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679 lines
22 KiB
679 lines
22 KiB
var jsdom_global = require('jsdom-global');
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var assert = require('assert');
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var util = require('../lib/util');
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var moment = require('../lib//module/moment');
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var ASPDateRegex = /^\/?Date\((\-?\d+)/i;
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describe('util', function () {
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/**
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* Tests for copy and extend methods.
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*
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* Goal: to cover all possible paths within the tested method(s)
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*
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*
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* **NOTES**
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*
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* - All these methods have the inherent flaw that it's possible to define properties
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* on an object with value 'undefined'. e.g. in `node`:
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*
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* > a = { b:undefined }
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* > a.hasOwnProperty('b')
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* true
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*
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* The logic for handling this in the code is minimal and accidental. For the time being,
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* this flaw is ignored.
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*/
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describe('extend routines', function () {
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/**
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* Check if values have been copied over from b to a as intended
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*/
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function checkExtended(a, b, checkCopyTarget = false) {
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var result = {
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color: 'green',
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sub: {
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enabled: false,
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sub2: {
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font: 'awesome'
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}
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}
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};
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assert(a.color !== undefined && a.color === result.color);
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assert(a.notInSource === true);
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if (checkCopyTarget) {
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assert(a.notInTarget === true);
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} else {
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assert(a.notInTarget === undefined);
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}
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var sub = a.sub;
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assert(sub !== undefined);
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assert(sub.enabled !== undefined && sub.enabled === result.sub.enabled);
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assert(sub.notInSource === true);
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if (checkCopyTarget) {
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assert(sub.notInTarget === true);
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} else {
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assert(sub.notInTarget === undefined);
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}
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sub = a.sub.sub2;
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assert(sub !== undefined);
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assert(sub !== undefined && sub.font !== undefined && sub.font === result.sub.sub2.font);
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assert(sub.notInSource === true);
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assert(a.subNotInSource !== undefined);
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if (checkCopyTarget) {
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assert(a.subNotInTarget.enabled === true);
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assert(sub.notInTarget === true);
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} else {
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assert(a.subNotInTarget === undefined);
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assert(sub.notInTarget === undefined);
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}
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}
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/**
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* Spot check on values of a unchanged as intended
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*/
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function testAUnchanged(a) {
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var sub = a.sub;
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assert(sub !== undefined);
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assert(sub.enabled !== undefined && sub.enabled === true);
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assert(sub.notInSource === true);
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assert(sub.notInTarget === undefined);
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assert(sub.deleteThis === true);
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sub = a.sub.sub2;
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assert(sub !== undefined);
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assert(sub !== undefined && sub.font !== undefined && sub.font === 'arial');
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assert(sub.notInSource === true);
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assert(sub.notInTarget === undefined);
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assert(a.subNotInSource !== undefined);
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assert(a.subNotInTarget === undefined);
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}
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function initA() {
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return {
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color: 'red',
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notInSource: true,
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sub: {
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enabled: true,
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notInSource: true,
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sub2: {
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font: 'arial',
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notInSource: true,
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},
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deleteThis: true,
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},
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subNotInSource: {
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enabled: true,
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},
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deleteThis: true,
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subDeleteThis: {
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enabled: true,
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},
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};
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}
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beforeEach(function() {
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this.a = initA();
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this.b = {
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color: 'green',
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notInTarget: true,
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sub: {
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enabled: false,
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notInTarget: true,
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sub2: {
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font: 'awesome',
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notInTarget: true,
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},
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deleteThis: null,
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},
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subNotInTarget: {
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enabled: true,
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},
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deleteThis: null,
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subDeleteThis: null
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};
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});
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it('performs fillIfDefined() as advertized', function () {
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var a = this.a;
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var b = this.b;
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util.fillIfDefined(a, b);
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checkExtended(a, b);
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// NOTE: if allowDeletion === false, null values are copied over!
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// This is due to existing logic; it might not be the intention and hence a bug
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assert(a.sub.deleteThis === null);
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assert(a.deleteThis === null);
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assert(a.subDeleteThis === null);
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});
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it('performs fillIfDefined() as advertized with deletion', function () {
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var a = this.a;
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var b = this.b;
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util.fillIfDefined(a, b, true); // thrid param: allowDeletion
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checkExtended(a, b);
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// Following should be removed now
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assert(a.sub.deleteThis === undefined);
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assert(a.deleteThis === undefined);
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assert(a.subDeleteThis === undefined);
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});
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it('performs selectiveDeepExtend() as advertized', function () {
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var a = this.a;
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var b = this.b;
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// pedantic: copy nothing
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util.selectiveDeepExtend([], a, b);
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assert(a.color !== undefined && a.color === 'red');
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assert(a.notInSource === true);
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assert(a.notInTarget === undefined);
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// pedantic: copy nonexistent property (nothing happens)
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assert(b.iDontExist === undefined);
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util.selectiveDeepExtend(['iDontExist'], a, b, true);
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assert(a.iDontExist === undefined);
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// At this point nothing should have changed yet.
