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 --- ...roto-access-resizes-buffer-invalid-by-offset.js | 42 ++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 js/src/tests/test262/built-ins/DataView/custom-proto-access-resizes-buffer-invalid-by-offset.js (limited to 'js/src/tests/test262/built-ins/DataView/custom-proto-access-resizes-buffer-invalid-by-offset.js') diff --git a/js/src/tests/test262/built-ins/DataView/custom-proto-access-resizes-buffer-invalid-by-offset.js b/js/src/tests/test262/built-ins/DataView/custom-proto-access-resizes-buffer-invalid-by-offset.js new file mode 100644 index 0000000000..63cb6a2ef1 --- /dev/null +++ b/js/src/tests/test262/built-ins/DataView/custom-proto-access-resizes-buffer-invalid-by-offset.js @@ -0,0 +1,42 @@ +// |reftest| skip -- resizable-arraybuffer is not supported +// Copyright (C) 2021 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-dataview-buffer-byteoffset-bytelength +description: > + The view's offset cannot exceed the underlying buffer's byte length if it is + modified during retrieval of the NewTarget's prototype. +features: [resizable-arraybuffer] +---*/ + +// If the host chooses to throw as allowed by the specification, the observed +// behavior will be identical to the case where `ArrayBuffer.prototype.resize` +// has not been implemented. The following assertion prevents this test from +// passing in runtimes which have not implemented the method. +assert.sameValue(typeof ArrayBuffer.prototype.resize, 'function'); + +var buffer = new ArrayBuffer(3, {maxByteLength: 3}); +var expectedError; + +var newTarget = function() {}.bind(null); +Object.defineProperty(newTarget, 'prototype', { + get: function() { + try { + buffer.resize(1); + expectedError = RangeError; + } catch (error) { + expectedError = null; + } + } +}); +var error = null; + +try { + Reflect.construct(DataView, [buffer, 2], newTarget); +} catch (caught) { + error = caught.constructor; +} + +assert.sameValue(error, expectedError); + +reportCompare(0, 0); -- cgit v1.2.3