From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- js/src/tests/non262/Symbol/property-basics.js | 44 +++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 js/src/tests/non262/Symbol/property-basics.js (limited to 'js/src/tests/non262/Symbol/property-basics.js') diff --git a/js/src/tests/non262/Symbol/property-basics.js b/js/src/tests/non262/Symbol/property-basics.js new file mode 100644 index 0000000000..63bcb3867c --- /dev/null +++ b/js/src/tests/non262/Symbol/property-basics.js @@ -0,0 +1,44 @@ +/* Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/licenses/publicdomain/ */ + +var symbols = [ + Symbol(), + Symbol("one"), + Symbol.for("two"), + Symbol.iterator, + Object(Symbol()) +]; + +for (var sym of symbols) { + var obj = {}; + + // access a nonexistent property + assertEq(sym in obj, false); + assertEq(obj.hasOwnProperty(sym), false); + assertEq(obj[sym], undefined); + assertEq(typeof obj[sym], "undefined"); + assertEq(Object.getOwnPropertyDescriptor(obj, sym), undefined); + + // assign, then try accessing again + obj[sym] = "ok"; + assertEq(sym in obj, true); + assertEq(obj.hasOwnProperty(sym), true); + assertEq(obj[sym], "ok"); + assertDeepEq(Object.getOwnPropertyDescriptor(obj, sym), { + value: "ok", + writable: true, + enumerable: true, + configurable: true + }); + + // assign again, observe value is overwritten + obj[sym] = 12; + assertEq(obj[sym], 12); + + // increment + assertEq(obj[sym]++, 12); + assertEq(obj[sym], 13); +} + +if (typeof reportCompare === "function") + reportCompare(0, 0); -- cgit v1.2.3