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testAUnchanged(a);
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// Copy one property
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util.selectiveDeepExtend(['color'], a, b);
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assert(a.color !== undefined && a.color === 'green');
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// Copy property Object
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var sub = a.sub;
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assert(sub.deleteThis === true); // pre
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util.selectiveDeepExtend(['sub'], a, b);
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assert(sub !== undefined);
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assert(sub.enabled !== undefined && sub.enabled === false);
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assert(sub.notInSource === true);
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assert(sub.notInTarget === true);
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assert(sub.deleteThis === null);
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// Copy new Objects
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assert(a.notInTarget === undefined); // pre
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assert(a.subNotInTarget === undefined); // pre
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util.selectiveDeepExtend(['notInTarget', 'subNotInTarget'], a, b);
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assert(a.notInTarget === true);
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assert(a.subNotInTarget.enabled === true);
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// Copy null objects
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assert(a.deleteThis !== null); // pre
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assert(a.subDeleteThis !== null); // pre
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util.selectiveDeepExtend(['deleteThis', 'subDeleteThis'], a, b);
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// NOTE: if allowDeletion === false, null values are copied over!
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// This is due to existing logic; it might not be the intention and hence a bug
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assert(a.deleteThis === null);
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assert(a.subDeleteThis === null);
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});
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it('performs selectiveDeepExtend() as advertized with deletion', function () {
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var a = this.a;
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var b = this.b;
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// Only test expected differences here with test allowDeletion === false
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// Copy object property with properties to be deleted
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var sub = a.sub;
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assert(sub.deleteThis === true); // pre
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util.selectiveDeepExtend(['sub'], a, b, true);
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assert(sub.deleteThis === undefined); // should be deleted
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// Spot check on rest of properties in `a.sub` - there should have been copied
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sub = a.sub;
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assert(sub !== undefined);
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assert(sub.enabled !== undefined && sub.enabled === false);
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assert(sub.notInSource === true);
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assert(sub.notInTarget === true);
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// Copy null objects
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assert(a.deleteThis === true); // pre
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assert(a.subDeleteThis !== undefined); // pre
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assert(a.subDeleteThis.enabled === true); // pre
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util.selectiveDeepExtend(['deleteThis', 'subDeleteThis'], a, b, true);
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assert(a.deleteThis === undefined); // should be deleted
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assert(a.subDeleteThis === undefined); // should be deleted
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});
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it('performs selectiveNotDeepExtend() as advertized', function () {
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var a = this.a;
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var b = this.b;
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// Exclude all properties, nothing copied
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util.selectiveNotDeepExtend(Object.keys(b), a, b);
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testAUnchanged(a);
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// Exclude nothing, everything copied
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util.selectiveNotDeepExtend([], a, b);
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checkExtended(a, b, true);
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// Exclude some
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a = initA();
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assert(a.notInTarget === undefined); // pre
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assert(a.subNotInTarget === undefined); // pre
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util.selectiveNotDeepExtend(['notInTarget', 'subNotInTarget'], a, b);
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assert(a.notInTarget === undefined); // not copied
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assert(a.subNotInTarget === undefined); // not copied
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assert(a.sub.notInTarget === true); // copied!
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});
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it('performs selectiveNotDeepExtend() as advertized with deletion', function () {
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var a = this.a;
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var b = this.b;
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// Exclude all properties, nothing copied
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util.selectiveNotDeepExtend(Object.keys(b), a, b, true);
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testAUnchanged(a);
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// Exclude nothing, everything copied and some deleted
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util.selectiveNotDeepExtend([], a, b, true);
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checkExtended(a, b, true);
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// Exclude some
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a = initA();
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assert(a.notInTarget === undefined); // pre
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assert(a.subNotInTarget === undefined); // pre
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assert(a.deleteThis === true); // pre
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assert(a.subDeleteThis !== undefined); // pre
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assert(a.sub.deleteThis === true); // pre
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assert(a.subDeleteThis.enabled === true); // pre
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util.selectiveNotDeepExtend(['notInTarget', 'subNotInTarget'], a, b, true);
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assert(a.deleteThis === undefined); // should be deleted
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assert(a.sub.deleteThis !== undefined); // not deleted! Original logic, could be a bug
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assert(a.subDeleteThis === undefined); // should be deleted
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// Spot check: following should be same as allowDeletion === false
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assert(a.notInTarget === undefined); // not copied
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assert(a.subNotInTarget === undefined); // not copied
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assert(a.sub.notInTarget === true); // copied!
