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9f297a22d4
The Web-facing methods perform access checks which blow up when the stars are aligned such that we run this code under a subject principal that doesn't have access to the anchor node of the selection.
16 lines
535 B
HTML
16 lines
535 B
HTML
<!DOCTYPE HTML>
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<iframe src="http://example.org/tests/dom/html/test/bug1315146-iframe.html"></iframe>
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<input value="test">
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<script>
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document.domain = "example.org";
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onload = function() {
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let iframe = document.querySelector("iframe");
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let input = document.querySelector("input");
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input.selectionStart = input.selectionEnd = 2;
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document.body.style.overflow = "scroll";
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iframe.contentDocument.body.offsetWidth;
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opener.postMessage({start: input.selectionStart,
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end: input.selectionEnd}, "*");
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}
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</script>
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