629 lines
20 KiB
Plaintext
629 lines
20 KiB
Plaintext
import { beforeAll, describe, expect, it, vi } from 'vitest';
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import { createRef } from 'react';
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import { fireEvent, render } from '@testing-library/react';
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import { pdfjs } from './index.test.js';
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import Thumbnail from './Thumbnail.js';
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import failingPdf from '../../../__mocks__/_failing_pdf.js';
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import silentlyFailingPdf from '../../../__mocks__/_silently_failing_pdf.js';
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import { loadPDF, makeAsyncCallback, muteConsole, restoreConsole } from '../../../test-utils.js';
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import DocumentContext from './DocumentContext.js';
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import type { PDFDocumentProxy, PDFPageProxy } from 'pdfjs-dist';
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import type { DocumentContextType, PageCallback } from './shared/types.js';
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const pdfFile = loadPDF('./../../__mocks__/_pdf.pdf');
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const pdfFile2 = loadPDF('./../../__mocks__/_pdf2.pdf');
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function renderWithContext(children: React.ReactNode, context: Partial<DocumentContextType>) {
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const { rerender, ...otherResult } = render(
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<DocumentContext.Provider value={context as DocumentContextType}>
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{children}
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</DocumentContext.Provider>,
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);
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return {
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...otherResult,
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rerender: (
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nextChildren: React.ReactNode,
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nextContext: Partial<DocumentContextType> = context,
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) =>
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rerender(
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<DocumentContext.Provider value={nextContext as DocumentContextType}>
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{nextChildren}
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</DocumentContext.Provider>,
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),
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};
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}
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describe('Thumbnail', () => {
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// Loaded PDF file
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let pdf: PDFDocumentProxy;
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let pdf2: PDFDocumentProxy;
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// Object with basic loaded page information that shall match after successful loading
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const desiredLoadedThumbnail: Partial<PDFPageProxy> = {};
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const desiredLoadedThumbnail2: Partial<PDFPageProxy> = {};
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const desiredLoadedThumbnail3: Partial<PDFPageProxy> = {};
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beforeAll(async () => {
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pdf = await pdfjs.getDocument({ data: pdfFile.arrayBuffer }).promise;
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const page = await pdf.getPage(1);
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desiredLoadedThumbnail._pageIndex = page._pageIndex;
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desiredLoadedThumbnail._pageInfo = page._pageInfo;
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const page2 = await pdf.getPage(2);
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desiredLoadedThumbnail2._pageIndex = page2._pageIndex;
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desiredLoadedThumbnail2._pageInfo = page2._pageInfo;
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pdf2 = await pdfjs.getDocument({ data: pdfFile2.arrayBuffer }).promise;
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const page3 = await pdf2.getPage(1);
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desiredLoadedThumbnail3._pageIndex = page3._pageIndex;
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desiredLoadedThumbnail3._pageInfo = page3._pageInfo;
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});
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describe('loading', () => {
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it('loads a page and calls onLoadSuccess callback properly when placed inside Document', async () => {
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const { func: onLoadSuccess, promise: onLoadSuccessPromise } = makeAsyncCallback();
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renderWithContext(<Thumbnail onLoadSuccess={onLoadSuccess} pageIndex={0} />, { pdf });
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expect.assertions(1);
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await expect(onLoadSuccessPromise).resolves.toMatchObject([desiredLoadedThumbnail]);
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});
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it('loads a page and calls onLoadSuccess callback properly when pdf prop is passed', async () => {
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const { func: onLoadSuccess, promise: onLoadSuccessPromise } = makeAsyncCallback();
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render(<Thumbnail onLoadSuccess={onLoadSuccess} pageIndex={0} pdf={pdf} />);
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expect.assertions(1);
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await expect(onLoadSuccessPromise).resolves.toMatchObject([desiredLoadedThumbnail]);
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});
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it('returns all desired parameters in onLoadSuccess callback', async () => {
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const { func: onLoadSuccess, promise: onLoadSuccessPromise } =
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makeAsyncCallback<[PageCallback]>();
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renderWithContext(<Thumbnail onLoadSuccess={onLoadSuccess} pageIndex={0} />, { pdf });
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expect.assertions(5);
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const [page] = await onLoadSuccessPromise;
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expect(page.width).toBeDefined();
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expect(page.height).toBeDefined();
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expect(page.originalWidth).toBeDefined();
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expect(page.originalHeight).toBeDefined();
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// Example of a method that got stripped away in the past
