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Diffstat (limited to 'testing/web-platform/tests/css/css-writing-modes/wm-propagation-body-computed-direction-001.html')
| -rw-r--r-- | testing/web-platform/tests/css/css-writing-modes/wm-propagation-body-computed-direction-001.html | 58 |
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diff --git a/testing/web-platform/tests/css/css-writing-modes/wm-propagation-body-computed-direction-001.html b/testing/web-platform/tests/css/css-writing-modes/wm-propagation-body-computed-direction-001.html new file mode 100644 index 0000000000..035f608165 --- /dev/null +++ b/testing/web-platform/tests/css/css-writing-modes/wm-propagation-body-computed-direction-001.html @@ -0,0 +1,58 @@ +<!DOCTYPE html> + + <meta charset="UTF-8"> + + <title>CSS Writing Modes Test: computed 'direction' of root element when 'writing-mode' for <body> propagates to viewport</title> + + <link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/"> + <link rel="help" href="https://www.w3.org/TR/css-writing-modes-3/#principal-flow"> + <!-- + Issue 3066: [css-writing-modes] Does vertical writing mode of an HTML body + element cause an orthogonal flow? + https://github.com/w3c/csswg-drafts/issues/3066 + --> + + <meta name="assert" content="When the root element has a <body> child element, then the principal writing mode is instead taken from the values of 'writing-mode' and 'direction' on such first child element instead of taken from the root element. In this test, a small script verifies that the computed value of 'direction' of the root element itself is not affected by such propagation."> + + <!-- + This test *only* verifies the computed value of 'direction' of the + root element. + + This test does *not* verify if the 'writing-mode' value of + the body element propagates to the root element. + --> + + <script src="/resources/testharness.js"></script> + + <script src="/resources/testharnessreport.js"></script> + + <style> + html + { + direction: rtl; + writing-mode: vertical-lr; + } + + body + { + direction: ltr; + writing-mode: vertical-rl; + } + </style> + + <script> + function startTesting() + { + + test(function() + { + + assert_equals(getComputedStyle(document.documentElement).direction, "rtl" ); + + }, "First test on computed value of 'direction' of root element."); + + } + + startTesting(); + + </script> |