1 files changed, 151 insertions, 0 deletions
diff --git a/dom/base/test/unit/head_xml.js b/dom/base/test/unit/head_xml.js
new file mode 100644
index 0000000000..209cac9197
--- /dev/null
+++ b/dom/base/test/unit/head_xml.js
@@ -0,0 +1,151 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+const I = Ci;
+const C = Cc;
+
+const nsIFile = I.nsIFile;
+const nsIProperties = I.nsIProperties;
+const nsIFileInputStream = I.nsIFileInputStream;
+const nsIInputStream = I.nsIInputStream;
+
+function getParser() {
+  var parser = new DOMParser();
+  parser.forceEnableXULXBL();
+  return parser;
+}
+
+var __testsDirectory = null;
+
+function ParseFile(file) {
+  if (typeof file == "string") {
+    if (!__testsDirectory) {
+      __testsDirectory = do_get_cwd();
+    }
+    var fileObj = __testsDirectory.clone();
+    fileObj.append(file);
+    file = fileObj;
+  }
+
+  Assert.equal(file instanceof nsIFile, true);
+
+  var fileStr = C["@mozilla.org/network/file-input-stream;1"].createInstance(
+    nsIFileInputStream
+  );
+  // Init for readonly reading
+  fileStr.init(file, 0x01, 0o400, nsIFileInputStream.CLOSE_ON_EOF);
+  return ParseXML(fileStr);
+}
+
+function ParseXML(data) {
+  if (typeof data == "string") {
+    return getParser().parseFromString(data, "application/xml");
+  }
+
+  Assert.equal(data instanceof nsIInputStream, true);
+
+  return getParser().parseFromStream(
+    data,
+    "UTF-8",
+    data.available(),
+    "application/xml"
+  );
+}
+
+function DOMSerializer() {
+  return new XMLSerializer();
+}
+
+function SerializeXML(node) {
+  return DOMSerializer().serializeToString(node);
+}
+
+function roundtrip(obj) {
+  if (typeof obj == "string") {
+    return SerializeXML(ParseXML(obj));
+  }
+
+  Assert.equal(Node.isInstance(obj), true);
+  return ParseXML(SerializeXML(obj));
+}
+
+function do_compare_attrs(e1, e2) {
+  const xmlns = "http://www.w3.org/2000/xmlns/";
+
+  var a1 = e1.attributes;
+  var a2 = e2.attributes;
+  for (var i = 0; i < a1.length; ++i) {
+    var att = a1.item(i);
+    // Don't test for namespace decls, since those can just sorta be
+    // scattered about
+    if (att.namespaceURI != xmlns) {
+      var att2 = a2.getNamedItemNS(att.namespaceURI, att.localName);
+      if (!att2) {
+        do_throw(
+          "Missing attribute with namespaceURI '" +
+            att.namespaceURI +
+            "' and localName '" +
+            att.localName +
+            "'"
+        );
+      }
+      Assert.equal(att.value, att2.value);
+    }
+  }
+}
+
+function do_check_equiv(dom1, dom2) {
+  Assert.equal(dom1.nodeType, dom2.nodeType);
+  switch (dom1.nodeType) {
+    case Node.PROCESSING_INSTRUCTION_NODE:
+      Assert.equal(dom1.target, dom2.target);
+      Assert.equal(dom1.data, dom2.data);
+    // fall through
+    case Node.TEXT_NODE:
+    case Node.CDATA_SECTION_NODE:
+    case Node.COMMENT_NODE:
+      Assert.equal(dom1.data, dom2.data);
+      break;
+    case Node.ELEMENT_NODE:
+      Assert.equal(dom1.namespaceURI, dom2.namespaceURI);
+      Assert.equal(dom1.localName, dom2.localName);
+      // Compare attrs in both directions -- do_compare_attrs does a
+      // subset check.
+      do_compare_attrs(dom1, dom2);
+      do_compare_attrs(dom2, dom1);
+    // Fall through
+    case Node.DOCUMENT_NODE:
+      Assert.equal(dom1.childNodes.length, dom2.childNodes.length);
+      for (var i = 0; i < dom1.childNodes.length; ++i) {
+        do_check_equiv(dom1.childNodes.item(i), dom2.childNodes.item(i));
+      }
+      break;
+  }
+}
+
+function do_check_serialize(dom) {
+  do_check_equiv(dom, roundtrip(dom));
+}
+
+function Pipe() {
+  var p = C["@mozilla.org/pipe;1"].createInstance(I.nsIPipe);
+  p.init(false, false, 0, 0xffffffff, null);
+  return p;
+}
+
+function ScriptableInput(arg) {
+  if (arg instanceof I.nsIPipe) {
+    arg = arg.inputStream;
+  }
+
+  var str = C["@mozilla.org/scriptableinputstream;1"].createInstance(
+    I.nsIScriptableInputStream
+  );
+
+  str.init(arg);
+
+  return str;
+}