lix-website/themes/lix/assets/bootstrap/node_modules/is-shared-array-buffer/test/index.js
2024-04-26 22:49:34 -06:00

40 lines
1.3 KiB
JavaScript

'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();
});