44 lines
1.4 KiB
HTML
44 lines
1.4 KiB
HTML
<!DOCTYPE html>
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<title>Test scrollIntoView() inside a fenced frame</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/common/utils.js"></script>
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<script src="/common/dispatcher/dispatcher.js"></script>
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<script src="resources/utils.js"></script>
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<body>
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<!-- This spacer is used to ensure that the fenced frame will be out of view
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unless a scroll is performed. -->
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<div style="height: 2000px;"></div>
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<script>
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promise_test(async(t) => {
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const fencedframe = await attachFencedFrameContext();
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const start_y_offset = window.pageYOffset;
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await fencedframe.execute(() => {
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// Ensure that any elements created are out of view until a scroll is
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// performed.
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const spacer = document.createElement("div");
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spacer.style = "height: 2000px;";
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document.body.appendChild(spacer);
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const start_fenced_y_offset = window.pageYOffset;
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const button = document.createElement("button");
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document.body.appendChild(button);
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button.scrollIntoView();
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const end_fenced_y_offset = window.pageYOffset;
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assert_not_equals(start_fenced_y_offset, end_fenced_y_offset,
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"The inner page should have scrolled.");
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}, []);
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const end_y_offset = window.pageYOffset;
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assert_equals(start_y_offset, end_y_offset,
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"The outer page should not have scrolled.");
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}, 'scrollIntoView() inside a fenced frame should not scroll ancestors');
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</script>
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</body>
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