teddit/node_modules/has-symbols/test/index.js
2020-11-17 21:44:32 +01:00

23 lines
655 B
JavaScript

'use strict';
var test = require('tape');
var hasSymbols = require('../');
var runSymbolTests = require('./tests');
test('interface', function (t) {
t.equal(typeof hasSymbols, 'function', 'is a function');
t.equal(typeof hasSymbols(), 'boolean', 'returns a boolean');
t.end();
});
test('Symbols are supported', { skip: !hasSymbols() }, function (t) {
runSymbolTests(t);
t.end();
});
test('Symbols are not supported', { skip: hasSymbols() }, function (t) {
t.equal(typeof Symbol, 'undefined', 'global Symbol is undefined');
t.equal(typeof Object.getOwnPropertySymbols, 'undefined', 'Object.getOwnPropertySymbols does not exist');
t.end();
});