Issue 4223 - Migrate some more of adblockplustests

test/filterListener.js

Index: test/filterListener.js
diff --git a/test/filterListener.js b/test/filterListener.js
new file mode 100644
index 0000000000000000000000000000000000000000..de319f98ef32337a67fb10306a7b805b0c756813
--- /dev/null
+++ b/test/filterListener.js
@@ -0,0 +1,322 @@
+/*
+ * This file is part of Adblock Plus <https://adblockplus.org/>,
+ * Copyright (C) 2006-2016 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
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+"use strict";
+
+let {createSandbox} = require("common");
+let sandboxedRequire = null;
+
+let FilterStorage = null;
+let Subscription = null;
+let Filter = null;
+let defaultMatcher = null;
+let SpecialSubscription = null;
+
+exports.setUp = function(callback)
+{
+  sandboxedRequire = createSandbox(["filterByKey", "exceptions", "filters"]);
+
+  // We need to require the filterListener module so that filter changes will be
+  // noticed, even though we don't directly use the module here.
+  sandboxedRequire("filterListener");
+
+  FilterStorage = sandboxedRequire("filterStorage").FilterStorage;
+  ({Subscription, SpecialSubscription} = sandboxedRequire("subscriptionClasses"));
+  Filter = sandboxedRequire("filterClasses").Filter;
+  defaultMatcher = sandboxedRequire("matcher").defaultMatcher;
+
+  FilterStorage.addSubscription(Subscription.fromURL("~fl~"));
+  FilterStorage.addSubscription(Subscription.fromURL("~wl~"));
+  FilterStorage.addSubscription(Subscription.fromURL("~eh~"));
+
+  Subscription.fromURL("~fl~").defaults = ["blocking"];
+  Subscription.fromURL("~wl~").defaults = ["whitelist"];
+  Subscription.fromURL("~eh~").defaults = ["elemhide"];
+
+  callback();
+};
+
+function checkKnownFilters(test, text, expected)
+{
+  let result = {};
+  for (let type of ["blacklist", "whitelist"])
+  {
+    let matcher = defaultMatcher[type];
+    let filters = [];
+    for (let keyword in matcher.filterByKeyword)
+    {
+      let list = matcher.filterByKeyword[keyword];
+      for (let i = 0; i < list.length; i++)
+      {
+        let filter = list[i];
+        test.equal(matcher.getKeywordForFilter(filter), keyword,
+                   "Keyword of filter " + filter.text);
+        filters.push(filter.text);
+      }
+    }
+    result[type] = filters;
+  }
+
+  let elemHide = sandboxedRequire("elemHide");
+  result.elemhide = [];
+  for (let key in elemHide.filterByKey)
+    result.elemhide.push(elemHide.filterByKey[key].text);
+
+  result.elemhideexception = [];
+  for (let selector in elemHide.exceptions)
+  {
+    let list = elemHide.exceptions[selector];
+    for (let exception of list)
+      result.elemhideexception.push(exception.text);
+  }
+
+  let cssRules = sandboxedRequire("cssRules");
+  result.cssrule = [];
+  for (let filterText in cssRules.filters)
+    result.cssrule.push(filterText);
+
+  let types = ["blacklist", "whitelist", "elemhide", "elemhideexception",
+               "cssrule"];
+  for (let type of types)
+  {
+    if (!(type in expected))
+      expected[type] = [];
+    else
+      expected[type] = expected[type].sort();
+    result[type] = result[type].sort();
+  }
+
+  test.deepEqual(result, expected, text);
+}
+
+exports.testAddingAndRemovingFilters = function(test)
+{
+  let filter1 = Filter.fromText("filter1");
+  let filter2 = Filter.fromText("@@filter2");
+  let filter3 = Filter.fromText("#filter3");
+  let filter4 = Filter.fromText("!filter4");
+  let filter5 = Filter.fromText("#@#filter5");
+  let filter6 = Filter.fromText("example.com##[-abp-properties='filter6']");
