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/* eslint-disable promise/catch-or-return */
import * as commonUtils from '~/lib/utils/common_utils';
describe('common_utils', () => {
describe('parseUrl', () => {
it('returns an anchor tag with url', () => {
expect(commonUtils.parseUrl('/some/absolute/url').pathname).toContain('some/absolute/url');
});
it('url is escaped', () => {
// IE11 will return a relative pathname while other browsers will return a full pathname.
// parseUrl uses an anchor element for parsing an url. With relative urls, the anchor
// element will create an absolute url relative to the current execution context.
// The JavaScript test suite is executed at '/' which will lead to an absolute url
// starting with '/'.
expect(commonUtils.parseUrl('" test="asf"').pathname).toContain('/%22%20test=%22asf%22');
});
});
describe('parseUrlPathname', () => {
it('returns an absolute url when given an absolute url', () => {
expect(commonUtils.parseUrlPathname('/some/absolute/url')).toEqual('/some/absolute/url');
});
it('returns an absolute url when given a relative url', () => {
expect(commonUtils.parseUrlPathname('some/relative/url')).toEqual('/some/relative/url');
});
});
describe('getUrlParamsArray', () => {
it('should return params array', () => {
expect(commonUtils.getUrlParamsArray() instanceof Array).toBe(true);
});
it('should remove the question mark from the search params', () => {
const paramsArray = commonUtils.getUrlParamsArray();
expect(paramsArray[0][0] !== '?').toBe(true);
});
it('should decode params', () => {
history.pushState('', '', '?label_name%5B%5D=test');
expect(
commonUtils.getUrlParamsArray()[0],
).toBe('label_name[]=test');
history.pushState('', '', '?');
});
});
describe('handleLocationHash', () => {
beforeEach(() => {
spyOn(window.document, 'getElementById').and.callThrough();
});
afterEach(() => {
window.history.pushState({}, null, '');
});
function expectGetElementIdToHaveBeenCalledWith(elementId) {
expect(window.document.getElementById).toHaveBeenCalledWith(elementId);
}
it('decodes hash parameter', () => {
window.history.pushState({}, null, '#random-hash');
commonUtils.handleLocationHash();
expectGetElementIdToHaveBeenCalledWith('random-hash');
expectGetElementIdToHaveBeenCalledWith('user-content-random-hash');
});
it('decodes cyrillic hash parameter', () => {
window.history.pushState({}, null, '#definição');
commonUtils.handleLocationHash();
expectGetElementIdToHaveBeenCalledWith('definição');
expectGetElementIdToHaveBeenCalledWith('user-content-definição');
});
it('decodes encoded cyrillic hash parameter', () => {
window.history.pushState({}, null, '#defini%C3%A7%C3%A3o');
commonUtils.handleLocationHash();
expectGetElementIdToHaveBeenCalledWith('definição');
expectGetElementIdToHaveBeenCalledWith('user-content-definição');
});
});
describe('setParamInURL', () => {
afterEach(() => {
window.history.pushState({}, null, '');
});
it('should return the parameter', () => {
window.history.replaceState({}, null, '');
expect(commonUtils.setParamInURL('page', 156)).toBe('?page=156');
expect(commonUtils.setParamInURL('page', '156')).toBe('?page=156');
});
it('should update the existing parameter when its a number', () => {
window.history.pushState({}, null, '?page=15');
expect(commonUtils.setParamInURL('page', 16)).toBe('?page=16');
expect(commonUtils.setParamInURL('page', '16')).toBe('?page=16');
expect(commonUtils.setParamInURL('page', true)).toBe('?page=true');
});
it('should update the existing parameter when its a string', () => {
window.history.pushState({}, null, '?scope=all');
expect(commonUtils.setParamInURL('scope', 'finished')).toBe('?scope=finished');
});
it('should update the existing parameter when more than one parameter exists', () => {
window.history.pushState({}, null, '?scope=all&page=15');
expect(commonUtils.setParamInURL('scope', 'finished')).toBe('?scope=finished&page=15');
});
it('should add a new parameter to the end of the existing ones', () => {
window.history.pushState({}, null, '?scope=all');
expect(commonUtils.setParamInURL('page', 16)).toBe('?scope=all&page=16');
