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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/expressions/computed-property-side-effects.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/expressions/computed-property-side-effects.js | 35 |
1 files changed, 35 insertions, 0 deletions
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"); |