+  let filter7 = Filter.fromText("example.com#@#[-abp-properties='filter7']");
+
+  FilterStorage.addFilter(filter1);
+  checkKnownFilters(test, "add filter1", {blacklist: [filter1.text]});
+  FilterStorage.addFilter(filter2);
+  checkKnownFilters(test, "add @@filter2", {blacklist: [filter1.text], whitelist: [filter2.text]});
+  FilterStorage.addFilter(filter3);
+  checkKnownFilters(test, "add #filter3", {blacklist: [filter1.text], whitelist: [filter2.text], elemhide: [filter3.text]});
+  FilterStorage.addFilter(filter4);
+  checkKnownFilters(test, "add !filter4", {blacklist: [filter1.text], whitelist: [filter2.text], elemhide: [filter3.text]});
+  FilterStorage.addFilter(filter5);
+  checkKnownFilters(test, "add #@#filter5", {blacklist: [filter1.text], whitelist: [filter2.text], elemhide: [filter3.text], elemhideexception: [filter5.text]});
+  FilterStorage.addFilter(filter6);
+  checkKnownFilters(test, "add example.com##[-abp-properties='filter6']", {blacklist: [filter1.text], whitelist: [filter2.text], elemhide: [filter3.text], elemhideexception: [filter5.text], cssrule: [filter6.text]});
+  FilterStorage.addFilter(filter7);
+  checkKnownFilters(test, "add example.com#@#[-abp-properties='filter7']", {blacklist: [filter1.text], whitelist: [filter2.text], elemhide: [filter3.text], elemhideexception: [filter5.text, filter7.text], cssrule: [filter6.text]});
+
+  FilterStorage.removeFilter(filter1);
+  checkKnownFilters(test, "remove filter1", {whitelist: [filter2.text], elemhide: [filter3.text], elemhideexception: [filter5.text, filter7.text], cssrule: [filter6.text]});
+  filter2.disabled = true;
+  checkKnownFilters(test, "disable filter2", {elemhide: [filter3.text], elemhideexception: [filter5.text, filter7.text], cssrule: [filter6.text]});
+  FilterStorage.removeFilter(filter2);
+  checkKnownFilters(test, "remove filter2", {elemhide: [filter3.text], elemhideexception: [filter5.text, filter7.text], cssrule: [filter6.text]});
+  FilterStorage.removeFilter(filter4);
+  checkKnownFilters(test, "remove filter4", {elemhide: [filter3.text], elemhideexception: [filter5.text, filter7.text], cssrule: [filter6.text]});
+
+  test.done();
+};
+
+exports.testDisablingEnablingFiltersNotInTheList = function(test)
+{
+  let filter1 = Filter.fromText("filter1");
+  let filter2 = Filter.fromText("@@filter2");
+  let filter3 = Filter.fromText("#filter3");
+  let filter4 = Filter.fromText("#@#filter4");
+  let filter5 = Filter.fromText("example.com##[-abp-properties='filter5']");
+  let filter6 = Filter.fromText("example.com#@#[-abp-properties='filter6']");
+
+  filter1.disabled = true;
+  checkKnownFilters(test, "disable filter1 while not in list", {});
+  filter1.disabled = false;
+  checkKnownFilters(test, "enable filter1 while not in list", {});
+
+  filter2.disabled = true;
+  checkKnownFilters(test, "disable @@filter2 while not in list", {});
+  filter2.disabled = false;
+  checkKnownFilters(test, "enable @@filter2 while not in list", {});
+
+  filter3.disabled = true;
+  checkKnownFilters(test, "disable #filter3 while not in list", {});
+  filter3.disabled = false;
+  checkKnownFilters(test, "enable #filter3 while not in list", {});
+
+  filter4.disabled = true;
+  checkKnownFilters(test, "disable #@#filter4 while not in list", {});
+  filter4.disabled = false;
+  checkKnownFilters(test, "enable #@#filter4 while not in list", {});
+
+  filter5.disabled = true;
+  checkKnownFilters(test, "disable example.com##[-abp-properties='filter5'] while not in list", {});
+  filter5.disabled = false;
+  checkKnownFilters(test, "enable example.com##[-abp-properties='filter5'] while not in list", {});