expect(commonUtils.setParamInURL('page', '16')).toBe('?scope=all&page=16');
expect(commonUtils.setParamInURL('page', true)).toBe('?scope=all&page=true');
});
});
describe('getParameterByName', () => {
beforeEach(() => {
window.history.pushState({}, null, '?scope=all&p=2');
});
afterEach(() => {
window.history.replaceState({}, null, null);
});
it('should return valid parameter', () => {
const value = commonUtils.getParameterByName('scope');
expect(commonUtils.getParameterByName('p')).toEqual('2');
expect(value).toBe('all');
});
it('should return invalid parameter', () => {
const value = commonUtils.getParameterByName('fakeParameter');
expect(value).toBe(null);
});
it('should return valid paramentes if URL is provided', () => {
let value = commonUtils.getParameterByName('foo', 'http://cocteau.twins/?foo=bar');
expect(value).toBe('bar');
value = commonUtils.getParameterByName('manan', 'http://cocteau.twins/?foo=bar&manan=canchu');
expect(value).toBe('canchu');
});
});
describe('normalizedHeaders', () => {
it('should upperCase all the header keys to keep them consistent', () => {
const apiHeaders = {
'X-Something-Workhorse': { workhorse: 'ok' },
'x-something-nginx': { nginx: 'ok' },
};
const normalized = commonUtils.normalizeHeaders(apiHeaders);
const WORKHORSE = 'X-SOMETHING-WORKHORSE';
const NGINX = 'X-SOMETHING-NGINX';
expect(normalized[WORKHORSE].workhorse).toBe('ok');
expect(normalized[NGINX].nginx).toBe('ok');
});
});
describe('normalizeCRLFHeaders', () => {
beforeEach(function () {
this.CLRFHeaders = 'a-header: a-value\nAnother-Header: ANOTHER-VALUE\nLaSt-HeAdEr: last-VALUE';
spyOn(String.prototype, 'split').and.callThrough();
this.normalizeCRLFHeaders = commonUtils.normalizeCRLFHeaders(this.CLRFHeaders);
});
it('should split by newline', function () {
expect(String.prototype.split).toHaveBeenCalledWith('\n');
});
it('should split by colon+space for each header', function () {
expect(String.prototype.split.calls.allArgs().filter(args => args[0] === ': ').length).toBe(3);
});
it('should return a normalized headers object', function () {
expect(this.normalizeCRLFHeaders).toEqual({
'A-HEADER': 'a-value',
'ANOTHER-HEADER': 'ANOTHER-VALUE',
'LAST-HEADER': 'last-VALUE',
});
});
});
describe('parseIntPagination', () => {
it('should parse to integers all string values and return pagination object', () => {
const pagination = {
'X-PER-PAGE': 10,
'X-PAGE': 2,
'X-TOTAL': 30,
'X-TOTAL-PAGES': 3,
'X-NEXT-PAGE': 3,
'X-PREV-PAGE': 1,
};
const expectedPagination = {
perPage: 10,
page: 2,
total: 30,
totalPages: 3,
nextPage: 3,
previousPage: 1,
};
expect(commonUtils.parseIntPagination(pagination)).toEqual(expectedPagination);
});
});
describe('isMetaClick', () => {
it('should identify meta click on Windows/Linux', () => {
const e = {
metaKey: false,
ctrlKey: true,
which: 1,
};
expect(commonUtils.isMetaClick(e)).toBe(true);
});
it('should identify meta click on macOS', () => {
const e = {
metaKey: true,
ctrlKey: false,
which: 1,
};
expect(commonUtils.isMetaClick(e)).toBe(true);
});
it('should identify as meta click on middle-click or Mouse-wheel click', () => {
const e = {
metaKey: false,
ctrlKey: false,
which: 2,
};
expect(commonUtils.isMetaClick(e)).toBe(true);
});
});
describe('convertPermissionToBoolean', () => {
it('should convert a boolean in a string to a boolean', () => {
expect(commonUtils.convertPermissionToBoolean('true')).toEqual(true);
expect(commonUtils.convertPermissionToBoolean('false')).toEqual(false);
});
});
describe('backOff', () => {
beforeEach(() => {
// shortcut our timeouts otherwise these tests will take a long time to finish
const origSetTimeout = window.setTimeout;
spyOn(window, 'setTimeout').and.callFake(cb => origSetTimeout(cb, 0));
});
it('solves the promise from the callback', (done) => {
const expectedResponseValue = 'Success!';
commonUtils.backOff((next, stop) => (
new Promise((resolve) => {
resolve(expectedResponseValue);
}).then((resp) => {
stop(resp);
})
)).then((respBackoff) => {
expect(respBackoff).toBe(expectedResponseValue);
done();
});
});
