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/**
* Copyright 2017 Google Inc. All rights reserved.
*
* 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
*
*
* 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.
*/
import path from 'path';
import expect from 'expect';
import {
getTestState,
setupTestBrowserHooks,
setupTestPageAndContextHooks,
describeFailsFirefox,
} from './mocha-utils'; // eslint-disable-line import/extensions
const FILE_TO_UPLOAD = path.join(__dirname, '/assets/file-to-upload.txt');
describe('input tests', function () {
setupTestBrowserHooks();
setupTestPageAndContextHooks();
describeFailsFirefox('input', function () {
it('should upload the file', async () => {
const { page, server } = getTestState();
await page.goto(server.PREFIX + '/input/fileupload.html');
const filePath = path.relative(process.cwd(), FILE_TO_UPLOAD);
const input = await page.$('input');
await page.evaluate((e: HTMLElement) => {
globalThis._inputEvents = [];
e.addEventListener('change', (ev) =>
globalThis._inputEvents.push(ev.type)
);
e.addEventListener('input', (ev) =>
globalThis._inputEvents.push(ev.type)
);
}, input);
await input.uploadFile(filePath);
expect(
await page.evaluate((e: HTMLInputElement) => e.files[0].name, input)
).toBe('file-to-upload.txt');
expect(
await page.evaluate((e: HTMLInputElement) => e.files[0].type, input)
).toBe('text/plain');
expect(await page.evaluate(() => globalThis._inputEvents)).toEqual([
'input',
'change',
]);
expect(
await page.evaluate((e: HTMLInputElement) => {
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');
});
});
describeFailsFirefox('Page.waitForFileChooser', function () {
it('should work when file input is attached to DOM', async () => {
const { page } = getTestState();
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 () => {
const { page } = getTestState();
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 () => {
const { page, puppeteer } = getTestState();
let error = null;
await page
.waitForFileChooser({ timeout: 1 })
.catch((error_) => (error = error_));
expect(error).toBeInstanceOf(puppeteer.errors.TimeoutError);
});
it('should respect default timeout when there is no custom timeout', async () => {
const { page, puppeteer } = getTestState();
page.setDefaultTimeout(1);
let error = null;
await page.waitForFileChooser().catch((error_) => (error = error_));
expect(error).toBeInstanceOf(puppeteer.errors.TimeoutError);
});
it('should prioritize exact timeout over default timeout', async () => {
const { page, puppeteer } = getTestState();
page.setDefaultTimeout(0);
let error = null;
await page
.waitForFileChooser({ timeout: 1 })
.catch((error_) => (error = error_));
expect(error).toBeInstanceOf(puppeteer.errors.TimeoutError);
});
it('should work with no timeout', async () => {
const { page } = getTestState();
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 () => {
const { page } = getTestState();
await page.setContent(`<input type=file>`);
const [fileChooser1, fileChooser2] = await Promise.all([
page.waitForFileChooser(),
page.waitForFileChooser(),
page.$eval('input', (input: HTMLInputElement) => input.click()),
]);
expect(fileChooser1 === fileChooser2).toBe(true);
});
});
describeFailsFirefox('FileChooser.accept', function () {
it('should accept single file', async () => {
const { page } = getTestState();
await page.setContent(
`<input type=file oninput='javascript:console.timeStamp()'>`
);
const [chooser] = await Promise.all([
page.waitForFileChooser(),
page.click('input'),
]);
await Promise.all([
chooser.accept([FILE_TO_UPLOAD]),
new Promise((x) => page.once('metrics', x)),
]);
expect(
await page.$eval(
'input',
(input: HTMLInputElement) => input.files.length
)
).toBe(1);
expect(
await page.$eval(
'input',
(input: HTMLInputElement) => input.files[0].name
)
).toBe('file-to-upload.txt');
});
it('should be able to read selected file', async () => {
const { page } = getTestState();
await page.setContent(`<input type=file>`);
page
.waitForFileChooser()
.then((chooser) => chooser.accept([FILE_TO_UPLOAD]));
expect(
await page.$eval('input', async (picker: HTMLInputElement) => {
picker.click();
await new Promise((x) => (picker.oninput = x));
const reader = new FileReader();
