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diff --git a/testing/web-platform/tests/css/css-writing-modes/abs-pos-non-replaced-icb-vlr-005.xht b/testing/web-platform/tests/css/css-writing-modes/abs-pos-non-replaced-icb-vlr-005.xht new file mode 100644 index 0000000000..2d18cea21f --- /dev/null +++ b/testing/web-platform/tests/css/css-writing-modes/abs-pos-non-replaced-icb-vlr-005.xht @@ -0,0 +1,116 @@ +<!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 Writing Modes Test: position absolute and 'vertical-lr' - 'left: auto', 'width: auto' and 'right: auto' with 'direction: rtl' in initial containing block</title> + + <link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" /> + <link rel="help" href="http://www.w3.org/TR/css-writing-modes-3/#vertical-layout" title="7.1 Principles of Layout in Vertical Writing Modes" /> + <link rel="match" href="abs-pos-non-replaced-icb-vrl-004-ref.xht" /> + + <meta content="image" name="flags" /> + <meta content="This test checks that when the initial containing block's writing-mode is 'horizontal-tb' and its 'direction' is 'rtl', then an absolutely positioned box (with 'left: auto', 'width: auto' and 'right: auto') whose containing block is the initial containing block must set 'right' to the static position. Whether such absolutely positioned box's 'writing-mode' is vertical or not is irrelevant." name="assert" /> + + <style type="text/css"><![CDATA[ + html + { + direction: rtl; + } + + img + { + vertical-align: top; + } + + div#green-overlapping-test + { + border-left: green solid 25px; + border-right: green solid 75px; + height: 100px; + left: auto; + position: absolute; + right: auto; + width: auto; + writing-mode: vertical-lr; + } + + /* + " + If all three of 'left', 'width', and 'right' are 'auto': First set any 'auto' values for 'margin-left' and 'margin-right' to 0. Then, if the 'direction' property of the element establishing the static-position containing block is 'ltr' set 'left' to the static position and apply rule number three below; otherwise, set 'right' to the static position and apply rule number one below. + (...) + 1. 'left' and 'width' are 'auto' and 'right' is not 'auto', then the width is shrink-to-fit. Then solve for 'left' + " + 10.3.7 Absolutely positioned, non-replaced elements + http://www.w3.org/TR/CSS21/visudet.html#abs-non-replaced-width + + So: + + auto : left + + + 0px : margin-left + + + 25px : border-left-width + + + 0px : padding-left + + + auto : width + + + 0px : padding-right + + + 75px : border-right-width + + + 0px : margin-right + + + auto : right + ==================== + : width of containing block (width of Initial Containing Block) + + becomes + + solve : left + + + 0px : margin-left + + + 25px : border-left-width + + + 0px : padding-left + + + 0px : width (shrink-to-fit) + + + 0px : padding-right + + + 75px : border-right-width + + + 0px : margin-right + + + 8px : right + ==================== + : width of containing block (width of Initial Containing Block) + */ + + div#red-overlapped-reference + { + background-color: red; + height: 100px; + width: 100px; + } + ]]></style> + </head> + + <body> + + <p><img src="support/pass-cdts-abs-pos-non-replaced.png" width="246" height="36" alt="Image download support must be enabled" /></p> + + <!-- + The image says: + Test passes if there is a filled green square and <strong>no red</strong>. + --> + + <div id="green-overlapping-test"></div> + + <div id="red-overlapped-reference"></div> + + </body> +</html>
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