chapter-07/recipe-01/cxx-example/tests/CMakeLists.txt Boost::unit:_test

[epmpub]

[100%] Linking CXX executable ../bin/cpp_test
/usr/lib/gcc/x86_64-linux-gnu/7/../../../x86_64-linux-gnu/Scrt1.o: In function _start': (.text+0x20): undefined reference to main'
CMakeFiles/cpp_test.dir/test.cpp.o: In function init_unit_test_suite(int, char**)': test.cpp:(.text+0x6f): undefined reference to boost::unit_test::framework::master_test_suite()'
CMakeFiles/cpp_test.dir/test.cpp.o: In function add_example_invoker()': test.cpp:(.text+0x18f): undefined reference to boost::unit_test::unit_test_log_t::set_checkpoint(boost::unit_test::basic_cstring, unsigned long, boost::unit_test::basic_cstring)'
test.cpp:(.text+0x26d): undefined reference to boost::unit_test::unit_test_log_t::set_checkpoint(boost::unit_test::basic_cstring<char const>, unsigned long, boost::unit_test::basic_cstring<char const>)' test.cpp:(.text+0x35a): undefined reference to boost::unit_test::unit_test_log_t::set_checkpoint(boost::unit_test::basic_cstring, unsigned long, boost::unit_test::basic_cstring)'
test.cpp:(.text+0x447): undefined reference to boost::unit_test::unit_test_log_t::set_checkpoint(boost::unit_test::basic_cstring<char const>, unsigned long, boost::unit_test::basic_cstring<char const>)' test.cpp:(.text+0x534): undefined reference to boost::unit_test::unit_test_log_t::set_checkpoint(boost::unit_test::basic_cstring, unsigned long, boost::unit_test::basic_cstring)'

ubuntu: 18.04.4 LTS
cmake : 3.17.2
boost: libboost-all-dev