gitlab-org--gitlab-foss/spec/frontend/pdf/page_spec.js

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872 B
JavaScript

import Vue, { nextTick } from 'vue';
import mountComponent from 'helpers/vue_mount_component_helper';
import PageComponent from '~/pdf/page/index.vue';
jest.mock('pdfjs-dist/webpack', () => {
return { default: jest.requireActual('pdfjs-dist/build/pdf') };
});
describe('Page component', () => {
const Component = Vue.extend(PageComponent);
let vm;
afterEach(() => {
vm.$destroy();
});
it('renders the page when mounting', async () => {
const testPage = {
render: jest.fn().mockReturnValue({ promise: Promise.resolve() }),
getViewport: jest.fn().mockReturnValue({}),
};
vm = mountComponent(Component, {
page: testPage,
number: 1,
});
expect(vm.rendering).toBe(true);
await nextTick();
expect(testPage.render).toHaveBeenCalledWith(vm.renderContext);
expect(vm.rendering).toBe(false);
});
});