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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/tests/non262/Symbol/json-stringify-values.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | js/src/tests/non262/Symbol/json-stringify-values.js | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/js/src/tests/non262/Symbol/json-stringify-values.js b/js/src/tests/non262/Symbol/json-stringify-values.js new file mode 100644 index 0000000000..0fe32eee54 --- /dev/null +++ b/js/src/tests/non262/Symbol/json-stringify-values.js @@ -0,0 +1,33 @@ +/* Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/licenses/publicdomain/ */ + +// To JSON.stringify, symbols are the same as undefined. + +var symbols = [ + Symbol(), + Symbol.for("ponies"), + Symbol.iterator +]; + +for (var sym of symbols) { + assertEq(JSON.stringify(sym), undefined); + assertEq(JSON.stringify([sym]), "[null]"); + + // JSON.stringify skips symbol-valued properties! + assertEq(JSON.stringify({x: sym}), '{}'); + + // However such properties are passed to the replacerFunction if any. + var replacer = function (key, val) { + assertEq(typeof this, "object"); + if (typeof val === "symbol") { + assertEq(val, sym); + return "ding"; + } + return val; + }; + assertEq(JSON.stringify(sym, replacer), '"ding"'); + assertEq(JSON.stringify({x: sym}, replacer), '{"x":"ding"}'); +} + +if (typeof reportCompare === 'function') + reportCompare(0, 0, 'ok'); |