592 lines
22 KiB
JavaScript
592 lines
22 KiB
JavaScript
/* globals PDFJS, expect, it, describe, Promise, combineUrl, waitsFor,
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InvalidPDFException, MissingPDFException, StreamType, FontType,
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PDFDocumentProxy, PasswordException, PasswordResponses,
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PDFPageProxy, createPromiseCapability, afterEach */
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'use strict';
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describe('api', function() {
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var basicApiUrl = combineUrl(window.location.href, '../pdfs/basicapi.pdf');
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var basicApiFileLength = 105779; // bytes
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function waitsForPromiseResolved(promise, successCallback) {
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var resolved = false;
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promise.then(function(val) {
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resolved = true;
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successCallback(val);
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},
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function(error) {
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// Shouldn't get here.
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expect(error).toEqual('the promise should not have been rejected');
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});
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waitsFor(function() {
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return resolved;
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}, 20000);
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}
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function waitsForPromiseRejected(promise, failureCallback) {
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var rejected = false;
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promise.then(function(val) {
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// Shouldn't get here.
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expect(false).toEqual(true);
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},
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function(error) {
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rejected = true;
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failureCallback(error);
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});
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waitsFor(function() {
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return rejected;
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}, 20000);
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}
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describe('PDFJS', function() {
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describe('getDocument', function() {
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it('creates pdf doc from URL', function() {
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var loadingTask = PDFJS.getDocument(basicApiUrl);
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var isProgressReportedResolved = false;
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var progressReportedCapability = createPromiseCapability();
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// Attach the callback that is used to report loading progress;
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// similarly to how viewer.js works.
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loadingTask.onProgress = function (progressData) {
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if (!isProgressReportedResolved) {
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isProgressReportedResolved = true;
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progressReportedCapability.resolve(progressData);
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}
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};
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var promises = [
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progressReportedCapability.promise,
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loadingTask.promise
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];
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waitsForPromiseResolved(Promise.all(promises), function (data) {
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expect((data[0].loaded / data[0].total) > 0).toEqual(true);
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expect(data[1] instanceof PDFDocumentProxy).toEqual(true);
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expect(loadingTask).toEqual(data[1].loadingTask);
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});
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});
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it('creates pdf doc from URL and aborts before worker initialized',
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function() {
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var loadingTask = PDFJS.getDocument(basicApiUrl);
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loadingTask.destroy();
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waitsForPromiseRejected(loadingTask.promise, function(reason) {
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expect(true).toEqual(true);
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});
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});
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it('creates pdf doc from URL and aborts loading after worker initialized',
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function() {
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var loadingTask = PDFJS.getDocument(basicApiUrl);
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// This can be somewhat random -- we cannot guarantee perfect
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// 'Terminate' message to the worker before/after setting up pdfManager.
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var destroyed = loadingTask._worker.promise.then(function () {
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return loadingTask.destroy();
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});
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waitsForPromiseResolved(destroyed, function (data) {
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expect(true).toEqual(true);
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});
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});
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it('creates pdf doc from typed array', function() {
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var nonBinaryRequest = PDFJS.disableWorker;
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var request = new XMLHttpRequest();
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request.open('GET', basicApiUrl, false);
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if (!nonBinaryRequest) {
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try {
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request.responseType = 'arraybuffer';
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nonBinaryRequest = request.responseType !== 'arraybuffer';
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} catch (e) {
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nonBinaryRequest = true;
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}
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}
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if (nonBinaryRequest && request.overrideMimeType) {
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request.overrideMimeType('text/plain; charset=x-user-defined');
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}
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request.send(null);
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var typedArrayPdf;
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if (nonBinaryRequest) {
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var data = Array.prototype.map.call(request.responseText,
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function (ch) {
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return ch.charCodeAt(0) & 0xFF;
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});
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typedArrayPdf = new Uint8Array(data);
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} else {
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typedArrayPdf = new Uint8Array(request.response);
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}
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// Sanity check to make sure that we fetched the entire PDF file.
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expect(typedArrayPdf.length).toEqual(basicApiFileLength);
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var promise = PDFJS.getDocument(typedArrayPdf);
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waitsForPromiseResolved(promise, function(data) {
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expect(data instanceof PDFDocumentProxy).toEqual(true);
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});
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});
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it('creates pdf doc from invalid PDF file', function() {
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// A severely corrupt PDF file (even Adobe Reader fails to open it).
