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// Verify that an about:blank or about:srcdoc document remembers the baseURI
// it was created with even after it's detached.
const runTest = (frame_type) => {
async_test((t) => {
const frame = document.createElement('iframe');
if (frame_type == "about:blank")
frame.src = "about:blank";
else
frame.srcdoc = "foo";
frame.onload = () => {
const frame_doc = frame.contentDocument;
const initial_base_uri = document.baseURI;
assert_equals(initial_base_uri, frame_doc.baseURI);
const base_element = document.createElement('base');
base_element.href = "https://example.com";
document.head.appendChild(base_element);
assert_equals(initial_base_uri, frame_doc.baseURI);
frame.remove();
assert_equals(initial_base_uri, frame_doc.baseURI);
t.done();
};
document.body.appendChild(frame);
}, frame_type);
};
onload = () => {
runTest("about:blank");
runTest("about:srcdoc");
};
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