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import { GlButton } from '@gitlab/ui';
import { nextTick } from 'vue';
import Component from '~/repository/components/blob_viewers/pdf_viewer.vue';
import PdfViewer from '~/blob/pdf/pdf_viewer.vue';
import { shallowMountExtended } from 'helpers/vue_test_utils_helper';
describe('PDF Viewer', () => {
let wrapper;
const DEFAULT_BLOB_DATA = { rawPath: 'some/pdf_blob.pdf' };
const createComponent = (rawSize = 999, externalStorageUrl) => {
wrapper = shallowMountExtended(Component, {
propsData: { blob: { ...DEFAULT_BLOB_DATA, rawSize, externalStorageUrl } },
});
};
const findPDFViewer = () => wrapper.findComponent(PdfViewer);
const findHelpText = () => wrapper.find('p');
const findDownLoadButton = () => wrapper.findComponent(GlButton);
it('renders a PDF Viewer component', () => {
createComponent();
expect(findPDFViewer().exists()).toBe(true);
expect(findPDFViewer().props('pdf')).toBe(DEFAULT_BLOB_DATA.rawPath);
});
describe('Too large', () => {
beforeEach(() => createComponent(20000000));
it('does not a PDF Viewer component', () => {
expect(findPDFViewer().exists()).toBe(false);
});
it('renders help text', () => {
expect(findHelpText().text()).toBe(
'This PDF is too large to display. Please download to view.',
);
});
it('renders a download button', () => {
expect(findDownLoadButton().text()).toBe('Download PDF');
expect(findDownLoadButton().props('icon')).toBe('download');
});
});
describe('Too many pages', () => {
const loadComponent = (externalStorageUrl) => {
const rawSize = 999;
const totalPages = 100;
createComponent(rawSize, externalStorageUrl);
findPDFViewer().vm.$emit('pdflabload', totalPages);
};
beforeEach(() => loadComponent());
it('does not a PDF Viewer component', () => {
expect(findPDFViewer().exists()).toBe(false);
});
it('renders a download button', () => {
expect(findDownLoadButton().exists()).toBe(true);
expect(findDownLoadButton().attributes('href')).toBe(DEFAULT_BLOB_DATA.rawPath);
});
it('renders the correct href when stored externally', async () => {
const externalStorageUrl = 'https://cdn.test.com/project/some/file.js?token=1234';
loadComponent(externalStorageUrl);
await nextTick();
expect(findDownLoadButton().attributes('href')).toBe(externalStorageUrl);
});
});
});
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