Compile and run:

./compile_and_run.sh

The result:

Test project /home/ubt/Documents/cpp-code-snippets/GoogleTest/gtest_demo/build
    Start 1: HelloTest.BasicAssertions
1/1 Test #1: HelloTest.BasicAssertions ........   Passed    0.00 sec

100% tests passed, 0 tests failed out of 1

Total Test time (real) =   0.00 sec