582 lines
18 KiB
JavaScript
582 lines
18 KiB
JavaScript
import DropDown from '~/droplab/drop_down';
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import utils from '~/droplab/utils';
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import { SELECTED_CLASS, IGNORE_CLASS } from '~/droplab/constants';
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describe('DropDown', function () {
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describe('class constructor', function () {
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beforeEach(function () {
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spyOn(DropDown.prototype, 'getItems');
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spyOn(DropDown.prototype, 'initTemplateString');
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spyOn(DropDown.prototype, 'addEvents');
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this.list = { innerHTML: 'innerHTML' };
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this.dropdown = new DropDown(this.list);
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});
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it('sets the .hidden property to true', function () {
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expect(this.dropdown.hidden).toBe(true);
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});
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it('sets the .list property', function () {
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expect(this.dropdown.list).toBe(this.list);
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});
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it('calls .getItems', function () {
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expect(DropDown.prototype.getItems).toHaveBeenCalled();
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});
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it('calls .initTemplateString', function () {
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expect(DropDown.prototype.initTemplateString).toHaveBeenCalled();
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});
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it('calls .addEvents', function () {
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expect(DropDown.prototype.addEvents).toHaveBeenCalled();
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});
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it('sets the .initialState property to the .list.innerHTML', function () {
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expect(this.dropdown.initialState).toBe(this.list.innerHTML);
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});
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describe('if the list argument is a string', function () {
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beforeEach(function () {
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this.element = {};
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this.selector = '.selector';
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spyOn(Document.prototype, 'querySelector').and.returnValue(this.element);
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this.dropdown = new DropDown(this.selector);
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});
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it('calls .querySelector with the selector string', function () {
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expect(Document.prototype.querySelector).toHaveBeenCalledWith(this.selector);
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});
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it('sets the .list property element', function () {
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expect(this.dropdown.list).toBe(this.element);
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});
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});
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});
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describe('getItems', function () {
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beforeEach(function () {
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this.list = { querySelectorAll: () => {} };
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this.dropdown = { list: this.list };
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this.nodeList = [];
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spyOn(this.list, 'querySelectorAll').and.returnValue(this.nodeList);
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this.getItems = DropDown.prototype.getItems.call(this.dropdown);
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});
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it('calls .querySelectorAll with a list item query', function () {
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expect(this.list.querySelectorAll).toHaveBeenCalledWith('li');
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});
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it('sets the .items property to the returned list items', function () {
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expect(this.dropdown.items).toEqual(jasmine.any(Array));
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});
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it('returns the .items', function () {
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expect(this.getItems).toEqual(jasmine.any(Array));
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});
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});
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describe('initTemplateString', function () {
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beforeEach(function () {
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this.items = [{ outerHTML: '<a></a>' }, { outerHTML: '<img>' }];
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this.dropdown = { items: this.items };
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DropDown.prototype.initTemplateString.call(this.dropdown);
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});
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it('should set .templateString to the last items .outerHTML', function () {
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expect(this.dropdown.templateString).toBe(this.items[1].outerHTML);
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});
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it('should not set .templateString to a non-last items .outerHTML', function () {
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expect(this.dropdown.templateString).not.toBe(this.items[0].outerHTML);
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});
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describe('if .items is not set', function () {
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beforeEach(function () {
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this.dropdown = { getItems: () => {} };
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spyOn(this.dropdown, 'getItems').and.returnValue([]);
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DropDown.prototype.initTemplateString.call(this.dropdown);
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});
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it('should call .getItems', function () {
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expect(this.dropdown.getItems).toHaveBeenCalled();
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});
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});
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describe('if items array is empty', function () {
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beforeEach(function () {
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this.dropdown = { items: [] };
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DropDown.prototype.initTemplateString.call(this.dropdown);
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});
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it('should set .templateString to an empty string', function () {
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expect(this.dropdown.templateString).toBe('');
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});
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});
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});
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describe('clickEvent', function () {
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beforeEach(function () {
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this.classList = jasmine.createSpyObj('classList', ['contains']);
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this.list = { dispatchEvent: () => {} };
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this.dropdown = { hide: () => {}, list: this.list, addSelectedClass: () => {} };
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this.event = { preventDefault: () => {}, target: { classList: this.classList } };
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this.customEvent = {};
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this.closestElement = {};
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spyOn(this.dropdown, 'hide');
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spyOn(this.dropdown, 'addSelectedClass');
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spyOn(this.list, 'dispatchEvent');
