699 lines
23 KiB
JavaScript
699 lines
23 KiB
JavaScript
import { setHTMLFixture } from 'helpers/fixtures';
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import { TEST_HOST } from 'helpers/test_constants';
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import { TRACKING_CONTEXT_SCHEMA } from '~/experimentation/constants';
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import { getExperimentData, getAllExperimentContexts } from '~/experimentation/utils';
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import Tracking, { initUserTracking, initDefaultTrackers } from '~/tracking';
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import { REFERRER_TTL, URLS_CACHE_STORAGE_KEY } from '~/tracking/constants';
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import getStandardContext from '~/tracking/get_standard_context';
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jest.mock('~/experimentation/utils', () => ({
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getExperimentData: jest.fn(),
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getAllExperimentContexts: jest.fn().mockReturnValue([]),
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}));
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const TEST_CATEGORY = 'root:index';
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const TEST_ACTION = 'generic';
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const TEST_LABEL = 'button';
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describe('Tracking', () => {
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let standardContext;
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let snowplowSpy;
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beforeAll(() => {
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window.gl = window.gl || {};
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window.gl.snowplowUrls = {};
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window.gl.snowplowStandardContext = {
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schema: 'iglu:com.gitlab/gitlab_standard',
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data: {
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environment: 'testing',
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source: 'unknown',
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extra: {},
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},
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};
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window.snowplowOptions = {
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namespace: 'gl_test',
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hostname: 'app.test.com',
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cookieDomain: '.test.com',
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formTracking: true,
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linkClickTracking: true,
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formTrackingConfig: { forms: { allow: ['foo'] }, fields: { allow: ['bar'] } },
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};
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standardContext = getStandardContext();
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window.snowplow = window.snowplow || (() => {});
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document.body.dataset.page = TEST_CATEGORY;
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initUserTracking();
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initDefaultTrackers();
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});
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beforeEach(() => {
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getExperimentData.mockReturnValue(undefined);
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getAllExperimentContexts.mockReturnValue([]);
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snowplowSpy = jest.spyOn(window, 'snowplow');
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});
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describe('.event', () => {
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afterEach(() => {
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window.doNotTrack = undefined;
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navigator.doNotTrack = undefined;
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navigator.msDoNotTrack = undefined;
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jest.clearAllMocks();
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});
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it('tracks to snowplow (our current tracking system)', () => {
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Tracking.event(TEST_CATEGORY, TEST_ACTION, { label: TEST_LABEL });
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expect(snowplowSpy).toHaveBeenCalledWith('trackStructEvent', {
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category: TEST_CATEGORY,
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action: TEST_ACTION,
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label: TEST_LABEL,
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property: undefined,
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value: undefined,
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context: [standardContext],
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});
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});
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it('returns `true` if the Snowplow library was called without issues', () => {
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expect(Tracking.event(TEST_CATEGORY, TEST_ACTION)).toBe(true);
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});
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it('returns `false` if the Snowplow library throws an error', () => {
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snowplowSpy.mockImplementation(() => {
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throw new Error();
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});
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expect(Tracking.event(TEST_CATEGORY, TEST_ACTION)).toBe(false);
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});
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it('allows adding extra data to the default context', () => {
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const extra = { foo: 'bar' };
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Tracking.event(TEST_CATEGORY, TEST_ACTION, { extra });
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expect(snowplowSpy).toHaveBeenCalledWith('trackStructEvent', {
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category: TEST_CATEGORY,
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action: TEST_ACTION,