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expect(page.getTextContent).toBeInstanceOf(Function);
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});
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it('calls onLoadError when failed to load a page', async () => {
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const { func: onLoadError, promise: onLoadErrorPromise } = makeAsyncCallback();
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muteConsole();
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renderWithContext(<Thumbnail onLoadError={onLoadError} pageIndex={0} />, { pdf: failingPdf });
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expect.assertions(1);
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await expect(onLoadErrorPromise).resolves.toMatchObject([expect.any(Error)]);
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restoreConsole();
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});
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it('loads page when given pageIndex', async () => {
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const { func: onLoadSuccess, promise: onLoadSuccessPromise } = makeAsyncCallback();
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renderWithContext(<Thumbnail onLoadSuccess={onLoadSuccess} pageIndex={0} />, { pdf });
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expect.assertions(1);
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const [page] = await onLoadSuccessPromise;
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expect(page).toMatchObject(desiredLoadedThumbnail);
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});
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it('loads page when given pageNumber', async () => {
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const { func: onLoadSuccess, promise: onLoadSuccessPromise } = makeAsyncCallback();
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renderWithContext(<Thumbnail onLoadSuccess={onLoadSuccess} pageNumber={1} />, { pdf });
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expect.assertions(1);
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const [page] = await onLoadSuccessPromise;
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expect(page).toMatchObject(desiredLoadedThumbnail);
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});
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it('loads page of a given number when given conflicting pageNumber and pageIndex', async () => {
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const { func: onLoadSuccess, promise: onLoadSuccessPromise } = makeAsyncCallback();
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renderWithContext(<Thumbnail onLoadSuccess={onLoadSuccess} pageIndex={1} pageNumber={1} />, {
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pdf,
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});
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expect.assertions(1);
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const [page] = await onLoadSuccessPromise;
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expect(page).toMatchObject(desiredLoadedThumbnail);
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});
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it('replaces a page properly when pdf is changed', async () => {
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const { func: onLoadSuccess, promise: onLoadSuccessPromise } = makeAsyncCallback();
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const { rerender } = renderWithContext(
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<Thumbnail onLoadSuccess={onLoadSuccess} pageIndex={0} />,
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{
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pdf,
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},
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);
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expect.assertions(2);
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await expect(onLoadSuccessPromise).resolves.toMatchObject([desiredLoadedThumbnail]);
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const { func: onLoadSuccess2, promise: onLoadSuccessPromise2 } = makeAsyncCallback();
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rerender(<Thumbnail onLoadSuccess={onLoadSuccess2} pageIndex={0} />, { pdf: pdf2 });
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await expect(onLoadSuccessPromise2).resolves.toMatchObject([desiredLoadedThumbnail3]);
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});
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it('replaces a page properly when pageNumber is changed', async () => {
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const { func: onLoadSuccess, promise: onLoadSuccessPromise } = makeAsyncCallback();
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const { rerender } = renderWithContext(
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<Thumbnail onLoadSuccess={onLoadSuccess} pageIndex={0} />,
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{
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pdf,
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},
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);
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expect.assertions(2);
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await expect(onLoadSuccessPromise).resolves.toMatchObject([desiredLoadedThumbnail]);
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const { func: onLoadSuccess2, promise: onLoadSuccessPromise2 } = makeAsyncCallback();
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rerender(<Thumbnail onLoadSuccess={onLoadSuccess2} pageIndex={1} />, { pdf });
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await expect(onLoadSuccessPromise2).resolves.toMatchObject([desiredLoadedThumbnail2]);
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});
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it('throws an error when placed outside Document without pdf prop passed', () => {
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muteConsole();
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expect(() => render(<Thumbnail pageIndex={0} />)).toThrow();
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restoreConsole();
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});
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});
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describe('rendering', () => {
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it('applies className to its wrapper when given a string', () => {
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const className = 'testClassName';
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const { container } = renderWithContext(<Thumbnail className={className} pageIndex={0} />, {
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pdf,
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});
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const wrapper = container.querySelector('.react-pdf__Thumbnail');
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expect(wrapper).toHaveClass(className);
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});
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it('passes container element to inputRef properly', () => {
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const inputRef = createRef<HTMLDivElement>();
