add test case: overload evict tcp (old/new) session

src/session/test/gtest_overload_evict_udp_sess.cpp

@@ -0,0 +1,19 @@
+#include "test_utils.h"
+
+#if 1
+TEST(OVERLOAD, EVICT_UDP_OLD_SESS)
+{
+}
+#endif
+
+#if 1
+TEST(OVERLOAD, EVICT_UDP_NEW_SESS)
+{
+}
+#endif
+
+int main(int argc, char **argv)
+{
+    ::testing::InitGoogleTest(&argc, argv);
+    return RUN_ALL_TESTS();
+}