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label: undefined,
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property: undefined,
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value: undefined,
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context: [
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{
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...standardContext,
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data: {
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...standardContext.data,
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extra,
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},
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},
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],
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});
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});
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it('skips tracking if snowplow is unavailable', () => {
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window.snowplow = false;
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Tracking.event(TEST_CATEGORY, TEST_ACTION);
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expect(snowplowSpy).not.toHaveBeenCalled();
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});
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it('skips tracking if the user does not want to be tracked (general spec)', () => {
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window.doNotTrack = '1';
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Tracking.event(TEST_CATEGORY, TEST_ACTION);
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expect(snowplowSpy).not.toHaveBeenCalled();
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});
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it('skips tracking if the user does not want to be tracked (firefox legacy)', () => {
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navigator.doNotTrack = 'yes';
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Tracking.event(TEST_CATEGORY, TEST_ACTION);
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expect(snowplowSpy).not.toHaveBeenCalled();
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});
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it('skips tracking if the user does not want to be tracked (IE legacy)', () => {
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navigator.msDoNotTrack = '1';
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Tracking.event(TEST_CATEGORY, TEST_ACTION);
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expect(snowplowSpy).not.toHaveBeenCalled();
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});
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});
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describe('.definition', () => {
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const TEST_VALID_BASENAME = '202108302307_default_click_button';
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const TEST_EVENT_DATA = { category: undefined, action: 'click_button' };
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let eventSpy;
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let dispatcherSpy;
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beforeAll(() => {
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Tracking.definitionsManifest = {
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'202108302307_default_click_button': 'config/events/202108302307_default_click_button.yml',
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};
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});
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beforeEach(() => {
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eventSpy = jest.spyOn(Tracking, 'event');
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dispatcherSpy = jest.spyOn(Tracking, 'dispatchFromDefinition');
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});
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it('throws an error if the definition does not exists', () => {
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const basename = '20220230_default_missing_definition';
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const expectedError = new Error(`Missing Snowplow event definition "${basename}"`);
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expect(() => Tracking.definition(basename)).toThrow(expectedError);
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});
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it('dispatches an event from a definition present in the manifest', () => {
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Tracking.definition(TEST_VALID_BASENAME);
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expect(dispatcherSpy).toHaveBeenCalledWith(TEST_VALID_BASENAME, {});
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});
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it('push events to the queue if not loaded', () => {
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Tracking.definitionsLoaded = false;
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Tracking.definitionsEventsQueue = [];
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const dispatched = Tracking.definition(TEST_VALID_BASENAME);
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expect(dispatched).toBe(false);
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expect(Tracking.definitionsEventsQueue[0]).toStrictEqual([TEST_VALID_BASENAME, {}]);
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expect(eventSpy).not.toHaveBeenCalled();
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});
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it('dispatch events when the definition is loaded', () => {
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const definition = { key: TEST_VALID_BASENAME, ...TEST_EVENT_DATA };
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Tracking.definitions = [{ ...definition }];
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Tracking.definitionsEventsQueue = [];
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Tracking.definitionsLoaded = true;
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const dispatched = Tracking.definition(TEST_VALID_BASENAME);
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expect(dispatched).not.toBe(false);
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expect(Tracking.definitionsEventsQueue).toEqual([]);
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expect(eventSpy).toHaveBeenCalledWith(definition.category, definition.action, {});
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});
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it('lets defined event data takes precedence', () => {
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const definition = { key: TEST_VALID_BASENAME, category: undefined, action: 'click_button' };
