328296457417309284210205078125",
2.0041683600089726e-292);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000200416836000897266674241512"
"5990092893382710435783708618046737880520279924626481102375841562"
"2971952227424324582377181263362531222277482271385126614686635925"
"9685314067200635635457506918405218284491037257929836137538435979"
"6412317598735565265589451930053281854061344785940439548923591241"
"1320814858995257697204303847509424186616591244519112755417854425"
"8434194101906757006322811447097462772136890288028752548167319843"
"0783329927522091597006012323920368828167500792497449435156873056"
"7143847087986563890155593009650632514154740344478523429367831657"
"3498325793444721613958165862230644699700772511863535760820571697"
"3971098153820878087915873975418835554400811267045201672129946935"
"0381108086393667096854941760689934113520452305882988042245006340"
"4847950667958479187395974848205671831957839363657783480512019685"
"578121759385902649064359337671703542582690715789794921875",
2.0041683600089726e-292);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000200416836000897266674241512"
"5990092893382710435783708701744713907322363070003179054747514262"
"7385611700512865061525449421701203817286652851291627374287240329"
"3753705169156289950978164746871212513772283206234057202629821353"
"8809538439162226010550634208659737749820025430842192660178060615"
"3474267718174236120090795958487048484027109406716660005865875254"
"7540730218997620056025234843183240653494745917236268600971966054"
"2572750817920844689872038240532666937066187074066929436725783508"
"0513647350599865639683590212819431367049178252060735656411044144"
"5314088186163138416702979387974756763836546863081940712096908853"
"9929165937080868658779320353585122361868059050079309936626251244"
"0765647609431766215648800660842354659507691394537687301635742187"
"5",
2.004168360008973e-292);
testParse(
"0.00000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000200416836000897266674241512"
"5990092893382710435783708785442689934124446215379877007119186963"
"1799271173601405540673717580039876412295823431198128133887844732"
"7822096271111944266498822575337206743053529154538278267721206728"
"1206759279588886755511816487266193645578706075743945771432529989"
"5627720577353214542977288069464672781437627568914207256313896083"
"6647266336088483105727658239269018534852601546443784653776612265"
"4362171708319597782738064157144965045964873355636409438294693959"
"3883447613213167389211587415988230219943616159642947883454256631"
"7129850578881555219447792913718868827972321214300345663373246010"
"5887233720340859229642766731751409169335306833113418201122555553"
"1150187132469865334442659560994775205494930483192386561026478034"
"5152049332041520812604025151794328168042160636342216519487980314"
"421878240614097350935640662328296457417309284210205078125",
2.004168360008973e-292);
testParse("0.99999999999999988897769753748434595763683319091796875",
0.9999999999999999);
testParse(
"0.99999999999999988897769753748434595763683319091796879176194859"
"5190556970945882299241904356487451251641385905655273315006228765"
"423911854226535211864757002331316471099853515625",
0.9999999999999999);
testParse(
"0.99999999999999994448884876874217297881841659545898433323805140"
"4809443029054117700758095643512548748358614094344726684993771234"
"576088145773464788135242997668683528900146484375",
0.9999999999999999);
testParse(
"0.999999999999999944488848768742172978818416595458984375",
1.0);
testParse(
"0.99999999999999994448884876874217297881841659545898441676194859"
"5190556970945882299241904356487451251641385905655273315006228765"
"423911854226535211864757002331316471099853515625",
1.0);
testParse("0.499999999999999944488848768742172978818416595458984375",
0.49999999999999994);
testParse(
"0.49999999999999994448884876874217297881841659545898439588097429"
"7595278485472941149620952178243725625820692952827636657503114382"
"7119559271132676059323785011656582355499267578125",
0.49999999999999994);
testParse(
"0.49999999999999997224442438437108648940920829772949216661902570"
"2404721514527058850379047821756274374179307047172363342496885617"
"2880440728867323940676214988343417644500732421875",
0.49999999999999994);
testParse(
"0.4999999999999999722444243843710864894092082977294921875",
0.5);
testParse(
"0.49999999999999997224442438437108648940920829772949220838097429"
"7595278485472941149620952178243725625820692952827636657503114382"
"7119559271132676059323785011656582355499267578125",
0.5);
testParse("1.9999999999999997779553950749686919152736663818359375",
1.9999999999999998);
testParse(
"1.99999999999999977795539507496869191527366638183593758352389719"
"0381113941891764598483808712974902503282771811310546630012457530"
"84782370845307042372951400466263294219970703125",
1.9999999999999998);
testParse(
"1.99999999999999988897769753748434595763683319091796866647610280"
"9618886058108235401516191287025097496717228188689453369987542469"
"15217629154692957627048599533736705780029296875",
1.9999999999999998);
testParse(
"1.99999999999999988897769753748434595763683319091796875",
2.0);
testParse(
