2016-12-09 00:53:32 +00:00
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<!DOCTYPE html>
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<html>
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<head>
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<title>Custom Elements: disconnectedCallback must be enqueued inside a detached iframe</title>
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<meta name="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org">
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<meta name="assert" content="disconnectedCallback must be enqueued inside a detached iframe">
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<meta name="help" content="https://dom.spec.whatwg.org/#concept-node-remove">
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<script src="../../resources/testharness.js"></script>
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<script src="../../resources/testharnessreport.js"></script>
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2020-06-10 15:35:24 +00:00
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<script src="resources/custom-elements-helpers.js"></script>
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<script src="resources/reactions.js"></script>
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2016-12-09 00:53:32 +00:00
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</head>
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<body>
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<div id="log"></div>
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<script>
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function create_iframe_and_wait_for_onload() {
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return new Promise(function (resolve) {
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let iframe = document.createElement('iframe');
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iframe.onload = function () { resolve(iframe); }
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document.body.appendChild(iframe);
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});
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}
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let element = define_custom_element_in_window(window, 'test-element');
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promise_test(() => {
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return create_iframe_and_wait_for_onload().then((iframe) => {
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let testElement = document.createElement('test-element');
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assert_array_equals(element.takeLog().types(), ['constructed']);
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let contentDocument = iframe.contentDocument;
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iframe.contentDocument.body.appendChild(testElement);
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assert_array_equals(element.takeLog().types(), ['adopted', 'connected']);
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iframe.remove();
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assert_array_equals(element.takeLog().types(), []);
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contentDocument.body.remove();
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assert_array_equals(element.takeLog().types(), ['disconnected']);
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});
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}, 'Removing a custom element inside a detached iframe must enqueue disconnectedCallback');
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</script>
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</body>
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</html>
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