mirror of
https://github.com/puppeteer/puppeteer
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419 lines
13 KiB
TypeScript
419 lines
13 KiB
TypeScript
/**
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* @license
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* Copyright 2017 Google Inc.
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* SPDX-License-Identifier: Apache-2.0
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*/
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import path from 'path';
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import expect from 'expect';
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import {TimeoutError} from 'puppeteer';
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import {getTestState, setupTestBrowserHooks} from './mocha-utils.js';
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import {waitEvent} from './utils.js';
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const FILE_TO_UPLOAD = path.join(__dirname, '/../assets/file-to-upload.txt');
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describe('input tests', function () {
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setupTestBrowserHooks();
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describe('ElementHandle.uploadFile', function () {
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it('should upload the file', async () => {
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const {page, server} = await getTestState();
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await page.goto(server.PREFIX + '/input/fileupload.html');
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using input = (await page.$('input'))!;
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await input.evaluate(e => {
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(globalThis as any)._inputEvents = [];
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e.addEventListener('change', ev => {
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return (globalThis as any)._inputEvents.push(ev.type);
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});
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e.addEventListener('input', ev => {
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return (globalThis as any)._inputEvents.push(ev.type);
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});
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});
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const file = path.relative(process.cwd(), FILE_TO_UPLOAD);
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await input.uploadFile(file);
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expect(
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await input.evaluate(e => {
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return e.files?.[0]?.name;
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})
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).toBe('file-to-upload.txt');
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expect(
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await input.evaluate(e => {
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return e.files?.[0]?.type;
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})
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).toBe('text/plain');
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expect(
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await page.evaluate(() => {
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return (globalThis as any)._inputEvents;
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})
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).toEqual(['input', 'change']);
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});
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it('should read the file', async () => {
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const {page, server} = await getTestState();
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await page.goto(server.PREFIX + '/input/fileupload.html');
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using input = (await page.$('input'))!;
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await input.evaluate(e => {
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(globalThis as any)._inputEvents = [];
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e.addEventListener('change', ev => {
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return (globalThis as any)._inputEvents.push(ev.type);
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});
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e.addEventListener('input', ev => {
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return (globalThis as any)._inputEvents.push(ev.type);
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});
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});
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const file = path.relative(process.cwd(), FILE_TO_UPLOAD);
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await input.uploadFile(file);
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expect(
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await input.evaluate(e => {
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const file = e.files?.[0];
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if (!file) {
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throw new Error('No file found');
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}
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const reader = new FileReader();
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const promise = new Promise(fulfill => {
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reader.addEventListener('load', fulfill);
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});
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reader.readAsText(file);
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return promise.then(() => {
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return reader.result;
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});
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})
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).toBe('contents of the file');
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});
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});
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describe('Page.waitForFileChooser', function () {
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it('should work when file input is attached to DOM', async () => {
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const {page} = await getTestState();
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await page.setContent(`<input type=file>`);
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const [chooser] = await Promise.all([
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page.waitForFileChooser(),
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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 () => {
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const {page} = await getTestState();
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const [chooser] = await Promise.all([
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page.waitForFileChooser(),
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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 respect timeout', async () => {
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const {page} = await getTestState();
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let error!: Error;
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await page.waitForFileChooser({timeout: 1}).catch(error_ => {
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return (error = error_);
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});
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expect(error).toBeInstanceOf(TimeoutError);
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});
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it('should respect default timeout when there is no custom timeout', async () => {
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const {page} = await getTestState();
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page.setDefaultTimeout(1);
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let error!: Error;
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await page.waitForFileChooser().catch(error_ => {
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return (error = error_);
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});
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expect(error).toBeInstanceOf(TimeoutError);
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});
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it('should prioritize exact timeout over default timeout', async () => {
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const {page} = await getTestState();
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page.setDefaultTimeout(0);
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let error!: Error;
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await page.waitForFileChooser({timeout: 1}).catch(error_ => {
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return (error = error_);
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});
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expect(error).toBeInstanceOf(TimeoutError);
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});
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it('should work with no timeout', async () => {
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const {page} = await getTestState();
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const [chooser] = await Promise.all([
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page.waitForFileChooser({timeout: 0}),
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page.evaluate(() => {
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return 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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]);
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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 () => {
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const {page} = await getTestState();
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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.waitForFileChooser(),
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page.waitForFileChooser(),
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page.$eval('input', input => {
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return input.click();
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}),
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]);
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expect(fileChooser1 === fileChooser2).toBe(true);
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});
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});
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describe('FileChooser.accept', function () {
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it('should accept single file', async () => {
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const {page} = await getTestState();
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await page.setContent(
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`<input type=file oninput='javascript:console.timeStamp()'>`
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);
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const [chooser] = await Promise.all([
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page.waitForFileChooser(),
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page.click('input'),
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]);
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await Promise.all([
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chooser.accept([FILE_TO_UPLOAD]),
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waitEvent(page, 'metrics'),
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]);
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expect(
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await page.$eval('input', input => {
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return input.files!.length;
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})
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).toBe(1);
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expect(
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await page.$eval('input', input => {
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return input.files![0]!.name;
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})
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).toBe('file-to-upload.txt');
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});
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it('should be able to read selected file', async () => {
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const {page} = await getTestState();
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await page.setContent(`<input type=file>`);
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void page.waitForFileChooser().then(chooser => {
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return chooser.accept([FILE_TO_UPLOAD]);
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});
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expect(
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await page.$eval('input', async pick => {
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pick.click();
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await new Promise(x => {
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return (pick.oninput = x);
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});
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const reader = new FileReader();
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const promise = new Promise(fulfill => {
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return (reader.onload = fulfill);
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});