+
+  filter6.disabled = true;
+  checkKnownFilters(test, "disable example.com#@#[-abp-properties='filter6'] while not in list", {});
+  filter6.disabled = false;
+  checkKnownFilters(test, "enable example.com#@#[-abp-properties='filter6'] while not in list", {});
+
+  test.done();
+};
+
+exports.testFilterSubscriptionOperations = function(test)
+{
+  let filter1 = Filter.fromText("filter1");
+  let filter2 = Filter.fromText("@@filter2");
+  filter2.disabled = true;
+  let filter3 = Filter.fromText("#filter3");
+  let filter4 = Filter.fromText("!filter4");
+  let filter5 = Filter.fromText("#@#filter5");
+  let filter6 = Filter.fromText("example.com##[-abp-properties='filter6']");
+  let filter7 = Filter.fromText("example.com#@#[-abp-properties='filter7']");
+
+  let subscription = Subscription.fromURL("http://test1/");
+  subscription.filters = [filter1, filter2, filter3, filter4, filter5, filter6, filter7];
+
+  FilterStorage.addSubscription(subscription);
+  checkKnownFilters(test, "add subscription with filter1, @@filter2, #filter3, !filter4, #@#filter5, example.com##[-abp-properties='filter6'], example.com#@#[-abp-properties='filter7']", {blacklist: [filter1.text], elemhide: [filter3.text], elemhideexception: [filter5.text, filter7.text], cssrule: [filter6.text]});
+
+  filter2.disabled = false;
+  checkKnownFilters(test, "enable @@filter2", {blacklist: [filter1.text], whitelist: [filter2.text], elemhide: [filter3.text], elemhideexception: [filter5.text, filter7.text], cssrule: [filter6.text]});
+
+  FilterStorage.addFilter(filter1);
+  checkKnownFilters(test, "add filter1", {blacklist: [filter1.text], whitelist: [filter2.text], elemhide: [filter3.text], elemhideexception: [filter5.text, filter7.text], cssrule: [filter6.text]});
+
+  FilterStorage.updateSubscriptionFilters(subscription, [filter4]);
+  checkKnownFilters(test, "change subscription filters to filter4", {blacklist: [filter1.text]});
+
+  FilterStorage.removeFilter(filter1);
+  checkKnownFilters(test, "remove filter1", {});
+
+  FilterStorage.updateSubscriptionFilters(subscription, [filter1, filter2]);
+  checkKnownFilters(test, "change subscription filters to filter1, filter2", {blacklist: [filter1.text], whitelist: [filter2.text]});
+
+  filter1.disabled = true;
+  checkKnownFilters(test, "disable filter1", {whitelist: [filter2.text]});
+  filter2.disabled = true;
+  checkKnownFilters(test, "disable filter2", {});
+  filter1.disabled = false;
+  filter2.disabled = false;
+  checkKnownFilters(test, "enable filter1, filter2", {blacklist: [filter1.text], whitelist: [filter2.text]});
+
+  FilterStorage.addFilter(filter1);
+  checkKnownFilters(test, "add filter1", {blacklist: [filter1.text], whitelist: [filter2.text]});
+
+  subscription.disabled = true;
+  checkKnownFilters(test, "disable subscription", {blacklist: [filter1.text]});
+
+  FilterStorage.removeSubscription(subscription);
+  checkKnownFilters(test, "remove subscription", {blacklist: [filter1.text]});
+
+  FilterStorage.addSubscription(subscription);
+  checkKnownFilters(test, "add subscription", {blacklist: [filter1.text]});
+
+  subscription.disabled = false;
+  checkKnownFilters(test, "enable subscription", {blacklist: [filter1.text], whitelist: [filter2.text]});
+
+  subscription.disabled = true;
+  checkKnownFilters(test, "disable subscription", {blacklist: [filter1.text]});
+
+  FilterStorage.addFilter(filter2);
+  checkKnownFilters(test, "add filter2", {blacklist: [filter1.text], whitelist: [filter2.text]});
+
+  FilterStorage.removeFilter(filter2);
+  checkKnownFilters(test, "remove filter2", {blacklist: [filter1.text]});
+
