From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- js/src/tests/non262/extensions/shareddataview.js | 43 ++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 js/src/tests/non262/extensions/shareddataview.js (limited to 'js/src/tests/non262/extensions/shareddataview.js') diff --git a/js/src/tests/non262/extensions/shareddataview.js b/js/src/tests/non262/extensions/shareddataview.js new file mode 100644 index 0000000000..30ec8ef68e --- /dev/null +++ b/js/src/tests/non262/extensions/shareddataview.js @@ -0,0 +1,43 @@ +// |reftest| skip-if(!xulRuntime.shell) +/* -*- Mode: js2; tab-width: 40; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* + * Any copyright is dedicated to the Public Domain. + * https://creativecommons.org/publicdomain/zero/1.0/ + */ + +// Test DataView on SharedArrayBuffer. + +if (this.SharedArrayBuffer) { + +var sab = new SharedArrayBuffer(4096); +var dv = new DataView(sab); + +assertEq(sab, dv.buffer); +assertEq(dv.byteLength, sab.byteLength); +assertEq(ArrayBuffer.isView(dv), true); + +var dv2 = new DataView(sab, 1075, 2048); + +assertEq(sab, dv2.buffer); +assertEq(dv2.byteLength, 2048); +assertEq(dv2.byteOffset, 1075); +assertEq(ArrayBuffer.isView(dv2), true); + +// Test that it is the same buffer memory for the two views + +dv.setInt8(1075, 37); +assertEq(dv2.getInt8(0), 37); + +// Test that range checking works + +assertThrowsInstanceOf(() => dv.setInt32(4098, -1), RangeError); +assertThrowsInstanceOf(() => dv.setInt32(4094, -1), RangeError); +assertThrowsInstanceOf(() => dv.setInt32(-1, -1), RangeError); + +assertThrowsInstanceOf(() => dv2.setInt32(2080, -1), RangeError); +assertThrowsInstanceOf(() => dv2.setInt32(2046, -1), RangeError); +assertThrowsInstanceOf(() => dv2.setInt32(-1, -1), RangeError); + +} + +reportCompare(true,true); -- cgit v1.2.3