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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /testing/web-platform/tests/css/css-scoping/host-dom-001.html | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/css/css-scoping/host-dom-001.html')
-rw-r--r-- | testing/web-platform/tests/css/css-scoping/host-dom-001.html | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/css-scoping/host-dom-001.html b/testing/web-platform/tests/css/css-scoping/host-dom-001.html new file mode 100644 index 0000000000..fff0112b1e --- /dev/null +++ b/testing/web-platform/tests/css/css-scoping/host-dom-001.html @@ -0,0 +1,16 @@ +<!doctype html> +<title>CSS Test: :host in DOM APIs</title> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io"> +<link rel="help" href="https://drafts.csswg.org/css-scoping/#host-selector"> +<div id="host"></div> +<script> +test(function() { + let root = host.attachShadow({ mode: "open" }); + root.innerHTML = `<div></div>`; + assert_false(host.matches(":host"), ":host shouldn't match from CSSOM from outside the shadow tree"); + assert_true(root.firstElementChild.matches(":host div"), ":host should match from within the shadow tree"); + assert_equals(root.querySelector(":host div"), root.firstElementChild, ":host should match from within the shadow tree"); +}) +</script> |