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node_modules/is-shared-array-buffer/test/index.js
39 строк
1 KB
Mikhail Popov
j
23 фев 2026, 16:12
23 фев 2026, 16:12
ff7232a
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О чём код?
'use strict'; var test = require('tape'); var inspect = require('object-inspect'); var forEach = require('for-each'); var v = require('es-value-fixtures'); var availableTypedArrays = require('available-typed-arrays')(); var isSharedArrayBuffer = require('..'); test('isSharedArrayBuffer', function (t) { t.equal(typeof isSharedArrayBuffer, 'function', 'is a function'); // @ts-expect-error TS sucks with concat var nonSABs = [].concat(v.primitives, v.objects); forEach(nonSABs, function (nonSAB) { t.equal(isSharedArrayBuffer(nonSAB), false, inspect(nonSAB) + ' is not a SharedArrayBuffer'); }); t.test('actual SharedArrayBuffer instances', { skip: typeof SharedArrayBuffer === 'undefined' }, function (st) { var sab = new SharedArrayBuffer(0); st.equal(isSharedArrayBuffer(sab), true, inspect(sab) + ' is a SharedArrayBuffer'); st.end(); }); t.test('Typed Arrays', { skip: availableTypedArrays.length === 0 }, function (st) { forEach(availableTypedArrays, function (TypedArray) { var ta = new global[TypedArray](0); st.equal(isSharedArrayBuffer(ta.buffer), false, inspect(ta.buffer) + ', the TA\'s buffer, is not a SharedArrayBuffer'); st.equal(isSharedArrayBuffer(ta), false, inspect(ta) + ' is not a SharedArrayBuffer'); }); st.end(); }); t.end(); });