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withPageViewEven.test.js
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withPageViewEven.test.js
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/*
* Backpack - Skyscanner's Design System
*
* Copyright 2016-2019 Skyscanner Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import React from 'react';
import renderer from 'react-test-renderer';
import withPageViewEvent from './withPageViewEvent';
jest.mock('../helpers/google-analytics-helper', () => ({
...jest.requireActual('../helpers/google-analytics-helper'),
sendPageView: jest.fn(),
}));
const ga = jest.requireMock('../helpers/google-analytics-helper');
const RouteComponent = () => null;
describe('withPageViewEvent', () => {
afterEach(() => {
ga.sendPageView.mockClear();
});
it('triggers page views when rendering a route', () => {
const WithPageView = withPageViewEvent(RouteComponent);
renderer.create(
<WithPageView location={{ pathname: '/tokens/animation', search: '' }} />,
);
expect(ga.sendPageView).toHaveBeenCalled();
expect(ga.sendPageView.mock.calls[0][0]).toBe('/tokens/animation');
});
describe('component routes', () => {
it('does not trigger any events if the route does not have a paltform param', () => {
const WithPageView = withPageViewEvent(RouteComponent);
renderer.create(
<WithPageView
location={{ pathname: '/components/button', search: '' }}
/>,
);
expect(ga.sendPageView).not.toHaveBeenCalled();
});
it('triggers page views with the correct platform', () => {
const WithPageView = withPageViewEvent(RouteComponent);
renderer.create(
<WithPageView
location={{ pathname: '/components/button', search: '?platform=web' }}
/>,
);
expect(ga.sendPageView).toHaveBeenCalled();
expect(ga.sendPageView.mock.calls[0][0]).toBe(
'/components/button?platform=web',
);
});
it('ignores extra query params', () => {
const WithPageView = withPageViewEvent(RouteComponent);
renderer.create(
<WithPageView
location={{
pathname: '/components/button',
search: '?foo=bar&platform=web',
}}
/>,
);
expect(ga.sendPageView).toHaveBeenCalled();
expect(ga.sendPageView.mock.calls[0][0]).toBe(
'/components/button?platform=web',
);
});
});
});