Issue 5183 - Provide async interface for FileSystem

test/FileSystemJsObject.cpp

Index: test/FileSystemJsObject.cpp
===================================================================
--- a/test/FileSystemJsObject.cpp
+++ b/test/FileSystemJsObject.cpp
@@ -45,62 +45,141 @@
     {
       if (!success)
         throw std::runtime_error("Unable to read " + path);
       std::stringstream* const stream = new std::stringstream;
       *stream << contentToRead;
       return std::shared_ptr<std::istream>(stream);
     }
 
+    void Read(const std::string& path,
+              const ReadCallback& callback) const
+    {
+      try
+      {
+        auto result = Read(path);
+        callback(result);
+      }
+      catch (...)
+      {
+      }
+    }
+
     void Write(const std::string& path, std::istream& data)
     {
       if (!success)
         throw std::runtime_error("Unable to write to " + path);
       lastWrittenPath = path;
 
       std::stringstream content;
       content << data.rdbuf();
       lastWrittenContent = content.str();
     }
 
+    void Write(const std::string& path,
+               std::istream& data,
+               const Callback& callback)
+    {
+      try
+      {
+        Write(path, data);
+        callback();
+      }
+      catch (...)
+      {
+      }
+    }
+
     void Move(const std::string& fromPath, const std::string& toPath)
     {
       if (!success)
         throw std::runtime_error("Unable to move " + fromPath + " to "
                                  + toPath);
       movedFrom = fromPath;
       movedTo = toPath;
     }
 
+    void Move(const std::string& fromPath,
+              const std::string& toPath,
+              const Callback& callback)
+    {
+      try
+      {
+        Move(fromPath, toPath);
+        callback();
+      }
+      catch (...)
+      {
+      }
+    }
+
     void Remove(const std::string& path)
     {
       if (!success)
         throw std::runtime_error("Unable to remove " + path);
       removedPath = path;
     }
 
+    void Remove(const std::string& path, const Callback& callback)
+    {
+      try
+      {
+        Remove(path);
+        callback();
+      }
+      catch (...)
+      {
+      }
+    }
+
     StatResult Stat(const std::string& path) const
     {
       if (!success)
         throw std::runtime_error("Unable to stat " + path);
       statPath = path;
       StatResult result;
       result.exists = statExists;
       result.isDirectory = statIsDirectory;
       result.isFile = statIsFile;
       result.lastModified = statLastModified;
       return result;
     }
 
+    void Stat(const std::string& path,
+              const StatCallback& callback) const
+    {
+      try
+      {
+        auto result = Stat(path);
+        callback(result);
+      }
+      catch (...)
+      {
+      }
+    }
+
     std::string Resolve(const std::string& path) const
     {
       if (!success)
         throw std::runtime_error("Unable to stat " + path);
       return path;
     }
+
+    void Resolve(const std::string& path,
+                 const ResolveCallback& callback) const
+    {
+      try
+      {
+        auto result = Resolve(path);
+        callback(result);
+      }
+      catch (...)
+      {
+      }
+    }
   };
 
   void ReadFile(AdblockPlus::JsEnginePtr jsEngine, std::string& content,
                 std::string& error)
   {
     jsEngine->Evaluate("_fileSystem.read('', function(r) {result = r})");
     AdblockPlus::Sleep(50);
     content = jsEngine->Evaluate("result.content").AsString();