Test262 Report

About
BLACK LIVES MATTER

Filter Engines

JavaScript Engines

DecJan 2019FebMarAprMayJunJulAugSepOctNovDecJan 2020FebMarAprMayJunJul
All Tests
Show pattern for JavaScript engine result barsChakraCoreJavaScriptCoreSpiderMonkeyV8Moddable XS
Current folder:JSON282 tests(source)
95%
ChakraCore: 82%JavaScriptCore: 93%SpiderMonkey: 100%V8: 100%Moddable XS: 99%
Folder:
JSON.parse140 tests/built-ins/JSON/parse/
95%
ChakraCore: 80%JavaScriptCore: 97%SpiderMonkey: 100%V8: 100%Moddable XS: 100%
Folder:
JSON.stringify130 tests/built-ins/JSON/stringify/
94%
ChakraCore: 84%JavaScriptCore: 89%SpiderMonkey: 100%V8: 100%Moddable XS: 98%
File:
JSON must be a built-in object
SD
15.12-0-1.js
ChakraCore: 2 of 2JavaScriptCore: 2 of 2SpiderMonkey: 2 of 2V8: 2 of 2Moddable XS: 2 of 2
File:
JSON must not support the [[Construct]] method
SD
15.12-0-2.js
ChakraCore: 2 of 2JavaScriptCore: 2 of 2SpiderMonkey: 2 of 2V8: 2 of 2Moddable XS: 2 of 2
File:
JSON must not support the [[Call]] method
SD
15.12-0-3.js
ChakraCore: 2 of 2JavaScriptCore: 2 of 2SpiderMonkey: 2 of 2V8: 2 of 2Moddable XS: 2 of 2
File:
JSON object's properties must be non enumerable
SD
15.12-0-4.js
ChakraCore: 2 of 2JavaScriptCore: 2 of 2SpiderMonkey: 2 of 2V8: 2 of 2Moddable XS: 2 of 2
File:
prop-desc.js
SD
ChakraCore: 2 of 2JavaScriptCore: 2 of 2SpiderMonkey: 2 of 2V8: 2 of 2Moddable XS: 2 of 2
File:
Symbol.toStringTag.js
SD
ChakraCore: 2 of 2JavaScriptCore: 2 of 2SpiderMonkey: 2 of 2V8: 2 of 2Moddable XS: 2 of 2