The Tor Browser / file revision

 /* Any copyright is dedicated to the Public Domain.

    http://creativecommons.org/publicdomain/zero/1.0/ */

 /*

  * These tests make sure that the 'New Tab Page' feature can be disabled if the

  * decides not to use it.

  */

 function runTests() {

   // create a new tab page and hide it.

   yield setLinks("0,1,2,3,4,5,6,7,8");

   setPinnedLinks("");

   yield addNewTabPageTab();

   let gridNode = getGrid().node;

   ok(!gridNode.hasAttribute("page-disabled"), "page is not disabled");

   NewTabUtils.allPages.enabled = false;

   ok(gridNode.hasAttribute("page-disabled"), "page is disabled");

   let oldGridNode = gridNode;

   // create a second new tage page and make sure it's disabled. enable it

   // again and check if the former page gets enabled as well.

   yield addNewTabPageTab();

   ok(gridNode.hasAttribute("page-disabled"), "page is disabled");

   // check that no sites have been rendered

   is(0, getContentDocument().querySelectorAll(".site").length, "no sites have been rendered");

   NewTabUtils.allPages.enabled = true;

   ok(!gridNode.hasAttribute("page-disabled"), "page is not disabled");

   ok(!oldGridNode.hasAttribute("page-disabled"), "old page is not disabled");

 }