Issue 1561 - Move unit tests out of the browser`s content area

lib/main.js

Index: lib/main.js
===================================================================
--- a/lib/main.js
+++ b/lib/main.js
@@ -0,0 +1,98 @@
+/*
+ * This file is part of Adblock Plus <http://adblockplus.org/>,
+ * Copyright (C) 2006-2014 Eyeo GmbH
+ *
+ * Adblock Plus is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 3 as
+ * published by the Free Software Foundation.
+ *
+ * Adblock Plus is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+let {XPCOMUtils} = Cu.import("resource://gre/modules/XPCOMUtils.jsm", null);
+let {Services} = Cu.import("resource://gre/modules/Services.jsm", null);
+
+let optionsObserver =
+{
+  init: function()
+  {
+    Services.obs.addObserver(this, "addon-options-displayed", true);
+    onShutdown.add(function()
+    {
+      Services.obs.removeObserver(this, "addon-options-displayed");
+    }.bind(this));
+  },
+
+  observe: function(subject, topic, data)
+  {
+    let {addonID} = require("info")
+    if (data != addonID)
+      return;
+
+    let doc = subject.QueryInterface(Ci.nsIDOMDocument);
+
+    let testList = doc.getElementById("adblockplustests-tests");
+    for (let test of getTests())
+      testList.appendItem(test, test);
+
+    doc.getElementById("adblockplustests-run").addEventListener("command", doRun, false);
+  },
+
+  QueryInterface: XPCOMUtils.generateQI([Ci.nsIObserver, Ci.nsISupportsWeakReference])
+};
+optionsObserver.init();
+
+function doRun(event)
+{
+  let wnd = Services.wm.getMostRecentWindow("adblockplustests:harness");
+  if (wnd)
+  {
+    wnd.focus();
+    return;
+  }
+
+  let doc = event.target.ownerDocument;
+
+  let params = "";
+  let testList = doc.getElementById("adblockplustests-tests");
+  if (testList.value)
+    params = "?test=" + encodeURIComponent(testList.value);
+
+  doc.defaultView.openDialog("chrome://adblockplustests/content/harness.xul" + params, "_blank", "chrome,centerscreen,resizable,dialog=no");
+}
+
+function getTests()
+{
+  let result = [];
+
+  let {addonRoot} = require("info");
+  let uri = Services.io.newURI(addonRoot, null, null).QueryInterface(Components.interfaces.nsIJARURI);
+  let zipReader = Cc["@mozilla.org/libjar/zip-reader;1"].createInstance(Ci.nsIZipReader);
+  zipReader.open(uri.JARFile.QueryInterface(Ci.nsIFileURL).file);
+
+  try
+  {
+    let enumerator = zipReader.findEntries(null);
+    let prefix = "chrome/content/tests/";
+    let suffix = ".js";
+    while (enumerator.hasMore())
+    {
+      let name = enumerator.getNext();
+      if (name.indexOf(prefix) == 0 && name.lastIndexOf(suffix) == name.length - suffix.length)
+        result.push(name.substring(prefix.length, name.length - suffix.length));
+    }
+  }
+  finally
+  {
+    zipReader.close();
+  }
+  result.sort();
+  return result;
+};
+exports.getTests = getTests;