system_assignation/node_modules/globalthis/test/shimmed.js

30 lines
905 B
JavaScript

'use strict';
require('../auto');
var test = require('tape');
var defineProperties = require('define-properties');
var isEnumerable = Object.prototype.propertyIsEnumerable;
var runTests = require('./tests');
test('shimmed', function (t) {
t.equal(typeof globalThis, 'object', 'globalThis is an object');
t.equal('globalThis' in globalThis, true, 'globalThis is in globalThis');
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(globalThis, 'globalThis'), 'globalThis.globalThis is not enumerable');
et.end();
});
t.test('writability', { skip: !defineProperties.supportsDescriptors }, function (wt) {
var desc = Object.getOwnPropertyDescriptor(globalThis, 'globalThis');
wt.equal(desc.writable, false, 'globalThis.globalThis is not writable');
wt.end();
});
runTests(globalThis.globalThis, t);
t.end();
});