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});
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/**
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* NOTE: parameter `protoExtend` not tested here!
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*/
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it('performs deepExtend() as advertized', function () {
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var a = this.a;
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var b = this.b;
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util.deepExtend(a, b);
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checkExtended(a, b, true);
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});
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/**
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* NOTE: parameter `protoExtend` not tested here!
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*/
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it('performs deepExtend() as advertized with delete', function () {
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var a = this.a;
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var b = this.b;
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// Copy null objects
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assert(a.deleteThis === true); // pre
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assert(a.subDeleteThis !== undefined); // pre
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assert(a.subDeleteThis.enabled === true); // pre
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util.deepExtend(a, b, false, true);
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checkExtended(a, b, true); // Normal copy should be good
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assert(a.deleteThis === undefined); // should be deleted
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assert(a.subDeleteThis === undefined); // should be deleted
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assert(a.sub.deleteThis !== undefined); // not deleted!!! Original logic, could be a bug
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});
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}); // extend routines
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//
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// The important thing with mergeOptions() is that 'enabled' is always set in target option.
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//
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describe('mergeOptions', function () {
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it('handles good input without global options', function () {
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var options = {
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someValue: "silly value",
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aBoolOption: false,
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anObject: {
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answer:42
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},
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anotherObject: {
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enabled: false,
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},
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merge: null
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};
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// Case with empty target
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var mergeTarget = {};
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util.mergeOptions(mergeTarget, options, 'someValue');
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assert(mergeTarget.someValue === undefined, 'Non-object option should not be copied');
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assert(mergeTarget.anObject === undefined);
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util.mergeOptions(mergeTarget, options, 'aBoolOption');
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assert(mergeTarget.aBoolOption !== undefined, 'option aBoolOption should now be an object');
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assert(mergeTarget.aBoolOption.enabled === false, 'enabled value option aBoolOption should have been copied into object');
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util.mergeOptions(mergeTarget, options, 'anObject');
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assert(mergeTarget.anObject !== undefined, 'Option object is not copied');
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assert(mergeTarget.anObject.answer === 42);
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assert(mergeTarget.anObject.enabled === true);
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util.mergeOptions(mergeTarget, options, 'anotherObject');
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assert(mergeTarget.anotherObject.enabled === false, 'enabled value from options must have priority');
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util.mergeOptions(mergeTarget, options, 'merge');
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assert(mergeTarget.merge === undefined, 'Explicit null option should not be copied, there is no global option for it');
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// Case with non-empty target
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mergeTarget = {
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someValue: false,
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aBoolOption: true,
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anObject: {
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answer: 49
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},
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anotherObject: {
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enabled: true,
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},
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merge: 'hello'
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};
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util.mergeOptions(mergeTarget, options, 'someValue');
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assert(mergeTarget.someValue === false, 'Non-object option should not be copied');
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assert(mergeTarget.anObject.answer === 49, 'Sibling option should not be changed');
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util.mergeOptions(mergeTarget, options, 'aBoolOption');
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assert(mergeTarget.aBoolOption !== true, 'option enabled should have been overwritten');
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assert(mergeTarget.aBoolOption.enabled === false, 'enabled value option aBoolOption should have been copied into object');
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util.mergeOptions(mergeTarget, options, 'anObject');
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assert(mergeTarget.anObject.answer === 42);
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assert(mergeTarget.anObject.enabled === true);
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util.mergeOptions(mergeTarget, options, 'anotherObject');
