378 lines
12 KiB
JavaScript
378 lines
12 KiB
JavaScript
/* eslint-disable no-param-reassign */
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import $ from 'jquery';
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import mockProjects from 'test_fixtures_static/projects.json';
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import { loadHTMLFixture, resetHTMLFixture } from 'helpers/fixtures';
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import initDeprecatedJQueryDropdown from '~/deprecated_jquery_dropdown';
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import '~/lib/utils/common_utils';
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import { visitUrl } from '~/lib/utils/url_utility';
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jest.mock('~/lib/utils/url_utility', () => ({
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visitUrl: jest.fn().mockName('visitUrl'),
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}));
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describe('deprecatedJQueryDropdown', () => {
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const NON_SELECTABLE_CLASSES =
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'.divider, .separator, .dropdown-header, .dropdown-menu-empty-item';
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const SEARCH_INPUT_SELECTOR = '.dropdown-input-field';
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const ITEM_SELECTOR = `.dropdown-content li:not(${NON_SELECTABLE_CLASSES})`;
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const FOCUSED_ITEM_SELECTOR = `${ITEM_SELECTOR} a.is-focused`;
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const ARROW_KEYS = {
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DOWN: 40,
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UP: 38,
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ENTER: 13,
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ESC: 27,
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};
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let remoteCallback;
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const test = {};
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const navigateWithKeys = (direction, steps, cb, i) => {
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i = i || 0;
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if (!i) direction = direction.toUpperCase();
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$('body').trigger({
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type: 'keydown',
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which: ARROW_KEYS[direction],
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keyCode: ARROW_KEYS[direction],
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});
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i += 1;
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if (i <= steps) {
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navigateWithKeys(direction, steps, cb, i);
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} else {
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cb();
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}
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};
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const remoteMock = (data, term, callback) => {
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remoteCallback = callback.bind({}, data);
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};
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function initDropDown(hasRemote, isFilterable, extraOpts = {}) {
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const options = {
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selectable: true,
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filterable: isFilterable,
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data: hasRemote ? remoteMock.bind({}, test.projectsData) : test.projectsData,
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search: {
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fields: ['name'],
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},
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text: (project) => project.name_with_namespace || project.name,
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id: (project) => project.id,
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...extraOpts,
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};
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test.dropdownButtonElement = $('#js-project-dropdown', test.dropdownContainerElement);
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initDeprecatedJQueryDropdown(test.dropdownButtonElement, options);
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}
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beforeEach(() => {
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loadHTMLFixture('static/deprecated_jquery_dropdown.html');
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test.dropdownContainerElement = $('.dropdown.inline');
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test.$dropdownMenuElement = $('.dropdown-menu', test.dropdownContainerElement);
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test.projectsData = JSON.parse(JSON.stringify(mockProjects));
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});
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afterEach(() => {
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$('body').off('keydown');
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test.dropdownContainerElement.off('keyup');
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resetHTMLFixture();
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});
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it('should open on click', () => {
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initDropDown.call(this, false);
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expect(test.dropdownContainerElement).not.toHaveClass('show');
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test.dropdownButtonElement.click();
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expect(test.dropdownContainerElement).toHaveClass('show');
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});
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it('escapes HTML as text', () => {
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test.projectsData[0].name_with_namespace = '<script>alert("testing");</script>';
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initDropDown.call(this, false);
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test.dropdownButtonElement.click();
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expect($('.dropdown-content li:first-child').text()).toBe('<script>alert("testing");</script>');
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});
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it('should output HTML when highlighting', () => {
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test.projectsData[0].name_with_namespace = 'testing';
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$('.dropdown-input .dropdown-input-field').val('test');
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initDropDown.call(this, false, true, {
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highlight: true,
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});
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test.dropdownButtonElement.click();
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expect($('.dropdown-content li:first-child').text()).toBe('testing');
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expect($('.dropdown-content li:first-child a').html()).toBe(
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'<b>t</b><b>e</b><b>s</b><b>t</b>ing',
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);
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});
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describe('that is open', () => {
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beforeEach(() => {
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initDropDown.call(this, false, false);
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test.dropdownButtonElement.click();
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});
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it('should select a following item on DOWN keypress', () => {
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expect($(FOCUSED_ITEM_SELECTOR, test.$dropdownMenuElement).length).toBe(0);
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const randomIndex = Math.floor(Math.random() * (test.projectsData.length - 1)) + 0;
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navigateWithKeys('down', randomIndex, () => {
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expect($(FOCUSED_ITEM_SELECTOR, test.$dropdownMenuElement).length).toBe(1);
