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<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=450160
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<head>
  <title>Test for Bug 450160</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=450160">Mozilla Bug 450160</a>
<p id="display"></p>
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<pre id="test">
<script type="application/javascript">

/** Test for Bug 450160 **/


function testHTMLDocument() {
  var doc = document.implementation.createHTMLDocument();
  ok(!!doc.documentElement, "Document should have document element!");
  ok(!!doc.body, "Should have .body!");
  ok(doc instanceof HTMLDocument,
     "Document should be an HTML document!");
}

function testSVGDocument() {
  var docType1 =
      document.implementation.createDocumentType("svg",
                                                 "-//W3C//DTD SVG 1.1//EN",
                                                 null);
  ok(docType1, "No doctype?");
  ok(docType1.ownerDocument, "docType should have ownerDocument!");
  var doc1 = document.implementation.createDocument(null, null, docType1);
  is(docType1.ownerDocument, doc1, "docType should have ownerDocument!");
  ok(!doc1.documentElement, "Document shouldn't have document element!");
  ok(!(doc1 instanceof HTMLDocument),
     "Document shouldn't be an HTML document!");
  ok(doc1 instanceof XMLDocument,
     "Document should be an XML document!");

  // SVG documents have .documentElement.
  ok("documentElement" in doc1, "No .documentElement in document");

  var docType2 =
      document.implementation.createDocumentType("svg",
                                                 "-//W3C//DTD SVG 1.1//EN",
                                                 null);
  var doc2 = document.implementation.createDocument("http://www.w3.org/2000/svg",
                                                    "svg", docType2);
  ok(doc2.documentElement, "Document should have document element!");
  is(doc2.documentElement.localName, "svg", "Wrong .documentElement!");
}

function testFooBarDocument() {
  var docType1 =
      document.implementation.createDocumentType("FooBar", "FooBar", null);
  ok(docType1, "No doctype?");
  ok(docType1.ownerDocument, "docType should have ownerDocument!");
  var doc1 = document.implementation.createDocument(null, null, docType1);
  is(docType1.ownerDocument, doc1, "docType should have ownerDocument!");
  ok(!doc1.documentElement, "Document shouldn't have document element!");
  ok(!(doc1 instanceof HTMLDocument),
     "Document shouldn't be an HTML document!");

  var docType2 =
      document.implementation.createDocumentType("FooBar", "FooBar", null);
  var doc2 = document.implementation.createDocument("FooBarNS",
                                                    "FooBar", docType2);
  ok(doc2.documentElement, "Document should have document element!");
  is(doc2.documentElement.namespaceURI, "FooBarNS", "Wrong namespaceURI!");
  is(doc2.documentElement.localName, "FooBar", "Wrong localName!");
}

function testNullDocTypeDocument() {
  var doc1 = document.implementation.createDocument(null, null, null);
  ok(!doc1.documentElement, "Document shouldn't have document element!");
  ok(!(doc1 instanceof HTMLDocument),
     "Document shouldn't be an HTML document!");

  var doc2 = document.implementation.createDocument("FooBarNS",
                                                    "FooBar", null);
  ok(doc2.documentElement, "Document should have document element!");
  is(doc2.documentElement.namespaceURI, "FooBarNS", "Wrong namespaceURI!");
  is(doc2.documentElement.localName, "FooBar", "Wrong localName!");
}

testHTMLDocument();
testSVGDocument();
testFooBarDocument();
testNullDocTypeDocument();

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</pre>
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