const promise = new Promise((fulfill) => (reader.onload = fulfill));
reader.readAsText(picker.files[0]);
return promise.then(() => reader.result);
})
).toBe('contents of the file');
});
it('should be able to reset selected files with empty file list', async () => {
const { page } = getTestState();
await page.setContent(`<input type=file>`);
page
.waitForFileChooser()
.then((chooser) => chooser.accept([FILE_TO_UPLOAD]));
expect(
await page.$eval('input', async (picker: HTMLInputElement) => {
picker.click();
await new Promise((x) => (picker.oninput = x));
return picker.files.length;
})
).toBe(1);
page.waitForFileChooser().then((chooser) => chooser.accept([]));
expect(
await page.$eval('input', async (picker: HTMLInputElement) => {
picker.click();
await new Promise((x) => (picker.oninput = x));
return picker.files.length;
})
).toBe(0);
});
it('should not accept multiple files for single-file input', async () => {
const { page } = getTestState();
await page.setContent(`<input type=file>`);
const [chooser] = await Promise.all([
page.waitForFileChooser(),
page.click('input'),
]);
let error = null;
await chooser
.accept([
path.relative(
process.cwd(),
__dirname + '/assets/file-to-upload.txt'
),
path.relative(process.cwd(), __dirname + '/assets/pptr.png'),
])
.catch((error_) => (error = error_));
expect(error).not.toBe(null);
});
it('should fail for non-existent files', async () => {
const { page } = getTestState();
await page.setContent(`<input type=file>`);
const [chooser] = await Promise.all([
page.waitForFileChooser(),
page.click('input'),
]);
let error = null;
await chooser
.accept(['file-does-not-exist.txt'])
.catch((error_) => (error = error_));
expect(error).not.toBe(null);
});
it('should fail when accepting file chooser twice', async () => {
const { page } = getTestState();
await page.setContent(`<input type=file>`);
const [fileChooser] = await Promise.all([
page.waitForFileChooser(),
page.$eval('input', (input: HTMLInputElement) => input.click()),
]);
await fileChooser.accept([]);
let error = null;
await fileChooser.accept([]).catch((error_) => (error = error_));
expect(error.message).toBe(
'Cannot accept FileChooser which is already handled!'
);
});
});
describeFailsFirefox('FileChooser.cancel', function () {
it('should cancel dialog', async () => {
const { page } = getTestState();
// Consider file chooser canceled if we can summon another one.
// There's no reliable way in WebPlatform to see that FileChooser was
// canceled.
await page.setContent(`<input type=file>`);
const [fileChooser1] = await Promise.all([
page.waitForFileChooser(),
page.$eval('input', (input: HTMLInputElement) => input.click()),
]);
await fileChooser1.cancel();
// If this resolves, than we successfully canceled file chooser.
await Promise.all([
page.waitForFileChooser(),
page.$eval('input', (input: HTMLInputElement) => input.click()),
]);
});
it('should fail when canceling file chooser twice', async () => {
const { page } = getTestState();
await page.setContent(`<input type=file>`);
const [fileChooser] = await Promise.all([
page.waitForFileChooser(),
page.$eval('input', (input: HTMLInputElement) => input.click()),
]);
await fileChooser.cancel();
let error = null;
try {
fileChooser.cancel();
} catch (error_) {
error = error_;
}
expect(error.message).toBe(
'Cannot cancel FileChooser which is already handled!'
);
});
});
describeFailsFirefox('FileChooser.isMultiple', () => {
it('should work for single file pick', async () => {
const { page } = getTestState();
await page.setContent(`<input type=file>`);
const [chooser] = await Promise.all([
page.waitForFileChooser(),
page.click('input'),
]);
expect(chooser.isMultiple()).toBe(false);
});
it('should work for "multiple"', async () => {
const { page } = getTestState();
await page.setContent(`<input multiple type=file>`);
const [chooser] = await Promise.all([
page.waitForFileChooser(),
page.click('input'),
]);
expect(chooser.isMultiple()).toBe(true);
});
it('should work for "webkitdirectory"', async () => {
const { page } = getTestState();
await page.setContent(`<input multiple webkitdirectory type=file>`);
const [chooser] = await Promise.all([
page.waitForFileChooser(),
page.click('input'),
]);
expect(chooser.isMultiple()).toBe(true);
});
});
});