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reader.readAsText(pick.files![0]!);
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return await promise.then(() => {
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return reader.result;
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});
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})
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).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 () => {
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const {page} = await getTestState();
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await page.setContent(`<input type=file>`);
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void page.waitForFileChooser().then(chooser => {
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return chooser.accept([FILE_TO_UPLOAD]);
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});
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expect(
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await page.$eval('input', async pick => {
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pick.click();
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await new Promise(x => {
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return (pick.oninput = x);
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});
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return pick.files!.length;
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})
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).toBe(1);
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void page.waitForFileChooser().then(chooser => {
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return chooser.accept([]);
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});
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expect(
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await page.$eval('input', async pick => {
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pick.click();
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await new Promise(x => {
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return (pick.oninput = x);
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});
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return pick.files!.length;
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})
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).toBe(0);
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});
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it('should not accept multiple files for single-file input', async () => {
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const {page} = await getTestState();
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await page.setContent(`<input type=file>`);
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const [chooser] = await Promise.all([
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page.waitForFileChooser(),
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page.click('input'),
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]);
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let error!: Error;
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await chooser
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.accept([
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path.relative(
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process.cwd(),
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__dirname + '/../assets/file-to-upload.txt'
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),
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path.relative(process.cwd(), __dirname + '/../assets/pptr.png'),
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])
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.catch(error_ => {
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return (error = error_);
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});
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expect(error).not.toBe(null);
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});
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it('should succeed even for non-existent files', async () => {
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const {page} = await getTestState();
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await page.setContent(`<input type=file>`);
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const [chooser] = await Promise.all([
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page.waitForFileChooser(),
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page.click('input'),
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]);
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let error!: Error;
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await chooser.accept(['file-does-not-exist.txt']).catch(error_ => {
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return (error = error_);
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});
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expect(error).toBeUndefined();
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});
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it('should error on read of non-existent files', async () => {
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const {page} = await getTestState();
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await page.setContent(`<input type=file>`);
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void page.waitForFileChooser().then(chooser => {
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return chooser.accept(['file-does-not-exist.txt']);
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});
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expect(
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await page.$eval('input', async pick => {
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pick.click();
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await new Promise(x => {
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return (pick.oninput = x);
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});
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const reader = new FileReader();
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const promise = new Promise(fulfill => {
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return (reader.onerror = fulfill);
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});
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reader.readAsText(pick.files![0]!);
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return await promise.then(() => {
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return false;
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});
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})
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).toBeFalsy();
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});
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it('should fail when accepting file chooser twice', async () => {
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const {page} = await getTestState();
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await page.setContent(`<input type=file>`);
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const [fileChooser] = await Promise.all([
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page.waitForFileChooser(),
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page.$eval('input', input => {
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return input.click();
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}),
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]);
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await fileChooser.accept([]);
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let error!: Error;
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await fileChooser.accept([]).catch(error_ => {
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return (error = error_);
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});
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expect(error.message).toBe(
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'Cannot accept FileChooser which is already handled!'
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);
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});
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});
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describe('FileChooser.cancel', function () {
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it('should cancel dialog', async () => {
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const {page} = await getTestState();
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// Consider file chooser canceled if we can summon another one.
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// There's no reliable way in WebPlatform to see that FileChooser was
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// canceled.
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await page.setContent(`<input type=file>`);
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const [fileChooser1] = await Promise.all([
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page.waitForFileChooser(),
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page.$eval('input', input => {
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return input.click();
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}),
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]);
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await fileChooser1.cancel();
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// If this resolves, than we successfully canceled file chooser.
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await Promise.all([
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page.waitForFileChooser(),
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page.$eval('input', input => {
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return input.click();
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}),
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]);
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});
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it('should fail when canceling file chooser twice', async () => {
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const {page} = await getTestState();
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await page.setContent(`<input type=file>`);
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const [fileChooser] = await Promise.all([
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page.waitForFileChooser(),
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page.$eval('input', input => {
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return input.click();
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}),
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]);
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await fileChooser.cancel();
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let error!: Error;
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try {
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await fileChooser.cancel();
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} catch (error_) {
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error = error_ as Error;
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}
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expect(error.message).toBe(
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'Cannot cancel FileChooser which is already handled!'
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);
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});
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});
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describe('FileChooser.isMultiple', () => {
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it('should work for single file pick', async () => {
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const {page} = await getTestState();
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await page.setContent(`<input type=file>`);
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const [chooser] = await Promise.all([
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page.waitForFileChooser(),
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page.click('input'),
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]);
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expect(chooser.isMultiple()).toBe(false);
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});
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it('should work for "multiple"', async () => {
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const {page} = await getTestState();
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await page.setContent(`<input multiple type=file>`);
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const [chooser] = await Promise.all([
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page.waitForFileChooser(),
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page.click('input'),
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]);
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expect(chooser.isMultiple()).toBe(true);
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});
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it('should work for "webkitdirectory"', async () => {
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const {page} = await getTestState();
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await page.setContent(`<input multiple webkitdirectory type=file>`);
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const [chooser] = await Promise.all([
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page.waitForFileChooser(),
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page.click('input'),
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]);
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expect(chooser.isMultiple()).toBe(true);
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});
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});
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});
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