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node_modules/es-abstract/test/helpers/assertRecord.js 1.7 KB
2a09d1a4   liuqimichale   添加宜春 天水 宣化
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  'use strict';
  
  var forEach = require('foreach');
  var debug = require('object-inspect');
  
  var assertRecord = require('../../helpers/assertRecord');
  var v = require('./values');
  
  module.exports = function assertRecordTests(ES, test) {
    test('Property Descriptor', function (t) {
      var record = 'Property Descriptor';
  
      forEach(v.nonUndefinedPrimitives, function (primitive) {
        t['throws'](
          function () { assertRecord(ES, record, 'arg', primitive); },
          TypeError,
          debug(primitive) + ' is not a Property Descriptor'
        );
      });
  
      t['throws'](
        function () { assertRecord(ES, record, 'arg', { invalid: true }); },
        TypeError,
        'invalid keys not allowed on a Property Descriptor'
      );
  
      t.doesNotThrow(
        function () { assertRecord(ES, record, 'arg', {}); },
        'empty object is an incomplete Property Descriptor'
      );
  
      t.doesNotThrow(
        function () { assertRecord(ES, record, 'arg', v.accessorDescriptor()); },
        'accessor descriptor is a Property Descriptor'
      );
  
      t.doesNotThrow(
        function () { assertRecord(ES, record, 'arg', v.mutatorDescriptor()); },
        'mutator descriptor is a Property Descriptor'
      );
  
      t.doesNotThrow(
        function () { assertRecord(ES, record, 'arg', v.dataDescriptor()); },
        'data descriptor is a Property Descriptor'
      );
  
      t.doesNotThrow(
        function () { assertRecord(ES, record, 'arg', v.genericDescriptor()); },
        'generic descriptor is a Property Descriptor'
      );
  
      t['throws'](
        function () { assertRecord(ES, record, 'arg', v.bothDescriptor()); },
        TypeError,
        'a Property Descriptor can not be both a Data and an Accessor Descriptor'
      );
  
      t.end();
    });
  };