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expect($(`${ITEM_SELECTOR}:eq(${randomIndex}) a`, test.$dropdownMenuElement)).toHaveClass(
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'is-focused',
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);
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});
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});
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it('should select a previous item on UP keypress', () => {
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expect($(FOCUSED_ITEM_SELECTOR, test.$dropdownMenuElement).length).toBe(0);
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navigateWithKeys('down', test.projectsData.length - 1, () => {
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expect($(FOCUSED_ITEM_SELECTOR, test.$dropdownMenuElement).length).toBe(1);
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const randomIndex = Math.floor(Math.random() * (test.projectsData.length - 2)) + 0;
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navigateWithKeys('up', randomIndex, () => {
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expect($(FOCUSED_ITEM_SELECTOR, test.$dropdownMenuElement).length).toBe(1);
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expect(
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$(
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`${ITEM_SELECTOR}:eq(${test.projectsData.length - 2 - randomIndex}) a`,
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test.$dropdownMenuElement,
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),
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).toHaveClass('is-focused');
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});
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});
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});
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it('should click the selected item on ENTER keypress', () => {
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expect(test.dropdownContainerElement).toHaveClass('show');
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const randomIndex = Math.floor(Math.random() * (test.projectsData.length - 1)) + 0;
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navigateWithKeys('down', randomIndex, () => {
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navigateWithKeys('enter', null, () => {
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expect(test.dropdownContainerElement).not.toHaveClass('show');
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const link = $(`${ITEM_SELECTOR}:eq(${randomIndex}) a`, test.$dropdownMenuElement);
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expect(link).toHaveClass('is-active');
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const linkedLocation = link.attr('href');
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if (linkedLocation && linkedLocation !== '#') {
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expect(visitUrl).toHaveBeenCalledWith(linkedLocation);
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}
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});
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});
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});
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it('should close on ESC keypress', () => {
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expect(test.dropdownContainerElement).toHaveClass('show');
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test.dropdownContainerElement.trigger({
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type: 'keyup',
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which: ARROW_KEYS.ESC,
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keyCode: ARROW_KEYS.ESC,
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});
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expect(test.dropdownContainerElement).not.toHaveClass('show');
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});
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});
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describe('opened and waiting for a remote callback', () => {
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beforeEach(() => {
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initDropDown.call(this, true, true);
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test.dropdownButtonElement.click();
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});
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it('should show loading indicator while search results are being fetched by backend', () => {
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const dropdownMenu = document.querySelector('.dropdown-menu');
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expect(dropdownMenu.className.indexOf('is-loading')).not.toBe(-1);
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remoteCallback();
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expect(dropdownMenu.className.indexOf('is-loading')).toBe(-1);
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});
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it('should not focus search input while remote task is not complete', () => {
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expect($(document.activeElement)).not.toEqual($(SEARCH_INPUT_SELECTOR));
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remoteCallback();
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expect($(document.activeElement)).toEqual($(SEARCH_INPUT_SELECTOR));
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});
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it('should focus search input after remote task is complete', () => {
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remoteCallback();
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expect($(document.activeElement)).toEqual($(SEARCH_INPUT_SELECTOR));
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});
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it('should focus on input when opening for the second time after transition', () => {
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remoteCallback();
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test.dropdownContainerElement.trigger({
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type: 'keyup',
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which: ARROW_KEYS.ESC,
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keyCode: ARROW_KEYS.ESC,
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});
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test.dropdownButtonElement.click();
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test.dropdownContainerElement.trigger('transitionend');
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expect($(document.activeElement)).toEqual($(SEARCH_INPUT_SELECTOR));
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});
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});
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describe('input focus with array data', () => {
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it('should focus input when passing array data to drop down', () => {
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initDropDown.call(this, false, true);
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test.dropdownButtonElement.click();
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test.dropdownContainerElement.trigger('transitionend');
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expect($(document.activeElement)).toEqual($(SEARCH_INPUT_SELECTOR));
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});
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});
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it('should still have input value on close and restore', () => {
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const $searchInput = $(SEARCH_INPUT_SELECTOR);
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initDropDown.call(this, false, true);
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$searchInput.trigger('focus').val('g').trigger('input');
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expect($searchInput.val()).toEqual('g');
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test.dropdownButtonElement.trigger('hidden.bs.dropdown');
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$searchInput.trigger('blur').trigger('focus');
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expect($searchInput.val()).toEqual('g');
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});
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describe('renderItem', () => {
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function dropdownWithOptions(options) {
