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/* global fixture */
import MockAdapter from 'axios-mock-adapter';
import axios from '~/lib/utils/axios_utils';
import * as utils from '~/lib/utils/url_utility';
import Pager from '~/pager';
describe('pager', () => {
describe('init', () => {
const originalHref = window.location.href;
beforeEach(() => {
setFixtures('<div class="content_list"></div><div class="loading"></div>');
});
afterEach(() => {
window.history.replaceState({}, null, originalHref);
});
it('should use data-href attribute from list element', () => {
const href = `${gl.TEST_HOST}/some_list.json`;
setFixtures(`<div class="content_list" data-href="${href}"></div>`);
Pager.init();
expect(Pager.url).toBe(href);
});
it('should use current url if data-href attribute not provided', () => {
const href = `${gl.TEST_HOST}/some_list`;
spyOn(utils, 'removeParams').and.returnValue(href);
Pager.init();
expect(Pager.url).toBe(href);
});
it('should get initial offset from query parameter', () => {
window.history.replaceState({}, null, '?offset=100');
Pager.init();
expect(Pager.offset).toBe(100);
});
it('keeps extra query parameters from url', () => {
window.history.replaceState({}, null, '?filter=test&offset=100');
const href = `${gl.TEST_HOST}/some_list?filter=test`;
spyOn(utils, 'removeParams').and.returnValue(href);
Pager.init();
expect(utils.removeParams).toHaveBeenCalledWith(['limit', 'offset']);
expect(Pager.url).toEqual(href);
});
});
describe('getOld', () => {
const urlRegex = /\/some_list(.*)$/;
let mock;
function mockSuccess() {
mock.onGet(urlRegex).reply(200, {
count: 20,
html: '',
});
}
function mockError() {
mock.onGet(urlRegex).networkError();
}
beforeEach(() => {
setFixtures('<div class="content_list" data-href="/some_list"></div><div class="loading"></div>');
spyOn(axios, 'get').and.callThrough();
Pager.init();
mock = new MockAdapter(axios);
});
afterEach(() => {
mock.restore();
});
it('shows loader while loading next page', (done) => {
mockSuccess();
spyOn(Pager.loading, 'show');
Pager.getOld();
setTimeout(() => {
expect(Pager.loading.show).toHaveBeenCalled();
done();
});
});
it('hides loader on success', (done) => {
mockSuccess();
spyOn(Pager.loading, 'hide');
Pager.getOld();
setTimeout(() => {
expect(Pager.loading.hide).toHaveBeenCalled();
done();
});
});
it('hides loader on error', (done) => {
mockError();
spyOn(Pager.loading, 'hide');
Pager.getOld();
setTimeout(() => {
expect(Pager.loading.hide).toHaveBeenCalled();
done();
});
});
it('sends request to url with offset and limit params', (done) => {
Pager.offset = 100;
Pager.limit = 20;
Pager.getOld();
setTimeout(() => {
const [url, params] = $.ajax.calls.argsFor(0);
console.log(url, params);
// expect(data).toBe('limit=20&offset=100');
// expect(url).toBe('/some_list');
done();
});
});
});
});
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