.config/coc/extensions/node_modules/coc-prettier/node_modules/call-bind/test/callBound.js

   1 'use strict';
   2
   3 var test = require('tape');
   4
   5 var callBound = require('../callBound');
   6
   7 test('callBound', function (t) {
   8         // static primitive
   9         t.equal(callBound('Array.length'), Array.length, 'Array.length yields itself');
  10         t.equal(callBound('%Array.length%'), Array.length, '%Array.length% yields itself');
  11
  12         // static non-function object
  13         t.equal(callBound('Array.prototype'), Array.prototype, 'Array.prototype yields itself');
  14         t.equal(callBound('%Array.prototype%'), Array.prototype, '%Array.prototype% yields itself');
  15         t.equal(callBound('Array.constructor'), Array.constructor, 'Array.constructor yields itself');
  16         t.equal(callBound('%Array.constructor%'), Array.constructor, '%Array.constructor% yields itself');
  17
  18         // static function
  19         t.equal(callBound('Date.parse'), Date.parse, 'Date.parse yields itself');
  20         t.equal(callBound('%Date.parse%'), Date.parse, '%Date.parse% yields itself');
  21
  22         // prototype primitive
  23         t.equal(callBound('Error.prototype.message'), Error.prototype.message, 'Error.prototype.message yields itself');
  24         t.equal(callBound('%Error.prototype.message%'), Error.prototype.message, '%Error.prototype.message% yields itself');
  25
  26         // prototype function
  27         t.notEqual(callBound('Object.prototype.toString'), Object.prototype.toString, 'Object.prototype.toString does not yield itself');
  28         t.notEqual(callBound('%Object.prototype.toString%'), Object.prototype.toString, '%Object.prototype.toString% does not yield itself');
  29         t.equal(callBound('Object.prototype.toString')(true), Object.prototype.toString.call(true), 'call-bound Object.prototype.toString calls into the original');
  30         t.equal(callBound('%Object.prototype.toString%')(true), Object.prototype.toString.call(true), 'call-bound %Object.prototype.toString% calls into the original');
  31
  32         t['throws'](
  33                 function () { callBound('does not exist'); },
  34                 SyntaxError,
  35                 'nonexistent intrinsic throws'
  36         );
  37         t['throws'](
  38                 function () { callBound('does not exist', true); },
  39                 SyntaxError,
  40                 'allowMissing arg still throws for unknown intrinsic'
  41         );
  42
  43         /* globals WeakRef: false */
  44         t.test('real but absent intrinsic', { skip: typeof WeakRef !== 'undefined' }, function (st) {
  45                 st['throws'](
  46                         function () { callBound('WeakRef'); },
  47                         TypeError,
  48                         'real but absent intrinsic throws'
  49                 );
  50                 st.equal(callBound('WeakRef', true), undefined, 'allowMissing arg avoids exception');
  51                 st.end();
  52         });
  53
  54         t.end();
  55 });