gecko/js/xpconnect/tests/unit/component_import.js

/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is Module loader test component.
 *
 * The Initial Developer of the Original Code is
 * Alexander J. Vincent <ajvincent@gmail.com>.
 * Portions created by the Initial Developer are Copyright (C) 2007
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
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 * the provisions above, a recipient may use your version of this file under
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 *
 * ***** END LICENSE BLOCK ***** */

Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");

function FooComponent() {
  this.wrappedJSObject = this;
}
FooComponent.prototype =
{
  // nsIClassInfo + information for XPCOM registration code in XPCOMUtils.jsm
  classDescription:  "Foo Component",
  classID:           Components.ID("{6b933fe6-6eba-4622-ac86-e4f654f1b474}"),
  contractID:       "@mozilla.org/tests/module-importer;1",

  // nsIClassInfo
  implementationLanguage: Components.interfaces.nsIProgrammingLanguage.JAVASCRIPT,
  flags: 0,

  getInterfaces: function getInterfaces(aCount) {
    var interfaces = [Components.interfaces.nsIClassInfo];
    aCount.value = interfaces.length;

    // Guerilla test for line numbers hiding in this method
    var threw = true;
    try {
      thereIsNoSuchIdentifier;
      threw = false;
    } catch (ex) {
      do_check_true(ex.lineNumber == 60);
    }
    do_check_true(threw);
    
    return interfaces;
  },

  getHelperForLanguage: function getHelperForLanguage(aLanguage) {
    return null;
  },

  // nsISupports
  QueryInterface: function QueryInterface(aIID) {
    if (aIID.equals(Components.interfaces.nsIClassInfo) ||
        aIID.equals(Components.interfaces.nsISupports))
      return this;

    throw Components.results.NS_ERROR_NO_INTERFACE;
  }
};

function BarComponent() {
}
BarComponent.prototype =
{
  // nsIClassInfo + information for XPCOM registration code in XPCOMUtils.jsm
  classDescription: "Module importer test 2",
  classID: Components.ID("{708a896a-b48d-4bff-906e-fc2fd134b296}"),
  contractID: "@mozilla.org/tests/module-importer;2",

  // nsIClassInfo
  implementationLanguage: Components.interfaces.nsIProgrammingLanguage.JAVASCRIPT,
  flags: 0,

  getInterfaces: function getInterfaces(aCount) {
    var interfaces = [Components.interfaces.nsIClassInfo];
    aCount.value = interfaces.length;
    return interfaces;
  },

  getHelperForLanguage: function getHelperForLanguage(aLanguage) {
    return null;
  },

  // nsISupports
  QueryInterface: XPCOMUtils.generateQI([Components.interfaces.nsIClassInfo])
};

function do_check_true(cond, text) {
  // we don't have the test harness' utilities in this scope, so we need this
  // little helper. In the failure case, the exception is propagated to the
  // caller in the main run_test() function, and the test fails.
  if (!cond)
    throw "Failed check: " + text;
}

var gComponentsArray = [FooComponent, BarComponent];
var NSGetFactory = XPCOMUtils.generateNSGetFactory(gComponentsArray);