/* 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/. */
"use strict";

/* globals
  waitForExplicitFinish, whenNewWindowLoaded, whenNewTabLoaded,
  executeSoon, registerCleanupFunction, finish, is
*/
/* exported test */

// This test makes sure that opening a new tab in private browsing mode opens about:privatebrowsing
function test() {
  // initialization
  waitForExplicitFinish();

  let windowsToClose = [];
  let newTabURL;
  let mode;

  function doTest(aIsPrivateMode, aWindow, aCallback) {
    whenNewTabLoaded(aWindow, function() {
      if (aIsPrivateMode) {
        mode = "per window private browsing";
        newTabURL = "about:privatebrowsing";
      } else {
        mode = "normal";
        newTabURL = "about:newtab";
      }

      is(aWindow.gBrowser.currentURI.spec, newTabURL,
        "URL of NewTab should be " + newTabURL + " in " + mode +  " mode");

      aWindow.gBrowser.removeTab(aWindow.gBrowser.selectedTab);
      aCallback();
    });
  }

  function testOnWindow(aOptions, aCallback) {
    whenNewWindowLoaded(aOptions, function(aWin) {
      windowsToClose.push(aWin);
      // execute should only be called when need, like when you are opening
      // web pages on the test. If calling executeSoon() is not necesary, then
      // call whenNewWindowLoaded() instead of testOnWindow() on your test.
      executeSoon(() => aCallback(aWin));
    });
  }

  // this function is called after calling finish() on the test.
  registerCleanupFunction(function() {
    windowsToClose.forEach(function(aWin) {
      aWin.close();
    });
  });

  // test first when not on private mode
  testOnWindow({}, function(aWin) {
    doTest(false, aWin, function() {
      // then test when on private mode
      testOnWindow({private: true}, function(aWin2) {
        doTest(true, aWin2, function() {
          // then test again when not on private mode
          testOnWindow({}, function(aWin3) {
            doTest(false, aWin3, finish);
          });
        });
      });
    });
  });
}