'use strict'; require('../auto'); var test = require('tape'); var defineProperties = require('define-properties'); var callBind = require('call-bind'); var isEnumerable = Object.prototype.propertyIsEnumerable; var functionsHaveNames = require('functions-have-names')(); var hasStrictMode = require('has-strict-mode')(); var runTests = require('./tests'); test('shimmed', function (t) { t.equal(Object.hasOwn.length, 2, 'Relect.hasOwn has a length of 2'); t.test('Function name', { skip: !functionsHaveNames }, function (st) { st.equal(Object.hasOwn.name, 'hasOwn', 'Object.hasOwn has name "hasOwn"'); st.end(); }); t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) { et.equal(false, isEnumerable.call(Object, 'hasOwn'), 'Object.hasOwn is not enumerable'); et.end(); }); t.test('bad array/this value', { skip: !hasStrictMode }, function (st) { st['throws'](function () { return Object.hasOwn.call(undefined); }, TypeError, 'undefined is not an object'); st['throws'](function () { return Object.hasOwn.call(null); }, TypeError, 'null is not an object'); st.end(); }); runTests(callBind(Object.hasOwn, Object), t); t.end(); });