@studiolabs/strong-remoting/test/rest-coercion/jsonform-number.suite.js

StrongLoop Remoting Module

// Copyright IBM Corp. 2014,2016. All Rights Reserved.
// Node module: strong-remoting
// This file is licensed under the Artistic License 2.0.
// License text available at https://opensource.org/licenses/Artistic-2.0

'use strict';

var jsonFormContext = require('./_jsonform.context');

module.exports = function(ctx) {
  ctx = jsonFormContext(ctx);
  var EMPTY_BODY = ctx.EMPTY_BODY;
  var ERROR_BAD_REQUEST = ctx.ERROR_BAD_REQUEST;
  var verifyTestCases = ctx.verifyTestCases;

  describe('json form - number - required', function() {
    // See verifyTestCases' jsdoc for details about the format of test cases.
    verifyTestCases({arg: 'arg', type: 'number', required: true}, [
      // Valid values
      [{arg: 0}, 0],
      [{arg: 1}, 1],
      [{arg: -1}, -1],

      // Empty values should trigger ERROR_BAD_REQUEST
      [EMPTY_BODY, ERROR_BAD_REQUEST],
      [{arg: null}, ERROR_BAD_REQUEST],
      [{arg: ''}, ERROR_BAD_REQUEST],
    ]);
  });

  describe('json form - number - optional', function() {
    // See verifyTestCases' jsdoc for details about the format of test cases.
    verifyTestCases({arg: 'arg', type: 'number'}, [
      // Empty values
      [EMPTY_BODY, undefined],

      // Valid values
      [{arg: 0}, 0],
      [{arg: 1}, 1],
      [{arg: -1}, -1],
      [{arg: 1.2}, 1.2],
      [{arg: -1.2}, -1.2],

      // Numbers larger than MAX_SAFE_INTEGER get trimmed
      [{arg: 2343546576878989879789}, 2.34354657687899e+21],
      [{arg: -2343546576878989879789}, -2.34354657687899e+21],

      // Scientific notation works
      [{arg: 1.234e+30}, 1.234e+30],
      [{arg: -1.234e+30}, -1.234e+30],

      // Number-like string values should trigger ERROR_BAD_REQUEST
      [{arg: '0'}, ERROR_BAD_REQUEST],
      [{arg: '1'}, ERROR_BAD_REQUEST],
      [{arg: '-1'}, ERROR_BAD_REQUEST],
      [{arg: '1.2'}, ERROR_BAD_REQUEST],
      [{arg: '-1.2'}, ERROR_BAD_REQUEST],
      [{arg: '2343546576878989879789'}, ERROR_BAD_REQUEST],
      [{arg: '-2343546576878989879789'}, ERROR_BAD_REQUEST],
      [{arg: '1.234e+30'}, ERROR_BAD_REQUEST],
      [{arg: '-1.234e+30'}, ERROR_BAD_REQUEST],

      // All other non-number values should trigger ERROR_BAD_REQUEST
      [{arg: null}, ERROR_BAD_REQUEST],
      [{arg: ''}, ERROR_BAD_REQUEST],
      [{arg: false}, ERROR_BAD_REQUEST],
      [{arg: 'false'}, ERROR_BAD_REQUEST],
      [{arg: true}, ERROR_BAD_REQUEST],
      [{arg: 'true'}, ERROR_BAD_REQUEST],
      [{arg: 'text'}, ERROR_BAD_REQUEST],
      [{arg: []}, ERROR_BAD_REQUEST],
      [{arg: [1, 2]}, ERROR_BAD_REQUEST],
      [{arg: {}}, ERROR_BAD_REQUEST],
      [{arg: {a: true}}, ERROR_BAD_REQUEST],
    ]);
  });
};