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<!doctype html>
<html>
<head>
<title>Viewport: Scroll 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: Scroll in iframe - no page scale</h1>
<h4>Test Description: This test checks that window.visualViewport returns correct offset and scroll values without any pinch-zoom page scale applied.</h4>
<iframe></iframe>
<div id="complete-notice">
<p>frames[0].window.visualViewport's offsetLeft and offsetTop is (<span id="scroll-offset-log"></span>).</p>
<p>frames[0].window.visualViewport's pageLeft and pageTop is (<span id="scroll-page-log"></span>).</p>
</div>
<div id="log"></div>
</body>
<script>
var iframe = frames[0].window;
// Add overflow we can scroll.
iframe.document.body.style.width = "2000px";
iframe.document.body.style.height = "2000px";
iframe.scrollTo(1000, 1200);
test(function() {
assert_equals(iframe.visualViewport.offsetLeft, 0);
}, "offsetLeft must be 0.");
test(function() {
assert_equals(iframe.visualViewport.offsetTop, 0);
}, "offsetTop must be 0.");
test(function() {
assert_equals(iframe.visualViewport.pageLeft, 1000);
}, "pageLeft must reflect location of viewport in document.");
test(function() {
assert_equals(iframe.visualViewport.pageTop, 1200);
}, "pageTop must reflect location of viewport in document.");
document.getElementById("scroll-offset-log").innerText = iframe.visualViewport.offsetLeft+ ", " + iframe.visualViewport.offsetTop;
document.getElementById("scroll-page-log").innerText = iframe.visualViewport.pageLeft + ", " + iframe.visualViewport.pageTop;
</script>
</html>
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