main.cpp

#define CATCH_CONFIG_RUNNER
#include <catch2/catch.hpp>
#include <iomanip>
#include <iostream>
#include "tests.cpp"

// There doesn't seem to be a way to get the total number of check/require
// statements from a Catch2 session. We will fortunately have to update
// this value manually as tests are added/removed.
const unsigned int TOTAL_ASSERTIONS = 13;

int main(int argc, char* argv[]) {
  const int num_failed = Catch::Session().run(argc, argv);
  const bool perfect = num_failed == 0;

  if (perfect) {
    std::cout
      << "Congratulations, you finished this assignment with a 100%!" << std::endl
      << "Looks like we need to make the next one harder. ;)" << std::endl
      << std::endl;
  }

  std::cout
    << "Passed "
    << (TOTAL_ASSERTIONS - num_failed) << '/' << TOTAL_ASSERTIONS
    << std::endl;

  std::cout
    << "Your score: "
    << std::fixed
    << std::setprecision(2)
    << (1 - (static_cast<float>(num_failed) / TOTAL_ASSERTIONS)) * 100 << "%"
    << std::endl;

  return perfect ? 0 : 1;
}