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const $dropdownDiv = $('<div />');
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initDeprecatedJQueryDropdown($dropdownDiv, options);
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return $dropdownDiv.data('deprecatedJQueryDropdown');
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}
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function basicDropdown() {
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return dropdownWithOptions({});
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}
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describe('without selected value', () => {
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let dropdown;
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beforeEach(() => {
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dropdown = basicDropdown();
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});
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it('marks items without ID as active', () => {
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const dummyData = {};
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const html = dropdown.renderItem(dummyData, null, null);
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const link = html.querySelector('a');
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expect(link).toHaveClass('is-active');
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});
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it('does not mark items with ID as active', () => {
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const dummyData = {
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id: 'ea',
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};
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const html = dropdown.renderItem(dummyData, null, null);
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const link = html.querySelector('a');
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expect(link).not.toHaveClass('is-active');
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});
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});
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it('should return an empty .separator li when when appropriate', () => {
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const dropdown = basicDropdown();
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const sep = { type: 'separator' };
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const li = dropdown.renderItem(sep);
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expect(li).toHaveClass('separator');
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expect(li.childNodes.length).toEqual(0);
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});
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it('should return an empty .divider li when when appropriate', () => {
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const dropdown = basicDropdown();
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const div = { type: 'divider' };
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const li = dropdown.renderItem(div);
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expect(li).toHaveClass('divider');
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expect(li.childNodes.length).toEqual(0);
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});
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it('should return a .dropdown-header li with the correct content when when appropriate', () => {
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const dropdown = basicDropdown();
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const text = 'My Header';
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const header = { type: 'header', content: text };
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const li = dropdown.renderItem(header);
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expect(li).toHaveClass('dropdown-header');
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expect(li.childNodes.length).toEqual(1);
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expect(li.textContent).toEqual(text);
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});
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describe('with a trackSuggestionsClickedLabel', () => {
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it('it includes data-track attributes', () => {
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const dropdown = dropdownWithOptions({
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trackSuggestionClickedLabel: 'some_value_for_label',
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});
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const item = {
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id: 'some-element-id',
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text: 'the link text',
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url: 'http://example.com',
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category: 'Suggestion category',
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};
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const li = dropdown.renderItem(item, null, 3);
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const link = li.querySelector('a');
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expect(link).toHaveAttr('data-track-action', 'click_text');
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expect(link).toHaveAttr('data-track-label', 'some_value_for_label');
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expect(link).toHaveAttr('data-track-value', '3');
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expect(link).toHaveAttr('data-track-property', 'suggestion-category');
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});
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it('it defaults property to no_category when category not provided', () => {
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const dropdown = dropdownWithOptions({
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trackSuggestionClickedLabel: 'some_value_for_label',
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});
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const item = {
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id: 'some-element-id',
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text: 'the link text',
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url: 'http://example.com',
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};
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const li = dropdown.renderItem(item);
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const link = li.querySelector('a');
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expect(link).toHaveAttr('data-track-property', 'no-category');
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});
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});
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});
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it('should keep selected item after selecting a second time', () => {
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const options = {
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isSelectable(item, $el) {
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return !$el.hasClass('is-active');
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},
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toggleLabel(item) {
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return item && item.id;
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},
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};
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initDropDown.call(this, false, false, options);
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const $item = $(`${ITEM_SELECTOR}:first() a`, test.$dropdownMenuElement);
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// select item the first time
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test.dropdownButtonElement.click();
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$item.click();
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expect($item).toHaveClass('is-active');
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// select item the second time
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test.dropdownButtonElement.click();
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$item.click();
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expect($item).toHaveClass('is-active');
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expect($('.dropdown-toggle-text')).toHaveText(test.projectsData[0].id.toString());
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});
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});
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