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/home/techb158/balavpn.abdallabala.com/node_modules/arraybuffer.prototype.slice/test/tests.js
(2271B)
'use strict'; var inspect = require('object-inspect'); var IsDetachedBuffer = require('es-abstract/2024/IsDetachedBuffer'); var forEach = require('for-each'); var v = require('es-value-fixtures'); var byteLength = require('array-buffer-byte-length'); module.exports = function runTests(slice, t) { forEach(v.primitives.concat(v.objects), function (nonAB) { t['throws']( function () { slice(nonAB); }, TypeError, inspect(nonAB) + ' is not an ArrayBuffer' ); }); t.test('ArrayBuffers', { skip: typeof ArrayBuffer === 'undefined' }, function (st) { var ab = new ArrayBuffer(0); st.equal(IsDetachedBuffer(ab), false, 'ArrayBuffer is not detached'); try { var nb = slice(ab); } catch (e) { if (e instanceof SyntaxError) { st.skip('Detaching ArrayBuffer is not supported'); return st.end(); } console.log(e.stack); } st.notEqual(nb, ab, 'new ArrayBuffer is not the same as the original'); st.equal(IsDetachedBuffer(ab), false, 'old ArrayBuffer is not detached'); st.equal(IsDetachedBuffer(nb), false, 'new ArrayBuffer is not detached'); var ab2 = new ArrayBuffer(8); st.equal(byteLength(ab2), 8, 'original ArrayBuffer has length 8'); try { var nbLen = slice(ab2, 4); } catch (e) { if (e instanceof SyntaxError) { st.skip('Detaching ArrayBuffer is not supported'); return st.end(); } } st.equal(IsDetachedBuffer(ab2), false, 'old ArrayBuffer is not detached'); st.equal(IsDetachedBuffer(nbLen), false, 'new ArrayBuffer is not detached'); st.equal(byteLength(ab2), 8, 'original ArrayBuffer has length 8'); st.equal(byteLength(nbLen), 4, 'newly sliced ArrayBuffer has length 4'); var one = new ArrayBuffer(1); var arr = new Uint8Array(one); arr[0] = 123; var two = slice(one); var arr2 = new Uint8Array(two); arr2[0] = 234; st.deepEqual(arr, new Uint8Array([123]), 'original buffer is unchanged'); st.deepEqual(arr2, new Uint8Array([234]), 'sliced buffer is changed'); return st.end(); }); t.test('SharedArrayBuffers', { skip: typeof SharedArrayBuffer === 'undefined' }, function (st) { var sab = new SharedArrayBuffer(0); st['throws']( function () { slice(sab); }, TypeError, inspect(sab) + ' is not an ArrayBuffer' ); st.end(); }); };
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