1 files changed, 40 insertions, 0 deletions
diff --git a/dom/base/test/unit/head_utilities.js b/dom/base/test/unit/head_utilities.js
new file mode 100644
index 000000000..d3b68520d
--- /dev/null
+++ b/dom/base/test/unit/head_utilities.js
@@ -0,0 +1,40 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 4 -*- */
+/* 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/. */
+
+Components.utils.import("resource://testing-common/httpd.js");
+Components.utils.import("resource://gre/modules/NetUtil.jsm");
+
+const nsIDocumentEncoder = Components.interfaces.nsIDocumentEncoder;
+const replacementChar = Components.interfaces.nsIConverterInputStream.DEFAULT_REPLACEMENT_CHARACTER;
+
+function loadContentFile(aFile, aCharset) {
+    //if(aAsIso == undefined) aAsIso = false;
+    if(aCharset == undefined)
+        aCharset = 'UTF-8';
+
+    var file = do_get_file(aFile);
+    var ios = Components.classes['@mozilla.org/network/io-service;1']
+            .getService(Components.interfaces.nsIIOService);
+    var chann = NetUtil.newChannel({
+      uri: ios.newFileURI(file),
+      loadUsingSystemPrincipal: true
+    });
+    chann.contentCharset = aCharset;
+
+    /*var inputStream = Components.classes["@mozilla.org/scriptableinputstream;1"]
+                        .createInstance(Components.interfaces.nsIScriptableInputStream);
+    inputStream.init(chann.open2());
+    return inputStream.read(file.fileSize);
+    */
+
+    var inputStream = Components.classes["@mozilla.org/intl/converter-input-stream;1"]
+                       .createInstance(Components.interfaces.nsIConverterInputStream);
+    inputStream.init(chann.open2(), aCharset, 1024, replacementChar);
+    var str = {}, content = '';
+    while (inputStream.readString(4096, str) != 0) {
+        content += str.value;
+    }
+    return content;
+}