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var url = combineUrl(window.location.href, '../pdfs/bug1020226.pdf');
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var promise = PDFJS.getDocument(url);
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waitsForPromiseRejected(promise, function (error) {
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expect(error instanceof InvalidPDFException).toEqual(true);
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});
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});
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it('creates pdf doc from non-existent URL', function() {
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var nonExistentUrl = combineUrl(window.location.href,
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'../pdfs/non-existent.pdf');
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var promise = PDFJS.getDocument(nonExistentUrl);
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waitsForPromiseRejected(promise, function(error) {
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expect(error instanceof MissingPDFException).toEqual(true);
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});
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});
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it('creates pdf doc from PDF file protected with user and owner password',
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function () {
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var url = combineUrl(window.location.href, '../pdfs/pr6531_1.pdf');
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var loadingTask = PDFJS.getDocument(url);
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var isPasswordNeededResolved = false;
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var passwordNeededCapability = createPromiseCapability();
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var isPasswordIncorrectResolved = false;
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var passwordIncorrectCapability = createPromiseCapability();
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// Attach the callback that is used to request a password;
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// similarly to how viewer.js handles passwords.
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loadingTask.onPassword = function (updatePassword, reason) {
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if (reason === PasswordResponses.NEED_PASSWORD &&
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!isPasswordNeededResolved) {
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isPasswordNeededResolved = true;
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passwordNeededCapability.resolve();
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updatePassword('qwerty'); // Provide an incorrect password.
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return;
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}
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if (reason === PasswordResponses.INCORRECT_PASSWORD &&
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!isPasswordIncorrectResolved) {
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isPasswordIncorrectResolved = true;
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passwordIncorrectCapability.resolve();
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updatePassword('asdfasdf'); // Provide the correct password.
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return;
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}
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// Shouldn't get here.
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expect(false).toEqual(true);
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};
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var promises = [
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passwordNeededCapability.promise,
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passwordIncorrectCapability.promise,
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loadingTask.promise
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];
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waitsForPromiseResolved(Promise.all(promises), function (data) {
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expect(data[2] instanceof PDFDocumentProxy).toEqual(true);
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});
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});
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it('creates pdf doc from PDF file protected with only a user password',
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function () {
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var url = combineUrl(window.location.href, '../pdfs/pr6531_2.pdf');
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var passwordNeededPromise = PDFJS.getDocument({
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url: url, password: '',
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});
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waitsForPromiseRejected(passwordNeededPromise, function (data) {
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expect(data instanceof PasswordException).toEqual(true);
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expect(data.code).toEqual(PasswordResponses.NEED_PASSWORD);
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});
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var passwordIncorrectPromise = PDFJS.getDocument({
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url: url, password: 'qwerty',
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});
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waitsForPromiseRejected(passwordIncorrectPromise, function (data) {
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expect(data instanceof PasswordException).toEqual(true);
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expect(data.code).toEqual(PasswordResponses.INCORRECT_PASSWORD);
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});
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var passwordAcceptedPromise = PDFJS.getDocument({
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url: url, password: 'asdfasdf',
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});
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waitsForPromiseResolved(passwordAcceptedPromise, function (data) {
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expect(data instanceof PDFDocumentProxy).toEqual(true);
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});
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});
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});
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});
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describe('PDFWorker', function() {
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it('worker created or destroyed', function () {
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var worker = new PDFJS.PDFWorker('test1');
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waitsForPromiseResolved(worker.promise, function () {
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expect(worker.name).toEqual('test1');
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expect(!!worker.port).toEqual(true);
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expect(worker.destroyed).toEqual(false);
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expect(!!worker._webWorker).toEqual(true);
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expect(worker.port === worker._webWorker).toEqual(true);
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worker.destroy();
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expect(!!worker.port).toEqual(false);
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expect(worker.destroyed).toEqual(true);
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});
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});
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it('worker created or destroyed by getDocument', function () {
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var loadingTask = PDFJS.getDocument(basicApiUrl);
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var worker;
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waitsForPromiseResolved(loadingTask.promise, function () {
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worker = loadingTask._worker;
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expect(!!worker).toEqual(true);
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});
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var destroyPromise = loadingTask.promise.then(function () {
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return loadingTask.destroy();
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});
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waitsForPromiseResolved(destroyPromise, function () {
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var destroyedWorker = loadingTask._worker;
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expect(!!destroyedWorker).toEqual(false);
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expect(worker.destroyed).toEqual(true);
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});
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});
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it('worker created and can be used in getDocument', function () {
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var worker = new PDFJS.PDFWorker('test1');
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var loadingTask = PDFJS.getDocument({url: basicApiUrl, worker: worker});
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waitsForPromiseResolved(loadingTask.promise, function () {
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var docWorker = loadingTask._worker;
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expect(!!docWorker).toEqual(false);
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// checking is the same port is used in the MessageHandler
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var messageHandlerPort = loadingTask._transport.messageHandler.comObj;
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expect(messageHandlerPort === worker.port).toEqual(true);