"1.99999999999999988897769753748434595763683319091796883352389719"
"0381113941891764598483808712974902503282771811310546630012457530"
"84782370845307042372951400466263294219970703125",
2.0);
testParse("4503599627370495.5", 4503599627370495.5);
testParse(
"4503599627370495.50000000000000000000000000000000000018807909613"
"1566001274997845955559308450986489083534003441400273004546761512"
"75634765625",
4503599627370495.5);
testParse(
"4503599627370495.74999999999999999999999999999999999981192090386"
"8433998725002154044440691549013510916465996558599726995453238487"
"24365234375",
4503599627370495.5);
testParse("4503599627370495.75", 4503599627370496.0);
testParse(
"4503599627370495.75000000000000000000000000000000000018807909613"
"1566001274997845955559308450986489083534003441400273004546761512"
"75634765625",
4503599627370496.0);
testParse("4503599627370496", 4503599627370496.0);
testParse(
"4503599627370496.00000000000000000000000000000000000037615819226"
"3132002549995691911118616901972978167068006882800546009093523025"
"5126953125",
4503599627370496.0);
testParse(
"4503599627370496.49999999999999999999999999999999999962384180773"
"6867997450004308088881383098027021832931993117199453990906476974"
"4873046875",
4503599627370496.0);
testParse("4503599627370496.5", 4503599627370496.0);
testParse(
"4503599627370496.50000000000000000000000000000000000037615819226"
"3132002549995691911118616901972978167068006882800546009093523025"
"5126953125",
4503599627370497.0);
testParse("9007199254740991", 9007199254740991.0);
testParse(
"9007199254740991.00000000000000000000000000000000000037615819226"
"3132002549995691911118616901972978167068006882800546009093523025"
"5126953125",
9007199254740991.0);
testParse(
"9007199254740991.49999999999999999999999999999999999962384180773"
"6867997450004308088881383098027021832931993117199453990906476974"
"4873046875",
9007199254740991.0);
testParse("9007199254740991.5", 9007199254740992.0);
testParse(
"9007199254740991.50000000000000000000000000000000000037615819226"
"3132002549995691911118616901972978167068006882800546009093523025"
"5126953125",
9007199254740992.0);
testParse(
"1797693134862315708145274237317043567980705675258449965989174768"
"0315726078002853876058955863276687817154045895351438246423432132"
"6889464182768467546703537516986049910576551282076245490090389328"
"9440758685084551339423045832369032229481658085593321233482747978"
"26204144723168738177180919299881250404026184124858368",
1.7976931348623157e+308);
testParse(
"1797693134862315708145274237317043567980705675258450041064343056"
"0785749075118623426984641994452647172104399563141377322686588394"
"6121172130178666127034918365540069095282013901258936156392632590"
"7055367751483602939820315058278058002847941584484775356682545657"
"44106770877499077221865536419145864291265781790932992",
1.7976931348623157e+308);
testParse(
"1797693134862315807937289714053034150799341327100378194286569501"
"7574473832160705543739215666582761354682674973879349714831499292"
"8620232455220458908340124972127889717295245764493583188543574449"
"7703035690903649098158444443687202655781915109457910629727393062"
"50541739356374003666875082388828428992938306508423168",
1.7976931348623157e+308);
testParse(
"1797693134862315807937289714053034150799341327100378269361737789"
"8044496829276475094664901797758720709633028641669288791094655554"
"7851940402630657488671505820681908902000708383676273854845817711"
"5317644757302700698555713669596228429148198608349364752927190741"
"68444365510704342711559699508093042880177904174497792",
double.infinity);
testParse(
"1797693134862315807937289714053034150799341327100378344436906077"
"8514519826392244645590587928934680064583382309459227867357811816"
"7083648350040856069002886669235928086706171002858964521148060973"
"2932253823701752298952982895505254202514482107240818876126988420"
"86346991665034681756244316627357656767417501840572416",
double.infinity);
// Edge cases of algorithm (e+-22/23).
testParse("1e22", 1e22);
testParse("1e23", 1e23);
testParse("1e-22", 1e-22);
testParse("1e-23", 1e-23);
testParseWhitespace("1", 1.0);
testParseWhitespace("1.0", 1.0);
testParseWhitespace("1e1", 10.0);
testParseWhitespace(".1e1", 1.0);
testParseWhitespace("1.e1", 10.0);
testParseWhitespace("1e+1", 10.0);
testParseWhitespace("1e-1", 0.1);
// Negative tests - things not to allow.
// Spaces inside the numeral.
testFail("- 1");
testFail("+ 1");
testFail("2 2");
testFail("1 .");
testFail(". 1");
testFail("1e 2");
testFail("1 e2");
// Invalid characters.
testFail("0x0");
testFail("0x1H");
testFail("12H");
testFail("1x2");
testFail("00x2");
testFail("0x2.2");
// Double exponent without value.
testFail(".e1");
testFail("e1");
testFail("e+1");
testFail("e-1");
testFail("-e1");
testFail("-e+1");
testFail("-e-1");
// Too many signs.
testFail("--1");
testFail("-+1");
testFail("+-1");
testFail("++1");
// Incorrect ways to write NaN/Infinity.
testFail("infinity");
testFail("INFINITY");
testFail("1.#INF");
testFail("inf");
testFail("nan");
testFail("NAN");
testFail("1.#IND");
testFail("indef");
testFail("qnan");
testFail("snan");
}
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