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Resync intersection-observer WPT tests from upstream
https://bugs.webkit.org/show_bug.cgi?id=227500 Reviewed by Sam Weinig. Resync intersection-observer WPT tests from upstream a38612f39e7752c353208. * web-platform-tests/intersection-observer/target-is-root-expected.txt: Added. * web-platform-tests/intersection-observer/target-is-root.html: Added. * web-platform-tests/intersection-observer/w3c-import.log: Canonical link: https://commits.webkit.org/239249@main git-svn-id: https://svn.webkit.org/repository/webkit/trunk@279384 268f45cc-cd09-0410-ab3c-d52691b4dbfc
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,3 @@ | ||
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| PASS IntersectionObserver when root == target doesn't compute an intersection | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,35 @@ | ||
| <!DOCTYPE html> | ||
| <title>IntersectionObserver when root == target doesn't compute an intersection</title> | ||
| <meta name="viewport" content="width=device-width,initial-scale=1"> | ||
| <script src="/resources/testharness.js"></script> | ||
| <script src="/resources/testharnessreport.js"></script> | ||
| <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1682915"> | ||
| <link rel="help" href="https://w3c.github.io/IntersectionObserver/#update-intersection-observations-algo"> | ||
| <!-- | ||
| Quoting IntersectionObserver section 3.2.8, "Run the Update Intersection Observations Steps", step 2, substep 3: | ||
| If the intersection root is an Element, and target is not a descendant of | ||
| the intersection root in the containing block chain, skip to step 11. | ||
| --> | ||
| <style> | ||
| #container { | ||
| overflow: scroll; | ||
| width: 100px; | ||
| height: 100px; | ||
| } | ||
| </style> | ||
| <div id=container> | ||
| <div></div> | ||
| </div> | ||
| <script> | ||
| async_test(function(t) { | ||
| let container = document.getElementById("container"); | ||
| let observer = new IntersectionObserver(t.step_func_done(function(entries) { | ||
| assert_equals(entries.length, 1); | ||
| assert_equals(entries[0].intersectionRatio, 0); | ||
| assert_equals(entries[0].isIntersecting, false); | ||
| }), { root: container }); | ||
| observer.observe(container); | ||
| }); | ||
| </script> |
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