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assert(mergeTarget.anotherObject !== undefined, 'Option object is not copied');
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assert(mergeTarget.anotherObject.enabled === false, 'enabled value from options must have priority');
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util.mergeOptions(mergeTarget, options, 'merge');
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assert(mergeTarget.merge === 'hello', 'Explicit null-option should not be copied, already present in target');
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});
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it('gracefully handles bad input', function () {
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var mergeTarget = {};
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var options = {
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merge: null
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};
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var errMsg = 'Non-object parameters should not be accepted';
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assert.throws(() => util.mergeOptions(null, options, 'anything'), Error, errMsg);
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assert.throws(() => util.mergeOptions(undefined, options, 'anything'), Error, errMsg);
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assert.throws(() => util.mergeOptions(42, options, 'anything'), Error, errMsg);
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assert.throws(() => util.mergeOptions(mergeTarget, null, 'anything'), Error, errMsg);
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assert.throws(() => util.mergeOptions(mergeTarget, undefined, 'anything'), Error, errMsg);
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assert.throws(() => util.mergeOptions(mergeTarget, 42, 'anything'), Error, errMsg);
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assert.throws(() => util.mergeOptions(mergeTarget, options, null), Error, errMsg);
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assert.throws(() => util.mergeOptions(mergeTarget, options, undefined), Error, errMsg);
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assert.throws(() => util.mergeOptions(mergeTarget, options, 'anything', null), Error, errMsg);
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assert.throws(() => util.mergeOptions(mergeTarget, options, 'anything', 'not an object'), Error, errMsg);
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util.mergeOptions(mergeTarget, options, 'iDontExist');
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assert(mergeTarget.iDontExist === undefined);
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});
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it('handles good input with global options', function () {
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var mergeTarget = {
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};
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var options = {
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merge: null,
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missingEnabled: {
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answer: 42
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},
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alsoMissingEnabled: { // has no enabled in globals
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answer: 42
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}
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};
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var globalOptions = {
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merge: {
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enabled: false
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},
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missingEnabled: {
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enabled: false
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}
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};
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util.mergeOptions(mergeTarget, options, 'merge', globalOptions);
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assert(mergeTarget.merge.enabled === false, "null-option should create an empty target object");
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util.mergeOptions(mergeTarget, options, 'missingEnabled', globalOptions);
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assert(mergeTarget.missingEnabled.enabled === false);
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util.mergeOptions(mergeTarget, options, 'alsoMissingEnabled', globalOptions);
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assert(mergeTarget.alsoMissingEnabled.enabled === true);
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});
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}); // mergeOptions
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describe('recursiveDOMDelete', function () {
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beforeEach(function() {
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this.jsdom_global = jsdom_global();
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});
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afterEach(function() {
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this.jsdom_global();
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});
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it('removes children', function () {
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var root = document.createElement("div");
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// Create children for root
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var parent = document.createElement("div");
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var parentSibiling = document.createElement("div");
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// Attach parents to root
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root.appendChild(parent);
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root.appendChild(parentSibiling);
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// Create children for the respective parents
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var child = document.createElement("div");
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var childSibling = document.createElement("div");
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// Attach children to parents
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parent.appendChild(child);
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parentSibiling.appendChild(childSibling);
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util.recursiveDOMDelete(root);
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assert.equal(root.children.length, 0);
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assert.equal(parent.children.length, 0);
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assert.equal(parentSibiling.children.length, 0);
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assert.equal(child.children.length, 0);
