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			389 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			389 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
/**
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 * Copyright 2018 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 utils = require('./utils');
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const {FFOX, CHROMIUM, WEBKIT, MAC, LINUX} = require('./utils').testOptions(browserType);
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describe('Keyboard', function() {
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  it('should type into a textarea', async({page, server}) => {
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    await page.evaluate(() => {
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      const textarea = document.createElement('textarea');
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      document.body.appendChild(textarea);
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      textarea.focus();
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    });
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    const text = 'Hello world. I am the text that was typed!';
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    await page.keyboard.type(text);
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    expect(await page.evaluate(() => document.querySelector('textarea').value)).toBe(text);
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  });
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  it('should move with the arrow keys', async({page, server}) => {
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    await page.goto(server.PREFIX + '/input/textarea.html');
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    await page.type('textarea', 'Hello World!');
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    expect(await page.evaluate(() => document.querySelector('textarea').value)).toBe('Hello World!');
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    for (let i = 0; i < 'World!'.length; i++)
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      page.keyboard.press('ArrowLeft');
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    await page.keyboard.type('inserted ');
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    expect(await page.evaluate(() => document.querySelector('textarea').value)).toBe('Hello inserted World!');
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    page.keyboard.down('Shift');
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    for (let i = 0; i < 'inserted '.length; i++)
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      page.keyboard.press('ArrowLeft');
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    page.keyboard.up('Shift');
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    await page.keyboard.press('Backspace');
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    expect(await page.evaluate(() => document.querySelector('textarea').value)).toBe('Hello World!');
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  });
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  it('should send a character with ElementHandle.press', async({page, server}) => {
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    await page.goto(server.PREFIX + '/input/textarea.html');
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    const textarea = await page.$('textarea');
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    await textarea.press('a');
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    expect(await page.evaluate(() => document.querySelector('textarea').value)).toBe('a');
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    await page.evaluate(() => window.addEventListener('keydown', e => e.preventDefault(), true));
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    await textarea.press('b');
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    expect(await page.evaluate(() => document.querySelector('textarea').value)).toBe('a');
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  });
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  it('should send a character with sendCharacter', async({page, server}) => {
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    await page.goto(server.PREFIX + '/input/textarea.html');
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    await page.focus('textarea');
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    await page.keyboard.insertText('嗨');
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    expect(await page.evaluate(() => document.querySelector('textarea').value)).toBe('嗨');
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    await page.evaluate(() => window.addEventListener('keydown', e => e.preventDefault(), true));
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    await page.keyboard.insertText('a');
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    expect(await page.evaluate(() => document.querySelector('textarea').value)).toBe('嗨a');
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  });
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  it('insertText should only emit input event', async({page, server}) => {
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    await page.goto(server.PREFIX + '/input/textarea.html');
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    await page.focus('textarea');
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    page.on('console', m => console.log(m.text()));
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    await page.evaluate(() => {
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      window.events = [];
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      document.addEventListener('keydown', e => events.push(e.type));
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      document.addEventListener('keyup', e => events.push(e.type));
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      document.addEventListener('keypress', e => events.push(e.type));
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      document.addEventListener('input', e => events.push(e.type));
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    });
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    await page.keyboard.insertText('hello world');
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    expect(await page.evaluate('window.events')).toEqual(['input']);
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  });
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  it.fail(FFOX && MAC)('should report shiftKey', async({page, server}) => {
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    await page.goto(server.PREFIX + '/input/keyboard.html');
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    const keyboard = page.keyboard;
