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| 1 <!DOCTYPE html> |
| 2 <!-- |
| 3 Any copyright is dedicated to the Public Domain. |
| 4 http://creativecommons.org/publicdomain/zero/1.0/ |
| 5 --> |
| 6 <html> |
| 7 <head> |
| 8 <title>CSS Test: Testing that visibility:collapse on a flex item in a multi-li
ne flex container creates struts, and that they can migrate between lines</title
> |
| 9 <link rel="author" title="Daniel Holbert" href="mailto:dholbert@mozilla.com"> |
| 10 <link rel="help" href="http://www.w3.org/TR/css-flexbox-1/#algo-visibility"> |
| 11 <link rel="match" href="flexbox-collapsed-item-horiz-002-ref.html"> |
| 12 <meta charset="utf-8"> |
| 13 <style> |
| 14 .flexContainer { |
| 15 display: flex; |
| 16 flex-wrap: wrap; |
| 17 |
| 18 /* These let us show where each flex line begins (and hence, how tall |
| 19 the flex lines end up) */ |
| 20 align-content: flex-start; |
| 21 align-items: flex-start; |
| 22 |
| 23 width: 30px; |
| 24 background: yellow; |
| 25 border: 1px dotted black; |
| 26 float: left; |
| 27 margin: 5px; |
| 28 } |
| 29 .collapsedItem { |
| 30 visibility: collapse; |
| 31 width: 15px; |
| 32 height: 25px; |
| 33 } |
| 34 .halfWidthItem { |
| 35 width: 15px; |
| 36 height: 15px; |
| 37 background: teal; |
| 38 } |
| 39 .fullWidthItem { |
| 40 width: 30px; |
| 41 height: 20px; |
| 42 background: purple; |
| 43 } |
| 44 .veryTallItem { |
| 45 width: 15px; |
| 46 height: 40px; |
| 47 background: olive; |
| 48 } |
| 49 </style> |
| 50 </head> |
| 51 <body> |
| 52 <!-- FIRST ROW: --> |
| 53 <!-- One collapsed flex item, at the beginning of a flex line, which |
| 54 ends up establishing its flex line's cross size: --> |
| 55 <div class="flexContainer"> |
| 56 <div class="collapsedItem"></div> |
| 57 <div class="halfWidthItem"></div> |
| 58 <div class="fullWidthItem"></div> |
| 59 </div> |
| 60 <!-- ...and now with it being at the end of that flex line: --> |
| 61 <div class="flexContainer"> |
| 62 <div class="halfWidthItem"></div> |
| 63 <div class="collapsedItem"></div> |
| 64 <div class="fullWidthItem"></div> |
| 65 </div> |
| 66 |
| 67 <div style="clear: both"></div> |
| 68 |
| 69 <!-- SECOND ROW: --> |
| 70 <!-- One collapsed flex item, initially in its own line. It ends |
| 71 up being merged into another line after it collapses, due to its |
| 72 (post-collapse) zero main-size. --> |
| 73 <div class="flexContainer"> |
| 74 <div class="collapsedItem"></div> |
| 75 <div class="fullWidthItem"></div> |
| 76 <div class="fullWidthItem"></div> |
| 77 </div> |
| 78 <div class="flexContainer"> |
| 79 <div class="fullWidthItem"></div> |
| 80 <div class="collapsedItem"></div> |
| 81 <div class="fullWidthItem"></div> |
| 82 </div> |
| 83 <div class="flexContainer"> |
| 84 <div class="fullWidthItem"></div> |
| 85 <div class="fullWidthItem"></div> |
| 86 <div class="collapsedItem"></div> |
| 87 </div> |
| 88 |
| 89 <div style="clear: both"></div> |
| 90 |
| 91 <!-- THIRD ROW: --> |
| 92 <!-- One collapsed flex item, initially in a line with an even-taller item. |
| 93 The collapsed item ends up shifting into another line after it |
| 94 collapses, but it carries the taller item's cross size with it, as its |
| 95 strut size. --> |
| 96 <div class="flexContainer"> |
| 97 <div class="fullWidthItem"></div> |
| 98 <div class="collapsedItem"></div> |
| 99 <div class="veryTallItem"></div> |
| 100 </div> |
| 101 <!-- ...and now with two (differently-sized) struts in first line: |
| 102 (the one that's taller - due to being initially grouped with the tall |
| 103 item - wins out.) --> |
| 104 <div class="flexContainer"> |
| 105 <div class="collapsedItem"></div> |
| 106 <div class="fullWidthItem"></div> |
| 107 <div class="collapsedItem"></div> |
| 108 <div class="veryTallItem"></div> |
| 109 </div> |
| 110 </body> |
| 111 </html> |
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Chromium Code Reviews
Issue 1705363002:
Import Mozilla's flexbox tests from csswg-test (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master