提供基本的ttl测试用例
 
 
Chris Mumford 9bd23c7676 Correct class/structure declaration order. pirms 5 gadiem
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memenv.cc Correct class/structure declaration order. pirms 5 gadiem
memenv.h Add CMake build support. pirms 7 gadiem
memenv_test.cc Correct class/structure declaration order. pirms 5 gadiem