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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /visual-viewport/viewport-unscaled-size-iframe.html - WPT Dashboard Interop Dashboard
<!doctype html>
<html>
<head>
<title>Viewport: Size in iframe - no page scale</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="viewport_support.js"></script>
<style>
iframe {
width: 200px;
height: 300px;
border: 0;
}
</style>
</head>
<body>
<h1>Viewport: Size in iframe - no page scale</h1>
<h4>Test Description: This test checks that window.visualViewport returns correct sizes without any pinch-zoom page scale applied but with scrollbars.</h4>
<iframe></iframe>
<div id="complete-notice">
<p>frames[0].window.visualViewport width and height is (<span id="size-log"></span>).</p>
<p>frames[0].window.visualViewport width and height when scrollbars are present is (<span id="size-scrollbars-log"></span>).</p>
</div>
<div id="log"></div>
</body>
<script>
setup({ explicit_done: true });
function runTest() {
var scrollbarThickness = calculateScrollbarThickness();
test(function() {
assert_equals(frames[0].window.visualViewport.width, 200);
}, "window.visualViewport.width of iframe viewport should match iframe width.");
test(function() {
assert_equals(frames[0].window.visualViewport.height, 300);
}, "window.visualViewport.height of iframe viewport should match iframe height.");
document.getElementById("size-log").innerText = frames[0].window.visualViewport.width + ", " + frames[0].window.visualViewport.height;
// Add overflow so scrollbars appear.
window.frames[0].window.document.body.style.width = "2000px";
window.frames[0].window.document.body.style.height = "2000px";
test(function() {
assert_equals(frames[0].window.visualViewport.width, 200 - scrollbarThickness);
}, "window.visualViewport.width of iframe viewport should not include scrollbar.");
test(function() {
assert_equals(frames[0].window.visualViewport.height, 300 - scrollbarThickness);
}, "window.visualViewport.height of iframe viewport should not include scrollbar.");
document.getElementById("size-scrollbars-log").innerText = frames[0].window.visualViewport.width + ", " + frames[0].window.visualViewport.height;
}
window.onload = function() {
try {
runTest();
} finally {
done();
}
}
</script>
</html>