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renderWithContext(<Thumbnail inputRef={inputRef} pageIndex={1} />, {
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pdf: silentlyFailingPdf,
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});
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expect(inputRef.current).toBeInstanceOf(HTMLDivElement);
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});
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it('passes canvas element to ThumbnailCanvas properly', async () => {
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const { func: onLoadSuccess, promise: onLoadSuccessPromise } = makeAsyncCallback();
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const canvasRef = createRef<HTMLCanvasElement>();
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const { container } = renderWithContext(
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<Thumbnail canvasRef={canvasRef} onLoadSuccess={onLoadSuccess} pageIndex={0} />,
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{ pdf },
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);
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expect.assertions(1);
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await onLoadSuccessPromise;
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const pageCanvas = container.querySelector('.react-pdf__Thumbnail__page__canvas');
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expect(canvasRef.current).toBe(pageCanvas);
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});
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it('renders "No page specified." when given neither pageIndex nor pageNumber', () => {
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muteConsole();
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const { container } = renderWithContext(<Thumbnail />, { pdf });
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const noData = container.querySelector('.react-pdf__message');
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expect(noData).toBeInTheDocument();
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expect(noData).toHaveTextContent('No page specified.');
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restoreConsole();
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});
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it('renders custom no data message when given nothing and noData is given', () => {
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muteConsole();
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const { container } = renderWithContext(<Thumbnail noData="Nothing here" />, { pdf });
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const noData = container.querySelector('.react-pdf__message');
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expect(noData).toBeInTheDocument();
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expect(noData).toHaveTextContent('Nothing here');
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restoreConsole();
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});
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it('renders custom no data message when given nothing and noData is given as a function', () => {
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muteConsole();
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const { container } = renderWithContext(<Thumbnail noData={() => 'Nothing here'} />, { pdf });
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const noData = container.querySelector('.react-pdf__message');
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expect(noData).toBeInTheDocument();
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expect(noData).toHaveTextContent('Nothing here');
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restoreConsole();
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});
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it('renders "Loading page…" when loading a page', async () => {
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const { container } = renderWithContext(<Thumbnail pageIndex={0} />, { pdf });
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const loading = container.querySelector('.react-pdf__message');
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expect(loading).toBeInTheDocument();
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expect(loading).toHaveTextContent('Loading page…');
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});
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it('renders custom loading message when loading a page and loading prop is given', async () => {
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const { container } = renderWithContext(<Thumbnail loading="Loading" pageIndex={0} />, {
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pdf,
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});
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const loading = container.querySelector('.react-pdf__message');
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expect(loading).toBeInTheDocument();
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expect(loading).toHaveTextContent('Loading');
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});
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it('renders custom loading message when loading a page and loading prop is given as a function', async () => {
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const { container } = renderWithContext(
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<Thumbnail loading={() => 'Loading'} pageIndex={0} />,
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{
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pdf,
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},
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);
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const loading = container.querySelector('.react-pdf__message');
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expect(loading).toBeInTheDocument();
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expect(loading).toHaveTextContent('Loading');
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});
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it('ignores pageIndex when given pageIndex and pageNumber', async () => {
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const { func: onLoadSuccess, promise: onLoadSuccessPromise } = makeAsyncCallback();
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renderWithContext(<Thumbnail onLoadSuccess={onLoadSuccess} pageIndex={1} pageNumber={1} />, {
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pdf,
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});
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expect.assertions(1);
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const [page] = await onLoadSuccessPromise;
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expect(page).toMatchObject(desiredLoadedThumbnail);
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});
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it('requests page to be rendered with default rotation when given nothing', async () => {
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const { func: onRenderSuccess, promise: onRenderSuccessPromise } =
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makeAsyncCallback<[PageCallback]>();
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const { container } = renderWithContext(
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<Thumbnail onRenderSuccess={onRenderSuccess} pageIndex={0} />,
