Issue 6975 - Check for specific anti-circumvention subscription URL

test/filterListener.js

Index: test/filterListener.js
===================================================================
--- a/test/filterListener.js
+++ b/test/filterListener.js
@@ -330,16 +330,17 @@
 
   test.done();
 };
 
 exports.testSnippetFilters = function(test)
 {
   let filter1 = Filter.fromText("example.com#$#filter1");
   let filter2 = Filter.fromText("example.com#$#filter2");
+  let filter3 = Filter.fromText("example.com#$#filter3");
 
   let subscription1 = Subscription.fromURL("http://test1/");
   subscription1.filters = [filter1, filter2];
 
   FilterStorage.addSubscription(subscription1);
   checkKnownFilters(test, "add subscription with filter1 and filter2", {});
 
   let subscription2 = Subscription.fromURL("http://test2/");
@@ -350,10 +351,16 @@
   checkKnownFilters(test, "add subscription of type circumvention with filter1", {snippets: [filter1.text]});
 
   let subscription3 = Subscription.fromURL("~foo");
   subscription3.filters = [filter2];
 
   FilterStorage.addSubscription(subscription3);
   checkKnownFilters(test, "add special subscription with filter2", {snippets: [filter1.text, filter2.text]});
 
+  let subscription4 = Subscription.fromURL("https://easylist-downloads.adblockplus.org/abp-filters-anti-cv.txt");
+  subscription4.filters = [filter3];
+
+  FilterStorage.addSubscription(subscription4);
+  checkKnownFilters(test, "add ABP anti-circumvention subscription with filter3", {snippets: [filter1.text, filter2.text, filter3.text]});
+
   test.done();
 };