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Diffstat (limited to 'testing/web-platform/tests/css/css-flexbox/flexbox-basic-textarea-vert-001.xhtml')
-rw-r--r-- | testing/web-platform/tests/css/css-flexbox/flexbox-basic-textarea-vert-001.xhtml | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/css-flexbox/flexbox-basic-textarea-vert-001.xhtml b/testing/web-platform/tests/css/css-flexbox/flexbox-basic-textarea-vert-001.xhtml new file mode 100644 index 0000000000..ac092edf8b --- /dev/null +++ b/testing/web-platform/tests/css/css-flexbox/flexbox-basic-textarea-vert-001.xhtml @@ -0,0 +1,111 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ +--> +<!-- + This test checks that textarea elements behave correctly as flex items. +--> +<html xmlns="http://www.w3.org/1999/xhtml"> + <head> + <title>CSS Test: Testing flexbox layout algorithm property on textarea flex items in a vertical flex container</title> + <link rel="author" title="Daniel Holbert" href="mailto:dholbert@mozilla.com"/> + <link rel="help" href="http://www.w3.org/TR/css-flexbox-1/#layout-algorithm"/> + <link rel="match" href="flexbox-basic-textarea-vert-001-ref.xhtml"/> + <style> + div.flexbox { + height: 200px; + background: lightgreen; + display: flex; + justify-content: space-between; + flex-direction: column; + float: left; + margin-right: 10px; + font: 8px monospace; + } + textarea { + width: 20px; + height: 10px; + min-height: 0; + background: white; + border-radius: 0; + border: 1px dotted green; + margin: 0; + padding: 0; + } + </style> + </head> + <body> + + <!-- A) One flex item --> + <div class="flexbox"> + <textarea/> + </div> + + <!-- B) Text and a textarea (ensure they aren't merged into one flex item) + --> + <div class="flexbox"> + a b <textarea/> + </div> + + <!-- C) Two textarea elements, getting stretched by different ratios, + from 0. + + Space-to-be-distributed = 200px - borders = 200 - (1 + 1) - (1 + 1) + = 196px + + 1st element gets 5/9 of space: 5/9 * 196px = 108.8px + 1st element gets 4/9 of space: 4/9 * 196px = 87.1px + --> + <div class="flexbox"> + <textarea style="flex: 5"/> + <textarea style="flex: 4"/> + </div> + + <!-- D) Two textarea elements, getting stretched by different ratios, from + different flex bases. + + Space-to-be-distributed = 200px - (33 + 1 + 1) - (13 + 1 + 1) = 150px + 1st element gets 2/5 of space: 33px + 2/5 * 150px = 93px + 1st element gets 3/5 of space: 13px + 3/5 * 150px = 103px + --> + <div class="flexbox"> + <textarea style="height: 33px; flex: 2 auto"/> + <textarea style="height: 13px; flex: 3 auto"/> + </div> + + <!-- E) Two flex items, getting shrunk by different amounts. + + Space-to-be-distributed = 200px - (150 + 1 + 1) - (100 + 1 + 1) = -54px + First element scaled flex ratio = 4 * 150 = 600 + Second element scaled flex ratio = 3 * 100 = 300 + * So, total flexibility is 600 + 300 = 900 + + 1st element gets 600/900 of space: 150 + 600/900 * -54 = 114px + 2nd element gets 300/900 of space: 100 + 300/900 * -54 = 82px + --> + <div class="flexbox"> + <textarea style="height: 150px; flex: 1 4 auto"/> + <textarea style="height: 100px; flex: 1 3 auto"/> + </div> + + <!-- F) Making sure we don't grow past max-height --> + <!-- Same as (D), except we've added a max-height on the second element. + --> + <div class="flexbox"> + <textarea style="height: 33px; flex: 2 auto"/> + <textarea + style="height: 13px; max-height: 90px; flex: 3 auto"/> + </div> + + <!-- G) Making sure we grow at least as large as min-height --> + <!-- Same as (C), except we've added a min-height on the second element. + --> + <div class="flexbox"> + <textarea style="height: 33px; flex: 2 auto"/> + <textarea + style="height: 13px; min-height: 150px; flex: 3 auto"/> + </div> + + </body> +</html> |