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c190310335
We used to do fetch() to decode the file buffer. However, this is blocked by strict CSP policy. Instead, we can use explicit string -> bytes conversion, and trade performance for CSP compliance.
308 lines
11 KiB
TypeScript
308 lines
11 KiB
TypeScript
/**
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* Copyright 2017 Google Inc. All rights reserved.
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* Modifications copyright (c) Microsoft Corporation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { it, expect } from './playwright.fixtures';
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import path from 'path';
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import fs from 'fs';
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import formidable from 'formidable';
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const FILE_TO_UPLOAD = path.join(__dirname, '/assets/file-to-upload.txt');
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it('should upload the file', async ({page, server}) => {
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await page.goto(server.PREFIX + '/input/fileupload.html');
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const filePath = path.relative(process.cwd(), FILE_TO_UPLOAD);
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const input = await page.$('input');
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await input.setInputFiles(filePath);
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expect(await page.evaluate(e => e.files[0].name, input)).toBe('file-to-upload.txt');
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expect(await page.evaluate(e => {
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const reader = new FileReader();
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const promise = new Promise(fulfill => reader.onload = fulfill);
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reader.readAsText(e.files[0]);
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return promise.then(() => reader.result);
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}, input)).toBe('contents of the file');
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});
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it('should work', async ({page}) => {
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await page.setContent(`<input type=file>`);
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await page.setInputFiles('input', path.join(__dirname, '/assets/file-to-upload.txt'));
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expect(await page.$eval('input', input => input.files.length)).toBe(1);
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expect(await page.$eval('input', input => input.files[0].name)).toBe('file-to-upload.txt');
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});
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it('should set from memory', async ({page}) => {
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await page.setContent(`<input type=file>`);
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await page.setInputFiles('input', {
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name: 'test.txt',
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mimeType: 'text/plain',
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buffer: Buffer.from('this is a test')
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});
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expect(await page.$eval('input', input => input.files.length)).toBe(1);
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expect(await page.$eval('input', input => input.files[0].name)).toBe('test.txt');
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});
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it('should emit event once', async ({page, server}) => {
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await page.setContent(`<input type=file>`);
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const [chooser] = await Promise.all([
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new Promise(f => page.once('filechooser', f)),
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page.click('input'),
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]);
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expect(chooser).toBeTruthy();
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});
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it('should emit event on/off', async ({page, server}) => {
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await page.setContent(`<input type=file>`);
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const [chooser] = await Promise.all([
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new Promise(f => {
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const listener = chooser => {
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page.off('filechooser', listener);
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f(chooser);
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};
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page.on('filechooser', listener);
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}),
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page.click('input'),
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]);
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expect(chooser).toBeTruthy();
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});
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it('should emit event addListener/removeListener', async ({page, server}) => {
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await page.setContent(`<input type=file>`);
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const [chooser] = await Promise.all([
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new Promise(f => {
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const listener = chooser => {
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page.removeListener('filechooser', listener);
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f(chooser);
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};
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page.addListener('filechooser', listener);
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}),
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page.click('input'),
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]);
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expect(chooser).toBeTruthy();
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});
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it('should work when file input is attached to DOM', async ({page, server}) => {
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await page.setContent(`<input type=file>`);
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const [chooser] = await Promise.all([
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page.waitForEvent('filechooser'),
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page.click('input'),
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]);
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expect(chooser).toBeTruthy();
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});
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it('should work when file input is not attached to DOM', async ({page, server}) => {
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const [chooser] = await Promise.all([
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page.waitForEvent('filechooser'),
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page.evaluate(() => {
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const el = document.createElement('input');
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el.type = 'file';
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el.click();
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}),
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]);
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expect(chooser).toBeTruthy();
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});
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it('should work with CSP', async ({page, server}) => {
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server.setCSP('/empty.html', 'default-src "none"');
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await page.goto(server.EMPTY_PAGE);
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await page.setContent(`<input type=file>`);
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await page.setInputFiles('input', path.join(__dirname, '/assets/file-to-upload.txt'));
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expect(await page.$eval('input', input => input.files.length)).toBe(1);
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expect(await page.$eval('input', input => input.files[0].name)).toBe('file-to-upload.txt');
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});
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it('should respect timeout', async ({page, playwright}) => {
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let error = null;
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await page.waitForEvent('filechooser', {timeout: 1}).catch(e => error = e);
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expect(error).toBeInstanceOf(playwright.errors.TimeoutError);
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});
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it('should respect default timeout when there is no custom timeout', async ({page, playwright}) => {
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page.setDefaultTimeout(1);
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let error = null;
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await page.waitForEvent('filechooser').catch(e => error = e);
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expect(error).toBeInstanceOf(playwright.errors.TimeoutError);
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});
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it('should prioritize exact timeout over default timeout', async ({page, playwright}) => {
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page.setDefaultTimeout(0);
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let error = null;
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await page.waitForEvent('filechooser', {timeout: 1}).catch(e => error = e);
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expect(error).toBeInstanceOf(playwright.errors.TimeoutError);
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});
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it('should work with no timeout', async ({page, server}) => {
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const [chooser] = await Promise.all([
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page.waitForEvent('filechooser', {timeout: 0}),
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page.evaluate(() => setTimeout(() => {
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const el = document.createElement('input');
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el.type = 'file';
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el.click();
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}, 50))
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]);
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expect(chooser).toBeTruthy();
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});
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it('should return the same file chooser when there are many watchdogs simultaneously', async ({page, server}) => {
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await page.setContent(`<input type=file>`);
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const [fileChooser1, fileChooser2] = await Promise.all([
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page.waitForEvent('filechooser'),
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page.waitForEvent('filechooser'),
