tests/test_fixed_point.cpp


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#include <catch2/catch_test_macros.hpp>
#include "fixed_point.h"

TEST_CASE("fp_t addition is commutative") {
    fp_t a = fp_t::from_int(1);
    fp_t b = fp_t::from_int(2);
    CHECK(a + b == b + a);
    REQUIRE(a.raw != 0);
}