+test_filter1_SOURCES=test_filter1.cpp
+test_filter2_SOURCES=test_filter2.cpp
+test_session1_SOURCES=test_session1.cpp
+test_boost_threads_SOURCES=test_boost_threads.cpp
+test_thread_pool_observer_SOURCES = test_thread_pool_observer.cpp \
+ thread_pool_observer.cpp thread_pool_observer.h