text: #include "catch.h"
  #include "kscore/Args.h"
  #include "kscore/IFrameStrategy.h"
  #include "kscore/RunProgram.h"
  #include <sstream>
  
  TEST_CASE( "kslice help produces output", "kslice help" ) {
      const char *argv[] = {"kstest", "--help"};
      kscore::Args args{2, (char **)argv};
      std::stringstream ss;
      const auto exit = kscore::RunProgram(args, kscore::makeFFProbe(args.input()), ss, std::cerr);
      const auto actual = args.isHelp() ? args.help() : "";
      CHECK( !actual.empty() );
      CHECK( 0 == exit );
  }