Issue #1652, #3456 - Replace 's_asyncWebBrowser2' with thread-safe facilities

test/plugin/InstancesTest.cpp

 /*
  * 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/>.
  */
+
 #include <gtest/gtest.h>
 #include "../../src/plugin/Instances.h"
 
 typedef SyncMap<int, int, 0> SyncMapOne;
 
 TEST(SyncMap, Instantiate)
 {
   SyncMapOne s;
 }
 
@@ skipping 33 matching lines @@
   ASSERT_TRUE(s.RemoveIfPresent(1));
   ASSERT_TRUE(s.AddIfAbsent(1, 22));
 }
 
 TEST(SyncMap, WrongRemovedButNotAdded)
 {
   SyncMapOne s;
   ASSERT_FALSE(s.RemoveIfPresent(3));
 }
 
+typedef SyncSet<int, 0> SyncSetOne;
+bool IsFive(int x)
+{
+  return x == 5;
+}
+
+TEST(SyncSet, Instantiate)
+{
+  SyncSetOne s;
+}
+
+TEST(SyncSet, OrdinaryInserted)
+{
+  SyncSetOne s;
+  ASSERT_TRUE(s.InsertIfAbsent(5));
+  EXPECT_EQ(5, s.LinearSearch(IsFive));
+  ASSERT_TRUE(s.EraseWithCheck(5));
+  EXPECT_EQ(0, s.LinearSearch(IsFive));
+}
+
+TEST(SyncSet, OrdinaryNotInserted1)
+{
+  SyncSetOne s;
+  ASSERT_EQ(0, s.LinearSearch(IsFive));
+}
+
+TEST(SyncSet, OrdinaryNotInserted2)
+{
+  SyncSetOne s;
+  ASSERT_TRUE(s.InsertIfAbsent(1));
+  ASSERT_TRUE(s.InsertIfAbsent(2));
+  ASSERT_EQ(0, s.LinearSearch(IsFive));
+}
+
+TEST(SyncSet, WrongAddedTwice)
+{
+  SyncSetOne s;
+  ASSERT_TRUE(s.InsertIfAbsent(3));
+  ASSERT_FALSE(s.InsertIfAbsent(3));
+}
+
+TEST(SyncSet, AcceptableAddRemoveAddAgain)
+{
+  SyncSetOne s;
+  ASSERT_TRUE(s.InsertIfAbsent(5));
+  ASSERT_TRUE(s.EraseWithCheck(5));
+  ASSERT_TRUE(s.InsertIfAbsent(5));
+}
+
+TEST(SyncSet, WrongEraseWithoutInsert)
+{
+  SyncSetOne s;
+  ASSERT_FALSE(s.EraseWithCheck(3));
+}