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{ pdf },
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);
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const [page] = await onRenderSuccessPromise;
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const pageCanvas = container.querySelector(
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'.react-pdf__Thumbnail__page__canvas',
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) as HTMLCanvasElement;
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const { width, height } = window.getComputedStyle(pageCanvas);
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const viewport = page.getViewport({ scale: 1 });
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// Expect the canvas layer not to be rotated
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expect(Number.parseInt(width, 10)).toBe(Math.floor(viewport.width));
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expect(Number.parseInt(height, 10)).toBe(Math.floor(viewport.height));
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});
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it('requests page to be rendered with given rotation when given rotate prop', async () => {
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const { func: onRenderSuccess, promise: onRenderSuccessPromise } =
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makeAsyncCallback<[PageCallback]>();
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const rotate = 90;
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const { container } = renderWithContext(
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<Thumbnail onRenderSuccess={onRenderSuccess} pageIndex={0} rotate={rotate} />,
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{ pdf },
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);
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const [page] = await onRenderSuccessPromise;
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const pageCanvas = container.querySelector(
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'.react-pdf__Thumbnail__page__canvas',
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) as HTMLCanvasElement;
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const { width, height } = window.getComputedStyle(pageCanvas);
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const viewport = page.getViewport({ scale: 1, rotation: rotate });
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// Expect the canvas layer to be rotated
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expect(Number.parseInt(width, 10)).toBe(Math.floor(viewport.width));
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expect(Number.parseInt(height, 10)).toBe(Math.floor(viewport.height));
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});
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it('requests page to be rendered in canvas mode by default', async () => {
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const { func: onLoadSuccess, promise: onLoadSuccessPromise } = makeAsyncCallback();
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const { container } = renderWithContext(
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<Thumbnail onLoadSuccess={onLoadSuccess} pageIndex={0} />,
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{ pdf },
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);
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expect.assertions(1);
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await onLoadSuccessPromise;
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const pageCanvas = container.querySelector('.react-pdf__Thumbnail__page__canvas');
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expect(pageCanvas).toBeInTheDocument();
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});
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it('requests page not to be rendered when given renderMode = "none"', async () => {
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const { func: onLoadSuccess, promise: onLoadSuccessPromise } = makeAsyncCallback();
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const { container } = renderWithContext(
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<Thumbnail onLoadSuccess={onLoadSuccess} pageIndex={0} renderMode="none" />,
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{ pdf },
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);
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expect.assertions(1);
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await onLoadSuccessPromise;
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const pageCanvas = container.querySelector('.react-pdf__Thumbnail__page__canvas');
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expect(pageCanvas).not.toBeInTheDocument();
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});
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it('requests page to be rendered in canvas mode when given renderMode = "canvas"', async () => {
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const { func: onLoadSuccess, promise: onLoadSuccessPromise } = makeAsyncCallback();
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const { container } = renderWithContext(
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<Thumbnail onLoadSuccess={onLoadSuccess} pageIndex={0} renderMode="canvas" />,
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{ pdf },
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);
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expect.assertions(1);
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await onLoadSuccessPromise;
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const pageCanvas = container.querySelector('.react-pdf__Thumbnail__page__canvas');
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expect(pageCanvas).toBeInTheDocument();
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});
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it('requests page to be rendered in custom mode when given renderMode = "custom"', async () => {
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const { func: onLoadSuccess, promise: onLoadSuccessPromise } = makeAsyncCallback();
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function CustomRenderer() {
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return <div className="custom-renderer" />;
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}
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const { container } = renderWithContext(
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<Thumbnail
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customRenderer={CustomRenderer}
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onLoadSuccess={onLoadSuccess}
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pageIndex={0}
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renderMode="custom"
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/>,
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{ pdf },
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);
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expect.assertions(1);
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await onLoadSuccessPromise;
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const customRenderer = container.querySelector('.custom-renderer');
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expect(customRenderer).toBeInTheDocument();
