flex-basis-013.html (2240B)
1 <!DOCTYPE html> 2 <meta charset="utf-8"> 3 <title>CSS Test: flex base size that depends on cross size</title> 4 <link rel="author" title="Oriol Brufau" href="obrufau@igalia.com"> 5 <link rel="help" href="https://drafts.csswg.org/css-flexbox-1/#flex-base-size"> 6 <link rel="help" href="https://drafts.csswg.org/css-flexbox-1/#definite-sizes"> 7 <link rel="help" href="https://github.com/w3c/csswg-drafts/issues/11791"> 8 <meta name="assert" content="The flex item has a definite cross size of 100px 9 because it stretches. So the canvas can resolve its percentage against that, 10 and thus the intrinsic flex basis results in a flex base size of 100px."> 11 12 <style> 13 .container { 14 display: inline-flex; 15 vertical-align: top; 16 width: 50px; 17 height: 50px; 18 background: red; 19 margin: 5px; 20 } 21 .container.column { 22 flex-direction: column; 23 } 24 .item { 25 min-width: 0; 26 min-height: 0; 27 background: green; 28 } 29 .container.column .stretch-size { 30 width: -moz-available; 31 width: -webkit-fill-available; 32 width: stretch; 33 } 34 .container.row .stretch-size { 35 height: -moz-available; 36 height: -webkit-fill-available; 37 height: stretch; 38 } 39 .container.column canvas { 40 display: block; 41 width: 100%; 42 } 43 .container.row canvas { 44 display: block; 45 height: 100%; 46 } 47 </style> 48 49 <div id="tests"></div> 50 <div id="log"></div> 51 52 <script src="/resources/testharness.js"></script> 53 <script src="/resources/testharnessreport.js"></script> 54 <script src="/resources/check-layout-th.js"></script> 55 <script> 56 let canvas = document.createElement("canvas"); 57 canvas.width = canvas.height = "5"; 58 59 let item = document.createElement("div"); 60 item.appendChild(canvas); 61 item.dataset.expectedWidth = item.dataset.expectedHeight = "50"; 62 63 let container = document.createElement("div"); 64 container.appendChild(item); 65 66 let tests = document.getElementById("tests"); 67 68 for (let direction of ["row", "column"]) { 69 container.className = "container " + direction; 70 for (let stretchSize of [false, true]) { 71 item.className = "item" + (stretchSize ? " stretch-size" : ""); 72 for (let flexBasis of ["auto", "content", "min-content", "fit-content", "max-content"]) { 73 item.style.flexBasis = flexBasis; 74 tests.appendChild(container.cloneNode(true)); 75 } 76 } 77 } 78 79 checkLayout(".container"); 80 </script>