#include "prime_factors.h" #ifdef EXERCISM_TEST_SUITE #include #else #include "test/catch.hpp" #endif TEST_CASE("no factors", "[factors][924fc966-a8f5-4288-82f2-6b9224819ccd]") { const std::vector expected{}; const std::vector actual{prime_factors::of(1)}; REQUIRE(expected == actual); } #if defined(EXERCISM_RUN_ALL_TESTS) TEST_CASE("prime number", "[factors][17e30670-b105-4305-af53-ddde182cb6ad]") { const std::vector expected{2}; const std::vector actual{prime_factors::of(2)}; REQUIRE(expected == actual); } TEST_CASE("another prime number", "[factors][238d57c8-4c12-42ef-af34-ae4929f94789]") { const std::vector expected{3}; const std::vector actual{prime_factors::of(3)}; REQUIRE(expected == actual); } TEST_CASE("square of a prime", "[factors][f59b8350-a180-495a-8fb1-1712fbee1158]") { const std::vector expected{3, 3}; const std::vector actual{prime_factors::of(9)}; REQUIRE(expected == actual); } TEST_CASE("product of first prime", "[factors][756949d3-3158-4e3d-91f2-c4f9f043ee70]") { const std::vector expected{2, 2}; const std::vector actual{prime_factors::of(4)}; REQUIRE(expected == actual); } TEST_CASE("cube of a prime", "[factors][bc8c113f-9580-4516-8669-c5fc29512ceb]") { const std::vector expected{2, 2, 2}; const std::vector actual{prime_factors::of(8)}; REQUIRE(expected == actual); } TEST_CASE("product of second prime", "[factors][7d6a3300-a4cb-4065-bd33-0ced1de6cb44]") { const std::vector expected{3, 3, 3}; const std::vector actual{prime_factors::of(27)}; REQUIRE(expected == actual); } TEST_CASE("product of third prime", "[factors][073ac0b2-c915-4362-929d-fc45f7b9a9e4]") { const std::vector expected{5, 5, 5, 5}; const std::vector actual{prime_factors::of(625)}; REQUIRE(expected == actual); } TEST_CASE("product of first and second prime", "[factors][6e0e4912-7fb6-47f3-a9ad-dbcd79340c75]") { const std::vector expected{2, 3}; const std::vector actual{prime_factors::of(6)}; REQUIRE(expected == actual); } TEST_CASE("product of primes and non-primes", "[factors][00485cd3-a3fe-4fbe-a64a-a4308fc1f870]") { const std::vector expected{2, 2, 3}; const std::vector actual{prime_factors::of(12)}; REQUIRE(expected == actual); } TEST_CASE("product of primes", "[factors][02251d54-3ca1-4a9b-85e1-b38f4b0ccb91]") { const std::vector expected{5, 17, 23, 461}; const std::vector actual{prime_factors::of(901255)}; REQUIRE(expected == actual); } TEST_CASE("factors include a large prime", "[factors][070cf8dc-e202-4285-aa37-8d775c9cd473]") { const std::vector expected{11, 9539, 894119}; const std::vector actual{prime_factors::of(93819012551)}; REQUIRE(expected == actual); } #endif