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    const codeForKey = {'Shift': 16, 'Alt': 18, 'Control': 17};
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    for (const modifierKey in codeForKey) {
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      await keyboard.down(modifierKey);
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      expect(await page.evaluate(() => getResult())).toBe('Keydown: ' + modifierKey + ' ' + modifierKey + 'Left ' + codeForKey[modifierKey] + ' [' + modifierKey + ']');
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      await keyboard.down('!');
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      // Shift+! will generate a keypress
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      if (modifierKey === 'Shift')
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        expect(await page.evaluate(() => getResult())).toBe('Keydown: ! Digit1 49 [' + modifierKey + ']\nKeypress: ! Digit1 33 33 [' + modifierKey + ']');
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      else
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        expect(await page.evaluate(() => getResult())).toBe('Keydown: ! Digit1 49 [' + modifierKey + ']');
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      await keyboard.up('!');
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      expect(await page.evaluate(() => getResult())).toBe('Keyup: ! Digit1 49 [' + modifierKey + ']');
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      await keyboard.up(modifierKey);
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      expect(await page.evaluate(() => getResult())).toBe('Keyup: ' + modifierKey + ' ' + modifierKey + 'Left ' + codeForKey[modifierKey] + ' []');
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    }
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  });
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  it('should report multiple modifiers', async({page, server}) => {
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    await page.goto(server.PREFIX + '/input/keyboard.html');
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    const keyboard = page.keyboard;
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    await keyboard.down('Control');
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    expect(await page.evaluate(() => getResult())).toBe('Keydown: Control ControlLeft 17 [Control]');
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    await keyboard.down('Alt');
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    expect(await page.evaluate(() => getResult())).toBe('Keydown: Alt AltLeft 18 [Alt Control]');
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    await keyboard.down(';');
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    expect(await page.evaluate(() => getResult())).toBe('Keydown: ; Semicolon 186 [Alt Control]');
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    await keyboard.up(';');
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    expect(await page.evaluate(() => getResult())).toBe('Keyup: ; Semicolon 186 [Alt Control]');
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    await keyboard.up('Control');
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    expect(await page.evaluate(() => getResult())).toBe('Keyup: Control ControlLeft 17 [Alt]');
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    await keyboard.up('Alt');
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    expect(await page.evaluate(() => getResult())).toBe('Keyup: Alt AltLeft 18 []');
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  });
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  it('should send proper codes while typing', async({page, server}) => {
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    await page.goto(server.PREFIX + '/input/keyboard.html');
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    await page.keyboard.type('!');
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    expect(await page.evaluate(() => getResult())).toBe(
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        [ 'Keydown: ! Digit1 49 []',
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          'Keypress: ! Digit1 33 33 []',
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          'Keyup: ! Digit1 49 []'].join('\n'));
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    await page.keyboard.type('^');
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    expect(await page.evaluate(() => getResult())).toBe(
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        [ 'Keydown: ^ Digit6 54 []',
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          'Keypress: ^ Digit6 94 94 []',
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          'Keyup: ^ Digit6 54 []'].join('\n'));
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  });
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  it('should send proper codes while typing with shift', async({page, server}) => {
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    await page.goto(server.PREFIX + '/input/keyboard.html');
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    const keyboard = page.keyboard;
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    await keyboard.down('Shift');
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    await page.keyboard.type('~');
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    expect(await page.evaluate(() => getResult())).toBe(
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        [ 'Keydown: Shift ShiftLeft 16 [Shift]',
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          'Keydown: ~ Backquote 192 [Shift]', // 192 is ` keyCode
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          'Keypress: ~ Backquote 126 126 [Shift]', // 126 is ~ charCode
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          'Keyup: ~ Backquote 192 [Shift]'].join('\n'));
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    await keyboard.up('Shift');
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  });
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  it('should not type canceled events', async({page, server}) => {
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    await page.goto(server.PREFIX + '/input/textarea.html');
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    await page.focus('textarea');
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    await page.evaluate(() => {
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      window.addEventListener('keydown', event => {
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        event.stopPropagation();
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        event.stopImmediatePropagation();
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        if (event.key === 'l')
