equal.cpp 1.3 KB

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  1. // Copyright Louis Dionne 2013-2017
  2. // Distributed under the Boost Software License, Version 1.0.
  3. // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
  4. #include <boost/hana/assert.hpp>
  5. #include <boost/hana/equal.hpp>
  6. #include <boost/hana/not.hpp>
  7. #include <boost/hana/not_equal.hpp> // for operator !=
  8. #include <boost/hana/string.hpp>
  9. namespace hana = boost::hana;
  10. int main() {
  11. // equal
  12. BOOST_HANA_CONSTANT_CHECK(hana::equal(
  13. BOOST_HANA_STRING("abcd"),
  14. BOOST_HANA_STRING("abcd")
  15. ));
  16. BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::equal(
  17. BOOST_HANA_STRING("abcd"),
  18. BOOST_HANA_STRING("abcde")
  19. )));
  20. BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::equal(
  21. BOOST_HANA_STRING("abcd"),
  22. BOOST_HANA_STRING("")
  23. )));
  24. BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::equal(
  25. BOOST_HANA_STRING(""),
  26. BOOST_HANA_STRING("abcde")
  27. )));
  28. BOOST_HANA_CONSTANT_CHECK(hana::equal(
  29. BOOST_HANA_STRING(""),
  30. BOOST_HANA_STRING("")
  31. ));
  32. // check operators
  33. BOOST_HANA_CONSTANT_CHECK(
  34. BOOST_HANA_STRING("abcd")
  35. ==
  36. BOOST_HANA_STRING("abcd")
  37. );
  38. BOOST_HANA_CONSTANT_CHECK(
  39. BOOST_HANA_STRING("abcd")
  40. !=
  41. BOOST_HANA_STRING("abc")
  42. );
  43. }