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page.$eval('input', input => input.click()),
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]);
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expect(fileChooser1 === fileChooser2).toBe(true);
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});
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it('should accept single file', async ({page, server}) => {
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await page.setContent(`<input type=file oninput='javascript:console.timeStamp()'>`);
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const [fileChooser] = await Promise.all([
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page.waitForEvent('filechooser'),
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page.click('input'),
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]);
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expect(fileChooser.page()).toBe(page);
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expect(fileChooser.element()).toBeTruthy();
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await fileChooser.setFiles(FILE_TO_UPLOAD);
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expect(await page.$eval('input', input => input.files.length)).toBe(1);
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expect(await page.$eval('input', input => input.files[0].name)).toBe('file-to-upload.txt');
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});
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it('should detect mime type', async ({page, server}) => {
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let files;
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server.setRoute('/upload', async (req, res) => {
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const form = new formidable.IncomingForm();
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form.parse(req, function(err, fields, f) {
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files = f;
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res.end();
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});
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});
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await page.goto(server.EMPTY_PAGE);
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await page.setContent(`
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<form action="/upload" method="post" enctype="multipart/form-data" >
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<input type="file" name="file1">
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<input type="file" name="file2">
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<input type="submit" value="Submit">
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</form>`);
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await (await page.$('input[name=file1]')).setInputFiles(path.join(__dirname, '/assets/file-to-upload.txt'));
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await (await page.$('input[name=file2]')).setInputFiles(path.join(__dirname, '/assets/pptr.png'));
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await Promise.all([
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page.click('input[type=submit]'),
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server.waitForRequest('/upload'),
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]);
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const { file1, file2 } = files;
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expect(file1.name).toBe('file-to-upload.txt');
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expect(file1.type).toBe('text/plain');
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expect(fs.readFileSync(file1.path).toString()).toBe(
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fs.readFileSync(path.join(__dirname, '/assets/file-to-upload.txt')).toString());
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expect(file2.name).toBe('pptr.png');
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expect(file2.type).toBe('image/png');
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expect(fs.readFileSync(file2.path).toString()).toBe(
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fs.readFileSync(path.join(__dirname, '/assets/pptr.png')).toString());
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});
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it('should be able to read selected file', async ({page, server}) => {
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await page.setContent(`<input type=file>`);
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const [, content] = await Promise.all([
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page.waitForEvent('filechooser').then(fileChooser => fileChooser.setFiles(FILE_TO_UPLOAD)),
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page.$eval('input', async picker => {
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picker.click();
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await new Promise(x => picker.oninput = x);
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const reader = new FileReader();
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const promise = new Promise(fulfill => reader.onload = fulfill);
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reader.readAsText(picker.files[0]);
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return promise.then(() => reader.result);
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}),
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]);
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expect(content).toBe('contents of the file');
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});
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it('should be able to reset selected files with empty file list', async ({page, server}) => {
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await page.setContent(`<input type=file>`);
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const [, fileLength1] = await Promise.all([
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page.waitForEvent('filechooser').then(fileChooser => fileChooser.setFiles(FILE_TO_UPLOAD)),
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page.$eval('input', async picker => {
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picker.click();
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await new Promise(x => picker.oninput = x);
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return picker.files.length;
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}),
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]);
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expect(fileLength1).toBe(1);
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const [, fileLength2] = await Promise.all([
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page.waitForEvent('filechooser').then(fileChooser => fileChooser.setFiles([])),
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page.$eval('input', async picker => {
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picker.click();
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await new Promise(x => picker.oninput = x);
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return picker.files.length;
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}),
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]);
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expect(fileLength2).toBe(0);
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});
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it('should not accept multiple files for single-file input', async ({page, server}) => {
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await page.setContent(`<input type=file>`);
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const [fileChooser] = await Promise.all([
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page.waitForEvent('filechooser'),
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page.click('input'),
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]);
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let error = null;
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await fileChooser.setFiles([
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path.relative(process.cwd(), __dirname + '/assets/file-to-upload.txt'),
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path.relative(process.cwd(), __dirname + '/assets/pptr.png')
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]).catch(e => error = e);
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expect(error).not.toBe(null);
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});
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it('should emit input and change events', async ({page, server}) => {
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const events = [];
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await page.exposeFunction('eventHandled', e => events.push(e));
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await page.setContent(`
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<input id=input type=file></input>
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<script>
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input.addEventListener('input', e => eventHandled({ type: e.type }));
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input.addEventListener('change', e => eventHandled({ type: e.type }));
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</script>`);
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await (await page.$('input')).setInputFiles(FILE_TO_UPLOAD);
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expect(events.length).toBe(2);
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expect(events[0].type).toBe('input');
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expect(events[1].type).toBe('change');
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});
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it('should work for single file pick', async ({page, server}) => {
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await page.setContent(`<input type=file>`);
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const [fileChooser] = await Promise.all([
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page.waitForEvent('filechooser'),
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page.click('input'),
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]);
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expect(fileChooser.isMultiple()).toBe(false);
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});
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it('should work for "multiple"', async ({page, server}) => {
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await page.setContent(`<input multiple type=file>`);
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const [fileChooser] = await Promise.all([
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page.waitForEvent('filechooser'),
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page.click('input'),
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]);
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expect(fileChooser.isMultiple()).toBe(true);
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});
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it('should work for "webkitdirectory"', async ({page, server}) => {
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await page.setContent(`<input multiple webkitdirectory type=file>`);
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const [fileChooser] = await Promise.all([
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page.waitForEvent('filechooser'),
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page.click('input'),
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]);
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expect(fileChooser.isMultiple()).toBe(true);
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});
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