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});
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});
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it('requests page to be rendered at its original size given nothing', async () => {
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const { func: onLoadSuccess, promise: onLoadSuccessPromise } =
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makeAsyncCallback<[PageCallback]>();
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renderWithContext(<Thumbnail onLoadSuccess={onLoadSuccess} pageIndex={0} />, { pdf });
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expect.assertions(1);
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const [page] = await onLoadSuccessPromise;
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expect(page.width).toEqual(page.originalWidth);
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});
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it('requests page to be rendered with a proper scale when given scale', async () => {
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const { func: onLoadSuccess, promise: onLoadSuccessPromise } =
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makeAsyncCallback<[PageCallback]>();
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const scale = 1.5;
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renderWithContext(<Thumbnail onLoadSuccess={onLoadSuccess} pageIndex={0} scale={scale} />, {
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pdf,
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});
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expect.assertions(1);
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const [page] = await onLoadSuccessPromise;
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expect(page.width).toEqual(page.originalWidth * scale);
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});
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it('requests page to be rendered with a proper scale when given width', async () => {
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const { func: onLoadSuccess, promise: onLoadSuccessPromise } =
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makeAsyncCallback<[PageCallback]>();
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const width = 600;
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renderWithContext(<Thumbnail onLoadSuccess={onLoadSuccess} pageIndex={0} width={width} />, {
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pdf,
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});
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expect.assertions(1);
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const [page] = await onLoadSuccessPromise;
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expect(page.width).toEqual(width);
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});
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it('requests page to be rendered with a proper scale when given width and scale (multiplies)', async () => {
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const { func: onLoadSuccess, promise: onLoadSuccessPromise } =
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makeAsyncCallback<[PageCallback]>();
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const width = 600;
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const scale = 1.5;
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renderWithContext(
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<Thumbnail onLoadSuccess={onLoadSuccess} pageIndex={0} scale={scale} width={width} />,
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{
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pdf,
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},
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);
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expect.assertions(1);
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const [page] = await onLoadSuccessPromise;
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expect(page.width).toBeCloseTo(width * scale);
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});
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it('requests page to be rendered with a proper scale when given height', async () => {
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const { func: onLoadSuccess, promise: onLoadSuccessPromise } =
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makeAsyncCallback<[PageCallback]>();
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const height = 850;
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renderWithContext(<Thumbnail height={height} onLoadSuccess={onLoadSuccess} pageIndex={0} />, {
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pdf,
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});
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expect.assertions(1);
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const [page] = await onLoadSuccessPromise;
|
|
|
|
expect(page.height).toEqual(height);
|
|
});
|
|
|
|
it('requests page to be rendered with a proper scale when given height and scale (multiplies)', async () => {
|
|
const { func: onLoadSuccess, promise: onLoadSuccessPromise } =
|
|
makeAsyncCallback<[PageCallback]>();
|
|
const height = 850;
|
|
const scale = 1.5;
|
|
|
|
renderWithContext(
|
|
<Thumbnail height={height} onLoadSuccess={onLoadSuccess} pageIndex={0} scale={scale} />,
|
|
{
|
|
pdf,
|
|
},
|
|
);
|
|
|
|
expect.assertions(1);
|
|
|
|
const [page] = await onLoadSuccessPromise;
|
|
|
|
expect(page.height).toBeCloseTo(height * scale);
|
|
});
|
|
|
|
it('requests page to be rendered with a proper scale when given width and height (ignores height)', async () => {
|
|
const { func: onLoadSuccess, promise: onLoadSuccessPromise } =
|
|
makeAsyncCallback<[PageCallback]>();
|
|
const width = 600;
|
|
const height = 100;
|
|
|
|
renderWithContext(
|
|
<Thumbnail height={height} onLoadSuccess={onLoadSuccess} pageIndex={0} width={width} />,
|
|
{
|
|
pdf,
|
|
},
|
|
);
|
|
|
|
expect.assertions(2);
|
|
|
|
const [page] = await onLoadSuccessPromise;
|
|
|
|
expect(page.width).toEqual(width);
|
|
// Expect proportions to be correct even though invalid height was provided
|
|
expect(page.height).toEqual(page.originalHeight * (page.width / page.originalWidth));
|
|
});
|
|
|
|
it('requests page to be rendered with a proper scale when given width, height and scale (ignores height, multiplies)', async () => {
|
|
const { func: onLoadSuccess, promise: onLoadSuccessPromise } =
|
|
makeAsyncCallback<[PageCallback]>();
|
|
const width = 600;
|
|
const height = 100;
|
|
const scale = 1.5;
|
|
|
|
renderWithContext(
|
|
<Thumbnail
|
|
height={height}
|
|
onLoadSuccess={onLoadSuccess}
|
|
pageIndex={0}
|
|
scale={scale}
|
|
width={width}
|
|
/>,
|
|
{ pdf },
|
|
);
|
|
|
|
expect.assertions(2);
|
|
|
|
const [page] = await onLoadSuccessPromise;
|
|
|
|
expect(page.width).toBeCloseTo(width * scale);
|
|
// Expect proportions to be correct even though invalid height was provided
|
|
expect(page.height).toEqual(page.originalHeight * (page.width / page.originalWidth));
|
|
});
|
|
|
|
it('calls onTouchStart callback when touched a page (sample of touch events family)', () => {
|
|
const onTouchStart = vi.fn();
|
|
|
|
const { container } = renderWithContext(<Thumbnail onTouchStart={onTouchStart} />, { pdf });
|
|
|
|
const page = container.querySelector('.react-pdf__Thumbnail__page') as HTMLDivElement;
|
|
fireEvent.touchStart(page);
|
|
|
|
expect(onTouchStart).toHaveBeenCalled();
|
|
});
|
|
});
|