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			458 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			458 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
/**
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 * 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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import type { ElementHandle, Route } from 'playwright-core';
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import { test as it, expect } from './pageTest';
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import { attachFrame } from '../config/utils';
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it.skip(({ browserName, browserMajorVersion }) => browserName === 'chromium' && browserMajorVersion < 91);
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it.fixme(({ headless, isLinux }) => isLinux && !headless, 'Stray mouse events on Linux headed mess up the tests.');
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it.fixme(({ headless, isWindows, browserName }) => isWindows && !headless && browserName === 'webkit', 'WebKit win also send stray mouse events.');
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it.describe('Drag and drop', () => {
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  it.skip(({ isAndroid }) => isAndroid, 'No drag&drop on Android.');
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  it('should work @smoke', async ({ page, server }) => {
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    await page.goto(server.PREFIX + '/drag-n-drop.html');
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    await page.hover('#source');
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    await page.mouse.down();
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    await page.hover('#target');
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    await page.mouse.up();
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    expect(await page.$eval('#target', target => target.contains(document.querySelector('#source')))).toBe(true); // could not find source in target
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  });
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  it('should send the right events', async ({ server, page, browserName }) => {
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    await page.goto(server.PREFIX + '/drag-n-drop.html');
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    const events = await trackEvents(await page.$('body'));
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    await page.hover('#source');
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    await page.mouse.down();
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    await page.hover('#target');
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    await page.mouse.up();
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    expect(await events.jsonValue()).toEqual([
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      'mousemove at 120;86',
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      'mousedown at 120;86',
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      browserName === 'firefox' ? 'dragstart at 120;86' : 'mousemove at 240;350',
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      browserName === 'firefox' ? 'mousemove at 240;350' : 'dragstart at 120;86',
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      'dragenter at 240;350',
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      'dragover at 240;350',
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      'drop at 240;350',
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      'dragend',
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    ]);
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  });
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  it('should not send dragover on the first mousemove', async ({ server, page, browserName }) => {
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    it.fixme(browserName !== 'chromium');
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    await page.goto(server.PREFIX + '/drag-n-drop.html');
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    const events = await trackEvents(await page.$('body'));
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    await page.hover('#source');
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    await page.mouse.down();
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    await page.hover('#target');
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    expect(await events.jsonValue()).toEqual([
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      'mousemove at 120;86',
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      'mousedown at 120;86',
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      browserName === 'firefox' ? 'dragstart at 120;86' : 'mousemove at 240;350',
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      browserName === 'firefox' ? 'mousemove at 240;350' : 'dragstart at 120;86',
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      'dragenter at 240;350',
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    ]);
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  });
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  it('should work inside iframe', async ({ page, server, browserName, isElectron, isWindows }) => {
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    it.fixme(isElectron && isWindows, 'Fails on the bots');
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    await page.goto(server.EMPTY_PAGE);
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    const frame = await attachFrame(page, 'myframe', server.PREFIX + '/drag-n-drop.html');
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    await page.$eval('iframe', iframe => {
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      iframe.style.width = '500px';
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      iframe.style.height = '600px';
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      iframe.style.marginLeft = '80px';
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      iframe.style.marginTop = '60px';
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    });
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    const pageEvents = await trackEvents(await page.$('body'));
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    const frameEvents = await trackEvents(await frame.$('body'));
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    await frame.hover('#source');
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    await page.mouse.down();
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    await frame.hover('#target');
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    await page.mouse.up();
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    expect(await frame.$eval('#target', target => target.contains(document.querySelector('#source')))).toBe(true); // could not find source in target
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    expect(await frameEvents.jsonValue()).toEqual([
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      'mousemove at 120;86',
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      'mousedown at 120;86',
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      browserName === 'firefox' ? 'dragstart at 120;86' : 'mousemove at 240;350',
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      browserName === 'firefox' ? 'mousemove at 240;350' : 'dragstart at 120;86',
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      'dragenter at 240;350',
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      'dragover at 240;350',
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      'drop at 240;350',
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      'dragend',
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    ]);
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    expect(await pageEvents.jsonValue()).toEqual([]);
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  });
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  it('should cancel on escape', async ({ server, page, browserName }) => {
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    await page.goto(server.PREFIX + '/drag-n-drop.html');
