Status: PASS | Duration: 7ms | Subtests: 1/1 | Open test on wpt.live | Open ref on wpt.live | wpt.fyi
/css/css-contain/contain-paint-ignored-cases-ruby-containing-block-001.html
<!doctype html> <html lang=en> <head> <meta charset=utf-8> <title>CSS-contain test: paint containment on internal ruby elements.</title> <link rel="author" title="Yusuf Sermet" href="mailto:ysermet@mozilla.com"> <link rel="help" href="https://drafts.csswg.org/css-contain/#containment-paint"> <link rel="match" href="contain-paint-ignored-cases-ruby-containing-block-001-ref.html"> <meta name="assert" content="Paint containment should not apply to ruby base, ruby base container, ruby text, and ruby text container. This test confirms contain:paint does not act as a containing block for fixed positioned descendants."> <style> rb, rbc, rt, rtc { contain: paint; background-color: yellow; font-size: 2em; } rbc { display: ruby-base-container; } .contained { width: 50px; height: 10px; background-color: blue; top: 0; left: 0; position: fixed; } .wrapper { display: inline-block; } </style> </head> <body> <div class="wrapper"><ruby><rt> <div class="contained"></div></rt></ruby></div> <div class="wrapper"><ruby><rtc> <div class="contained"></div></rtc></ruby></div> <div class="wrapper"><ruby><rb> <div class="contained"></div></rb></ruby></div> <div class="wrapper"><ruby><rbc> <div class="contained"></div></rbc></ruby></div> </body> </html>
/css/css-contain/contain-paint-ignored-cases-ruby-containing-block-001-ref.html
<!doctype html> <html lang=en> <head> <meta charset=utf-8> <title>CSS Reftest Reference</title> <link rel="author" title="Yusuf Sermet" href="mailto:ysermet@mozilla.com"> <style> rb, rbc, rt, rtc { background-color: yellow; font-size: 2em; } rbc { display: ruby-base-container; } .contained { width: 50px; height: 10px; background-color: blue; top: 0; left: 0; position: fixed; } .wrapper { display: inline-block; } </style> </head> <body> <div class="wrapper"><ruby><rt> <div class="contained"></div></rt></ruby></div> <div class="wrapper"><ruby><rtc> <div class="contained"></div></rtc></ruby></div> <div class="wrapper"><ruby><rb> <div class="contained"></div></rb></ruby></div> <div class="wrapper"><ruby><rbc> <div class="contained"></div></rbc></ruby></div> </body> </html>