playwright/test/input.spec.js

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/**
* Copyright 2017 Google Inc. All rights reserved.
* Modifications copyright (c) Microsoft Corporation.
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*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
const path = require('path');
const FILE_TO_UPLOAD = path.join(__dirname, '/assets/file-to-upload.txt');
module.exports.addTests = function({testRunner, expect, playwright, FFOX, CHROME, WEBKIT}) {
const {describe, xdescribe, fdescribe} = testRunner;
const {it, fit, xit} = testRunner;
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}) => {
await page.goto(server.PREFIX + '/input/fileupload.html');
const filePath = path.relative(process.cwd(), FILE_TO_UPLOAD);
const input = await page.$('input');
await input.setInputFiles(filePath);
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expect(await page.evaluate(e => e.files[0].name, input)).toBe('file-to-upload.txt');
expect(await page.evaluate(e => {
const reader = new FileReader();
const promise = new Promise(fulfill => reader.onload = fulfill);
reader.readAsText(e.files[0]);
return promise.then(() => reader.result);
}, input)).toBe('contents of the file');
});
});
describe('Page.waitForFileChooser', function() {
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it('should work when file input is attached to DOM', async({page, server}) => {
await page.setContent(`<input type=file>`);
const [chooser] = await Promise.all([
page.waitForFileChooser(),
page.click('input'),
]);
expect(chooser).toBeTruthy();
});
it('should work when file input is not attached to DOM', async({page, server}) => {
const [chooser] = await Promise.all([
page.waitForFileChooser(),
page.evaluate(() => {
const el = document.createElement('input');
el.type = 'file';
el.click();
}),
]);
expect(chooser).toBeTruthy();
});
it('should respect timeout', async({page, server}) => {
let error = null;
await page.waitForFileChooser({timeout: 1}).catch(e => error = e);
expect(error).toBeInstanceOf(playwright.errors.TimeoutError);
});
it('should respect default timeout when there is no custom timeout', async({page, server}) => {
page.setDefaultTimeout(1);
let error = null;
await page.waitForFileChooser().catch(e => error = e);
expect(error).toBeInstanceOf(playwright.errors.TimeoutError);
});
it('should prioritize exact timeout over default timeout', async({page, server}) => {
page.setDefaultTimeout(0);
let error = null;
await page.waitForFileChooser({timeout: 1}).catch(e => error = e);
expect(error).toBeInstanceOf(playwright.errors.TimeoutError);
});
it('should work with no timeout', async({page, server}) => {
const [chooser] = await Promise.all([
page.waitForFileChooser({timeout: 0}),
page.evaluate(() => setTimeout(() => {
const el = document.createElement('input');
el.type = 'file';
el.click();
}, 50))
]);
expect(chooser).toBeTruthy();
});
it('should return the same file chooser when there are many watchdogs simultaneously', async({page, server}) => {
await page.setContent(`<input type=file>`);
const [fileChooser1, fileChooser2] = await Promise.all([
page.waitForFileChooser(),
page.waitForFileChooser(),
page.$eval('input', input => input.click()),
]);
expect(fileChooser1 === fileChooser2).toBe(true);
});
});
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describe('Page.waitForFileChooser', function() {
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it('should accept single file', async({page, server}) => {
await page.setContent(`<input type=file oninput='javascript:console.timeStamp()'>`);
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const [{ element }] = await Promise.all([
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page.waitForFileChooser(),
page.click('input'),
]);
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await element.setInputFiles(FILE_TO_UPLOAD);
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expect(await page.$eval('input', input => input.files.length)).toBe(1);
expect(await page.$eval('input', input => input.files[0].name)).toBe('file-to-upload.txt');
});
it('should be able to read selected file', async({page, server}) => {
await page.setContent(`<input type=file>`);
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page.waitForFileChooser().then(({element}) => element.setInputFiles(FILE_TO_UPLOAD));
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expect(await page.$eval('input', async picker => {
picker.click();
await new Promise(x => picker.oninput = x);
const reader = new FileReader();
const promise = new Promise(fulfill => reader.onload = fulfill);
reader.readAsText(picker.files[0]);
return promise.then(() => reader.result);
})).toBe('contents of the file');
});
it('should be able to reset selected files with empty file list', async({page, server}) => {
await page.setContent(`<input type=file>`);
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page.waitForFileChooser().then(({element}) => element.setInputFiles(FILE_TO_UPLOAD));
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expect(await page.$eval('input', async picker => {
picker.click();
await new Promise(x => picker.oninput = x);
return picker.files.length;
})).toBe(1);
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page.waitForFileChooser().then(({element}) => element.setInputFiles());
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expect(await page.$eval('input', async picker => {
picker.click();
await new Promise(x => picker.oninput = x);
return picker.files.length;
})).toBe(0);
});
it('should not accept multiple files for single-file input', async({page, server}) => {
await page.setContent(`<input type=file>`);
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const [{ element }] = await Promise.all([
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page.waitForFileChooser(),
page.click('input'),
]);
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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describe('Page.waitForFileChooser isMultiple', () => {
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it('should work for single file pick', async({page, server}) => {
await page.setContent(`<input type=file>`);
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const [{ multiple }] = await Promise.all([
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page.waitForFileChooser(),
page.click('input'),
]);
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expect(multiple).toBe(false);
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});
it('should work for "multiple"', async({page, server}) => {
await page.setContent(`<input multiple type=file>`);
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const [{ multiple }] = await Promise.all([
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page.waitForFileChooser(),
page.click('input'),
]);
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expect(multiple).toBe(true);
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});
it('should work for "webkitdirectory"', async({page, server}) => {
await page.setContent(`<input multiple webkitdirectory type=file>`);
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const [{ multiple }] = await Promise.all([
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page.waitForFileChooser(),
page.click('input'),
]);
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expect(multiple).toBe(true);
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});
});
};