window-placement/multi-screen-window-open.tentative.https.html - external/w3c/web-platform-tests - Git at Google

 <!DOCTYPE html>
 <meta charset="utf-8">
 <meta name=timeout content=long>
 <!-- user agents are not required to support open features other than `noopener`
      and on some platforms position and size features don't make sense -->
 <meta name="flags" content="may">
 <title>Multi-Screen Window Placement test: window.open()</title>
 <link rel="help" href="https://w3c.github.io/window-placement">
 This test uses multi-screen details to open a popup window on each screen.<br>
 It runs automated or manually with `wpt serve` and a compatible browser.<br><br>
 <button id="setUpButton">Request screen details</button>
 <ul id="popupButtons"></ul>
 <button id="cleanUpButton">Close any open popups</button><br>
 <input id="autoCleanUp" type="checkbox" checked=true>Auto-close popups</input>
 <ul id="logger"></ul>
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/resources/testdriver.js"></script>
 <script src="/resources/testdriver-vendor.js"></script>
 <script src="resources/helpers.js"></script>

 <script>
 'use strict';
 let popups = [];

 cleanUpButton.addEventListener('click', async () => {
   popups.forEach(p => p.close());
 });

 function checkPopupPlacement(popup, x, y, allowSameScreenClamping) {
   // Window.screenX|Y may be zero, if the user agent wishes to hide information
   // about the screen of the output device. They also may incorrectly reflect
   // the origin of content viewport; in that case, estimate window coordinates
   // by subtracing estimated frame insets (top-heavy, horizontally centered).
   // Synchronous estimated placements may be clamped to the current screen.
   const error = 10;
   const dX = popup.screenX - x - (popup.outerWidth - popup.innerWidth) / 2;
   const dY = popup.screenY - y - (popup.outerHeight - popup.innerHeight);

   assert_true(!popup.screenX || popup.screenX == x || Math.abs(dX) <= error ||
               (allowSameScreenClamping && popup.screenX >= screen.availLeft &&
                popup.screenX < screen.availLeft + screen.availWidth));
   assert_true(!popup.screenY || popup.screenY == y || Math.abs(dY) <= error ||
               (allowSameScreenClamping && popup.screenY >= screen.availTop &&
                popup.screenY < screen.availTop + screen.availHeight));
 }

 async function testPopupOnScreen(popupTest, screen) {
   // Show a popup child window on the associated screen.
   const left = screen.availLeft + Math.floor(screen.availWidth / 2) - 150;
   const top = screen.availTop + Math.floor(screen.availHeight / 2) - 50;
   log(`Opening a popup on '${screen.label}' at (${left}, ${top})`);
   let popup = window.open(
       '/resources/blank.html', '',
       `left=${left},top=${top},width=300,height=100`);
   popups.push(popup);
   if (autoCleanUp.checked)
     popupTest.add_cleanup(popup.close);

   // Window.open() synchronously returns a Window with estimated screenX|Y.
   // Initial `screenX` and `screenY` values should match `left` and `top`.
   log(`<div style='margin-left: 40px'>Initial bounds:
          (${popup.screenX}, ${popup.screenY})
        </div>`);
   // Allow synchronous estimated placements to be clamped to the current screen.
   checkPopupPlacement(popup, left, top, true);
   popup.initialScreenX = popup.screenX;
   popup.initialScreenY = popup.screenY;

   // Await document.visibilitychange to check resolved Window.screenX|Y values
   // after asynchronous window creation and clamped placement has occurred.
   const visibilitychangeWatcher =
       new EventWatcher(popupTest, popup.document, ['visibilitychange']);
   await visibilitychangeWatcher.wait_for('visibilitychange');
   popup.document.write(`Expected: (${left}, ${top}) <br> \
        Initial: (${popup.initialScreenX}, ${popup.initialScreenY}) <br> \
        Resolved: (${popup.screenX}, ${popup.screenY}) `);
   log(`<div style='margin-left: 40px'>Resolved bounds:
          (${popup.screenX}, ${popup.screenY})
        </div>`);
   // Do not allow resolved placements to be clamped to the current screen.
   checkPopupPlacement(popup, left, top, false);
 }

 promise_test(async setUpTest => {
   await setUpWindowPlacement(setUpTest, setUpButton);
   const screenDetails = await getScreenDetails();
   assert_true(!!screenDetails, 'Error getting screen details');
   assert_greater_than(screenDetails.screens.length, 0, 'Connect a screen');
   for (const s of screenDetails.screens) {
     promise_test(async popupTest => {
       const button = document.createElement('button');
       button.innerHTML = `Open a popup on '${s.label}'`;
       const entry = document.createElement('li');
       entry.appendChild(button);
       popupButtons.appendChild(entry);
       const popupWatcher = new EventWatcher(popupTest, button, ['click']);
       const popupClick = popupWatcher.wait_for('click');
       try {  // Support manual testing where test_driver is not running.
         await test_driver.click(button);
       } catch {
       }
       await popupClick;
       button.disabled = true;
       await testPopupOnScreen(popupTest, s);
     }, `Open a popup on '${s.label}'`);
   }
 }, 'Use multi-screen details to open a popup window on each screen');
 </script>
	<!DOCTYPE html>
	<meta charset="utf-8">
	<meta name=timeout content=long>
	<!-- user agents are not required to support open features other than `noopener`
	and on some platforms position and size features don't make sense -->
	<meta name="flags" content="may">
	<title>Multi-Screen Window Placement test: window.open()</title>
	<link rel="help" href="https://w3c.github.io/window-placement">
	This test uses multi-screen details to open a popup window on each screen.<br>
	It runs automated or manually with `wpt serve` and a compatible browser.<br><br>
	<button id="setUpButton">Request screen details</button>
	<ul id="popupButtons"></ul>
	<button id="cleanUpButton">Close any open popups</button><br>
	<input id="autoCleanUp" type="checkbox" checked=true>Auto-close popups</input>
	<ul id="logger"></ul>
	<script src="/resources/testharness.js"></script>
	<script src="/resources/testharnessreport.js"></script>
	<script src="/resources/testdriver.js"></script>
	<script src="/resources/testdriver-vendor.js"></script>
	<script src="resources/helpers.js"></script>