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});
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var destroyPromise = loadingTask.promise.then(function () {
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return loadingTask.destroy();
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});
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waitsForPromiseResolved(destroyPromise, function () {
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expect(worker.destroyed).toEqual(false);
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worker.destroy();
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});
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});
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it('creates more than one worker', function () {
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var worker1 = new PDFJS.PDFWorker('test1');
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var worker2 = new PDFJS.PDFWorker('test2');
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var worker3 = new PDFJS.PDFWorker('test3');
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var ready = Promise.all([worker1.promise, worker2.promise,
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worker3.promise]);
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waitsForPromiseResolved(ready, function () {
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expect(worker1.port !== worker2.port &&
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worker1.port !== worker3.port &&
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worker2.port !== worker3.port).toEqual(true);
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worker1.destroy();
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worker2.destroy();
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worker3.destroy();
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});
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});
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});
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describe('PDFDocument', function() {
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var promise = PDFJS.getDocument(basicApiUrl);
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var doc;
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waitsForPromiseResolved(promise, function(data) {
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doc = data;
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});
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it('gets number of pages', function() {
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expect(doc.numPages).toEqual(3);
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});
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it('gets fingerprint', function() {
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var fingerprint = doc.fingerprint;
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expect(typeof fingerprint).toEqual('string');
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expect(fingerprint.length > 0).toEqual(true);
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});
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it('gets page', function() {
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var promise = doc.getPage(1);
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waitsForPromiseResolved(promise, function(data) {
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expect(data instanceof PDFPageProxy).toEqual(true);
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expect(data.pageIndex).toEqual(0);
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});
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});
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it('gets non-existent page', function() {
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var promise = doc.getPage(100);
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waitsForPromiseRejected(promise, function(data) {
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expect(data instanceof Error).toEqual(true);
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});
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});
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it('gets page index', function() {
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// reference to second page
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var ref = {num: 17, gen: 0};
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var promise = doc.getPageIndex(ref);
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waitsForPromiseResolved(promise, function(pageIndex) {
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expect(pageIndex).toEqual(1);
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});
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});
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it('gets destinations', function() {
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var promise = doc.getDestinations();
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waitsForPromiseResolved(promise, function(data) {
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expect(data).toEqual({ chapter1: [{ gen: 0, num: 17 }, { name: 'XYZ' },
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0, 841.89, null] });
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});
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});
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it('gets a destination', function() {
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var promise = doc.getDestination('chapter1');
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waitsForPromiseResolved(promise, function(data) {
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expect(data).toEqual([{ gen: 0, num: 17 }, { name: 'XYZ' },
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0, 841.89, null]);
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});
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});
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it('gets a non-existent destination', function() {
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var promise = doc.getDestination('non-existent-named-destination');
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waitsForPromiseResolved(promise, function(data) {
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expect(data).toEqual(null);
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});
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});
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it('gets attachments', function() {
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var promise = doc.getAttachments();
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waitsForPromiseResolved(promise, function (data) {
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expect(data).toEqual(null);
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});
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});
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it('gets javascript', function() {
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var promise = doc.getJavaScript();
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waitsForPromiseResolved(promise, function (data) {
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expect(data).toEqual([]);
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});
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});
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// Keep this in sync with the pattern in viewer.js. The pattern is used to
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// detect whether or not to automatically start printing.
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var viewerPrintRegExp = /\bprint\s*\(/;
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it('gets javascript with printing instructions (Print action)', function() {
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// PDF document with "Print" Named action in OpenAction
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var pdfUrl = combineUrl(window.location.href, '../pdfs/bug1001080.pdf');
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var promise = PDFJS.getDocument(pdfUrl).then(function(doc) {
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return doc.getJavaScript();
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});
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waitsForPromiseResolved(promise, function (data) {
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expect(data).toEqual(['print({});']);
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expect(data[0]).toMatch(viewerPrintRegExp);
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});
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});
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it('gets javascript with printing instructions (JS action)', function() {
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// PDF document with "JavaScript" action in OpenAction
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var pdfUrl = combineUrl(window.location.href, '../pdfs/issue6106.pdf');
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var promise = PDFJS.getDocument(pdfUrl).then(function(doc) {
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return doc.getJavaScript();
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});
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waitsForPromiseResolved(promise, function (data) {
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expect(data).toEqual(
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['this.print({bUI:true,bSilent:false,bShrinkToFit:true});']);
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expect(data[0]).toMatch(viewerPrintRegExp);
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});
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});
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it('gets outline', function() {
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var promise = doc.getOutline();
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waitsForPromiseResolved(promise, function(outline) {
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// Two top level entries.
