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 --- .../copyWithin/coerced-values-end-detached.js | 40 ++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/coerced-values-end-detached.js (limited to 'js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/coerced-values-end-detached.js') diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/coerced-values-end-detached.js b/js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/coerced-values-end-detached.js new file mode 100644 index 0000000000..484f388021 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/coerced-values-end-detached.js @@ -0,0 +1,40 @@ +// Copyright (C) 2019 Google. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.copywithin +description: > + SECURITY: end argument is coerced to an integer values + causing array detachment +info: | + 22.2.3.5 %TypedArray%.prototype.copyWithin ( target, start [ , end ] ) + + ... + 8. If end is undefined, let relativeEnd be len; else let relativeEnd be ? ToInteger(end). + ... + 10. Let count be min(final - from, len - to). + 11. If count > 0, then + a. NOTE: The copying must be performed in a manner that preserves the bit-level encoding of the source data. + b. Let buffer be O.[[ViewedArrayBuffer]]. + c. If IsDetachedBuffer(buffer) is true, throw a TypeError exception. + ... +includes: [testTypedArray.js, detachArrayBuffer.js] +features: [TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var ta; + function detachAndReturnIndex(){ + $DETACHBUFFER(ta.buffer); + return 900; + } + + var array = []; + array.length = 10000; // big arrays are more likely to cause a crash if they are accessed after they are freed + array.fill(7, 0); + ta = new TA(array); + assert.throws(TypeError, function(){ + ta.copyWithin(0, 100, {valueOf : detachAndReturnIndex}); + }, "should throw TypeError as array is detached"); +}); + +reportCompare(0, 0); -- cgit v1.2.3