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Test Info: Warnings

<!DOCTYPE html>
<title>Test visualViewport inside a fenced frame.</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script src="/common/utils.js"></script>
<script src="/common/dispatcher/dispatcher.js"></script>
<script src="resources/utils.js"></script>
<body>
<script>
function pinch_zoom_in() {
return new test_driver.Actions()
.setContext(window)
.addPointer("finger1", "touch")
.addPointer("finger2", "touch")
.pointerMove(400, 250, {origin: "viewport", sourceName: "finger1"})
.pointerMove(400, 350, {origin: "viewport", sourceName: "finger2"})
.pointerDown({sourceName: "finger1"})
.pointerDown({sourceName: "finger2"})
.pointerMove(400, 200, {origin: "viewport", sourceName: "finger1"})
.pointerMove(400, 400, {origin: "viewport", sourceName: "finger2"})
.pointerUp({sourceName: "finger1"})
.pointerUp({sourceName: "finger2"})
.send();
}
promise_test(async () => {
// Create a fenced frame, and use the same target name inside of it.
const frame = attachFencedFrameContext({html: `
<!DOCTYPE html>
<style>
body {
/* Make fenced frame scrollable */
width: 200vw;
height: 200vh;
}
::-webkit-scrollbar {
display: none;
}
</style>`});
const is_mac = navigator.platform.indexOf('Mac') == 0;
// Mac doesn't support pinch zooming via test driver so just avoid trying.
if (!is_mac) {
await pinch_zoom_in();
// Run the test zoomed in to ensure the fenced frame doesn't incorrectly
// bring values in from its embedder.
assert_greater_than(window.visualViewport.scale, 1,
'[PRECONDITION] outer window pinch-zoomed in');
}
await frame.execute(async (width, height) => {
window.scrollTo(30, 40);
assert_equals(window.scrollX, 30, '[PRECONDITION] document scrolled x');
assert_equals(window.scrollY, 40, '[PRECONDITION] document scrolled y');
assert_equals(window.visualViewport.width, width,
'visualViewport.width matches fencedframe width');
assert_equals(window.visualViewport.height, height,
'visualViewport.height matches fencedframe height');
assert_equals(window.visualViewport.scale, 1,
'visualViewport.scale is 1');
assert_equals(window.visualViewport.offsetLeft, 0,
'visualViewport.offsetLeft is 0');
assert_equals(window.visualViewport.offsetTop, 0,
'visualViewport.offsetTop is 0');
assert_equals(window.visualViewport.pageLeft, window.scrollX,
'visualViewport.pageLeft reflects only window scroll offset');
assert_equals(window.visualViewport.pageTop, window.scrollY,
'visualViewport.pageTop reflects only window scroll offset');
}, [frame.clientWidth, frame.clientHeight]);
}, 'visualViewport values inside fenced frame');
</script>
</body>