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Test Info:

<meta charset="utf-8">
<title>CSS Logical Properties</title>
<link rel="author" title="Xu Xing" href="mailto:openxu@gmail.com">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style> #dummy {} </style>
<script>
function isValidDeclaration(cssText) {
var cssRule = document.styleSheets[0].cssRules[0];
cssRule.style = cssText;
var valid = (cssRule.style.length > 0);
cssRule.style = "";
return valid;
}
var tests = [
{cssText:"block-size: 1"},
{cssText:"min-block-size: 1"},
{cssText:"max-block-size: 1"},
{cssText:"inline-size: 1"},
{cssText:"min-inline-size: 1"},
{cssText:"max-inline-size: 1"},
{cssText:"margin-block-start: 1"},
{cssText:"margin-block-end: 1"},
{cssText:"margin-inline-start: 1"},
{cssText:"margin-inline-end: 1"},
];
tests.forEach(function(t) {
test(() => assert_false(isValidDeclaration(t.cssText)), 'Check that "' + t.cssText + '" is not valid in quirks mode');
});
</script>