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feat: IEEE floating-point division remainder

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This commit is contained in:
Nebojsa Cvetkovic
2024-04-18 11:48:45 +01:00
parent da9340005f
commit 069f2bf11a
5 changed files with 43 additions and 1 deletions
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18
test/runtime/math_test.cpp
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@@ -89,6 +89,24 @@ TEST_CASE("fmod functions", "[math][fmod]")
}
}
TEST_CASE("remainder functions", "[math][remainder]")
{
SECTION("remainder should work on the same quantities")
{
REQUIRE(remainder(4. * isq::length[km], 3. * isq::length[km]) == 1. * isq::length[km]);
REQUIRE(remainder(-9. * isq::length[km], 3. * isq::length[km]) == -0. * isq::length[km]);
REQUIRE(remainder(3 * isq::length[km], 2 * isq::length[km]) == -1 * isq::length[km]);
REQUIRE(remainder(4 * isq::length[km], 2.75f * isq::length[km]) == 1.25 * isq::length[km]);
}
SECTION("remainder should work with different units of the same dimension")
{
REQUIRE(remainder(4. * isq::length[km], 3000. * isq::length[m]) == 1000. * isq::length[m]);
REQUIRE(remainder(-9. * isq::length[km], 3000. * isq::length[m]) == -0. * isq::length[m]);
REQUIRE(remainder(3. * isq::length[km], 2000. * isq::length[m]) == -1000 * isq::length[m]);
REQUIRE(remainder(4 * isq::length[km], 2750 * isq::length[m]) == 1250 * isq::length[m]);
}
}
TEST_CASE("'isfinite()' accepts dimensioned arguments", "[math][isfinite]") { REQUIRE(isfinite(4.0 * isq::length[m])); }
TEST_CASE("'isinf()' accepts dimensioned arguments", "[math][isinf]") { REQUIRE(!isinf(4.0 * isq::length[m])); }

6
test/static/math_test.cpp
View File

@@ -59,6 +59,12 @@ static_assert(compare(fmod(9.0 * km, -3.0 * km), 0.0 * km));
static_assert(compare(fmod(9.5 * km, -2000 * m), 1500.0 * m));
static_assert(compare(fmod(3 * km, 2 * km), 1.0 * km));
static_assert(compare(fmod(4 * km, 2.5f * km), 1.5 * km));
static_assert(compare(remainder(4.0 * km, 3.0 * km), 1.0 * km));
static_assert(compare(remainder(-4.0 * km, 3.0 * km), -1.0 * km));
static_assert(compare(remainder(9.0 * km, -3.0 * km), 0.0 * km));
static_assert(compare(remainder(9.5 * km, -2000 * m), -500.0 * m));
static_assert(compare(remainder(3 * km, 2 * km), -1.0 * km));
static_assert(compare(remainder(4 * km, 2.75f * km), 1.25 * km));
static_assert(compare(pow<0>(2 * m), 1 * one));
static_assert(compare(pow<1>(2 * m), 2 * m));
static_assert(compare(pow<2>(2 * m), 4 * pow<2>(m), 4 * m2));