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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
| commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
| tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /testing/web-platform/tests/intersection-observer/target-is-root.html | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip | |
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/intersection-observer/target-is-root.html')
| -rw-r--r-- | testing/web-platform/tests/intersection-observer/target-is-root.html | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/testing/web-platform/tests/intersection-observer/target-is-root.html b/testing/web-platform/tests/intersection-observer/target-is-root.html new file mode 100644 index 0000000000..1fe2ae6e17 --- /dev/null +++ b/testing/web-platform/tests/intersection-observer/target-is-root.html @@ -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> |