// Copyright 2018 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. (() => { const kArraySize = 1000; const kQuarterSize = kArraySize / 4; let array = []; // Copy a quarter of the elements from the middle to the front. function CopyWithin() { return new Function( 'array.copyWithin(0, kQuarterSize * 2, kQuarterSize * 3);'); } createSuite('SmiCopyWithin', 1000, CopyWithin, SmiCopyWithinSetup); createSuite('StringCopyWithin', 1000, CopyWithin, StringCopyWithinSetup); createSuite('SparseSmiCopyWithin', 1000, CopyWithin, SparseSmiCopyWithinSetup); createSuite( 'SparseStringCopyWithin', 1000, CopyWithin, SparseStringCopyWithinSetup); function SmiCopyWithinSetup() { array = []; for (let i = 0; i < kArraySize; ++i) array[i] = i; } function StringCopyWithinSetup() { array = []; for (let i = 0; i < kArraySize; ++i) array[i] = `Item no. ${i}`; } function SparseSmiCopyWithinSetup() { array = []; for (let i = 0; i < kArraySize; i += 10) array[i] = i; } function SparseStringCopyWithinSetup() { array = []; for (let i = 0; i < kArraySize; i += 10) array[i] = `Item no. ${i}`; } })();