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spyOn(this.event, 'preventDefault');
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spyOn(window, 'CustomEvent').and.returnValue(this.customEvent);
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spyOn(utils, 'closest').and.returnValues(this.closestElement, undefined);
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this.classList.contains.and.returnValue(false);
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DropDown.prototype.clickEvent.call(this.dropdown, this.event);
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});
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it('should call utils.closest', function () {
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expect(utils.closest).toHaveBeenCalledWith(this.event.target, 'LI');
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});
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it('should call addSelectedClass', function () {
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expect(this.dropdown.addSelectedClass).toHaveBeenCalledWith(this.closestElement);
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});
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it('should call .preventDefault', function () {
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expect(this.event.preventDefault).toHaveBeenCalled();
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});
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it('should call .hide', function () {
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expect(this.dropdown.hide).toHaveBeenCalled();
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});
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it('should construct CustomEvent', function () {
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expect(window.CustomEvent).toHaveBeenCalledWith('click.dl', jasmine.any(Object));
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});
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it('should call .classList.contains checking for IGNORE_CLASS', function () {
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expect(this.classList.contains).toHaveBeenCalledWith(IGNORE_CLASS);
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});
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it('should call .dispatchEvent with the customEvent', function () {
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expect(this.list.dispatchEvent).toHaveBeenCalledWith(this.customEvent);
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});
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describe('if the target is a UL element', function () {
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beforeEach(function () {
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this.event = { preventDefault: () => {}, target: { tagName: 'UL', classList: this.classList } };
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spyOn(this.event, 'preventDefault');
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utils.closest.calls.reset();
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DropDown.prototype.clickEvent.call(this.dropdown, this.event);
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});
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it('should return immediately', function () {
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expect(utils.closest).not.toHaveBeenCalled();
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});
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});
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describe('if the target has the IGNORE_CLASS class', function () {
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beforeEach(function () {
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this.event = { preventDefault: () => {}, target: { tagName: 'LI', classList: this.classList } };
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spyOn(this.event, 'preventDefault');
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this.classList.contains.and.returnValue(true);
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utils.closest.calls.reset();
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DropDown.prototype.clickEvent.call(this.dropdown, this.event);
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});
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it('should return immediately', function () {
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expect(utils.closest).not.toHaveBeenCalled();
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});
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});
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describe('if no selected element exists', function () {
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beforeEach(function () {
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this.event.preventDefault.calls.reset();
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this.clickEvent = DropDown.prototype.clickEvent.call(this.dropdown, this.event);
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});
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it('should return undefined', function () {
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expect(this.clickEvent).toBe(undefined);
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});
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it('should return before .preventDefault is called', function () {
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expect(this.event.preventDefault).not.toHaveBeenCalled();
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});
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});
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});
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describe('addSelectedClass', function () {
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beforeEach(function () {
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this.items = Array(4).forEach((item, i) => {
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this.items[i] = { classList: { add: () => {} } };
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spyOn(this.items[i].classList, 'add');
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});
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this.selected = { classList: { add: () => {} } };
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this.dropdown = { removeSelectedClasses: () => {} };
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spyOn(this.dropdown, 'removeSelectedClasses');
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spyOn(this.selected.classList, 'add');
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DropDown.prototype.addSelectedClass.call(this.dropdown, this.selected);
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});
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it('should call .removeSelectedClasses', function () {
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expect(this.dropdown.removeSelectedClasses).toHaveBeenCalled();
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});
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it('should call .classList.add', function () {
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expect(this.selected.classList.add).toHaveBeenCalledWith(SELECTED_CLASS);
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});
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});
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describe('removeSelectedClasses', function () {
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beforeEach(function () {
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this.items = Array(4);
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this.items.forEach((item, i) => {
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this.items[i] = { classList: { add: () => {} } };
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spyOn(this.items[i].classList, 'add');
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});
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this.dropdown = { items: this.items };
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DropDown.prototype.removeSelectedClasses.call(this.dropdown);
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});
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it('should call .classList.remove for all items', function () {
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this.items.forEach((item, i) => {
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expect(this.items[i].classList.add).toHaveBeenCalledWith(SELECTED_CLASS);
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});
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});
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describe('if .items is not set', function () {
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beforeEach(function () {
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this.dropdown = { getItems: () => {} };
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spyOn(this.dropdown, 'getItems').and.returnValue([]);
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DropDown.prototype.removeSelectedClasses.call(this.dropdown);
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});
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it('should call .getItems', function () {