	<script>
	'use strict';
	let popups = [];

	cleanUpButton.addEventListener('click', async () => {
	popups.forEach(p => p.close());
	});

	function checkPopupPlacement(popup, x, y, allowSameScreenClamping) {
	// Window.screenX\|Y may be zero, if the user agent wishes to hide information
	// about the screen of the output device. They also may incorrectly reflect
	// the origin of content viewport; in that case, estimate window coordinates
	// by subtracing estimated frame insets (top-heavy, horizontally centered).
	// Synchronous estimated placements may be clamped to the current screen.
	const error = 10;
	const dX = popup.screenX - x - (popup.outerWidth - popup.innerWidth) / 2;
	const dY = popup.screenY - y - (popup.outerHeight - popup.innerHeight);

	assert_true(!popup.screenX \|\| popup.screenX == x \|\| Math.abs(dX) <= error \|\|
	(allowSameScreenClamping && popup.screenX >= screen.availLeft &&
	popup.screenX < screen.availLeft + screen.availWidth));
	assert_true(!popup.screenY \|\| popup.screenY == y \|\| Math.abs(dY) <= error \|\|
	(allowSameScreenClamping && popup.screenY >= screen.availTop &&
	popup.screenY < screen.availTop + screen.availHeight));
	}

	async function testPopupOnScreen(popupTest, screen) {
	// Show a popup child window on the associated screen.
	const left = screen.availLeft + Math.floor(screen.availWidth / 2) - 150;
	const top = screen.availTop + Math.floor(screen.availHeight / 2) - 50;
	log(`Opening a popup on '${screen.label}' at (${left}, ${top})`);
	let popup = window.open(
	'/resources/blank.html', '',
	`left=${left},top=${top},width=300,height=100`);
	popups.push(popup);
	if (autoCleanUp.checked)
	popupTest.add_cleanup(popup.close);

	// Window.open() synchronously returns a Window with estimated screenX\|Y.
	// Initial `screenX` and `screenY` values should match `left` and `top`.
	log(`<div style='margin-left: 40px'>Initial bounds:
	(${popup.screenX}, ${popup.screenY})
	</div>`);
	// Allow synchronous estimated placements to be clamped to the current screen.
	checkPopupPlacement(popup, left, top, true);
	popup.initialScreenX = popup.screenX;
	popup.initialScreenY = popup.screenY;

	// Await document.visibilitychange to check resolved Window.screenX\|Y values
	// after asynchronous window creation and clamped placement has occurred.
	const visibilitychangeWatcher =
	new EventWatcher(popupTest, popup.document, ['visibilitychange']);
	await visibilitychangeWatcher.wait_for('visibilitychange');
	popup.document.write(`Expected: (${left}, ${top}) <br> \
	Initial: (${popup.initialScreenX}, ${popup.initialScreenY}) <br> \
	Resolved: (${popup.screenX}, ${popup.screenY}) `);
	log(`<div style='margin-left: 40px'>Resolved bounds:
	(${popup.screenX}, ${popup.screenY})
	</div>`);
	// Do not allow resolved placements to be clamped to the current screen.
	checkPopupPlacement(popup, left, top, false);
	}

	promise_test(async setUpTest => {
	await setUpWindowPlacement(setUpTest, setUpButton);
	const screenDetails = await getScreenDetails();
	assert_true(!!screenDetails, 'Error getting screen details');
	assert_greater_than(screenDetails.screens.length, 0, 'Connect a screen');
	for (const s of screenDetails.screens) {
	promise_test(async popupTest => {
	const button = document.createElement('button');
	button.innerHTML = `Open a popup on '${s.label}'`;
	const entry = document.createElement('li');
	entry.appendChild(button);
	popupButtons.appendChild(entry);
	const popupWatcher = new EventWatcher(popupTest, button, ['click']);
	const popupClick = popupWatcher.wait_for('click');
	try { // Support manual testing where test_driver is not running.
	await test_driver.click(button);
	} catch {
	}
	await popupClick;
	button.disabled = true;
	await testPopupOnScreen(popupTest, s);
	}, `Open a popup on '${s.label}'`);
	}
	}, 'Use multi-screen details to open a popup window on each screen');
	</script>