Issue 5438 - Observer DOM changes to reapply filters.

test/browser/elemHideEmulation.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-present 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
@@ skipping 496 matching lines @@
 {
   let parent = createElementWithStyle("{}");
   let child = createElementWithStyle("{}", parent);
   applyElemHideEmulation(
     ["div:-abp-has(:-abp-properties(background-color: rgb(0, 0, 0)))"]
   ).then(() =>
   {
     expectVisible(test, child);
     expectVisible(test, parent);
 
     insertStyleRule("body #" + parent.id + " > div { background-color: #000}");

[Wladimir Palant, 2017/08/25 20:57:41]

`return timeout(0)` before retesting state?

[hub, 2017/08/26 01:45:07]

Done.

-
+    return timeout(0);
+  }).then(() =>
+  {
     expectVisible(test, child);
     expectVisible(test, parent);
     return timeout(REFRESH_INTERVAL);
   }).then(() =>
   {
     expectVisible(test, child);
     expectHidden(test, parent);
   }).catch(unexpectedError.bind(test)).then(() => test.done());
 };
 
 exports.testDomUpdatesContent = function(test)
 {
   let parent = createElementWithStyle("{}");
   let child = createElementWithStyle("{}", parent);
   applyElemHideEmulation(
     ["div > div:-abp-contains(hide me)"]
   ).then(() =>
   {
     expectVisible(test, parent);
     expectVisible(test, child);
 
     child.textContent = "hide me";

[Wladimir Palant, 2017/08/25 20:57:41]

`return timeout(0)` before retesting state?

[hub, 2017/08/26 01:45:07]

Done.

-
+    return timeout(0);
+  }).then(() =>
+  {
     expectVisible(test, parent);
     expectVisible(test, child);
     return timeout(REFRESH_INTERVAL);
   }).then(() =>
   {
     expectVisible(test, parent);
     expectHidden(test, child);
   }).catch(unexpectedError.bind(test)).then(() => test.done());
 };
 
 exports.testDomUpdatesNewElement = function(test)
 {
   let parent = createElementWithStyle("{}");
   let child = createElementWithStyle("{ background-color: #000}", parent);
   let sibling;
   let child2;
   applyElemHideEmulation(
     ["div:-abp-has(:-abp-properties(background-color: rgb(0, 0, 0)))"]
   ).then(() =>
   {
     expectHidden(test, parent);
     expectVisible(test, child);
 
     sibling = createElementWithStyle("{}");

[Wladimir Palant, 2017/08/25 20:57:41]

`return timeout(0)` before retesting state?

[hub, 2017/08/26 01:45:06]

Done.

+    return timeout(0);
+  }).then(() =>
+  {
     expectHidden(test, parent);
     expectVisible(test, child);
     expectVisible(test, sibling);
 
     return timeout(REFRESH_INTERVAL);
   }).then(() =>
   {
     expectHidden(test, parent);
     expectVisible(test, child);
     expectVisible(test, sibling);
 
     child2 = createElementWithStyle("{ background-color: #000}",
                                     sibling);

[Wladimir Palant, 2017/08/25 20:57:41]

`return timeout(0)` before retesting state?

[hub, 2017/08/26 01:45:06]

Done.

+    return timeout(0);
+  }).then(() =>
+  {
     expectVisible(test, child2);
     return timeout(REFRESH_INTERVAL);
   }).then(() =>
   {
     expectHidden(test, parent);
     expectVisible(test, child);
     expectHidden(test, sibling);
     expectVisible(test, child2);
   }).catch(unexpectedError.bind(test)).then(() => test.done());
 };