37 lines
1 KiB
HTML
37 lines
1 KiB
HTML
<!doctype html>
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<title>CSS Anchor Positioning IDL tests</title>
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<link rel="help" href="https://drafts.csswg.org/css-anchor-position-1/#interfaces">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/resources/WebIDLParser.js"></script>
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<script src="/resources/idlharness.js"></script>
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<style>
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@position-fallback --fallback {
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@try {}
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@try {}
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}
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</style>
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<script>
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'use strict';
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idl_test(
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['css-anchor-position'],
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['cssom'],
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idl_array => {
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try {
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self.positionFallback = document.styleSheets[0].cssRules.item(0);
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self.try1 = self.positionFallback.cssRules.item(0);
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self.try2 = self.positionFallback.cssRules.item(1);
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} catch (e) {
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// Will be surfaced when any rule is undefined below.
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}
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idl_array.add_objects({
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CSSPositionFallbackRule: ['positionFallback'],
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CSSTryRule: ['try1', 'try2'],
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CSSStyleDeclaration: ['try1.style', 'try2.style'],
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});
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}
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);
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</script>
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