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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 01:47:29 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 01:47:29 +0000
commit0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch)
treea31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /testing/web-platform/tests/css/css-multicol/multicol-nested-margin-003.xht
parentInitial commit. (diff)
downloadfirefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.tar.xz
firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.zip
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+++ b/testing/web-platform/tests/css/css-multicol/multicol-nested-margin-003.xht
@@ -0,0 +1,97 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml">
+ <head>
+ <title>CSS Multi-column Layout Test: nested multicolumn and nested margin-top</title>
+ <link rel="author" title="Opera Software ASA" href="http://www.opera.com/" />
+ <link rel="reviewer" title="GĂ©rard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" /> <!-- 2013-08-14 -->
+ <link rel="help" href="http://www.w3.org/TR/css3-multicol/#the-multi-column-model" title="2. The multi-column model" />
+ <link rel="match" href="multicol-nested-margin-003-ref.xht" />
+ <meta name="flags" content="ahem" />
+ <meta name="assert" content="This test checks that a top margin set on the first child element of a nested multicol element will not collapse with the margins of the multicol element." />
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style type="text/css"><![CDATA[
+ body > div
+ {
+ font: 1.25em/1 Ahem;
+ margin: 1em;
+ width: 41em;
+ /*
+ This test requires a viewport width of 860px
+ */
+ }
+
+ div
+ {
+ background-color: yellow;
+ color: black;
+ margin: 1em 1em 0;
+ orphans: 1;
+ widows: 1;
+
+ column-count: 3;
+ column-gap: 1em;
+ }
+
+ /*
+
+ N == 3;
+
+ 43em - 2em (horizontal margins) == available-width
+
+ W == max(0, (available-width - ((N - 1) * column-gap)) / N);
+ W == max(0, (41em - ((3 - 1) * 1em)) / 3);
+ W == max(0, (41em - (2 * 1em)) / 3);
+ W == max(0, (41em - 2em) / 3);
+ W == max(0, 39em / 3);
+ W == max(0, 13em);
+ W == 13em;
+
+ 13em : width of each outer column box
+ -
+ 2em : horizontal margin of each div inside
+ =======
+ 11em : width of each inner multi-column elements
+
+ N == 3;
+
+ W == max(0, (available-width - ((N - 1) * column-gap)) / N);
+ W == max(0, (11em - ((3 - 1) * 1em)) / 3);
+ W == max(0, (11em - (2 * 1em)) / 3);
+ W == max(0, (11em - 2em) / 3);
+ W == max(0, 9em / 3);
+ W == max(0, 3em);
+ W == 3em;
+
+ */
+
+ div div:nth-child(2) {color: pink;}
+
+ div div:nth-child(3) {color: blue;}
+ ]]></style>
+ </head>
+
+ <body>
+
+ <div>
+ <div>
+ bl ac
+ bl ac
+ bl ac
+ bl ac
+ </div>
+ <div>
+ Pi nk
+ Pi nk
+ Pi nk
+ Pi nk
+ </div>
+ <div>
+ bl ue
+ bl ue
+ bl ue
+ bl ue
+ </div>
+ </div>
+
+ </body>
+</html>