gitlab-org--gitlab-foss/spec/frontend/serverless/survey_banner_spec.js

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import { GlBanner } from '@gitlab/ui';
import { shallowMount } from '@vue/test-utils';
import Cookies from 'js-cookie';
import SurveyBanner from '~/serverless/survey_banner.vue';
describe('Knative survey banner', () => {
let wrapper;
function mountBanner() {
wrapper = shallowMount(SurveyBanner, {
propsData: {
surveyUrl: 'http://somesurvey.com/',
},
});
}
afterEach(() => {
wrapper.destroy();
wrapper = null;
});
it('should render the banner when the cookie is absent', () => {
jest.spyOn(Cookies, 'get').mockReturnValue(undefined);
mountBanner();
expect(Cookies.get).toHaveBeenCalled();
expect(wrapper.find(GlBanner).exists()).toBe(true);
});
it('should close the banner and set a cookie when close button is clicked', () => {
jest.spyOn(Cookies, 'get').mockReturnValue(undefined);
jest.spyOn(Cookies, 'set');
mountBanner();
expect(wrapper.find(GlBanner).exists()).toBe(true);
wrapper.find(GlBanner).vm.$emit('close');
return wrapper.vm.$nextTick().then(() => {
expect(Cookies.set).toHaveBeenCalledWith('hide_serverless_survey', 'true', { expires: 3650 });
expect(wrapper.find(GlBanner).exists()).toBe(false);
});
});
it('should not render the banner when the cookie is set', () => {
jest.spyOn(Cookies, 'get').mockReturnValue('true');
mountBanner();
expect(Cookies.get).toHaveBeenCalled();
expect(wrapper.find(GlBanner).exists()).toBe(false);
});
});