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;
+}
+
+TEST(SyncMap, OrdinaryAdded)
+{
+  SyncMapOne s;
+  ASSERT_TRUE(s.AddIfAbsent(1, 11));
+  ASSERT_TRUE(s.Locate(1) == 11);
+  ASSERT_TRUE(s.RemoveIfPresent(1));
+}
+
+TEST(SyncMap, OrdinaryNotAdded1)
+{
+  SyncMapOne s;
+  ASSERT_TRUE(s.Locate(1) == 0);
+}
+
+TEST(SyncMap, OrdinaryNotAdded2)
+{
+  SyncMapOne s;
+  ASSERT_TRUE(s.AddIfAbsent(1, 11));
+  ASSERT_TRUE(s.AddIfAbsent(2, 22));
+  ASSERT_TRUE(s.Locate(7) == 0);
+}
+
+TEST(SyncMap, WrongAddedTwice)
+{
+  SyncMapOne s;
+  ASSERT_TRUE(s.AddIfAbsent(3, 11));
+  ASSERT_FALSE(s.AddIfAbsent(3, 22));
+}
+
+TEST(SyncMap, AcceptableAddedRemovedAddedAgain)
+{
+  SyncMapOne s;
+  ASSERT_TRUE(s.AddIfAbsent(1, 11));
+  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;
@@ skipping 35 matching lines @@
   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));
 }