%PDF- %PDF-
Direktori : /var/www/html/node_modules/object.fromentries/test/ |
Current File : /var/www/html/node_modules/object.fromentries/test/shimmed.js |
'use strict'; require('../auto'); var test = require('tape'); var keys = require('object-keys'); var defineProperties = require('define-properties'); var isEnumerable = Object.prototype.propertyIsEnumerable; var functionsHaveNames = function f() {}.name === 'f'; var runTests = require('./tests'); test('shimmed', function (t) { t.equal(Object.fromEntries.length, 1, 'Object.fromEntries has a length of 1'); t.test('Function name', { skip: !functionsHaveNames }, function (st) { st.equal(Object.fromEntries.name, 'fromEntries', 'Object.fromEntries has name "fromEntries"'); st.end(); }); t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) { et.equal(false, isEnumerable.call(Object, 'fromEntries'), 'Object.fromEntries is not enumerable'); et.end(); }); var supportsStrictMode = (function () { return typeof this === 'undefined'; }()); t.test('bad object value', { skip: !supportsStrictMode }, function (st) { st['throws'](function () { return Object.fromEntries(undefined); }, TypeError, 'undefined is not an object'); st['throws'](function () { return Object.fromEntries(null); }, TypeError, 'null is not an object'); st.end(); }); t.test('does not mutate global method', function (st) { st.deepEqual(keys(Object.fromEntries), [], 'no enumerable keys'); st.equal('shim' in Object.fromEntries, false, '"shim" is not present'); st.equal('getPolyfill' in Object.fromEntries, false, '"getPolyfill" is not present'); st.equal('implementation' in Object.fromEntries, false, '"implementation" is not present'); st.end(); }); runTests(Object.fromEntries, t); t.end(); });