scrollWidthHeight-overflow-visible-margin-collapsing.html (2132B)
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=1936156"> 9 <title>scroll{Width,Height} shouldn't account for collapsed margins, in order not to report unnecessary overflow</title> 10 <script src="/resources/testharness.js"></script> 11 <script src="/resources/testharnessreport.js"></script> 12 <style> 13 #target div { 14 height: 20px; 15 min-width: 20px; 16 background-color: green; 17 margin: 20px 10px; 18 } 19 </style> 20 <div id="target"> 21 <div> 22 <div></div> 23 </div> 24 <div></div> 25 <div></div> 26 <div></div> 27 </div> 28 <script> 29 let target = document.getElementById("target"); 30 // "clip" is not really scrollable, but should match as well. 31 for (let overflow of ["visible", "hidden", "auto", "scroll", "clip"]) { 32 for (let padding of ["0", "2px"]) { 33 for (let border of ["0", "3px solid"]) { 34 for (let display of ["flex", "block", "flow-root", "inline-block", "inline-flex", "grid", "inline-grid"]) { 35 test(function() { 36 target.style.overflow = overflow; 37 target.style.display = display; 38 target.style.border = border; 39 target.style.padding = padding; 40 let sh = target.scrollHeight; 41 let sw = target.scrollWidth; 42 let ch = target.clientHeight; 43 let cw = target.clientWidth; 44 assert_equals(sh, ch, "scrollHeight should match clientHeight, since there's no overflow"); 45 assert_equals(sw, cw, "scrollWidth should match clientWidth, since there's no overflow"); 46 }, `scroll{Width,Height} with margins should match client{Width,Height} if there would be no overflow width overflow: ${overflow}, padding: ${padding}, border: ${border}, display: ${display}`); 47 } 48 } 49 } 50 } 51 </script>