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36 lines
1.3 KiB
36 lines
1.3 KiB
'use strict'; |
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require('../auto'); |
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var test = require('tape'); |
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var defineProperties = require('define-properties'); |
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var bind = require('function-bind'); |
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var isEnumerable = Object.prototype.propertyIsEnumerable; |
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var functionsHaveNames = require('functions-have-names')(); |
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var runTests = require('./tests'); |
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test('shimmed', function (t) { |
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t.equal(Array.prototype.includes.length, 1, 'Array#includes has a length of 1'); |
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t.test('Function name', { skip: !functionsHaveNames }, function (st) { |
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st.equal(Array.prototype.includes.name, 'includes', 'Array#includes has name "includes"'); |
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st.end(); |
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}); |
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t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) { |
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et.equal(false, isEnumerable.call(Array.prototype, 'includes'), 'Array#includes is not enumerable'); |
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et.end(); |
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}); |
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var supportsStrictMode = (function () { return typeof this === 'undefined'; }()); |
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t.test('bad array/this value', { skip: !supportsStrictMode }, function (st) { |
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st['throws'](function () { return Array.prototype.includes.call(undefined, 'a'); }, TypeError, 'undefined is not an object'); |
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st['throws'](function () { return Array.prototype.includes.call(null, 'a'); }, TypeError, 'null is not an object'); |
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st.end(); |
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}); |
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runTests(bind.call(Function.call, Array.prototype.includes), t); |
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t.end(); |
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});
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