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const eventData = { category: TEST_CATEGORY };
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Tracking.definitions = [{ ...definition }];
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Tracking.definitionsLoaded = true;
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Tracking.definition(TEST_VALID_BASENAME, eventData);
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expect(eventSpy).toHaveBeenCalledWith(TEST_CATEGORY, definition.action, eventData);
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});
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});
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describe('.enableFormTracking', () => {
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it('tells snowplow to enable form tracking, with only explicit contexts', () => {
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const config = {
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forms: { allow: ['form-class1'] },
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fields: { allow: ['input-class1'] },
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};
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Tracking.enableFormTracking(config, ['_passed_context_', standardContext]);
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expect(snowplowSpy).toHaveBeenCalledWith('enableFormTracking', {
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options: { forms: { allowlist: ['form-class1'] }, fields: { allowlist: ['input-class1'] } },
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context: ['_passed_context_'],
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});
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});
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it('throws an error if no allow rules are provided', () => {
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const expectedError = new Error('Unable to enable form event tracking without allow rules.');
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expect(() => Tracking.enableFormTracking()).toThrow(expectedError);
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expect(() => Tracking.enableFormTracking({ fields: { allow: true } })).toThrow(expectedError);
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expect(() => Tracking.enableFormTracking({ fields: { allow: [] } })).not.toThrow(
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expectedError,
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);
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});
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it('does not add empty form allow rules', () => {
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Tracking.enableFormTracking({ fields: { allow: ['input-class1'] } });
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expect(snowplowSpy).toHaveBeenCalledWith('enableFormTracking', {
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options: { fields: { allowlist: ['input-class1'] } },
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context: [],
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});
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});
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describe('when `document.readyState` does not equal `complete`', () => {
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const originalReadyState = document.readyState;
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const setReadyState = (value) => {
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Object.defineProperty(document, 'readyState', {
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value,
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configurable: true,
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});
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};
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const fireReadyStateChangeEvent = () => {
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document.dispatchEvent(new Event('readystatechange'));
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};
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beforeEach(() => {
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setReadyState('interactive');
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});
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afterEach(() => {
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setReadyState(originalReadyState);
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});
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it('does not call `window.snowplow` until `readystatechange` is fired and `document.readyState` equals `complete`', () => {
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Tracking.enableFormTracking({ fields: { allow: ['input-class1'] } });
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expect(snowplowSpy).not.toHaveBeenCalled();
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fireReadyStateChangeEvent();
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expect(snowplowSpy).not.toHaveBeenCalled();
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setReadyState('complete');
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fireReadyStateChangeEvent();
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expect(snowplowSpy).toHaveBeenCalled();
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});
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});
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});
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describe('.flushPendingEvents', () => {
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it('flushes any pending events', () => {
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Tracking.initialized = false;
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Tracking.event(TEST_CATEGORY, TEST_ACTION, { label: TEST_LABEL });
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expect(snowplowSpy).not.toHaveBeenCalled();
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Tracking.flushPendingEvents();
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expect(snowplowSpy).toHaveBeenCalledWith('trackStructEvent', {
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category: TEST_CATEGORY,
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action: TEST_ACTION,
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label: TEST_LABEL,
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property: undefined,
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value: undefined,
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context: [standardContext],
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});
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});
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});
