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			237 lines
		
	
	
		
			9.7 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			237 lines
		
	
	
		
			9.7 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
/**
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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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const path = require('path');
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const fs = require('fs');
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const formidable = require('formidable');
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const FILE_TO_UPLOAD = path.join(__dirname, '/assets/file-to-upload.txt');
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/**
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 * @type {PageTestSuite}
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 */
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module.exports.describe = function({testRunner, expect, playwright, FFOX, CHROMIUM, WEBKIT}) {
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  const {describe, xdescribe, fdescribe} = testRunner;
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  const {it, fit, xit, dit} = testRunner;
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  const {beforeAll, beforeEach, afterAll, afterEach} = testRunner;
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  describe('input', function() {
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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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  });
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  describe('Page.waitForFileChooser', function() {
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    it('should emit event', 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 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 respect timeout', async({page, server}) => {
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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, server}) => {
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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, server}) => {
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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 [{ element }] = 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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      await element.setInputFiles(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 callback;
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      const result = new Promise(f => callback = f);
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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, { file1, file2 }) {
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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(
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              fs.readFileSync(file1.path).toString()
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            ).toBe(
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              fs.readFileSync(path.join(__dirname, '/assets/file-to-upload.txt')).toString()
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            );
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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(
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            fs.readFileSync(file2.path).toString()
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          ).toBe(
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            fs.readFileSync(path.join(__dirname, '/assets/pptr.png')).toString()
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          );
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        callback();
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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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      page.click('input[type=submit]');
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      await result;
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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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      page.waitForEvent('filechooser').then(({element}) => element.setInputFiles(FILE_TO_UPLOAD));
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      expect(await page.$eval('input', async picker => {
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        picker.click();
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        await new Promise(x => picker.oninput = x);
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        const reader = new FileReader();
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        const promise = new Promise(fulfill => reader.onload = fulfill);
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        reader.readAsText(picker.files[0]);
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        return promise.then(() => reader.result);
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      })).toBe('contents of the file');
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    });
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    it('should be able to reset selected files with empty file list', async({page, server}) => {
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      await page.setContent(`<input type=file>`);
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      page.waitForEvent('filechooser').then(({element}) => element.setInputFiles(FILE_TO_UPLOAD));
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      expect(await page.$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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      })).toBe(1);
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      page.waitForEvent('filechooser').then(({element}) => element.setInputFiles());
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      expect(await 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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      })).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 [{ element }] = 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 element.setInputFiles(
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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')).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 change event', 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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      </script>`);
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      await (await page.$('input')).setInputFiles(FILE_TO_UPLOAD);
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      expect(events.length).toBe(1);
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      expect(events[0].type).toBe('input');
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    });
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  });
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  describe('Page.waitForFileChooser isMultiple', () => {
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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 [{ multiple }] = 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(multiple).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 [{ multiple }] = 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(multiple).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 [{ multiple }] = 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(multiple).toBe(true);
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    });
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  });
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};
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