35 lines
1.4 KiB
HTML
35 lines
1.4 KiB
HTML
<!DOCTYPE html>
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<title>Test fenced frame sandbox adoption</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="resources/utils.js"></script>
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<script src="/common/utils.js"></script>
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<body>
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<script>
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promise_test(async() => {
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const fenced_frame_loaded_key = token();
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const iframe = document.createElement('iframe');
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iframe.setAttribute('sandbox', 'allow-same-origin');
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document.body.append(iframe);
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const inner_document = iframe.contentDocument;
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const fenced_frame = inner_document.createElement('fencedframe');
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// The `inner_document` is not suitable to host a fenced frame because its
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// sandbox flags are too strict.
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inner_document.body.append(fenced_frame);
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// Per https://dom.spec.whatwg.org/#concept-node-append, this will adopt the
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// inner fenced frame into the outer (main frame) document.
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document.body.append(fenced_frame);
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fenced_frame.config =
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new FencedFrameConfig(generateURL(
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'resources/fenced-frame-loaded.html', [fenced_frame_loaded_key]));
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const response = await nextValueFromServer(fenced_frame_loaded_key);
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assert_equals(response, "fenced frame loaded",
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"The inner frame should be loaded.");
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}, "Adopting a fenced frame from a too-strict document to a suitable " +
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"document leaves the frame in a functional state");
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</script>
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</body>
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