debian-mirror-gitlab/spec/javascripts/lib/utils/common_utils_spec.js
2018-03-27 19:54:05 +05:30

527 lines
17 KiB
JavaScript

/* eslint-disable promise/catch-or-return */
import axios from '~/lib/utils/axios_utils';
import * as commonUtils from '~/lib/utils/common_utils';
import MockAdapter from 'axios-mock-adapter';
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');
});
it('scrolls element into view', () => {
document.body.innerHTML += `
<div id="parent">
<div style="height: 2000px;"></div>
<div id="test" style="height: 2000px;"></div>
</div>
`;
window.history.pushState({}, null, '#test');
commonUtils.handleLocationHash();
expectGetElementIdToHaveBeenCalledWith('test');
expect(window.scrollY).toBe(document.getElementById('test').offsetTop);
document.getElementById('parent').remove();
});
it('scrolls user content element into view', () => {
document.body.innerHTML += `
<div id="parent">
<div style="height: 2000px;"></div>
<div id="user-content-test" style="height: 2000px;"></div>
</div>
`;
window.history.pushState({}, null, '#test');
commonUtils.handleLocationHash();
expectGetElementIdToHaveBeenCalledWith('test');
expectGetElementIdToHaveBeenCalledWith('user-content-test');
expect(window.scrollY).toBe(document.getElementById('user-content-test').offsetTop);
document.getElementById('parent').remove();
});
it('scrolls to element with offset from navbar', () => {
spyOn(window, 'scrollBy').and.callThrough();
document.body.innerHTML += `
<div id="parent">
<div class="navbar-gitlab" style="position: fixed; top: 0; height: 50px;"></div>
<div style="height: 2000px; margin-top: 50px;"></div>
<div id="user-content-test" style="height: 2000px;"></div>
</div>
`;
window.history.pushState({}, null, '#test');
commonUtils.handleLocationHash();
expectGetElementIdToHaveBeenCalledWith('test');
expectGetElementIdToHaveBeenCalledWith('user-content-test');
expect(window.scrollY).toBe(document.getElementById('user-content-test').offsetTop - 50);
expect(window.scrollBy).toHaveBeenCalledWith(0, -50);
document.getElementById('parent').remove();
});
});
describe('historyPushState', () => {
afterEach(() => {
window.history.replaceState({}, null, null);
});
it('should call pushState with the correct path', () => {
spyOn(window.history, 'pushState');
commonUtils.historyPushState('newpath?page=2');
expect(window.history.pushState).toHaveBeenCalled();
expect(window.history.pushState.calls.allArgs()[0][2]).toContain('newpath?page=2');
});
});
describe('parseQueryStringIntoObject', () => {
it('should return object with query parameters', () => {
expect(commonUtils.parseQueryStringIntoObject('scope=all&page=2')).toEqual({ scope: 'all', page: '2' });
expect(commonUtils.parseQueryStringIntoObject('scope=all')).toEqual({ scope: 'all' });
expect(commonUtils.parseQueryStringIntoObject()).toEqual({});
});
});
describe('objectToQueryString', () => {
it('returns empty string when `param` is undefined, null or empty string', () => {
expect(commonUtils.objectToQueryString()).toBe('');
expect(commonUtils.objectToQueryString('')).toBe('');
});
it('returns query string with values of `params`', () => {
const singleQueryParams = { foo: true };
const multipleQueryParams = { foo: true, bar: true };
expect(commonUtils.objectToQueryString(singleQueryParams)).toBe('foo=true');
expect(commonUtils.objectToQueryString(multipleQueryParams)).toBe('foo=true&bar=true');
});
});
describe('buildUrlWithCurrentLocation', () => {
it('should build an url with current location and given parameters', () => {
expect(commonUtils.buildUrlWithCurrentLocation()).toEqual(window.location.pathname);
expect(commonUtils.buildUrlWithCurrentLocation('?page=2')).toEqual(`${window.location.pathname}?page=2`);
});
});
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`;
let mock;
beforeEach(() => {
const favicon = document.createElement('link');
favicon.setAttribute('id', 'favicon');
document.body.appendChild(favicon);
mock = new MockAdapter(axios);
});
afterEach(() => {
mock.restore();
document.body.removeChild(document.getElementById('favicon'));
});
it('should reset favicon in case of error', (done) => {
mock.onGet(BUILD_URL).networkError();
commonUtils.setCiStatusFavicon(BUILD_URL)
.then(() => {
const favicon = document.getElementById('favicon');
expect(favicon.getAttribute('href')).toEqual('null');
done();
})
// Error is already caught in catch() block of setCiStatusFavicon,
// It won't throw another error for us to catch
.catch(done.fail);
});
it('should set page favicon to CI status favicon based on provided status', (done) => {
const FAVICON_PATH = '//icon_status_success';
mock.onGet(BUILD_URL).reply(200, {
favicon: FAVICON_PATH,
});
commonUtils.setCiStatusFavicon(BUILD_URL)
.then(() => {
const favicon = document.getElementById('favicon');
expect(favicon.getAttribute('href')).toEqual(FAVICON_PATH);
done();
})
.catch(done.fail);
});
});
describe('spriteIcon', () => {
let beforeGon;
beforeEach(() => {
window.gon = window.gon || {};
beforeGon = Object.assign({}, window.gon);
window.gon.sprite_icons = 'icons.svg';
});
afterEach(() => {
window.gon = beforeGon;
});
it('should return the svg for a linked icon', () => {
expect(commonUtils.spriteIcon('test')).toEqual('<svg ><use xlink:href="icons.svg#test" /></svg>');
});
it('should set svg className when passed', () => {
expect(commonUtils.spriteIcon('test', 'fa fa-test')).toEqual('<svg class="fa fa-test"><use xlink:href="icons.svg#test" /></svg>');
});
});
describe('convertObjectPropsToCamelCase', () => {
it('returns new object with camelCase property names by converting object with snake_case names', () => {
const snakeRegEx = /(_\w)/g;
const mockObj = {
id: 1,
group_name: 'GitLab.org',
absolute_web_url: 'https://gitlab.com/gitlab-org/',
};
const mappings = {
id: 'id',
groupName: 'group_name',
absoluteWebUrl: 'absolute_web_url',
};
const convertedObj = commonUtils.convertObjectPropsToCamelCase(mockObj);
Object.keys(convertedObj).forEach((prop) => {
expect(snakeRegEx.test(prop)).toBeFalsy();
expect(convertedObj[prop]).toBe(mockObj[mappings[prop]]);
});
});
it('return empty object if method is called with null or undefined', () => {
expect(Object.keys(commonUtils.convertObjectPropsToCamelCase(null)).length).toBe(0);
expect(Object.keys(commonUtils.convertObjectPropsToCamelCase()).length).toBe(0);
expect(Object.keys(commonUtils.convertObjectPropsToCamelCase({})).length).toBe(0);
});
});
});