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 --- .../expressions/computed-property-side-effects.js | 35 ++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 js/src/tests/non262/expressions/computed-property-side-effects.js (limited to 'js/src/tests/non262/expressions/computed-property-side-effects.js') diff --git a/js/src/tests/non262/expressions/computed-property-side-effects.js b/js/src/tests/non262/expressions/computed-property-side-effects.js new file mode 100644 index 0000000000..54dec7416b --- /dev/null +++ b/js/src/tests/non262/expressions/computed-property-side-effects.js @@ -0,0 +1,35 @@ +// Any copyright is dedicated to the Public Domain. +// http://creativecommons.org/licenses/publicdomain/ + +//----------------------------------------------------------------------------- +var BUGNUMBER = 1199695; +var summary = + "Computed property names must be considered as always effectful even when " + + "the name expression isn't effectful, because calling ToPropertyKey on " + + "some non-effectful expressions has user-modifiable behavior"; + +print(BUGNUMBER + ": " + summary); + +/************** + * BEGIN TEST * + **************/ + +RegExp.prototype.toString = () => { throw 42; }; +assertThrowsValue(function() { + ({ [/regex/]: 0 }); // ToPropertyKey(/regex/) throws 42 +}, 42); + +function Q() { + ({ [new.target]: 0 }); // new.target will be Q, ToPropertyKey(Q) throws 17 +} +Q.toString = () => { throw 17; }; +assertThrowsValue(function() { + new Q; +}, 17); + +/******************************************************************************/ + +if (typeof reportCompare === "function") + reportCompare(true, true); + +print("Tests complete"); -- cgit v1.2.3