base-url-detached-document.https.window.js

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /html/infrastructure/urls/base-url/base-url-detached-document.https.window.html - WPT Dashboard Interop Dashboard

// 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");

};