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expect(outline.length).toEqual(2);
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// Make sure some basic attributes are set.
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expect(outline[1].title).toEqual('Chapter 1');
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expect(outline[1].items.length).toEqual(1);
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expect(outline[1].items[0].title).toEqual('Paragraph 1.1');
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});
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});
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it('gets metadata', function() {
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var promise = doc.getMetadata();
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waitsForPromiseResolved(promise, function(metadata) {
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expect(metadata.info['Title']).toEqual('Basic API Test');
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expect(metadata.info['PDFFormatVersion']).toEqual('1.7');
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expect(metadata.metadata.get('dc:title')).toEqual('Basic API Test');
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});
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});
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it('gets data', function() {
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var promise = doc.getData();
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waitsForPromiseResolved(promise, function (data) {
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expect(data instanceof Uint8Array).toEqual(true);
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expect(data.length).toEqual(basicApiFileLength);
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});
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});
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it('gets download info', function() {
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var promise = doc.getDownloadInfo();
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waitsForPromiseResolved(promise, function (data) {
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expect(data).toEqual({ length: basicApiFileLength });
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});
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});
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it('gets stats', function() {
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var promise = doc.getStats();
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waitsForPromiseResolved(promise, function (stats) {
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expect(stats).toEqual({ streamTypes: [], fontTypes: [] });
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});
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});
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it('checks that fingerprints are unique', function() {
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var url1 = combineUrl(window.location.href, '../pdfs/issue4436r.pdf');
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var loadingTask1 = PDFJS.getDocument(url1);
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var url2 = combineUrl(window.location.href, '../pdfs/issue4575.pdf');
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var loadingTask2 = PDFJS.getDocument(url2);
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var promises = [loadingTask1.promise,
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loadingTask2.promise];
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waitsForPromiseResolved(Promise.all(promises), function (data) {
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var fingerprint1 = data[0].fingerprint;
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expect(typeof fingerprint1).toEqual('string');
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expect(fingerprint1.length > 0).toEqual(true);
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var fingerprint2 = data[1].fingerprint;
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expect(typeof fingerprint2).toEqual('string');
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expect(fingerprint2.length > 0).toEqual(true);
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expect(fingerprint1).not.toEqual(fingerprint2);
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});
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});
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});
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describe('Page', function() {
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var resolvePromise;
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var promise = new Promise(function (resolve) {
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resolvePromise = resolve;
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});
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var pdfDocument;
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PDFJS.getDocument(basicApiUrl).then(function(doc) {
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doc.getPage(1).then(function(data) {
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resolvePromise(data);
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});
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pdfDocument = doc;
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});
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var page;
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waitsForPromiseResolved(promise, function(data) {
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page = data;
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});
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it('gets page number', function () {
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expect(page.pageNumber).toEqual(1);
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});
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it('gets rotate', function () {
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expect(page.rotate).toEqual(0);
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});
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it('gets ref', function () {
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expect(page.ref).toEqual({ num: 15, gen: 0 });
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});
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it('gets view', function () {
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expect(page.view).toEqual([0, 0, 595.28, 841.89]);
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});
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it('gets viewport', function () {
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var viewport = page.getViewport(1.5, 90);
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expect(viewport.viewBox).toEqual(page.view);
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expect(viewport.scale).toEqual(1.5);
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expect(viewport.rotation).toEqual(90);
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expect(viewport.transform).toEqual([0, 1.5, 1.5, 0, 0, 0]);
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expect(viewport.width).toEqual(1262.835);
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expect(viewport.height).toEqual(892.92);
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});
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it('gets annotations', function () {
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var defaultPromise = page.getAnnotations();
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waitsForPromiseResolved(defaultPromise, function (data) {
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expect(data.length).toEqual(4);
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});
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var displayPromise = page.getAnnotations({ intent: 'display' });
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waitsForPromiseResolved(displayPromise, function (data) {
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expect(data.length).toEqual(4);
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});
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var printPromise = page.getAnnotations({ intent: 'print' });
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waitsForPromiseResolved(printPromise, function (data) {
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expect(data.length).toEqual(4);
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});
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});
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it('gets text content', function () {
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var defaultPromise = page.getTextContent();
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var normalizeWhitespacePromise = page.getTextContent({
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normalizeWhitespace: true });
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var promises = [
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defaultPromise,
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normalizeWhitespacePromise
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];
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waitsForPromiseResolved(Promise.all(promises), function (data) {
|
|
expect(!!data[0].items).toEqual(true);
|
|
expect(data[0].items.length).toEqual(7);
|
|
expect(!!data[0].styles).toEqual(true);
|
|
|
|
// A simple check that ensures the two `textContent` object match.