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expect(this.dropdown.getItems).toHaveBeenCalled();
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});
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});
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});
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describe('addEvents', function () {
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beforeEach(function () {
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this.list = { addEventListener: () => {} };
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this.dropdown = { list: this.list, clickEvent: () => {}, eventWrapper: {} };
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spyOn(this.list, 'addEventListener');
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DropDown.prototype.addEvents.call(this.dropdown);
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});
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it('should call .addEventListener', function () {
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expect(this.list.addEventListener).toHaveBeenCalledWith('click', jasmine.any(Function));
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});
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});
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describe('setData', function () {
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beforeEach(function () {
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this.dropdown = { render: () => {} };
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this.data = ['data'];
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spyOn(this.dropdown, 'render');
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DropDown.prototype.setData.call(this.dropdown, this.data);
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});
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it('should set .data', function () {
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expect(this.dropdown.data).toBe(this.data);
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});
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it('should call .render with the .data', function () {
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expect(this.dropdown.render).toHaveBeenCalledWith(this.data);
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});
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});
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describe('addData', function () {
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beforeEach(function () {
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this.dropdown = { render: () => {}, data: ['data1'] };
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this.data = ['data2'];
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spyOn(this.dropdown, 'render');
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spyOn(Array.prototype, 'concat').and.callThrough();
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DropDown.prototype.addData.call(this.dropdown, this.data);
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});
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it('should call .concat with data', function () {
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expect(Array.prototype.concat).toHaveBeenCalledWith(this.data);
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});
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it('should set .data with concatination', function () {
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expect(this.dropdown.data).toEqual(['data1', 'data2']);
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});
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it('should call .render with the .data', function () {
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expect(this.dropdown.render).toHaveBeenCalledWith(['data1', 'data2']);
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});
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describe('if .data is undefined', function () {
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beforeEach(function () {
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this.dropdown = { render: () => {}, data: undefined };
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this.data = ['data2'];
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spyOn(this.dropdown, 'render');
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DropDown.prototype.addData.call(this.dropdown, this.data);
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});
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it('should set .data with concatination', function () {
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expect(this.dropdown.data).toEqual(['data2']);
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});
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});
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});
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describe('render', function () {
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beforeEach(function () {
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this.list = { querySelector: () => {} };
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this.dropdown = { renderChildren: () => {}, list: this.list };
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this.renderableList = {};
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this.data = [0, 1];
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spyOn(this.dropdown, 'renderChildren').and.callFake(data => data);
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spyOn(this.list, 'querySelector').and.returnValue(this.renderableList);
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spyOn(this.data, 'map').and.callThrough();
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DropDown.prototype.render.call(this.dropdown, this.data);
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});
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it('should call .map', function () {
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expect(this.data.map).toHaveBeenCalledWith(jasmine.any(Function));
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});
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it('should call .renderChildren for each data item', function () {
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expect(this.dropdown.renderChildren.calls.count()).toBe(this.data.length);
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});
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it('sets the renderableList .innerHTML', function () {
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expect(this.renderableList.innerHTML).toBe('01');
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});
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describe('if no data argument is passed', function () {
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beforeEach(function () {
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this.data.map.calls.reset();
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this.dropdown.renderChildren.calls.reset();
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DropDown.prototype.render.call(this.dropdown, undefined);
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});
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it('should not call .map', function () {
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expect(this.data.map).not.toHaveBeenCalled();
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});
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it('should not call .renderChildren', function () {
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expect(this.dropdown.renderChildren).not.toHaveBeenCalled();
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});
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});
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describe('if no dynamic list is present', function () {
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beforeEach(function () {
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this.list = { querySelector: () => {} };
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this.dropdown = { renderChildren: () => {}, list: this.list };
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this.data = [0, 1];
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spyOn(this.dropdown, 'renderChildren').and.callFake(data => data);
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spyOn(this.list, 'querySelector');
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spyOn(this.data, 'map').and.callThrough();
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DropDown.prototype.render.call(this.dropdown, this.data);
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});
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it('sets the .list .innerHTML', function () {
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expect(this.list.innerHTML).toBe('01');
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});
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});
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});
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describe('renderChildren', function () {
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beforeEach(function () {
