Issue 5180 - introduce asynchronous web request

test/BaseJsTest.h

 /*
  * 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 49 matching lines @@
     throw std::runtime_error("Not implemented");
   }
 
   std::string Resolve(const std::string& path) const
   {
     throw std::runtime_error("Not implemented");
   }
 
 };
 
-class ThrowingWebRequest : public AdblockPlus::WebRequest
+class ThrowingWebRequest : public AdblockPlus::IWebRequest, public AdblockPlus::WebRequest
 {
 public:
-  AdblockPlus::ServerResponse GET(const std::string& url, const AdblockPlus::HeaderList& requestHeaders) const
+  AdblockPlus::ServerResponse GET(const std::string& url, const AdblockPlus::HeaderList& requestHeaders) const override
   {
     throw std::runtime_error("Unexpected GET: " + url);
   }
+  void GET(const std::string& url, const AdblockPlus::HeaderList& requestHeaders, const GetCallback&) override
+  {
+    throw std::runtime_error("Unexpected GET: " + url);
+  }
 };
 
 class LazyFileSystem : public AdblockPlus::FileSystem
 {
 public:
   std::shared_ptr<std::istream> Read(const std::string& path) const
   {
     std::string dummyData("");
     if (path == "patterns.ini")
       dummyData = "# Adblock Plus preferences\n[Subscription]\nurl=~fl~";
@@ skipping 44 matching lines @@
 
 class LazyLogSystem : public AdblockPlus::LogSystem
 {
 public:
   void operator()(LogLevel logLevel, const std::string& message,
           const std::string& source)
   {
   }
 };
 
-AdblockPlus::JsEnginePtr CreateJsEngine(const AdblockPlus::AppInfo& appInfo = AdblockPlus::AppInfo());
+AdblockPlus::JsEnginePtr CreateJsEngine(const AdblockPlus::AppInfo& appInfo = AdblockPlus::AppInfo(),
+  AdblockPlus::WebRequestPtr webRequest = AdblockPlus::WebRequestPtr(new ThrowingWebRequest()));
 
 class BaseJsTest : public ::testing::Test
 {
 protected:
   AdblockPlus::JsEnginePtr jsEngine;
 
   virtual void SetUp()
   {
     jsEngine = CreateJsEngine();
     jsEngine->SetLogSystem(AdblockPlus::LogSystemPtr(new ThrowingLogSystem));
     jsEngine->SetFileSystem(AdblockPlus::FileSystemPtr(new ThrowingFileSystem));
     jsEngine->SetWebRequest(std::make_shared<ThrowingWebRequest>());
   }
 };
 
 #endif