|
|
expect(JSON.stringify(data[0])).toEqual(JSON.stringify(data[1]));
|
|
});
|
|
});
|
|
it('gets operator list', function() {
|
|
var promise = page.getOperatorList();
|
|
waitsForPromiseResolved(promise, function (oplist) {
|
|
expect(!!oplist.fnArray).toEqual(true);
|
|
expect(!!oplist.argsArray).toEqual(true);
|
|
expect(oplist.lastChunk).toEqual(true);
|
|
});
|
|
});
|
|
it('gets stats after parsing page', function () {
|
|
var promise = page.getOperatorList().then(function () {
|
|
return pdfDocument.getStats();
|
|
});
|
|
var expectedStreamTypes = [];
|
|
expectedStreamTypes[StreamType.FLATE] = true;
|
|
var expectedFontTypes = [];
|
|
expectedFontTypes[FontType.TYPE1] = true;
|
|
expectedFontTypes[FontType.CIDFONTTYPE2] = true;
|
|
|
|
waitsForPromiseResolved(promise, function (stats) {
|
|
expect(stats).toEqual({ streamTypes: expectedStreamTypes,
|
|
fontTypes: expectedFontTypes });
|
|
});
|
|
});
|
|
});
|
|
describe('Multiple PDFJS instances', function() {
|
|
// Regression test for https://github.com/mozilla/pdf.js/issues/6205
|
|
// A PDF using the Helvetica font.
|
|
var pdf1 = combineUrl(window.location.href, '../pdfs/tracemonkey.pdf');
|
|
// A PDF using the Times font.
|
|
var pdf2 = combineUrl(window.location.href, '../pdfs/TAMReview.pdf');
|
|
// A PDF using the Arial font.
|
|
var pdf3 = combineUrl(window.location.href, '../pdfs/issue6068.pdf');
|
|
var pdfDocuments = [];
|
|
|
|
// Render the first page of the given PDF file.
|
|
// Fulfills the promise with the base64-encoded version of the PDF.
|
|
function renderPDF(filename) {
|
|
return PDFJS.getDocument(filename)
|
|
.then(function(pdf) {
|
|
pdfDocuments.push(pdf);
|
|
return pdf.getPage(1);
|
|
}).then(function(page) {
|
|
var c = document.createElement('canvas');
|
|
var v = page.getViewport(1.2);
|
|
c.width = v.width;
|
|
c.height = v.height;
|
|
return page.render({
|
|
canvasContext: c.getContext('2d'),
|
|
viewport: v,
|
|
}).then(function() {
|
|
return c.toDataURL();
|
|
});
|
|
});
|
|
}
|
|
|
|
afterEach(function() {
|
|
// Issue 6205 reported an issue with font rendering, so clear the loaded
|
|
// fonts so that we can see whether loading PDFs in parallel does not
|
|
// cause any issues with the rendered fonts.
|
|
var destroyPromises = pdfDocuments.map(function(pdfDocument) {
|
|
return pdfDocument.destroy();
|
|
});
|
|
waitsForPromiseResolved(Promise.all(destroyPromises), function() {});
|
|
});
|
|
|
|
it('should correctly render PDFs in parallel', function() {
|
|
var baseline1, baseline2, baseline3;
|
|
var promiseDone = renderPDF(pdf1).then(function(data1) {
|
|
baseline1 = data1;
|
|
return renderPDF(pdf2);
|
|
}).then(function(data2) {
|
|
baseline2 = data2;
|
|
return renderPDF(pdf3);
|
|
}).then(function(data3) {
|
|
baseline3 = data3;
|
|
return Promise.all([
|
|
renderPDF(pdf1),
|
|
renderPDF(pdf2),
|
|
renderPDF(pdf3),
|
|
]);
|
|
}).then(function(dataUrls) {
|
|
expect(dataUrls[0]).toEqual(baseline1);
|
|
expect(dataUrls[1]).toEqual(baseline2);
|
|
expect(dataUrls[2]).toEqual(baseline3);
|
|
return true;
|
|
});
|
|
waitsForPromiseResolved(promiseDone, function() {});
|
|
});
|
|
});
|
|
});
|