it('catches the rejected promise from the callback ', (done) => {
const errorMessage = 'Mistakes were made!';
commonUtils.backOff((next, stop) => {
new Promise((resolve, reject) => {
reject(new Error(errorMessage));
}).then((resp) => {
stop(resp);
}).catch(err => stop(err));
}).catch((errBackoffResp) => {
expect(errBackoffResp instanceof Error).toBe(true);
expect(errBackoffResp.message).toBe(errorMessage);
done();
});
});
it('solves the promise correctly after retrying a third time', (done) => {
let numberOfCalls = 1;
const expectedResponseValue = 'Success!';
commonUtils.backOff((next, stop) => (
Promise.resolve(expectedResponseValue)
.then((resp) => {
if (numberOfCalls < 3) {
numberOfCalls += 1;
next();
} else {
stop(resp);
}
})
)).then((respBackoff) => {
const timeouts = window.setTimeout.calls.allArgs().map(([, timeout]) => timeout);
expect(timeouts).toEqual([2000, 4000]);
expect(respBackoff).toBe(expectedResponseValue);
done();
});
});
it('rejects the backOff promise after timing out', (done) => {
commonUtils.backOff(next => next(), 64000)
.catch((errBackoffResp) => {
const timeouts = window.setTimeout.calls.allArgs().map(([, timeout]) => timeout);
expect(timeouts).toEqual([2000, 4000, 8000, 16000, 32000, 32000]);
expect(errBackoffResp instanceof Error).toBe(true);
expect(errBackoffResp.message).toBe('BACKOFF_TIMEOUT');
done();
});
});
});
describe('setFavicon', () => {
beforeEach(() => {
const favicon = document.createElement('link');
favicon.setAttribute('id', 'favicon');
favicon.setAttribute('href', 'default/favicon');
document.body.appendChild(favicon);
});
afterEach(() => {
document.body.removeChild(document.getElementById('favicon'));
});
it('should set page favicon to provided favicon', () => {
const faviconPath = '//custom_favicon';
commonUtils.setFavicon(faviconPath);
expect(document.getElementById('favicon').getAttribute('href')).toEqual(faviconPath);
});
});
describe('resetFavicon', () => {
beforeEach(() => {
const favicon = document.createElement('link');
favicon.setAttribute('id', 'favicon');
favicon.setAttribute('href', 'default/favicon');
document.body.appendChild(favicon);
});
afterEach(() => {
document.body.removeChild(document.getElementById('favicon'));
});
it('should reset page favicon to tanuki', () => {
commonUtils.resetFavicon();
expect(document.getElementById('favicon').getAttribute('href')).toEqual('default/favicon');
});
});
describe('setCiStatusFavicon', () => {
const BUILD_URL = `${gl.TEST_HOST}/frontend-fixtures/builds-project/-/jobs/1/status.json`;
beforeEach(() => {
const favicon = document.createElement('link');
favicon.setAttribute('id', 'favicon');
document.body.appendChild(favicon);
});
afterEach(() => {
document.body.removeChild(document.getElementById('favicon'));
});
it('should reset favicon in case of error', () => {
const favicon = document.getElementById('favicon');
spyOn($, 'ajax').and.callFake(function (options) {
options.error();
expect(favicon.getAttribute('href')).toEqual('null');
});
commonUtils.setCiStatusFavicon(BUILD_URL);
});
it('should set page favicon to CI status favicon based on provided status', () => {
const FAVICON_PATH = '//icon_status_success';
const favicon = document.getElementById('favicon');
spyOn($, 'ajax').and.callFake(function (options) {
options.success({ favicon: FAVICON_PATH });
expect(favicon.getAttribute('href')).toEqual(FAVICON_PATH);
});
commonUtils.setCiStatusFavicon(BUILD_URL);
});
});
describe('ajaxPost', () => {
it('should perform `$.ajax` call and do `POST` request', () => {
const requestURL = '/some/random/api';
const data = { keyname: 'value' };
const ajaxSpy = spyOn($, 'ajax').and.callFake(() => {});
commonUtils.ajaxPost(requestURL, data);
expect(ajaxSpy.calls.allArgs()[0][0].type).toEqual('POST');
});
describe('gl.utils.spriteIcon', () => {
beforeEach(() => {
window.gon.sprite_icons = 'icons.svg';
});
it('should return the svg for a linked icon', () => {
expect(gl.utils.spriteIcon('test')).toEqual('<svg><use xlink:href="icons.svg#test" /></svg>');
});
});
});
});
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