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describe('.setAnonymousUrls', () => {
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afterEach(() => {
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window.gl.snowplowPseudonymizedPageUrl = '';
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localStorage.removeItem(URLS_CACHE_STORAGE_KEY);
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});
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it('does nothing if URLs are not provided', () => {
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Tracking.setAnonymousUrls();
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expect(snowplowSpy).not.toHaveBeenCalled();
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expect(localStorage.getItem(URLS_CACHE_STORAGE_KEY)).toBe(null);
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});
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it('sets the page URL when provided and populates the cache', () => {
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window.gl.snowplowPseudonymizedPageUrl = TEST_HOST;
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Tracking.setAnonymousUrls();
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expect(snowplowSpy).toHaveBeenCalledWith('setCustomUrl', TEST_HOST);
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expect(JSON.parse(localStorage.getItem(URLS_CACHE_STORAGE_KEY))[0]).toStrictEqual({
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url: TEST_HOST,
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referrer: '',
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originalUrl: window.location.href,
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timestamp: Date.now(),
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});
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});
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it('does not appends the hash/fragment to the pseudonymized URL', () => {
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window.gl.snowplowPseudonymizedPageUrl = TEST_HOST;
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window.location.hash = 'first-heading';
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Tracking.setAnonymousUrls();
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expect(snowplowSpy).toHaveBeenCalledWith('setCustomUrl', TEST_HOST);
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});
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describe('allowed hashes/fragments', () => {
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it.each`
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hash | appends | description
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${'note_abc_123'} | ${true} | ${'appends'}
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${'diff-content-819'} | ${true} | ${'appends'}
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${'first_heading'} | ${false} | ${'does not append'}
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`('$description `$hash` hash', ({ hash, appends }) => {
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window.gl.snowplowPseudonymizedPageUrl = TEST_HOST;
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window.location.hash = hash;
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Tracking.setAnonymousUrls();
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const url = appends ? `${TEST_HOST}#${hash}` : TEST_HOST;
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expect(snowplowSpy).toHaveBeenCalledWith('setCustomUrl', url);
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});
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});
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it('does not set the referrer URL by default', () => {
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window.gl.snowplowPseudonymizedPageUrl = TEST_HOST;
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Tracking.setAnonymousUrls();
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expect(snowplowSpy).not.toHaveBeenCalledWith('setReferrerUrl', expect.any(String));
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});
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describe('with referrers cache', () => {
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const testUrl = '/namespace:1/project:2/-/merge_requests/5';
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const testOriginalUrl = '/my-namespace/my-project/-/merge_requests/';
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const setUrlsCache = (data) =>
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localStorage.setItem(URLS_CACHE_STORAGE_KEY, JSON.stringify(data));
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beforeEach(() => {
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window.gl.snowplowPseudonymizedPageUrl = TEST_HOST;
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Object.defineProperty(document, 'referrer', { value: '', configurable: true });
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});
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it('does nothing if a referrer can not be found', () => {
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setUrlsCache([
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{
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url: testUrl,
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originalUrl: TEST_HOST,
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timestamp: Date.now(),
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},
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]);
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Tracking.setAnonymousUrls();
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expect(snowplowSpy).not.toHaveBeenCalledWith('setReferrerUrl', expect.any(String));
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});
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it('sets referrer URL from the page URL found in cache', () => {
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Object.defineProperty(document, 'referrer', { value: testOriginalUrl });
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setUrlsCache([
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{
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url: testUrl,
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originalUrl: testOriginalUrl,
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timestamp: Date.now(),
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},
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]);
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Tracking.setAnonymousUrls();
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expect(snowplowSpy).toHaveBeenCalledWith('setReferrerUrl', testUrl);
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});
