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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /js/src/tests/non262/Symbol/enumeration-order.js | |
parent | Initial commit. (diff) | |
download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/non262/Symbol/enumeration-order.js')
-rw-r--r-- | js/src/tests/non262/Symbol/enumeration-order.js | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/js/src/tests/non262/Symbol/enumeration-order.js b/js/src/tests/non262/Symbol/enumeration-order.js new file mode 100644 index 0000000000..8bcd1f02ff --- /dev/null +++ b/js/src/tests/non262/Symbol/enumeration-order.js @@ -0,0 +1,40 @@ +/* Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/licenses/publicdomain/ */ + +// Symbols follow all other property keys in the result list. +var log; +function LoggingProxy() { + return new Proxy({}, { + defineProperty: (t, key, desc) => { + log.push(key); + return true; + } + }); +} + +var keys = [ + "before", + Symbol(), + "during", + Symbol.for("during"), + Symbol.iterator, + "after" +]; +var descs = {}; +for (var k of keys) + descs[k] = {configurable: true, value: 0}; + +function test(descsObj) { + log = []; + Object.defineProperties(LoggingProxy(), descs); + assertEq(log.length, keys.length); + assertDeepEq(log.map(k => typeof k), ["string", "string", "string", "symbol", "symbol", "symbol"]); + for (var key of keys) + assertEq(log.indexOf(key) !== -1, true); +} + +test(descs); +test(new Proxy(descs, {})); + +if (typeof reportCompare === "function") + reportCompare(0, 0); |