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this.templateString = 'templateString';
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this.dropdown = { templateString: this.templateString };
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this.data = { droplab_hidden: true };
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this.html = 'html';
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this.template = { firstChild: { outerHTML: 'outerHTML', style: {} } };
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spyOn(utils, 'template').and.returnValue(this.html);
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spyOn(document, 'createElement').and.returnValue(this.template);
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spyOn(DropDown, 'setImagesSrc');
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this.renderChildren = DropDown.prototype.renderChildren.call(this.dropdown, this.data);
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});
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it('should call utils.t with .templateString and data', function () {
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expect(utils.template).toHaveBeenCalledWith(this.templateString, this.data);
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});
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it('should call document.createElement', function () {
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expect(document.createElement).toHaveBeenCalledWith('div');
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});
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it('should set the templates .innerHTML to the HTML', function () {
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expect(this.template.innerHTML).toBe(this.html);
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});
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it('should call .setImagesSrc with the template', function () {
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expect(DropDown.setImagesSrc).toHaveBeenCalledWith(this.template);
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});
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it('should set the template display to none', function () {
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expect(this.template.firstChild.style.display).toBe('none');
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});
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it('should return the templates .firstChild.outerHTML', function () {
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expect(this.renderChildren).toBe(this.template.firstChild.outerHTML);
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});
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describe('if droplab_hidden is false', function () {
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beforeEach(function () {
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this.data = { droplab_hidden: false };
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this.renderChildren = DropDown.prototype.renderChildren.call(this.dropdown, this.data);
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});
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it('should set the template display to block', function () {
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expect(this.template.firstChild.style.display).toBe('block');
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});
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});
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});
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describe('setImagesSrc', function () {
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beforeEach(function () {
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this.template = { querySelectorAll: () => {} };
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spyOn(this.template, 'querySelectorAll').and.returnValue([]);
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DropDown.setImagesSrc(this.template);
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});
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it('should call .querySelectorAll', function () {
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expect(this.template.querySelectorAll).toHaveBeenCalledWith('img[data-src]');
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});
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});
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describe('show', function () {
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beforeEach(function () {
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this.list = { style: {} };
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this.dropdown = { list: this.list, hidden: true };
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DropDown.prototype.show.call(this.dropdown);
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});
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it('it should set .list display to block', function () {
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expect(this.list.style.display).toBe('block');
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});
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it('it should set .hidden to false', function () {
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expect(this.dropdown.hidden).toBe(false);
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});
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describe('if .hidden is false', function () {
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beforeEach(function () {
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this.list = { style: {} };
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this.dropdown = { list: this.list, hidden: false };
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this.show = DropDown.prototype.show.call(this.dropdown);
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});
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it('should return undefined', function () {
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expect(this.show).toEqual(undefined);
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});
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it('should not set .list display to block', function () {
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expect(this.list.style.display).not.toEqual('block');
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});
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});
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});
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describe('hide', function () {
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beforeEach(function () {
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this.list = { style: {} };
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this.dropdown = { list: this.list };
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DropDown.prototype.hide.call(this.dropdown);
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});
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it('it should set .list display to none', function () {
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expect(this.list.style.display).toBe('none');
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});
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it('it should set .hidden to true', function () {
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expect(this.dropdown.hidden).toBe(true);
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});
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});
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describe('toggle', function () {
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beforeEach(function () {
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this.hidden = true;
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this.dropdown = { hidden: this.hidden, show: () => {}, hide: () => {} };
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spyOn(this.dropdown, 'show');
|
|
spyOn(this.dropdown, 'hide');
|
|
|
|
DropDown.prototype.toggle.call(this.dropdown);
|
|
});
|
|
|
|
it('should call .show', function () {
|
|
expect(this.dropdown.show).toHaveBeenCalled();
|
|
});
|
|
|
|
describe('if .hidden is false', function () {
|
|
beforeEach(function () {
|
|
this.hidden = false;
|
|
this.dropdown = { hidden: this.hidden, show: () => {}, hide: () => {} };
|
|
|
|
spyOn(this.dropdown, 'show');
|
|
spyOn(this.dropdown, 'hide');
|
|
|
|
DropDown.prototype.toggle.call(this.dropdown);
|
|
});
|
|
|
|
it('should call .hide', function () {
|
|
expect(this.dropdown.hide).toHaveBeenCalled();
|
|
});
|
|
});
|
|
});
|
|
|
|
describe('destroy', function () {
|
|
beforeEach(function () {
|
|
this.list = { removeEventListener: () => {} };
|
|
this.eventWrapper = { clickEvent: 'clickEvent' };
|
|
this.dropdown = { list: this.list, hide: () => {}, eventWrapper: this.eventWrapper };
|
|
|
|
spyOn(this.list, 'removeEventListener');
|
|
spyOn(this.dropdown, 'hide');
|
|
|
|
DropDown.prototype.destroy.call(this.dropdown);
|
|
});
|
|
|
|
it('it should call .hide', function () {
|
|
expect(this.dropdown.hide).toHaveBeenCalled();
|
|
});
|
|
|
|
it('it should call .removeEventListener', function () {
|
|
expect(this.list.removeEventListener).toHaveBeenCalledWith('click', this.eventWrapper.clickEvent);
|
|
});
|
|
});
|
|
});
|