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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
| commit | 43a97878ce14b72f0981164f87f2e35e14151312 (patch) | |
| tree | 620249daf56c0258faa40cbdcf9cfba06de2a846 /testing/web-platform/tests/css/css-scoping/slotted-nested.html | |
| parent | Initial commit. (diff) | |
| download | firefox-upstream.tar.xz firefox-upstream.zip | |
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/css/css-scoping/slotted-nested.html')
| -rw-r--r-- | testing/web-platform/tests/css/css-scoping/slotted-nested.html | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/css-scoping/slotted-nested.html b/testing/web-platform/tests/css/css-scoping/slotted-nested.html new file mode 100644 index 0000000000..c7139fea4c --- /dev/null +++ b/testing/web-platform/tests/css/css-scoping/slotted-nested.html @@ -0,0 +1,49 @@ +<!doctype html> +<link rel="href" href="https://mozilla.org" title="Mozilla"> +<link rel="author" href="mailto:emilio@crisal.io" title="Emilio Cobos Álvarez"> +<link rel="help" href="https://drafts.csswg.org/css-scoping/#slotted-pseudo"> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<div id="host"><p>This text should be green</p></div> +<script> + let shadow = host.attachShadow({ mode: "open" }); + shadow.innerHTML = ` + <style> + /* This is not expected to match */ + .container ::slotted(p) { + color: red !important; + } + + /* This _is_ expected to match */ + #nested ::slotted(p) { + background-color: green; + } + </style> + <div id="nested"><slot></slot></div> + `; + + let nested = shadow.querySelector("#nested").attachShadow({ mode: "open" }); + nested.innerHTML = ` + <style> + .container ::slotted(p) { + color: green; + } + </style> + <div class="container"> + <slot></slot> + </div> + `; + + let p = document.querySelector("p"); + test(function() { + assert_equals(getComputedStyle(p).color, "rgb(0, 128, 0)"); + assert_equals(getComputedStyle(p).backgroundColor, "rgb(0, 128, 0)"); + }, "Slotted matches rules against the slot in the right tree"); + test(function() { + nested.querySelector(".container").classList.remove("container"); + assert_not_equals(getComputedStyle(p).color, "rgb(0, 128, 0)"); + + nested.host.removeAttribute("id"); + assert_not_equals(getComputedStyle(p).backgroundColor, "rgb(0, 128, 0)"); + }, "Style invalidation works correctly for nested slots"); +</script> |