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10 lines
309 B
10 lines
309 B
#include <catch2/catch_test_macros.hpp>
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int factorial(int number) { return number <= 1 ? number : factorial(number - 1) * number; }
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TEST_CASE("testing the factorial function") {
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CHECK(factorial(1) == 1);
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CHECK(factorial(2) == 2);
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CHECK(factorial(3) == 6);
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CHECK(factorial(10) == 3628800);
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}
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