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    const events = await trackEvents(await page.$('body'));
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    await page.hover('#source');
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    await page.mouse.down();
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    await page.hover('#target');
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    await page.keyboard.press('Escape');
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    await page.mouse.up();
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    expect(await page.$eval('#target', target => target.contains(document.querySelector('#source')))).toBe(false); // found source in target
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    expect(await events.jsonValue()).toEqual([
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      'mousemove at 120;86',
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      'mousedown at 120;86',
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      browserName === 'firefox' ? 'dragstart at 120;86' : 'mousemove at 240;350',
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      browserName === 'firefox' ? 'mousemove at 240;350' : 'dragstart at 120;86',
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      'dragenter at 240;350',
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      browserName === 'chromium' ? null : 'dragover at 240;350',
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      'dragend',
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      'mouseup at 240;350',
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    ].filter(Boolean));
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  });
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  it.describe('iframe', () => {
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    it.fixme(true, 'implement dragging with iframes');
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    it('should drag into an iframe', async ({ server, page, browserName }) => {
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      await page.goto(server.PREFIX + '/drag-n-drop.html');
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      const frame = await attachFrame(page, 'oopif', server.PREFIX + '/drag-n-drop.html');
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      await page.$eval('iframe', iframe => {
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        iframe.style.width = '500px';
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        iframe.style.height = '600px';
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        iframe.style.marginLeft = '500px';
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        iframe.style.marginTop = '60px';
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      });
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      await page.waitForTimeout(5000);
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      const pageEvents = await trackEvents(await page.$('body'));
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      const frameEvents = await trackEvents(await frame.$('body'));
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      await page.hover('#source');
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      await page.mouse.down();
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      await frame.hover('#target');
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      await page.mouse.up();
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      expect(await frame.$eval('#target', target => target.contains(document.querySelector('#source')))).toBe(true); // could not find source in target
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      expect(await pageEvents.jsonValue()).toEqual([
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        'mousemove',
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        'mousedown',
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        browserName === 'firefox' ? 'dragstart' : 'mousemove',
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        browserName === 'firefox' ? 'mousemove' : 'dragstart',
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      ]);
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      expect(await frameEvents.jsonValue()).toEqual([
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        'dragenter',
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        'dragover',
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        'drop',
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      ]);
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    });
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    it('should drag out of an iframe', async ({ server, page }) => {
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      await page.goto(server.PREFIX + '/drag-n-drop.html');
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      const frame = await attachFrame(page, 'oopif', server.PREFIX + '/drag-n-drop.html');
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      const pageEvents = await trackEvents(await page.$('body'));
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      const frameEvents = await trackEvents(await frame.$('body'));
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      await frame.hover('#source');
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      await page.mouse.down();
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      await page.hover('#target');
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      await page.mouse.up();
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      expect(await page.$eval('#target', target => target.contains(document.querySelector('#source')))).toBe(true); // could not find source in target
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      expect(await frameEvents.jsonValue()).toEqual([
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        'mousemove',
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        'mousedown',
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        'dragstart',
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        'dragend',
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      ]);
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      expect(await pageEvents.jsonValue()).toEqual([
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        'dragenter',
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        'dragover',
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        'drop',
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      ]);
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    });
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  });
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  it('should respect the drop effect', async ({ page, browserName, isLinux, isMac, headless, trace }) => {
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    it.fixme(browserName === 'webkit' && !isLinux, 'WebKit doesn\'t handle the drop effect correctly outside of linux.');
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    it.fixme(browserName === 'webkit' && isLinux && !headless, 'https://github.com/microsoft/playwright/issues/21646');
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    it.fixme(browserName === 'chromium' && !isMac && !headless, 'https://github.com/microsoft/playwright/issues/21646');
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    it.slow(trace === 'on');
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    expect(await testIfDropped('copy', 'copy')).toBe(true);
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    expect(await testIfDropped('copy', 'move')).toBe(false);
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    expect(await testIfDropped('all', 'link')).toBe(true);
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    expect(await testIfDropped('all', 'none')).toBe(false);
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    expect(await testIfDropped('copyMove', 'copy')).toBe(true);
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    expect(await testIfDropped('copyLink', 'copy')).toBe(true);
