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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /visual-viewport/viewport-unscaled-size.html - WPT Dashboard Interop Dashboard
<!doctype html>
<html>
<head>
<title>Viewport: Size unscaled</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, minimum-scale=1">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="viewport_support.js"></script>
<style>
html {
width: 100%;
height: 100%;
}
</style>
</head>
<body>
<h1>Viewport: Size unscaled</h1>
<h4>Test Description: This test checks that window.visualViewport returns correct sizes without any pinch-zoom page scale applied.</h4>
<div id="complete-notice">
<p>window.visualViewport width and height is (<span id="view-size-log"></span>).</p>
<p>window.visualViewport width and height when scrollbars are present is (<span id="view-size-scrollbar-log"></span>).</p>
</div>
<div id="log"></div>
</body>
<script>
var scrollbarThickness = calculateScrollbarThickness();
test(function() {
assert_equals(window.visualViewport.width, document.documentElement.clientWidth);
}, "visualViewport.width should match documentElement.clientWidth when unzoomed.");
test(function() {
assert_equals(window.visualViewport.height, document.documentElement.clientHeight);
}, "visualViewport.height should match documentElement.clientHeight when unzoomed.");
document.getElementById("view-size-log").innerText = window.visualViewport.width + ", " + window.visualViewport.height;
// Add overflow so scrollbars appear.
document.body.style.width = "2000px";
document.body.style.height = "2000px";
test(function() {
assert_equals(window.visualViewport.width, document.documentElement.clientWidth);
}, "visualViewport.width should exclude scrollbar.");
test(function() {
assert_equals(window.visualViewport.height, document.documentElement.clientHeight);
}, "visualViewport.height should exclude scrollbar.");
document.getElementById("view-size-scrollbar-log").innerText = window.visualViewport.width + ", " + window.visualViewport.height;
</script>
</html>