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          event.preventDefault();
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        if (event.key === 'o')
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          event.preventDefault();
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      }, false);
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    });
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    await page.keyboard.type('Hello World!');
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    expect(await page.evaluate(() => textarea.value)).toBe('He Wrd!');
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  });
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  it('should press plus', async({page, server}) => {
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    await page.goto(server.PREFIX + '/input/keyboard.html');
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    await page.keyboard.press('+');
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    expect(await page.evaluate(() => getResult())).toBe(
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        [ 'Keydown: + Equal 187 []', // 192 is ` keyCode
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          'Keypress: + Equal 43 43 []', // 126 is ~ charCode
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          'Keyup: + Equal 187 []'].join('\n'));
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  });
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  it('should press shift plus', async({page, server}) => {
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    await page.goto(server.PREFIX + '/input/keyboard.html');
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    await page.keyboard.press('Shift++');
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    expect(await page.evaluate(() => getResult())).toBe(
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        [ 'Keydown: Shift ShiftLeft 16 [Shift]',
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          'Keydown: + Equal 187 [Shift]', // 192 is ` keyCode
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          'Keypress: + Equal 43 43 [Shift]', // 126 is ~ charCode
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          'Keyup: + Equal 187 [Shift]',
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          'Keyup: Shift ShiftLeft 16 []'].join('\n'));
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  });
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  it('should support plus-separated modifiers', async({page, server}) => {
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    await page.goto(server.PREFIX + '/input/keyboard.html');
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    await page.keyboard.press('Shift+~');
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    expect(await page.evaluate(() => getResult())).toBe(
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        [ 'Keydown: Shift ShiftLeft 16 [Shift]',
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          'Keydown: ~ Backquote 192 [Shift]', // 192 is ` keyCode
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          'Keypress: ~ Backquote 126 126 [Shift]', // 126 is ~ charCode
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          'Keyup: ~ Backquote 192 [Shift]',
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          'Keyup: Shift ShiftLeft 16 []'].join('\n'));
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  });
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  it('should support multiple plus-separated modifiers', async({page, server}) => {
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    await page.goto(server.PREFIX + '/input/keyboard.html');
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    await page.keyboard.press('Control+Shift+~');
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    expect(await page.evaluate(() => getResult())).toBe(
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        [ 'Keydown: Control ControlLeft 17 [Control]',
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          'Keydown: Shift ShiftLeft 16 [Control Shift]',
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          'Keydown: ~ Backquote 192 [Control Shift]', // 192 is ` keyCode
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          'Keyup: ~ Backquote 192 [Control Shift]',
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          'Keyup: Shift ShiftLeft 16 [Control]',
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          'Keyup: Control ControlLeft 17 []'].join('\n'));
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  });
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  it('should shift raw codes', async({page, server}) => {
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    await page.goto(server.PREFIX + '/input/keyboard.html');
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    await page.keyboard.press('Shift+Digit3');
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    expect(await page.evaluate(() => getResult())).toBe(
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        [ 'Keydown: Shift ShiftLeft 16 [Shift]',
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          'Keydown: # Digit3 51 [Shift]', // 51 is # keyCode
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          'Keypress: # Digit3 35 35 [Shift]', // 35 is # charCode
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          'Keyup: # Digit3 51 [Shift]',
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          'Keyup: Shift ShiftLeft 16 []'].join('\n'));
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  });
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  it('should specify repeat property', async({page, server}) => {
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    await page.goto(server.PREFIX + '/input/textarea.html');
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    await page.focus('textarea');
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    await page.evaluate(() => document.querySelector('textarea').addEventListener('keydown', e => window.lastEvent = e, true));
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    await page.keyboard.down('a');
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    expect(await page.evaluate(() => window.lastEvent.repeat)).toBe(false);
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    await page.keyboard.press('a');
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    expect(await page.evaluate(() => window.lastEvent.repeat)).toBe(true);
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    await page.keyboard.down('b');
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    expect(await page.evaluate(() => window.lastEvent.repeat)).toBe(false);
