core-js.js
723 Bytes
'use strict';
var test = require('tape');
if (typeof Symbol === 'function' && typeof Symbol() === 'symbol') {
test('has native Symbol support', function (t) {
t.equal(typeof Symbol, 'function');
t.equal(typeof Symbol(), 'symbol');
t.end();
});
return;
}
var hasSymbols = require('../../shams');
test('polyfilled Symbols', function (t) {
/* eslint-disable global-require */
t.equal(hasSymbols(), false, 'hasSymbols is false before polyfilling');
require('core-js/fn/symbol');
require('core-js/fn/symbol/to-string-tag');
require('../tests')(t);
var hasSymbolsAfter = hasSymbols();
t.equal(hasSymbolsAfter, true, 'hasSymbols is true after polyfilling');
/* eslint-enable global-require */
t.end();
});