document-base-uri-synthetic-document.html

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This WPT test may be referenced by the following Test IDs:
- /html/infrastructure/urls/base-url/document-base-uri-synthetic-document.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<link rel=author href="mailto:jarhar@chromium.org">

<link rel=help href="https://bugs.chromium.org/p/chromium/issues/detail?id=1486750">

<link rel=help href="https://html.spec.whatwg.org/multipage/urls-and-fetching.html#document-base-url">

<link rel=help href="https://html.spec.whatwg.org/multipage/urls-and-fetching.html#fallback-base-url">

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<body>

<script>

test(() => {

  const doc1 = document.implementation.createHTMLDocument();

  assert_equals(doc1.baseURI, 'about:blank', 'document.implementation.createHTMLDocument()');

  const doc2 = document.implementation.createDocument('', '');

  assert_equals(doc2.baseURI, 'about:blank', 'document.implementation.createDocument("", "")');

  const doc3 = new Document();

  assert_equals(doc3.baseURI, 'about:blank', 'new Document()');

}, 'Synthetic documents should return about:blank for document.baseURI.');

test(() => {

  const doc = document.implementation.createHTMLDocument();

  assert_equals(doc.baseURI, 'about:blank', 'baseURI should be about:blank without a <base>.');

  const base = doc.createElement('base');

  base.href = '/foo';

  doc.head.appendChild(base);

  assert_equals(doc.baseURI, 'about:blank', '<base> with relative URL should not change the about:blank baseURI.');

  base.href = 'http://example.com/';

  assert_equals(doc.baseURI, 'http://example.com/', '<base> with complete URL should replace the about:blank baseURI.');

}, 'Synthetic documents should incorporate <base> href URLs correctly.');

</script>