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    expect(await testIfDropped('linkMove', 'copy')).toBe(false);
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    expect(await testIfDropped('copyMove', 'link')).toBe(false);
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    expect(await testIfDropped('copyLink', 'link')).toBe(true);
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    expect(await testIfDropped('linkMove', 'link')).toBe(true);
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    expect(await testIfDropped('copyMove', 'move')).toBe(true);
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    expect(await testIfDropped('copyLink', 'move')).toBe(false);
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    expect(await testIfDropped('linkMove', 'move')).toBe(true);
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    expect(await testIfDropped('uninitialized', 'copy')).toBe(true);
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    async function testIfDropped(effectAllowed: string, dropEffect: string) {
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      await page.setContent(`
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        <div draggable="true">drag target</div>
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        <drop-target>this is the drop target</drop-target>
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      `);
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      await page.evaluate(({ effectAllowed, dropEffect }) => {
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        window['dropped'] = false;
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        document.querySelector('div').addEventListener('dragstart', event => {
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          event.dataTransfer.effectAllowed = effectAllowed as any;
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          event.dataTransfer.setData('text/plain', 'drag data');
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        });
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        const dropTarget: HTMLElement = document.querySelector('drop-target');
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        dropTarget.addEventListener('dragover', event => {
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          event.dataTransfer.dropEffect = dropEffect as any;
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          event.preventDefault();
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        });
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        dropTarget.addEventListener('drop', event => {
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          window['dropped'] = true;
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        });
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      }, { effectAllowed, dropEffect });
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      await page.hover('div');
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      await page.mouse.down();
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      await page.hover('drop-target');
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      await page.mouse.up();
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      return await page.evaluate('dropped');
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    }
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  });
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  it('should work if the drag is canceled', async ({ page, server }) => {
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    await page.goto(server.PREFIX + '/drag-n-drop.html');
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    await page.evaluate(() => {
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      document.body.addEventListener('dragstart', event => {
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        event.preventDefault();
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      }, false);
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    });
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    await page.hover('#source');
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    await page.mouse.down();
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    await page.hover('#target');
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    await page.mouse.up();
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    expect(await page.$eval('#target', target => target.contains(document.querySelector('#source')))).toBe(false);
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  });
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  it('should work if the drag event is captured but not canceled', async ({ page, server }) => {
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    await page.goto(server.PREFIX + '/drag-n-drop.html');
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    await page.evaluate(() => {
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      document.body.addEventListener('dragstart', event => {
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        event.stopImmediatePropagation();
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      }, false);
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    });
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    await page.hover('#source');
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    await page.mouse.down();
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    await page.hover('#target');
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    await page.mouse.up();
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    expect(await page.$eval('#target', target => target.contains(document.querySelector('#source')))).toBe(true);
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  });
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  it('should be able to drag the mouse in a frame', async ({ page, server }) => {
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    await page.goto(server.PREFIX + '/frames/one-frame.html');
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    const eventsHandle = await trackEvents(await page.frames()[1].$('html'));
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    await page.mouse.move(30, 30);
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    await page.mouse.down();
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    await page.mouse.move(60, 60);
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    await page.mouse.up();
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    expect(await eventsHandle.jsonValue()).toEqual(['mousemove at 20;20', 'mousedown at 20;20', 'mousemove at 50;50', 'mouseup at 50;50']);
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  });
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  it('should work if a frame is stalled', async ({ page, server, toImpl }) => {
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    await page.goto(server.PREFIX + '/drag-n-drop.html');
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    let madeRequest;
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    const routePromise = new Promise<Route>(x => madeRequest = x);
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    await page.route('**/empty.html', async (route, request) => {
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      madeRequest(route);
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    });
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    attachFrame(page, 'frame', server.EMPTY_PAGE).catch(() => {});
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    const route = await routePromise;
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    await page.hover('#source');
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    await page.mouse.down();
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    await page.hover('#target');
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    await page.mouse.up();
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    await route.abort();
