assertRecord.js

'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();
  });
};