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72 lines
2.5 KiB
HTML
72 lines
2.5 KiB
HTML
<!DOCTYPE html>
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<link rel="help" href="https://drafts.csswg.org/css-ruby/#line-height">
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<link rel="stylesheet" href="/fonts/ahem.css">
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<style>
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body {
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font: 16px/1 Ahem;
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}
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body > div {
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border: 1px solid lime;
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}
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</style>
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<body>
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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>
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function renderRuby(source) {
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document.body.insertAdjacentHTML('afterbegin', source);
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const firstChild = document.body.firstChild;
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const container = firstChild.tagName == 'RUBY' ? null : firstChild;
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const ruby = firstChild.tagName == 'RUBY' ? firstChild : firstChild.querySelector('ruby');
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return {container: container, ruby: ruby, rt: ruby.querySelector('rt')}
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}
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function renderRubyAndGetBoxes(source) {
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const {container, ruby, rt} = renderRuby(source);
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return {
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container: container ? container.getBoundingClientRect() : null,
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ruby: ruby ? ruby.getBoundingClientRect() : null,
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rt: rt ? rt.getBoundingClientRect() : null
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};
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}
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test(() => {
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const {container, ruby, rt} = renderRubyAndGetBoxes(
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'<div><ruby>base<rt>annotation</rt></ruby></div>');
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assert_true(container.top <= rt.top);
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assert_true(rt.top < ruby.top);
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}, 'Over ruby doesn\'t overflow the block');
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test(() => {
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const {container, ruby, rt} = renderRubyAndGetBoxes(
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'<div>before <span style="vertical-align:32px;">' +
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'<ruby>base<rt>annotation</rt></ruby>' +
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'</span> after</div>');
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assert_true(container.top <= rt.top);
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assert_true(rt.top < ruby.top);
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}, 'Over ruby + vertical-align doesn\'t overflow the block');
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test(() => {
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const {container, ruby, rt} = renderRubyAndGetBoxes(
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'<div><ruby style="ruby-position:under">base<rt>annotation</rt></ruby></div>');
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assert_true(container.bottom >= rt.bottom);
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assert_true(rt.bottom > ruby.bottom);
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}, 'Under ruby doesn\'t overflow the block');
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test(() => {
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const {container, ruby, rt} = renderRubyAndGetBoxes(
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'<div>before <ruby style="vertical-align:-32px; ruby-position:under">' +
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'base<rt>annotation</rt></ruby> after</div>');
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assert_true(container.bottom >= rt.bottom);
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assert_true(rt.bottom > ruby.bottom);
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}, 'Under ruby + vertical-align doesn\'t overflow the block');
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test(() => {
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const {container, ruby, rt} = renderRuby(
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'<div><span>before</span><br><ruby>base<rt style="font-size:16px"' +
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'>annotation</rt></ruby></div>');
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const firstLine = container.querySelector('span').getBoundingClientRect();
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assert_true(ruby.getBoundingClientRect().top - firstLine.bottom > 1);
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}, 'Expand inter-lines spacing');
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</script>
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</body>
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