gecko-dev/testing/web-platform/tests/dom/nodes/DOMImplementation-createDocument.html

<!doctype html>
<meta charset=utf-8>
<title>DOMImplementation.createDocument(namespace, qualifiedName, doctype)</title>
<link rel=help href="https://dom.spec.whatwg.org/#dom-domimplementation-createdocument">
<link rel=help href="https://dom.spec.whatwg.org/#dom-document-createelementns">
<link rel=help href="https://dom.spec.whatwg.org/#dom-node-nodetype">
<link rel=help href="https://dom.spec.whatwg.org/#dom-document-documentelement">
<link rel=help href="https://dom.spec.whatwg.org/#dom-document-doctype">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="Document-createElementNS.js"></script>
<div id="log"></div>
<script>
var htmlNamespace = "http://www.w3.org/1999/xhtml"
var svgNamespace = "http://www.w3.org/2000/svg"
var mathMLNamespace = "http://www.w3.org/1998/Math/MathML"

// Make DocumentTypes distinct
function my_format_value(val) {
  if (val instanceof DocumentType) {
    return "DocumentType node <!DOCTYPE " + val.name
      + (val.publicId ? " " + val.publicId : "")
      + (val.systemId ? " " + val.systemId : "")
      + ">";
  }
  return format_value(val);
}

test(function() {
  var tests = createElementNS_tests.map(function(t) {
    return [t[0], t[1], null, t[2]]
  }).concat([
    /* Arrays with four elements:
     *   the namespace argument
     *   the qualifiedName argument
     *   the doctype argument
     *   the expected exception, or null if none
     */
    [null, null, false, new TypeError()],
    [null, "", null, null],
    [undefined, null, undefined, null],
    [undefined, undefined, undefined, null],
    [undefined, "", undefined, null],
    ["http://example.com/", null, null, null],
    ["http://example.com/", "", null, null],
    ["/", null, null, null],
    ["/", "", null, null],
    ["http://www.w3.org/XML/1998/namespace", null, null, null],
    ["http://www.w3.org/XML/1998/namespace", "", null, null],
    ["http://www.w3.org/2000/xmlns/", null, null, null],
    ["http://www.w3.org/2000/xmlns/", "", null, null],
    ["foo:", null, null, null],
    ["foo:", "", null, null],
    [null, null, document.implementation.createDocumentType("foo", "", ""), null],
    [null, null, document.doctype, null], // This causes a horrible WebKit bug (now fixed in trunk).
    [null, null, function() {
        var foo = document.implementation.createDocumentType("bar", "", "");
        document.implementation.createDocument(null, null, foo);
        return foo;
     }(), null], // DOCTYPE already associated with a document.
    [null, null, function() {
        var bar = document.implementation.createDocument(null, null, null);
        return bar.implementation.createDocumentType("baz", "", "");
     }(), null], // DOCTYPE created by a different implementation.
    [null, null, function() {
        var bar = document.implementation.createDocument(null, null, null);
        var magic = bar.implementation.createDocumentType("quz", "", "");
        bar.implementation.createDocument(null, null, magic);
        return magic;
     }(), null], // DOCTYPE created by a different implementation and already associated with a document.
    [null, "foo", document.implementation.createDocumentType("foo", "", ""), null],
    ["foo", null, document.implementation.createDocumentType("foo", "", ""), null],
    ["foo", "bar", document.implementation.createDocumentType("foo", "", ""), null],
    [htmlNamespace, "", null, null],
    [svgNamespace, "", null, null],
    [mathMLNamespace, "", null, null],
    [null, "html", null, null],
    [null, "svg", null, null],
    [null, "math", null, null],
    [null, "", document.implementation.createDocumentType("html",
        "-//W3C//DTD XHTML 1.0 Transitional//EN",
        "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd")],
    [null, "", document.implementation.createDocumentType("svg",
        "-//W3C//DTD SVG 1.1//EN",
        "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd")],
    [null, "", document.implementation.createDocumentType("math",
        "-//W3C//DTD MathML 2.0//EN",
        "http://www.w3.org/Math/DTD/mathml2/mathml2.dtd")],
  ])

  tests.forEach(function(t, i) {
    var namespace = t[0], qualifiedName = t[1], doctype = t[2], expected = t[3]
    test(function() {
      if (expected != null) {
        assert_throws(expected, function() { document.implementation.createDocument(namespace, qualifiedName, doctype) })
      } else {
        var doc = document.implementation.createDocument(namespace, qualifiedName, doctype)
        assert_equals(doc.nodeType, Node.DOCUMENT_NODE)
        assert_equals(doc.nodeType, doc.DOCUMENT_NODE)
        assert_equals(doc.nodeName, "#document")
        assert_equals(doc.nodeValue, null)
        assert_equals(Object.getPrototypeOf(doc), XMLDocument.prototype)
        var omitRootElement = qualifiedName === null || String(qualifiedName) === ""
        if (omitRootElement) {
          assert_equals(doc.documentElement, null)
        } else {
          var element = doc.documentElement
          assert_not_equals(element, null)
          assert_equals(element.nodeType, Node.ELEMENT_NODE)
          assert_equals(element.ownerDocument, doc)
          var qualified = String(qualifiedName), names = []
          if (qualified.indexOf(":") >= 0) {
            names = qualified.split(":", 2)
          } else {
            names = [null, qualified]
          }
          assert_equals(element.prefix, names[0])
          assert_equals(element.localName, names[1])
          assert_equals(element.namespaceURI, namespace === undefined ? null : namespace)
        }
        if (!doctype) {
          assert_equals(doc.doctype, null)
        } else {
          assert_equals(doc.doctype, doctype)
          assert_equals(doc.doctype.ownerDocument, doc)
        }
        assert_equals(doc.childNodes.length, !omitRootElement + !!doctype)
      }
    }, "createDocument test: " + t.map(my_format_value))

    if (expected === null) {
      test(function() {
        var doc = document.implementation.createDocument(namespace, qualifiedName, doctype)
        assert_equals(doc.location, null)
        assert_equals(doc.compatMode, "CSS1Compat")
        assert_equals(doc.characterSet, "UTF-8")
        assert_equals(doc.contentType, namespace == htmlNamespace ? "application/xhtml+xml"
                                 : namespace == svgNamespace ?  "image/svg+xml"
                                 : "application/xml")
        assert_equals(doc.URL, "about:blank")
        assert_equals(doc.documentURI, "about:blank")
        assert_equals(doc.createElement("DIV").localName, "DIV");
      }, "createDocument test: metadata for " +
      [namespace, qualifiedName, doctype].map(my_format_value))

      test(function() {
        var doc = document.implementation.createDocument(namespace, qualifiedName, doctype)
        assert_equals(doc.characterSet, "UTF-8", "characterSet");
        assert_equals(doc.charset, "UTF-8", "charset");
        assert_equals(doc.inputEncoding, "UTF-8", "inputEncoding");
      }, "createDocument test: characterSet aliases for " +
      [namespace, qualifiedName, doctype].map(my_format_value))
    }
  })
})

test(function() {
  assert_throws(new TypeError(), function() {
    document.implementation.createDocument()
  }, "createDocument() should throw")

  assert_throws(new TypeError(), function() {
    document.implementation.createDocument('')
  }, "createDocument('') should throw")
}, "createDocument with missing arguments");
</script>