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    await page.keyboard.down('b');
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    expect(await page.evaluate(() => window.lastEvent.repeat)).toBe(true);
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    await page.keyboard.up('a');
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    await page.keyboard.down('a');
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    expect(await page.evaluate(() => window.lastEvent.repeat)).toBe(false);
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  });
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  it('should type all kinds of characters', async({page, server}) => {
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    await page.goto(server.PREFIX + '/input/textarea.html');
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    await page.focus('textarea');
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    const text = 'This text goes onto two lines.\nThis character is 嗨.';
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    await page.keyboard.type(text);
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    expect(await page.evaluate('result')).toBe(text);
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  });
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  it('should specify location', async({page, server}) => {
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    await page.goto(server.PREFIX + '/input/textarea.html');
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    await page.evaluate(() => {
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      window.addEventListener('keydown', event => window.keyLocation = event.location, true);
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    });
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    const textarea = await page.$('textarea');
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    await textarea.press('Digit5');
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    expect(await page.evaluate('keyLocation')).toBe(0);
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    await textarea.press('ControlLeft');
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    expect(await page.evaluate('keyLocation')).toBe(1);
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    await textarea.press('ControlRight');
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    expect(await page.evaluate('keyLocation')).toBe(2);
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    await textarea.press('NumpadSubtract');
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    expect(await page.evaluate('keyLocation')).toBe(3);
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  });
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  it('should press Enter', async({page, server}) => {
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    await page.setContent('<textarea></textarea>');
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    await page.focus('textarea');
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    await page.evaluate(() => window.addEventListener('keydown', e => window.lastEvent = {key: e.key, code:e.code}));
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    await testEnterKey('Enter', 'Enter', 'Enter');
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    await testEnterKey('NumpadEnter', 'Enter', 'NumpadEnter');
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    await testEnterKey('\n', 'Enter', 'Enter');
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    await testEnterKey('\r', 'Enter', 'Enter');
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    async function testEnterKey(key, expectedKey, expectedCode) {
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      await page.keyboard.press(key);
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      const lastEvent = await page.evaluate('lastEvent');
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      expect(lastEvent.key).toBe(expectedKey, `${JSON.stringify(key)} had the wrong key: ${lastEvent.key}`);
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      expect(lastEvent.code).toBe(expectedCode, `${JSON.stringify(key)} had the wrong code: ${lastEvent.code}`);
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      const value = await page.$eval('textarea', t => t.value);
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      expect(value).toBe('\n', `${JSON.stringify(key)} failed to create a newline: ${JSON.stringify(value)}`);
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      await page.$eval('textarea', t => t.value = '');
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    }
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  });
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  it('should throw on unknown keys', async({page, server}) => {
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    let error = await page.keyboard.press('NotARealKey').catch(e => e);
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    expect(error.message).toBe('Unknown key: "NotARealKey"');
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    error = await page.keyboard.press('ё').catch(e => e);
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    expect(error && error.message).toBe('Unknown key: "ё"');
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    error = await page.keyboard.press('😊').catch(e => e);
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    expect(error && error.message).toBe('Unknown key: "😊"');
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  });
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  it('should type emoji', async({page, server}) => {
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    await page.goto(server.PREFIX + '/input/textarea.html');
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    await page.type('textarea', '👹 Tokyo street Japan 🇯🇵');
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    expect(await page.$eval('textarea', textarea => textarea.value)).toBe('👹 Tokyo street Japan 🇯🇵');
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  });
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  it('should type emoji into an iframe', async({page, server}) => {
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    await page.goto(server.EMPTY_PAGE);
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    await utils.attachFrame(page, 'emoji-test', server.PREFIX + '/input/textarea.html');
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    const frame = page.frames()[1];
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    const textarea = await frame.$('textarea');
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    await textarea.type('👹 Tokyo street Japan 🇯🇵');
