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6502-cpp/test/constexpr_tests.cpp

15 lines
378 B
C++

#include <catch2/catch.hpp>
constexpr unsigned int Factorial(unsigned int number)
{
return number <= 1 ? number : Factorial(number - 1) * number;
}
TEST_CASE("Factorials are computed with constexpr", "[factorial]")
{
STATIC_REQUIRE(Factorial(1) == 1);
STATIC_REQUIRE(Factorial(2) == 2);
STATIC_REQUIRE(Factorial(3) == 6);
STATIC_REQUIRE(Factorial(10) == 3628800);
}