[doctest] run with "--help" for options
I am a test from the dll!
I am a test from the implementation!
I am a test from the implementation_2!
I am a test from the executable!
===============================================================================
main.cpp(0):
TEST CASE:  executable

main.cpp(0): ERROR: test case THREW exception: char: 97

===============================================================================
plugin.cpp(0):
TEST SUITE: some test suite
TEST CASE:  test case in a plugin
  some subcase

plugin.cpp(0): MESSAGE: triggering the INFO above to be printed
  logged: some info

plugin.cpp(0): ERROR: CHECK( 1 == 2 ) is NOT correct!
  values: CHECK( 1 == 2 )
  logged: some info

plugin.cpp(0): FATAL ERROR: certain death!
  logged: some info

===============================================================================
[doctest] test cases:      5 |      3 passed |      2 failed |      0 skipped
[doctest] assertions:      2 |      0 passed |      2 failed |
[doctest] Status: FAILURE!