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    expect(await page.$eval('#target', target => target.contains(document.querySelector('#source')))).toBe(true); // could not find source in target
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  });
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  it('should work with the helper method', async ({ page, server }) => {
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    await page.goto(server.PREFIX + '/drag-n-drop.html');
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    await page.dragAndDrop('#source', '#target');
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    expect(await page.$eval('#target', target => target.contains(document.querySelector('#source')))).toBe(true); // could not find source in target
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  });
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  it('should allow specifying the position', async ({ page, server }) => {
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    await page.setContent(`
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      <div style="width:100px;height:100px;background:red;" id="red">
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      </div>
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      <div style="width:100px;height:100px;background:blue;" id="blue">
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      </div>
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    `);
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    const eventsHandle = await page.evaluateHandle(() => {
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      const events = [];
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      document.getElementById('red').addEventListener('mousedown', event => {
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        events.push({
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          type: 'mousedown',
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          x: event.offsetX,
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          y: event.offsetY,
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        });
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      });
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      document.getElementById('blue').addEventListener('mouseup', event => {
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        events.push({
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          type: 'mouseup',
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          x: event.offsetX,
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          y: event.offsetY,
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        });
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      });
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      return events;
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    });
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    await page.dragAndDrop('#red', '#blue', {
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      sourcePosition: { x: 34, y: 7 },
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      targetPosition: { x: 10, y: 20 },
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    });
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    expect(await eventsHandle.jsonValue()).toEqual([
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      { type: 'mousedown', x: 34, y: 7 },
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      { type: 'mouseup', x: 10, y: 20 },
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    ]);
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  });
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  it('should work with locators', async ({ page, server }) => {
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    await page.goto(server.PREFIX + '/drag-n-drop.html');
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    await page.locator('#source').dragTo(page.locator('#target'));
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    expect(await page.$eval('#target', target => target.contains(document.querySelector('#source')))).toBe(true); // could not find source in target
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  });
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});
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it('should work if not doing a drag', async ({ page, isLinux, headless }) => {
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  const eventsHandle = await trackEvents(await page.$('html'));
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  await page.mouse.move(50, 50);
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  await page.mouse.down();
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  await page.mouse.move(100, 100);
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  await page.mouse.up();
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  expect(await eventsHandle.jsonValue()).toEqual(['mousemove at 50;50', 'mousedown at 50;50', 'mousemove at 100;100', 'mouseup at 100;100']);
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});
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it('should report event.buttons', async ({ page, browserName }) => {
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  const logsHandle = await page.evaluateHandle(async () => {
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    const div = document.createElement('div');
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    document.body.appendChild(div);
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    div.style.width = '200px';
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    div.style.height = '200px';
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    div.style.backgroundColor = 'blue';
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    div.addEventListener('mousedown', onEvent);
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    div.addEventListener('mousemove', onEvent, { passive: false });
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    div.addEventListener('mouseup', onEvent);
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    const logs = [];
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    function onEvent(event) {
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      logs.push({ type: event.type, buttons: event.buttons });
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    }
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    await new Promise(window.builtinRequestAnimationFrame);
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    return logs;
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  });
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  await page.mouse.move(20, 20);
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  await page.mouse.down();
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  await page.mouse.move(40, 40);
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  await page.mouse.up();
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  const logs = await logsHandle.jsonValue();
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  expect(logs).toEqual([
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    { type: 'mousemove', buttons: 0 },
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    { type: 'mousedown', buttons: 1 },
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    { type: 'mousemove', buttons: 1 },
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    { type: 'mouseup', buttons: 0 },
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  ]);
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});
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async function trackEvents(target: ElementHandle) {
 | 
						|
  const eventsHandle = await target.evaluateHandle(target => {
 | 
						|
    const events: string[] = [];
 | 
						|
    for (const event of [
 | 
						|
      'mousedown', 'mousemove', 'mouseup',
 | 
						|
      'dragstart', 'dragend', 'dragover', 'dragenter', 'dragleave', 'dragexit',
 | 
						|
      'drop'
 | 
						|
    ]) {
 | 
						|
      target.addEventListener(event, (e: PointerEvent) => {
 | 
						|
        // Browsers are all over the place with dragend position.
