test: Put test data into TestSuite specific folders

bin/test/data/FileSystemTestSuite/Settings/sample.cpp

@@ -0,0 +1,33 @@
+class Player {
+public:
+  void Do() {}
+};
+
+class Base {};
+
+class Game : public Base {
+public:
+  Game() {
+    Init();
+  }
+
+  void Init() {}
+
+  void Run() {
+    player.Do();
+  }
+
+private:
+  Player player;
+};
+
+Game* game;
+
+int main() {
+  game = new Game();
+
+  game->Run();
+
+  delete game;
+  return 0;
+}