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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/custom-elements/connected-callbacks-html-fragment-parsing.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/custom-elements/connected-callbacks-html-fragment-parsing.html')
-rw-r--r-- | testing/web-platform/tests/custom-elements/connected-callbacks-html-fragment-parsing.html | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/testing/web-platform/tests/custom-elements/connected-callbacks-html-fragment-parsing.html b/testing/web-platform/tests/custom-elements/connected-callbacks-html-fragment-parsing.html new file mode 100644 index 0000000000..f24cc209c8 --- /dev/null +++ b/testing/web-platform/tests/custom-elements/connected-callbacks-html-fragment-parsing.html @@ -0,0 +1,49 @@ +<!DOCTYPE html> +<html> +<head> +<title>Custom Elements: the HTML fragment parsing algorithm must not create a custom element synchronously</title> +<meta name="author" title="Rob Buis" href="mailto:rbuis@igalia.com"> +<meta name="assert" content="The HTML fragment parsing algorithm must enqueue a custom element upgrade reaction instead of synchronously invoking its constructor"> +<link rel="help" href="https://html.spec.whatwg.org/multipage/parsing.html#create-an-element-for-the-token"> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<script src="resources/custom-elements-helpers.js"></script> +</head> +<body> +<div id="log"></div> +<script> + +let iteration = 0; + +document_types().forEach(function (entry) { + var documentName = entry.name; + var getDocument = entry.create; + let calls = 0; + + promise_test(function () { + class Parenter extends HTMLElement { + connectedCallback() { + const child = this.firstChild; + this.removeChild(child); + this.appendChild(child); + } + } + class Child extends HTMLElement { + connectedCallback() { calls++; } + } + iteration++; + let parenter = 'x-parenter' + iteration; + let child = 'x-child' + iteration; + customElements.define(parenter, Parenter); + customElements.define(child, Child); + return getDocument().then(function (doc) { + document.documentElement.innerHTML = `<${parenter}><${child}></${child}></${parenter}>`; + doc.documentElement.appendChild(document.documentElement.firstChild); + assert_equals(calls, 1); + }); + }, `Inserting a custom element into ${documentName} using HTML fragment parsing must enqueue a custom element upgrade reaction, not synchronously invoke its constructor`); +}); + +</script> +</body> +</html> |