 | 
						|
        if (event === 'dragend')
 | 
						|
          events.push('dragend');
 | 
						|
        else
 | 
						|
          events.push(`${event} at ${e.clientX};${e.clientY}`);
 | 
						|
      }, false);
 | 
						|
    }
 | 
						|
    return events;
 | 
						|
  });
 | 
						|
  return eventsHandle;
 | 
						|
}
 | 
						|
 | 
						|
it('should handle custom dataTransfer', async ({ page, browserName, isWindows }) => {
 | 
						|
  it.info().annotations.push({ type: 'issue', description: 'https://github.com/microsoft/playwright/issues/18013' });
 | 
						|
  it.fixme(browserName === 'webkit' && isWindows);
 | 
						|
  await page.setContent(`<button draggable="true">Draggable</button>`);
 | 
						|
 | 
						|
  const resultPromise = page.evaluate(() =>
 | 
						|
    new Promise(resolve => {
 | 
						|
      document.addEventListener('dragstart', event => {
 | 
						|
        event.dataTransfer!.setData('custom-type', 'Hello World');
 | 
						|
      }, false);
 | 
						|
 | 
						|
      document.addEventListener('dragenter', event => {
 | 
						|
        event.preventDefault();
 | 
						|
      }, false);
 | 
						|
      document.addEventListener('dragover', event => {
 | 
						|
        event.preventDefault();
 | 
						|
      }, false);
 | 
						|
 | 
						|
      document.addEventListener('drop', event => {
 | 
						|
        event.preventDefault();
 | 
						|
        resolve({
 | 
						|
          types: event.dataTransfer!.types,
 | 
						|
          data: event.dataTransfer!.getData('custom-type'),
 | 
						|
        });
 | 
						|
      }, false);
 | 
						|
    })
 | 
						|
  );
 | 
						|
 | 
						|
  await page.hover('[draggable="true"]');
 | 
						|
  await page.mouse.down();
 | 
						|
  await page.mouse.move(100, 100);
 | 
						|
  await page.mouse.up();
 | 
						|
 | 
						|
  await expect(resultPromise).resolves.toEqual({
 | 
						|
    types: ['custom-type'],
 | 
						|
    data: 'Hello World',
 | 
						|
  });
 | 
						|
});
 | 
						|
 | 
						|
it('what happens when dragging element is destroyed', async ({ page, browserName }) => {
 | 
						|
  it.info().annotations.push({ type: 'issue', description: 'https://github.com/microsoft/playwright/issues/21621' });
 | 
						|
 | 
						|
  await page.setContent(`
 | 
						|
    <button draggable="true">Draggable</button>
 | 
						|
    <div id=target>drop here</div>
 | 
						|
  `);
 | 
						|
 | 
						|
  await page.evaluate(() => {
 | 
						|
    document.querySelector('#target').addEventListener('dragover', event => {
 | 
						|
      document.querySelector('button')?.remove();
 | 
						|
    }, false);
 | 
						|
 | 
						|
    document.querySelector('#target').addEventListener('drop', event => {
 | 
						|
      document.querySelector('#target').textContent = 'dropped';
 | 
						|
    }, false);
 | 
						|
  });
 | 
						|
 | 
						|
  await page.locator('button').dragTo(page.locator('div'));
 | 
						|
  await expect(page.locator('div')).toHaveText('drop here');
 | 
						|
});
 |