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    expect(await frame.$eval('textarea', textarea => textarea.value)).toBe('👹 Tokyo street Japan 🇯🇵');
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  });
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  it.fail(CHROMIUM && MAC)('should handle selectAll', async({page, server}) => {
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    await page.goto(server.PREFIX + '/input/textarea.html');
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    const textarea = await page.$('textarea');
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    await textarea.type('some text');
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    const modifier = MAC ? 'Meta' : 'Control';
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    await page.keyboard.down(modifier);
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    await page.keyboard.press('a');
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    await page.keyboard.up(modifier);
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    await page.keyboard.press('Backspace');
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    expect(await page.$eval('textarea', textarea => textarea.value)).toBe('');
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  });
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  it.fail(CHROMIUM && MAC)('should be able to prevent selectAll', async({page, server}) => {
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    await page.goto(server.PREFIX + '/input/textarea.html');
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    const textarea = await page.$('textarea');
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    await textarea.type('some text');
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    await page.$eval('textarea', textarea => {
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      textarea.addEventListener('keydown', event => {
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        if (event.key === 'a' && (event.metaKey || event.ctrlKey))
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          event.preventDefault();
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      }, false);
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    });
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    const modifier = MAC ? 'Meta' : 'Control';
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    await page.keyboard.down(modifier);
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    await page.keyboard.press('a');
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    await page.keyboard.up(modifier);
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    await page.keyboard.press('Backspace');
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    expect(await page.$eval('textarea', textarea => textarea.value)).toBe('some tex');
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  });
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  it('should press the meta key', async({page}) => {
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    await page.evaluate(() => {
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      window.result = null;
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      document.addEventListener('keydown', event => {
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        window.result = [event.key, event.code, event.metaKey];
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      });
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    });
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    await page.keyboard.press('Meta');
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    const [key, code, metaKey] = await page.evaluate('result');
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    if (FFOX && !MAC)
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      expect(key).toBe('OS');
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    else
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      expect(key).toBe('Meta');
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    if (FFOX)
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      expect(code).toBe('OSLeft');
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    else
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      expect(code).toBe('MetaLeft');
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    if (FFOX && !MAC)
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      expect(metaKey).toBe(false);
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    else
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      expect(metaKey).toBe(true);
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  });
 | 
						|
  it('should work after a cross origin navigation', async({page, server}) => {
 | 
						|
    await page.goto(server.PREFIX + '/empty.html');
 | 
						|
    await page.goto(server.CROSS_PROCESS_PREFIX + '/empty.html');
 | 
						|
    await page.evaluate(() => {
 | 
						|
      document.addEventListener('keydown', event => window.lastKey = event);
 | 
						|
    })
 | 
						|
    await page.keyboard.press('a');
 | 
						|
    expect(await page.evaluate('lastKey.key')).toBe('a');
 | 
						|
  });
 | 
						|
 | 
						|
  // event.keyIdentifier has been removed from all browsers except WebKit
 | 
						|
  it.skip(!WEBKIT)('should expose keyIdentifier in webkit', async({page, server}) => {
 | 
						|
    await page.evaluate(() => {
 | 
						|
      document.addEventListener('keydown', event => {
 | 
						|
        window.lastKeyIdentifier = event.keyIdentifier 
 | 
						|
      });
 | 
						|
    });
 | 
						|
    const keyMap = {
 | 
						|
      'ArrowUp': 'Up',
 | 
						|
      'ArrowDown': 'Down',
 | 
						|
      'ArrowLeft': 'Left',
 | 
						|
      'ArrowRight': 'Right',
 | 
						|
      'Backspace': 'U+0008',
 | 
						|
      'Tab': 'U+0009',
 | 
						|
      'Delete': 'U+007F',
 | 
						|
      'a': 'U+0041',
 | 
						|
      'b': 'U+0042',
 | 
						|
      'F12': 'F12',
 | 
						|
    };
 | 
						|
    for (const [key, keyIdentifier] of Object.entries(keyMap)) {
 | 
						|
      await page.keyboard.press(key);
 | 
						|
      expect(await page.evaluate('lastKeyIdentifier')).toBe(keyIdentifier);
 | 
						|
    }
 | 
						|
  });
 | 
						|
  it('should scroll with PageDown', async({page, server}) => {
 | 
						|
    await page.goto(server.PREFIX + '/input/scrollable.html');
 | 
						|
    // A click is required for WebKit to send the event into the body.
 | 
						|
    await page.click('body');
 | 
						|
    await page.keyboard.press('PageDown');
 | 
						|
    // We can't wait for the scroll to finish, so just wait for it to start.
 | 
						|
    await page.waitForFunction(() => scrollY > 0);
 | 
						|
  });
 | 
						|
});
 |