scrollWidthHeight-contain-layout.html (2051B)
1 <!doctype html> 2 <meta charset="utf-8"> 3 <meta name="viewport" content="width=device-width, initial-scale=1"> 4 <link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io"> 5 <link rel="author" title="Mozilla" href="https://mozilla.org"> 6 <link rel="help" href="https://drafts.csswg.org/cssom-view/#dom-element-scrollwidth"> 7 <link rel="help" href="https://drafts.csswg.org/cssom-view/#dom-element-scrollheight"> 8 <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1931490"> 9 <title>scroll{Width,Height} with contain: layout</title> 10 <script src="/resources/testharness.js"></script> 11 <script src="/resources/testharnessreport.js"></script> 12 <style> 13 #target { 14 contain: layout; 15 height: 0; 16 width: 0; 17 } 18 </style> 19 <div id="target"> 20 <div style="height: 2000px"></div> 21 </div> 22 <script> 23 let target = document.getElementById("target"); 24 // "clip" is not really scrollable, but should match as well. 25 for (let overflow of ["hidden", "auto", "scroll", "clip"]) { 26 for (let padding of ["0", "2px"]) { 27 for (let border of ["0", "3px solid"]) { 28 for (let display of ["flex", "block", "flow-root", "inline-block", "inline-flex", "grid", "inline-grid", "inline"]) { 29 test(function() { 30 target.style.display = display; 31 target.style.border = border; 32 target.style.padding = padding; 33 let visibleH = target.scrollHeight; 34 let visibleW = target.scrollWidth; 35 target.style.overflow = overflow; 36 let scrollableH = target.scrollHeight; 37 let scrollableW = target.scrollWidth; 38 assert_equals(visibleH, scrollableH, "scrollHeight should match for visible and " + overflow); 39 assert_equals(visibleW, scrollableW, "scrollWidth should match for visible and " + overflow); 40 target.style.overflow = ""; 41 target.style.display = ""; 42 }, `scroll{Width,Height} should match with contain: layout for display: ${display}, overflow: ${overflow}, padding: ${padding}, border: ${border}`); 43 } 44 } 45 } 46 } 47 </script>