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assert.equal(childSibling.children.length, 0);
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});
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});
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describe('isDate', function () {
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it('identifies a Date', function () {
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assert(util.isDate(new Date()));
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});
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it('identifies an ASPDate as String', function () {
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assert(util.isDate('Date(1198908717056)'));
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});
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it('identifies a date string', function () {
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assert(util.isDate('1995-01-01'));
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});
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it('identifies a date string', function () {
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assert.equal(util.isDate(''), false);
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});
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});
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describe('convert', function () {
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it('handles null', function () {
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assert.equal(util.convert(null), null);
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});
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it('handles undefined', function () {
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assert.equal(util.convert(undefined), undefined);
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});
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it('undefined type returns original object', function () {
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assert.deepEqual(util.convert({}), {});
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});
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it('non-string type throws', function () {
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assert.throws(function () {util.convert({}, {});}, Error, null);
|
|
});
|
|
|
|
it('converts to boolean', function () {
|
|
assert(util.convert({}, 'boolean'));
|
|
});
|
|
|
|
it('converts to number', function () {
|
|
assert.equal(typeof util.convert('1198908717056', 'number'), "number");
|
|
});
|
|
|
|
it('converts to String', function () {
|
|
assert.equal(typeof util.convert({}, 'string'), "string");
|
|
});
|
|
|
|
it('converts to Date from Number', function () {
|
|
assert(util.convert(1198908717056, 'Date') instanceof Date);
|
|
});
|
|
|
|
it('converts to Date from String', function () {
|
|
assert(util.convert('1198908717056', 'Date') instanceof Date);
|
|
});
|
|
|
|
it('converts to Date from Moment', function () {
|
|
assert(util.convert(new moment(), 'Date') instanceof Date);
|
|
});
|
|
|
|
it('throws when converting unknown object to Date', function () {
|
|
assert.throws(function () {util.convert({}, 'Date');}, Error, null);
|
|
});
|
|
|
|
xit('converts to Moment from Numbern - Throws a deprecation warning', function () {
|
|
assert(util.convert(1198908717056, 'Moment') instanceof moment);
|
|
});
|
|
|
|
it('converts to Moment from String', function () {
|
|
assert(util.convert('1198908717056', 'Moment') instanceof moment);
|
|
});
|
|
|
|
it('converts to Moment from Date', function () {
|
|
assert(util.convert(new Date(), 'Moment') instanceof moment);
|
|
});
|
|
|
|
it('converts to Moment from Moment', function () {
|
|
assert(util.convert(new moment(), 'Moment') instanceof moment);
|
|
});
|
|
|
|
it('throws when converting unknown object to Moment', function () {
|
|
assert.throws(function () {util.convert({}, 'Moment');}, Error, null);
|
|
});
|
|
|
|
it('converts to ISODate from Number', function () {
|
|
assert(util.convert(1198908717056, 'ISODate') instanceof Date);
|
|
});
|
|
|
|
it('converts to ISODate from String', function () {
|
|
assert.equal(typeof util.convert('1995-01-01', 'ISODate'), 'string');
|
|
});
|
|
|
|
it('converts to ISODate from Date - Throws a deprecation warning', function () {
|
|
assert.equal(typeof util.convert(new Date(), 'ISODate'), 'string');
|
|
});
|
|
|
|
it('converts to ISODate from Moment', function () {
|
|
assert.equal(typeof util.convert(new moment(), 'ISODate'), 'string');
|
|
});
|
|
|
|
it('throws when converting unknown object to ISODate', function () {
|
|
assert.throws(function () {util.convert({}, 'ISODate');}, Error, null);
|
|
});
|
|
|
|
it('converts to ASPDate from Number', function () {
|
|
assert(ASPDateRegex.test(util.convert(1198908717056, 'ASPDate')));
|
|
});
|
|
|
|
it('converts to ASPDate from String', function () {
|
|
assert(ASPDateRegex.test(util.convert('1995-01-01', 'ASPDate')));
|
|
});
|
|
|
|
it('converts to ASPDate from Date', function () {
|
|
assert(ASPDateRegex.test(util.convert(new Date(), 'ASPDate')));
|
|
});
|
|
|
|
it('converts to ASPDate from ASPDate', function () {
|
|
assert(ASPDateRegex.test(util.convert('/Date(12344444)/', 'ASPDate')));
|
|
});
|
|
|
|
xit('converts to ASPDate from Moment - skipped, because it fails', function () {
|
|
assert(ASPDateRegex.test(util.convert(new moment(), 'ASPDate')));
|
|
});
|
|
|
|
it('throws when converting unknown object to ASPDate', function () {
|
|
assert.throws(function () {util.convert({}, 'ASPDate');}, Error, null);
|
|
});
|
|
|
|
it('throws when converting unknown type', function () {
|
|
assert.throws(function () {util.convert({}, 'UnknownType');}, Error, null);
|
|
});
|
|
});
|
|
describe('getType', function () {
|
|
it('of object null is null', function () {
|
|
assert.equal(util.getType(null), 'null');
|
|
});
|
|
it('of object Boolean is Boolean', function () {
|
|
function Tester () {}
|
|
Tester.prototype = Object.create(Boolean.prototype);
|
|
assert.equal(util.getType(new Tester('true')), 'Boolean');
|
|
});
|
|
it('of object Number is Number', function () {
|
|
function Tester () {}
|
|
Tester.prototype = Object.create(Number.prototype);
|
|
assert.equal(util.getType(new Tester(1)), 'Number');
|
|
});
|
|
it('of object String is String', function () {
|
|
function Tester () {}
|
|
Tester.prototype = Object.create(String.prototype);
|
|
assert.equal(util.getType(new Tester('stringy!')), 'String');
|
|
});
|
|
it('of object Array is Array', function () {
|
|
assert.equal(util.getType(new Array([])), 'Array');
|
|
});
|
|
it('of object Date is Date', function () {
|
|
assert.equal(util.getType(new Date()), 'Date');
|
|
});
|
|
it('of object any other type is Object', function () {
|
|
assert.equal(util.getType({}), 'Object');
|
|
});
|
|
it('of number is Number', function () {
|
|
assert.equal(util.getType(1), 'Number');
|
|
});
|
|
it('of boolean is Boolean', function () {
|
|
assert.equal(util.getType(true), 'Boolean');
|
|
});
|
|
it('of string is String', function () {
|
|
assert.equal(util.getType('string'), 'String');
|
|
});
|
|
it('of undefined is undefined', function () {
|
|
assert.equal(util.getType(), 'undefined');
|
|
});
|
|
});
|
|
});
|