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Added absolute functions (abs, fabs) and epsilon.

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This commit is contained in:
Mike Ford
2020-05-06 13:21:31 +02:00
committed by Mateusz Pusz
parent 4607e69e24
commit a8ca425e2d
2 changed files with 73 additions and 22 deletions
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test/unit_test/runtime/math_test.cpp
+32
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@@ -53,3 +53,35 @@ TEST_CASE("'sqrt()' on quantity changes the value and the dimension accordingly"
{
REQUIRE(sqrt(4q_m2) == 2q_m);
}
TEST_CASE("absolute functions on quantity returns the absolute value", "[math][abs][fabs]")
{
SECTION ("'abs()' on a negative quantity returns the abs") {
REQUIRE(abs(-1q_m) == 1q_m);
}
SECTION ("'abs()' on a positive quantity returns the abs") {
REQUIRE(abs(1q_m) == 1q_m);
}
SECTION ("'fabs()' on a negative quantity returns the abs") {
REQUIRE(fabs(-1.q_m) == 1.q_m);
}
SECTION ("'fabs()' on a positive quantity returns the abs") {
REQUIRE(fabs(1.q_m) == 1.q_m);
}
}
TEST_CASE("numeric_limits functions", "[limits]")
{
SECTION ("'epsilon' works as expected using default floating type") {
REQUIRE(epsilon<decltype(1.q_m)>().count() == std::numeric_limits<decltype(1.q_m)::rep>::epsilon());
}
SECTION ("'epsilon' works as expected using integers") {
REQUIRE(epsilon<decltype(1q_m)>().count() == std::numeric_limits<decltype(1q_m)::rep>::epsilon());
}
SECTION ("'epsilon' works as expected using mixed Rep types") {
REQUIRE(epsilon<decltype(1q_m)>().count() != std::numeric_limits<decltype(1.q_m)::rep>::epsilon());
}
}