Fix crash in the unit tests

fixes #7769

lib/base/application.cpp

@@ -108,7 +108,7 @@ void Application::Exit(int rc)
 		logger->Flush();
 	}
 
-	Timer::Uninitialize();
+	UninitializeBase();
 
 #ifdef _DEBUG
 	exit(rc);
@@ -149,6 +149,18 @@ void Application::InitializeBase(void)
 #endif /* _WIN32 */
 
 	Utility::ExecuteDeferredInitializers();
+
+	/* make sure the thread pool gets initialized */
+	GetTP();
+
+	Timer::Initialize();
+}
+
+void Application::UninitializeBase(void)
+{
+	Timer::Uninitialize();
+
+	GetTP().Stop();
 }
 
 /**
@@ -316,12 +328,7 @@ void Application::RunEventLoop(void)
 	DynamicObject::StopObjects();
 	Application::GetInstance()->OnShutdown();
 
-#ifdef _DEBUG
-	GetTP().Stop();
-	m_ShuttingDown = false;
-
-	Timer::Uninitialize();
-#endif /* _DEBUG */
+	UninitializeBase();
 }
 
 void Application::OnShutdown(void)

lib/base/application.hpp

@@ -43,6 +43,7 @@ class I2_BASE_API Application : public ObjectImpl<Application> {
 	~Application(void);
 
 	static void InitializeBase(void);
+	static void UninitializeBase(void);
 
 	static Application::Ptr GetInstance(void);
 

lib/base/timer.hpp

@@ -52,9 +52,6 @@ class I2_BASE_API Timer : public Object
 
 	boost::signals2::signal<void(const Timer::Ptr&)> OnTimerExpired;
 
-	static void Initialize(void);
-	static void Uninitialize(void);
-
 	class Holder {
 	public:
 		Holder(Timer *timer)
@@ -88,6 +85,11 @@ class I2_BASE_API Timer : public Object
 	void Call();
 
 	static void TimerThreadProc(void);
+
+	static void Initialize(void);
+	static void Uninitialize(void);
+
+	friend class Application;
 };
 
 }

test/test.cpp

@@ -31,12 +31,11 @@ struct InitLibBase
 	InitLibBase(void)
 	{
 		Application::InitializeBase();
-		Timer::Initialize();
 	}
 
 	~InitLibBase(void)
 	{
-		Timer::Uninitialize();
+		Application::UninitializeBase();
 	}
 };