| 'use strict'; |
| |
| var trim = require('../'); |
| trim.shim(); |
| |
| var test = require('tape'); |
| var defineProperties = require('define-properties'); |
| var bind = require('function-bind'); |
| var isEnumerable = Object.prototype.propertyIsEnumerable; |
| var functionsHaveNames = function f() {}.name === 'f'; |
| |
| var runTests = require('./tests'); |
| |
| test('shimmed', function (t) { |
| t.equal(String.prototype.trim.length, 0, 'String#trim has a length of 0'); |
| t.test('Function name', { skip: !functionsHaveNames }, function (st) { |
| st.equal(String.prototype.trim.name, 'trim', 'String#trim has name "trim"'); |
| st.end(); |
| }); |
| |
| t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) { |
| et.equal(false, isEnumerable.call(String.prototype, 'trim'), 'String#trim is not enumerable'); |
| et.end(); |
| }); |
| |
| var supportsStrictMode = (function () { return typeof this === 'undefined'; }()); |
| |
| t.test('bad string/this value', { skip: !supportsStrictMode }, function (st) { |
| st.throws(function () { return trim(undefined, 'a'); }, TypeError, 'undefined is not an object'); |
| st.throws(function () { return trim(null, 'a'); }, TypeError, 'null is not an object'); |
| st.end(); |
| }); |
| |
| runTests(bind.call(Function.call, String.prototype.trim), t); |
| |
| t.end(); |
| }); |