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/* eslint-disable comma-dangle, no-param-reassign, no-unused-expressions, max-len */
require('~/gl_dropdown');
require('~/lib/utils/common_utils');
require('~/lib/utils/type_utility');
require('~/lib/utils/url_utility');
(() => {
const NON_SELECTABLE_CLASSES = '.divider, .separator, .dropdown-header, .dropdown-menu-empty-link';
const SEARCH_INPUT_SELECTOR = '.dropdown-input-field';
const ITEM_SELECTOR = `.dropdown-content li:not(${NON_SELECTABLE_CLASSES})`;
const FOCUSED_ITEM_SELECTOR = `${ITEM_SELECTOR} a.is-focused`;
const ARROW_KEYS = {
DOWN: 40,
UP: 38,
ENTER: 13,
ESC: 27
};
let remoteCallback;
const navigateWithKeys = function navigateWithKeys(direction, steps, cb, i) {
i = i || 0;
if (!i) direction = direction.toUpperCase();
$('body').trigger({
type: 'keydown',
which: ARROW_KEYS[direction],
keyCode: ARROW_KEYS[direction]
});
i += 1;
if (i <= steps) {
navigateWithKeys(direction, steps, cb, i);
} else {
cb();
}
};
const remoteMock = function remoteMock(data, term, callback) {
remoteCallback = callback.bind({}, data);
};
describe('Dropdown', function describeDropdown() {
preloadFixtures('static/gl_dropdown.html.raw');
loadJSONFixtures('projects.json');
function initDropDown(hasRemote, isFilterable) {
this.dropdownButtonElement = $('#js-project-dropdown', this.dropdownContainerElement).glDropdown({
selectable: true,
filterable: isFilterable,
data: hasRemote ? remoteMock.bind({}, this.projectsData) : this.projectsData,
search: {
fields: ['name']
},
text: (project) => {
(project.name_with_namespace || project.name);
},
id: (project) => {
project.id;
}
});
}
beforeEach(() => {
loadFixtures('static/gl_dropdown.html.raw');
this.dropdownContainerElement = $('.dropdown.inline');
this.$dropdownMenuElement = $('.dropdown-menu', this.dropdownContainerElement);
this.projectsData = getJSONFixture('projects.json');
});
afterEach(() => {
$('body').unbind('keydown');
this.dropdownContainerElement.unbind('keyup');
});
it('should open on click', () => {
initDropDown.call(this, false);
expect(this.dropdownContainerElement).not.toHaveClass('open');
this.dropdownButtonElement.click();
expect(this.dropdownContainerElement).toHaveClass('open');
});
describe('that is open', () => {
beforeEach(() => {
initDropDown.call(this, false, false);
this.dropdownButtonElement.click();
});
it('should select a following item on DOWN keypress', () => {
expect($(FOCUSED_ITEM_SELECTOR, this.$dropdownMenuElement).length).toBe(0);
const randomIndex = (Math.floor(Math.random() * (this.projectsData.length - 1)) + 0);
navigateWithKeys('down', randomIndex, () => {
expect($(FOCUSED_ITEM_SELECTOR, this.$dropdownMenuElement).length).toBe(1);
expect($(`${ITEM_SELECTOR}:eq(${randomIndex}) a`, this.$dropdownMenuElement)).toHaveClass('is-focused');
});
});
it('should select a previous item on UP keypress', () => {
expect($(FOCUSED_ITEM_SELECTOR, this.$dropdownMenuElement).length).toBe(0);
navigateWithKeys('down', (this.projectsData.length - 1), () => {
expect($(FOCUSED_ITEM_SELECTOR, this.$dropdownMenuElement).length).toBe(1);
const randomIndex = (Math.floor(Math.random() * (this.projectsData.length - 2)) + 0);
navigateWithKeys('up', randomIndex, () => {
expect($(FOCUSED_ITEM_SELECTOR, this.$dropdownMenuElement).length).toBe(1);
expect($(`${ITEM_SELECTOR}:eq(${((this.projectsData.length - 2) - randomIndex)}) a`, this.$dropdownMenuElement)).toHaveClass('is-focused');
});
});
});
it('should click the selected item on ENTER keypress', () => {
expect(this.dropdownContainerElement).toHaveClass('open');
const randomIndex = Math.floor(Math.random() * (this.projectsData.length - 1)) + 0;
navigateWithKeys('down', randomIndex, () => {
spyOn(gl.utils, 'visitUrl').and.stub();
navigateWithKeys('enter', null, () => {
expect(this.dropdownContainerElement).not.toHaveClass('open');
const link = $(`${ITEM_SELECTOR}:eq(${randomIndex}) a`, this.$dropdownMenuElement);
expect(link).toHaveClass('is-active');
const linkedLocation = link.attr('href');
if (linkedLocation && linkedLocation !== '#') expect(gl.utils.visitUrl).toHaveBeenCalledWith(linkedLocation);
});
});
});
it('should close on ESC keypress', () => {
expect(this.dropdownContainerElement).toHaveClass('open');
this.dropdownContainerElement.trigger({
type: 'keyup',
which: ARROW_KEYS.ESC,
keyCode: ARROW_KEYS.ESC
});
expect(this.dropdownContainerElement).not.toHaveClass('open');
});
});
describe('opened and waiting for a remote callback', () => {
beforeEach(() => {
initDropDown.call(this, true, true);
this.dropdownButtonElement.click();
});
it('should not focus search input while remote task is not complete', () => {
expect($(document.activeElement)).not.toEqual($(SEARCH_INPUT_SELECTOR));
remoteCallback();
expect($(document.activeElement)).toEqual($(SEARCH_INPUT_SELECTOR));
});
it('should focus search input after remote task is complete', () => {
remoteCallback();
expect($(document.activeElement)).toEqual($(SEARCH_INPUT_SELECTOR));
});
it('should focus on input when opening for the second time', () => {
remoteCallback();
this.dropdownContainerElement.trigger({
type: 'keyup',
which: ARROW_KEYS.ESC,
keyCode: ARROW_KEYS.ESC
});
this.dropdownButtonElement.click();
expect($(document.activeElement)).toEqual($(SEARCH_INPUT_SELECTOR));
});
});
describe('input focus with array data', () => {
it('should focus input when passing array data to drop down', () => {
initDropDown.call(this, false, true);
this.dropdownButtonElement.click();
expect($(document.activeElement)).toEqual($(SEARCH_INPUT_SELECTOR));
});
});
it('should still have input value on close and restore', () => {
const $searchInput = $(SEARCH_INPUT_SELECTOR);
initDropDown.call(this, false, true);
$searchInput
.trigger('focus')
.val('g')
.trigger('input');
expect($searchInput.val()).toEqual('g');
this.dropdownButtonElement.trigger('hidden.bs.dropdown');
$searchInput
.trigger('blur')
.trigger('focus');
expect($searchInput.val()).toEqual('g');
});
});
})();
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