Issue 4327 - Do not apply $subdocument filters to top-level documents

test/abp2blocklist.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-2017 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 69 matching lines @@
     testRules(test, ["~test.com##whatever"], []);
 
     test.done();
   },
 
   testRequestFilters: function(test)
   {
     testRules(test, ["/foo", "||test.com", "http://example.com/foo"], [
       {trigger: {"url-filter": "^https?://.*/foo",
                  "resource-type": ["image", "style-sheet", "script", "font",
-                                   "media", "raw", "document"]},
+                                   "media", "raw", "document"],
+                 "unless-top-url": ["^https?://.*/foo"]},
        action: {type: "block"}},
       {trigger: {"url-filter": "^https?://([^/]+\\.)?test\\.com",
                  "url-filter-is-case-sensitive": true,
                  "resource-type": ["image", "style-sheet", "script", "font",
-                                   "media", "raw", "document"]},
+                                   "media", "raw", "document"],
+                 "unless-top-url": ["^https?://([^/]+\\.)?test\\.com"],
+                 "top-url-filter-is-case-sensitive": true},
        action: {type: "block"}},
       {trigger: {"url-filter": "http://example\\.com/foo",
                  "resource-type": ["image", "style-sheet", "script", "font",
-                                   "media", "raw", "document"]},
+                                   "media", "raw", "document"],
+                 "unless-top-url": ["http://example\\.com/foo"]},
        action: {type: "block"}}
     ]);
 
     testRules(test, ["||example.com"], [
       {trigger: {"url-filter": "^https?://([^/]+\\.)?example\\.com",
                  "url-filter-is-case-sensitive": true,
                  "resource-type": ["image", "style-sheet", "script", "font",
-                                   "media", "raw", "document"]},
+                                   "media", "raw", "document"],
+                 "unless-top-url": ["^https?://([^/]+\\.)?example\\.com"],
+                 "top-url-filter-is-case-sensitive": true},
 
        action: {type: "block"}}
     ]);
 
     // Rules which would match no resource-types shouldn't be generated.
     testRules(test, ["foo$document", "||foo.com$document"], []);
 
     test.done();
   },
 
@@ skipping 151 matching lines @@
   testUnicode: function(test)
   {
     testRules(test, ["$domain=🐈.cat"], ["*xn--zn8h.cat"],
               rules => rules[0]["trigger"]["if-domain"]);
     testRules(test, ["🐈$domain=🐈.cat"], []);
     testRules(test, ["###🐈"], []);
 
     test.done();
   }
 };