debian-mirror-gitlab/spec/frontend/boards/board_list_spec.js

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/* global List */
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/* global ListIssue */
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import Vue from 'vue';
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import MockAdapter from 'axios-mock-adapter';
import axios from '~/lib/utils/axios_utils';
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import eventHub from '~/boards/eventhub';
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import waitForPromises from '../helpers/wait_for_promises';
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import BoardList from '~/boards/components/board_list.vue';
import '~/boards/models/issue';
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import '~/boards/models/list';
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import { listObj, boardsMockInterceptor } from './mock_data';
import store from '~/boards/stores';
import boardsStore from '~/boards/stores/boards_store';
const createComponent = ({ done, listIssueProps = {}, componentProps = {}, listProps = {} }) => {
const el = document.createElement('div');
document.body.appendChild(el);
const mock = new MockAdapter(axios);
mock.onAny().reply(boardsMockInterceptor);
boardsStore.create();
const BoardListComp = Vue.extend(BoardList);
const list = new List({ ...listObj, ...listProps });
const issue = new ListIssue({
title: 'Testing',
id: 1,
iid: 1,
confidential: false,
labels: [],
assignees: [],
...listIssueProps,
});
if (!Object.prototype.hasOwnProperty.call(listProps, 'issuesSize')) {
list.issuesSize = 1;
}
list.issues.push(issue);
const component = new BoardListComp({
el,
store,
propsData: {
disabled: false,
list,
issues: list.issues,
...componentProps,
},
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provide: {
groupId: null,
rootPath: '/',
},
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}).$mount();
Vue.nextTick(() => {
done();
});
return { component, mock };
};
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describe('Board list component', () => {
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let mock;
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let component;
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let getIssues;
function generateIssues(compWrapper) {
for (let i = 1; i < 20; i += 1) {
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const issue = { ...compWrapper.list.issues[0] };
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issue.id += i;
compWrapper.list.issues.push(issue);
}
}
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describe('When Expanded', () => {
beforeEach(done => {
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getIssues = jest.spyOn(List.prototype, 'getIssues').mockReturnValue(new Promise(() => {}));
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({ mock, component } = createComponent({ done }));
});
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afterEach(() => {
mock.restore();
component.$destroy();
});
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it('loads first page of issues', () => {
return waitForPromises().then(() => {
expect(getIssues).toHaveBeenCalled();
});
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});
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it('renders component', () => {
expect(component.$el.classList.contains('board-list-component')).toBe(true);
});
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it('renders loading icon', () => {
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component.list.loading = true;
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return Vue.nextTick().then(() => {
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expect(component.$el.querySelector('.board-list-loading')).not.toBeNull();
});
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});
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it('renders issues', () => {
expect(component.$el.querySelectorAll('.board-card').length).toBe(1);
});
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it('sets data attribute with issue id', () => {
expect(component.$el.querySelector('.board-card').getAttribute('data-issue-id')).toBe('1');
});
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it('shows new issue form', () => {
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component.toggleForm();
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return Vue.nextTick().then(() => {
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expect(component.$el.querySelector('.board-new-issue-form')).not.toBeNull();
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expect(component.$el.querySelector('.is-smaller')).not.toBeNull();
});
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});
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it('shows new issue form after eventhub event', () => {
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eventHub.$emit(`toggle-issue-form-${component.list.id}`);
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return Vue.nextTick().then(() => {
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expect(component.$el.querySelector('.board-new-issue-form')).not.toBeNull();
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expect(component.$el.querySelector('.is-smaller')).not.toBeNull();
});
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});
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it('does not show new issue form for closed list', () => {
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component.list.type = 'closed';
component.toggleForm();
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return Vue.nextTick().then(() => {
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expect(component.$el.querySelector('.board-new-issue-form')).toBeNull();
});
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});
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it('shows count list item', () => {
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component.showCount = true;
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return Vue.nextTick().then(() => {
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expect(component.$el.querySelector('.board-list-count')).not.toBeNull();
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expect(component.$el.querySelector('.board-list-count').textContent.trim()).toBe(
'Showing all issues',
);
});
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});
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it('sets data attribute with invalid id', () => {
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component.showCount = true;
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return Vue.nextTick().then(() => {
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expect(component.$el.querySelector('.board-list-count').getAttribute('data-issue-id')).toBe(
'-1',
);
});
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});
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it('shows how many more issues to load', () => {
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component.showCount = true;
component.list.issuesSize = 20;
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return Vue.nextTick().then(() => {
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expect(component.$el.querySelector('.board-list-count').textContent.trim()).toBe(
'Showing 1 of 20 issues',
);
});
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});
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it('loads more issues after scrolling', () => {
jest.spyOn(component.list, 'nextPage').mockImplementation(() => {});
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generateIssues(component);
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component.$refs.list.dispatchEvent(new Event('scroll'));
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return waitForPromises().then(() => {
expect(component.list.nextPage).toHaveBeenCalled();
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});
});
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it('does not load issues if already loading', () => {
component.list.nextPage = jest
.spyOn(component.list, 'nextPage')
.mockReturnValue(new Promise(() => {}));
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component.onScroll();
component.onScroll();
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return waitForPromises().then(() => {
expect(component.list.nextPage).toHaveBeenCalledTimes(1);
});
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});
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it('shows loading more spinner', () => {
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component.showCount = true;
component.list.loadingMore = true;
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return Vue.nextTick().then(() => {
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expect(component.$el.querySelector('.board-list-count .gl-spinner')).not.toBeNull();
});
});
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});
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describe('When Collapsed', () => {
beforeEach(done => {
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getIssues = jest.spyOn(List.prototype, 'getIssues').mockReturnValue(new Promise(() => {}));
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({ mock, component } = createComponent({
done,
listProps: { type: 'closed', collapsed: true, issuesSize: 50 },
}));
generateIssues(component);
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component.scrollHeight = jest.spyOn(component, 'scrollHeight').mockReturnValue(0);
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});
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afterEach(() => {
mock.restore();
component.$destroy();
});
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it('does not load all issues', () => {
return waitForPromises().then(() => {
// Initial getIssues from list constructor
expect(getIssues).toHaveBeenCalledTimes(1);
});
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});
});
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describe('max issue count warning', () => {
beforeEach(done => {
({ mock, component } = createComponent({
done,
listProps: { type: 'closed', collapsed: true, issuesSize: 50 },
}));
});
afterEach(() => {
mock.restore();
component.$destroy();
});
describe('when issue count exceeds max issue count', () => {
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it('sets background to bg-danger-100', () => {
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component.list.issuesSize = 4;
component.list.maxIssueCount = 3;
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return Vue.nextTick().then(() => {
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expect(component.$el.querySelector('.bg-danger-100')).not.toBeNull();
});
});
});
describe('when list issue count does NOT exceed list max issue count', () => {
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it('does not sets background to bg-danger-100', () => {
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component.list.issuesSize = 2;
component.list.maxIssueCount = 3;
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return Vue.nextTick().then(() => {
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expect(component.$el.querySelector('.bg-danger-100')).toBeNull();
});
});
});
describe('when list max issue count is 0', () => {
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it('does not sets background to bg-danger-100', () => {
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component.list.maxIssueCount = 0;
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return Vue.nextTick().then(() => {
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expect(component.$el.querySelector('.bg-danger-100')).toBeNull();
});
});
});
});
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});