+  subscription.disabled = false;
+  checkKnownFilters(test, "enable subscription", {blacklist: [filter1.text], whitelist: [filter2.text]});
+
+  FilterStorage.removeSubscription(subscription);
+  checkKnownFilters(test, "remove subscription", {blacklist: [filter1.text]});
+
+  test.done();
+};
+
+exports.testFilterGroupOperations = function(test)
+{
+  let filter1 = Filter.fromText("filter1");
+  let filter2 = Filter.fromText("@@filter2");
+  let filter3 = Filter.fromText("filter3");
+  let filter4 = Filter.fromText("@@filter4");
+  let filter5 = Filter.fromText("!filter5");
+
+  let subscription = Subscription.fromURL("http://test1/");
+  subscription.filters = [filter1, filter2];
+
+  FilterStorage.addSubscription(subscription);
+  FilterStorage.addFilter(filter1);
+  checkKnownFilters(test, "initial setup", {blacklist: [filter1.text], whitelist: [filter2.text]});
+
+  let subscription2 = Subscription.fromURL("~fl~");
+  subscription2.disabled = true;
+  checkKnownFilters(test, "disable blocking filters", {blacklist: [filter1.text], whitelist: [filter2.text]});
+
+  FilterStorage.removeSubscription(subscription);
+  checkKnownFilters(test, "remove subscription", {});
+
+  subscription2.disabled = false;
+  checkKnownFilters(test, "enable blocking filters", {blacklist: [filter1.text]});
+
+  let subscription3 = Subscription.fromURL("~wl~");
+  subscription3.disabled = true;
+  checkKnownFilters(test, "disable exception rules", {blacklist: [filter1.text]});
+
+  FilterStorage.addFilter(filter2);
+  checkKnownFilters(test, "add @@filter2", {blacklist: [filter1.text], whitelist: [filter2.text]});
+  test.equal(filter2.subscriptions.length, 1, "@@filter2.subscription.length");
+  test.ok(filter2.subscriptions[0] instanceof SpecialSubscription, "@@filter2 added to a new filter group");
+  test.ok(filter2.subscriptions[0] != subscription3, "@@filter2 filter group is not the disabled exceptions group");
+
+  subscription3.disabled = false;
+  checkKnownFilters(test, "enable exception rules", {blacklist: [filter1.text], whitelist: [filter2.text]});
+
+  FilterStorage.removeFilter(filter2);
+  FilterStorage.addFilter(filter2);
+  checkKnownFilters(test, "re-add @@filter2", {blacklist: [filter1.text], whitelist: [filter2.text]});
+  test.equal(filter2.subscriptions.length, 1, "@@filter2.subscription.length");
+  test.ok(filter2.subscriptions[0] == subscription3, "@@filter2 added to the default exceptions group");
+
+  let subscription4 = Subscription.fromURL("http://test/");
+  FilterStorage.updateSubscriptionFilters(subscription4, [filter3, filter4, filter5]);
+  checkKnownFilters(test, "update subscription not in the list yet", {blacklist: [filter1.text], whitelist: [filter2.text]});
+
+  FilterStorage.addSubscription(subscription4);
+  checkKnownFilters(test, "add subscription to the list", {blacklist: [filter1.text, filter3.text], whitelist: [filter2.text, filter4.text]});
+
+  FilterStorage.updateSubscriptionFilters(subscription4, [filter3, filter2, filter5]);
+  checkKnownFilters(test, "update subscription while in the list", {blacklist: [filter1.text, filter3.text], whitelist: [filter2.text]});
+
+  subscription3.disabled = true;
+  checkKnownFilters(test, "disable exception rules", {blacklist: [filter1.text, filter3.text], whitelist: [filter2.text]});
+
+  FilterStorage.removeSubscription(subscription4);
+  checkKnownFilters(test, "remove subscription from the list", {blacklist: [filter1.text]});
+
+  subscription3.disabled = false;
+  checkKnownFilters(test, "enable exception rules", {blacklist: [filter1.text], whitelist: [filter2.text]});
+
+ test.done();
+};