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it('ignores and removes old entries from the cache', () => {
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const oldTimestamp = Date.now() - (REFERRER_TTL + 1);
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Object.defineProperty(document, 'referrer', { value: testOriginalUrl });
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setUrlsCache([
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{
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url: testUrl,
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originalUrl: testOriginalUrl,
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timestamp: oldTimestamp,
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},
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]);
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Tracking.setAnonymousUrls();
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expect(snowplowSpy).not.toHaveBeenCalledWith('setReferrerUrl', testUrl);
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expect(localStorage.getItem(URLS_CACHE_STORAGE_KEY)).not.toContain(oldTimestamp.toString());
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});
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});
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});
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describe('tracking interface events with data-track-action', () => {
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let eventSpy;
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beforeEach(() => {
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eventSpy = jest.spyOn(Tracking, 'event');
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setHTMLFixture(`
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<input data-track-action="click_input1" data-track-label="button" value="0" />
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<input data-track-action="click_input2" data-track-value="0" value="0" />
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<input type="checkbox" data-track-action="toggle_checkbox" value=1 checked />
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<input class="dropdown" data-track-action="toggle_dropdown"/>
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<div data-track-action="nested_event"><span class="nested"></span></div>
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<input data-track-bogus="click_bogusinput" data-track-label="button" value="1" />
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<input data-track-action="click_input3" data-track-experiment="example" value="1" />
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<input data-track-action="event_with_extra" data-track-extra='{ "foo": "bar" }' />
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<input data-track-action="event_with_invalid_extra" data-track-extra="invalid_json" />
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`);
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});
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it(`binds to clicks on elements matching [data-track-action]`, () => {
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document.querySelector(`[data-track-action="click_input1"]`).click();
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expect(eventSpy).toHaveBeenCalledWith(TEST_CATEGORY, 'click_input1', {
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label: TEST_LABEL,
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value: '0',
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});
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});
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it(`does not bind to clicks on elements without [data-track-action]`, () => {
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document.querySelector('[data-track-bogus="click_bogusinput"]').click();
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expect(eventSpy).not.toHaveBeenCalled();
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});
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it('allows value override with the data-track-value attribute', () => {
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document.querySelector(`[data-track-action="click_input2"]`).click();
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expect(eventSpy).toHaveBeenCalledWith(TEST_CATEGORY, 'click_input2', {
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value: '0',
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});
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expect(snowplowSpy).toHaveBeenCalledWith('trackStructEvent', {
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category: TEST_CATEGORY,
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action: 'click_input2',
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label: undefined,
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property: undefined,
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value: 0,
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context: [standardContext],
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});
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});
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it('handles checkbox values correctly', () => {
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const checkbox = document.querySelector(`[data-track-action="toggle_checkbox"]`);
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checkbox.click(); // unchecking
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expect(eventSpy).toHaveBeenCalledWith(TEST_CATEGORY, 'toggle_checkbox', {
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value: 0,
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});
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checkbox.click(); // checking
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expect(eventSpy).toHaveBeenCalledWith(TEST_CATEGORY, 'toggle_checkbox', {
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value: '1',
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});
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});
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it('handles bootstrap dropdowns', () => {
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const dropdown = document.querySelector(`[data-track-action="toggle_dropdown"]`);
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dropdown.dispatchEvent(new Event('show.bs.dropdown', { bubbles: true }));
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expect(eventSpy).toHaveBeenCalledWith(TEST_CATEGORY, 'toggle_dropdown_show', {});
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dropdown.dispatchEvent(new Event('hide.bs.dropdown', { bubbles: true }));
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expect(eventSpy).toHaveBeenCalledWith(TEST_CATEGORY, 'toggle_dropdown_hide', {});
