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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
commit43a97878ce14b72f0981164f87f2e35e14151312 (patch)
tree620249daf56c0258faa40cbdcf9cfba06de2a846 /testing/web-platform/tests/css/CSS2/positioning/absolute-replaced-height-029.xht
parentInitial commit. (diff)
downloadfirefox-upstream.tar.xz
firefox-upstream.zip
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+<!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 Test: Absolutely positioned inline replaced element with over-constrained values</title>
+ <link rel="author" title="Microsoft" href="http://www.microsoft.com/" />
+ <link rel="reviewer" title="GĂ©rard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" /> <!-- 2012-09-05 -->
+ <link rel="help" href="http://www.w3.org/TR/CSS21/visudet.html#abs-replaced-height" />
+ <link rel="match" href="absolute-replaced-height-008-ref.xht" />
+
+ <meta name="flags" content="image" />
+ <meta name="assert" content="An absolutely positioned inline replaced element with over-constrained values solves for 'bottom'." />
+ <style type="text/css">
+ #div1
+ {
+ border-top: solid black;
+ position: relative;
+ }
+ img
+ {
+ bottom: 0.5in;
+ margin-bottom: 0.5in;
+ margin-top: 0.5in;
+ position: absolute;
+ top: 0.5in;
+ }
+ div div
+ {
+ background: blue;
+ height: 15px;
+ left: 15px;
+ position: relative;
+ top: 1in;
+ width: 15px;
+ }
+
+ /*
+
+ 0.5in : 'top'
+ +
+ 0.5in : 'margin-top'
+ +
+ 0 : 'border-top-width'
+ +
+ 0 : 'padding-top'
+ +
+ 15px : 'height' (intrinsic height of inline replaced element)
+ +
+ 0 : 'padding-bottom'
+ +
+ 0 : 'border-bottom-width'
+ +
+ 0.5in : 'margin-bottom'
+ +
+ 0.5in : 'bottom'
+ ===========
+ 207px : height of containing block (15px)
+
+ So, bottom has to be ignored and forced to have the value that
+ will balance the equation. So, this brings up
+
+ 0.5in : 'top'
+ +
+ 0.5in : 'margin-top'
+ +
+ 0 : 'border-top-width'
+ +
+ 0 : 'padding-top'
+ +
+ 15px : 'height' (intrinsic height)
+ +
+ 0 : 'padding-bottom'
+ +
+ 0 : 'border-bottom-width'
+ +
+ 0.5in : 'margin-bottom'
+ +
+ (solve): 'bottom'
+ ===================
+ 15px : height of containing block
+
+ So, the solved bottom value must be -1.5in (or -144px).
+ */
+ </style>
+ </head>
+ <body>
+ <p>Test passes if there is a short blue bar and it does not touch the black line.</p>
+ <div id="div1">
+ <img alt="blue 15x15" src="support/blue15x15.png" />
+ <div></div>
+ </div>
+ </body>
+</html>