test262/test/built-ins/JSON/stringify/value-primitive-top-level.js

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Improve JSON.stringify coverage (#2168) * Rename & improve "length" test * Use verifyProperty in "name" test * Rename & improve property descriptor test * Remove duplicated test https://github.com/tc39/test262/blob/master/test/built-ins/Object/prototype/toString/proxy-array.js * Rename proxy value test * Rename & improve String object unwrapping test * Rename & improve Number object unwrapping test * Rename & improve Boolean object unwrapping test * Rename & merge replacer returns undefined tests * Rename & merge replacer function tests * Rename replacer array revoked proxy test * Add cross-realm replacer array revoked proxy test * Add array proxy replacer test * Add replacer array keys order test * Add empty replacer array test * Add non-finite numbers serialization test * Add replacer array abrupt completion test * Add replacer array with duplicates test * Add replacer array ignores undefined test * Add replacer array unwraps strings test * Add replacer array unwraps numbers test * Rename & merge circular object tests * Add circular array test * Rename & merge top-level primitives tests * Rename string escape tests * Rename BigInt tests * Rename & improve function value test * Add replacer function abrupt test * Rename & merge wrong space type tests * Rename float number space test * Rename & improve Number object space test * Rename & improve String object space test * Rename basic numeric space test * Rename string space slice test * Add replacer array numbers test * Add toJSON abrupt completions test * Add not callable toJSON test * Add toJSON call arguments test * Add replacer array wrong types test * Rename & improve string space test * Rename & improve replacer wrong type test * Add built-in object requirements test * Add basic toJSON result test * Add abrupt array value test * Add abrupt object value test * Rename & merge space number clamp tests * Add replacer function wrapper test * Add symbol value test * Add negative zero value test * Add replacer function & toJSON test * Add circular object from toJSON test * Add circular array from toJSON test * Add circular object from replacer test * Add circular array from replacer test * Add replacer function arguments test * Split & improve proxy value test * Split & improve revoked proxy value test
2019-08-28 22:34:59 +02:00
// Copyright (C) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-serializejsonproperty
description: >
Top-level primitive values are stringified correctly.
info: |
JSON.stringify ( value [ , replacer [ , space ] ] )
[...]
12. Return ? SerializeJSONProperty(the empty String, wrapper).
SerializeJSONProperty ( key, holder )
[...]
5. If value is null, return "null".
6. If value is true, return "true".
7. If value is false, return "false".
8. If Type(value) is String, return QuoteJSONString(value).
9. If Type(value) is Number, then
a. If value is finite, return ! ToString(value).
[...]
11. Return undefined.
---*/
assert.sameValue(JSON.stringify(null), 'null');
assert.sameValue(JSON.stringify(true), 'true');
assert.sameValue(JSON.stringify(false), 'false');
assert.sameValue(JSON.stringify('str'), '"str"');
assert.sameValue(JSON.stringify(123), '123');
assert.sameValue(JSON.stringify(undefined), undefined);