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});
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it('handles nested elements inside an element with tracking', () => {
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document.querySelector('span.nested').click();
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expect(eventSpy).toHaveBeenCalledWith(TEST_CATEGORY, 'nested_event', {});
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});
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it('includes experiment data if linked to an experiment', () => {
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const mockExperimentData = {
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variant: 'candidate',
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experiment: 'example',
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key: '2bff73f6bb8cc11156c50a8ba66b9b8b',
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};
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getExperimentData.mockReturnValue(mockExperimentData);
|
|
|
|
document.querySelector(`[data-track-action="click_input3"]`).click();
|
|
|
|
expect(eventSpy).toHaveBeenCalledWith(TEST_CATEGORY, 'click_input3', {
|
|
value: '1',
|
|
context: { schema: TRACKING_CONTEXT_SCHEMA, data: mockExperimentData },
|
|
});
|
|
});
|
|
|
|
it('supports extra data as JSON', () => {
|
|
document.querySelector(`[data-track-action="event_with_extra"]`).click();
|
|
|
|
expect(eventSpy).toHaveBeenCalledWith(TEST_CATEGORY, 'event_with_extra', {
|
|
extra: { foo: 'bar' },
|
|
});
|
|
});
|
|
|
|
it('ignores extra if provided JSON is invalid', () => {
|
|
document.querySelector(`[data-track-action="event_with_invalid_extra"]`).click();
|
|
|
|
expect(eventSpy).toHaveBeenCalledWith(TEST_CATEGORY, 'event_with_invalid_extra', {});
|
|
});
|
|
});
|
|
|
|
describe('tracking page loaded events with -action', () => {
|
|
let eventSpy;
|
|
|
|
beforeEach(() => {
|
|
eventSpy = jest.spyOn(Tracking, 'event');
|
|
setHTMLFixture(`
|
|
<div data-track-action="click_link" data-track-label="all_nested_links">
|
|
<input data-track-action="render" data-track-label="label1" value=1 data-track-property="_property_" />
|
|
<span data-track-action="render" data-track-label="label2" data-track-value="1">
|
|
<a href="#" id="link">Something</a>
|
|
</span>
|
|
<input data-track-action="_render_bogus_" data-track-label="label3" value="_value_" data-track-property="_property_" />
|
|
</div>
|
|
`);
|
|
Tracking.trackLoadEvents(TEST_CATEGORY);
|
|
});
|
|
|
|
it(`sends tracking events when [data-track-action="render"] is on an element`, () => {
|
|
expect(eventSpy.mock.calls).toEqual([
|
|
[
|
|
TEST_CATEGORY,
|
|
'render',
|
|
{
|
|
label: 'label1',
|
|
value: '1',
|
|
property: '_property_',
|
|
},
|
|
],
|
|
[
|
|
TEST_CATEGORY,
|
|
'render',
|
|
{
|
|
label: 'label2',
|
|
value: '1',
|
|
},
|
|
],
|
|
]);
|
|
});
|
|
|
|
describe.each`
|
|
event | actionSuffix
|
|
${'click'} | ${''}
|
|
${'show.bs.dropdown'} | ${'_show'}
|
|
${'hide.bs.dropdown'} | ${'_hide'}
|
|
`(`auto-tracking $event events on nested elements`, ({ event, actionSuffix }) => {
|
|
let link;
|
|
|
|
beforeEach(() => {
|
|
link = document.querySelector('#link');
|
|
eventSpy.mockClear();
|
|
});
|
|
|
|
it(`avoids using ancestor [data-track-action="render"] tracking configurations`, () => {
|
|
link.dispatchEvent(new Event(event, { bubbles: true }));
|
|
|
|
expect(eventSpy).not.toHaveBeenCalledWith(
|
|
TEST_CATEGORY,
|
|
`render${actionSuffix}`,
|
|
expect.any(Object),
|
|
);
|
|
expect(eventSpy).toHaveBeenCalledWith(
|
|
TEST_CATEGORY,
|
|
`click_link${actionSuffix}`,
|
|
expect.objectContaining({ label: 'all_nested_links' }),
|
|
);
|
|
});
|
|
});
|
|
});
|
|
|
|
describe('tracking mixin', () => {
|
|
describe('trackingOptions', () => {
|
|
it('returns the options defined on initialisation', () => {
|
|
const mixin = Tracking.mixin({ foo: 'bar' });
|
|
expect(mixin.computed.trackingOptions()).toEqual({ foo: 'bar' });
|
|
});
|
|
|
|
it('lets local tracking value override and extend options', () => {
|
|
const mixin = Tracking.mixin({ foo: 'bar' });
|
|
// The value of this in the Vue lifecyle is different, but this serves the test's purposes
|
|
mixin.computed.tracking = { foo: 'baz', baz: 'bar' };
|
|
expect(mixin.computed.trackingOptions()).toEqual({ foo: 'baz', baz: 'bar' });
|
|
});
|
|
|
|
it('includes experiment data if linked to an experiment', () => {
|
|
const mockExperimentData = {
|
|
variant: 'candidate',
|
|
experiment: 'darkMode',
|
|
};
|
|
getExperimentData.mockReturnValue(mockExperimentData);
|
|
|
|
const mixin = Tracking.mixin({ foo: 'bar', experiment: 'darkMode' });
|
|
expect(mixin.computed.trackingOptions()).toEqual({
|
|
foo: 'bar',
|
|
context: {
|
|
schema: TRACKING_CONTEXT_SCHEMA,
|
|
data: mockExperimentData,
|
|
},
|
|
});
|
|
});
|
|
|
|
it('does not include experiment data if experiment data does not exist', () => {
|
|
const mixin = Tracking.mixin({ foo: 'bar', experiment: 'lightMode' });
|
|
expect(mixin.computed.trackingOptions()).toEqual({
|
|
foo: 'bar',
|
|
});
|
|
});
|
|
});
|
|
|
|
describe('trackingCategory', () => {
|
|
it('returns the category set in the component properties first', () => {
|
|
const mixin = Tracking.mixin({ category: 'foo' });
|
|
mixin.computed.tracking = {
|
|
category: 'bar',
|
|
};
|
|
expect(mixin.computed.trackingCategory()).toBe('bar');
|
|
});
|
|
|
|
it('returns the category set in the options', () => {
|
|
const mixin = Tracking.mixin({ category: 'foo' });
|
|
expect(mixin.computed.trackingCategory()).toBe('foo');
|
|
});
|
|
|
|
it('returns undefined if no category is selected', () => {
|
|
const mixin = Tracking.mixin();
|
|
expect(mixin.computed.trackingCategory()).toBe(undefined);
|
|
});
|
|
});
|
|
|
|
describe('track', () => {
|
|
let eventSpy;
|
|
let mixin;
|
|
|
|
beforeEach(() => {
|
|
eventSpy = jest.spyOn(Tracking, 'event').mockReturnValue();
|
|
mixin = Tracking.mixin();
|
|
mixin = {
|
|
...mixin.computed,
|
|
...mixin.methods,
|
|
};
|
|
});
|
|
|
|
it('calls the event method with no category or action defined', () => {
|
|
mixin.trackingCategory = mixin.trackingCategory();
|
|
mixin.trackingOptions = mixin.trackingOptions();
|
|
|
|
mixin.track();
|
|
expect(eventSpy).toHaveBeenCalledWith(undefined, undefined, {});
|
|
});
|
|
|
|
it('calls the event method', () => {
|
|
mixin.trackingCategory = mixin.trackingCategory();
|
|
mixin.trackingOptions = mixin.trackingOptions();
|
|
|
|
mixin.track('foo');
|
|
expect(eventSpy).toHaveBeenCalledWith(undefined, 'foo', {});
|
|
});
|
|
|
|
it('gives precedence to data for category and options', () => {
|
|
mixin.trackingCategory = mixin.trackingCategory();
|
|
mixin.trackingOptions = mixin.trackingOptions();
|
|
const data = { category: 'foo', label: 'baz' };
|
|
mixin.track('foo', data);
|
|
expect(eventSpy).toHaveBeenCalledWith('foo', 'foo', data);
|
|
});
|
|
});
|
|
});
|
|
});
|