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xo-unit: expand Quantity unit tests

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This commit is contained in:
Roland Conybeare 2024-04-27 11:08:44 -04:00
commit e1fee23cdc
1 changed files with 12 additions and 5 deletions
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17
utest/Quantity.test.cpp
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@ -309,11 +309,9 @@ namespace xo {
REQUIRE(su.natural_unit_.is_dimensionless());
REQUIRE(su.outer_scale_sq_ == 1.0);
if (k1 == 1.0) {
/* these will only approximately be true in general */
REQUIRE((q1/q2).scale() == Approx(1.0).epsilon(1.0e-6));
REQUIRE((q2/q1).scale() == Approx(1.0).epsilon(1.0e-6));
}
/* these will only approximately be true in general */
REQUIRE((q1/q2).scale() == Approx(k1).epsilon(1.0e-6));
REQUIRE((q2/q1).scale() == Approx(k2).epsilon(1.0e-6));
if (abs(k1 - 1.0) > 1.0e-6) {
REQUIRE(q1 != q2);
@ -333,6 +331,15 @@ namespace xo {
REQUIRE(q2 >= q1);
}
}
auto q1_plus_q2 = q1 + q2;
/* k2 = q1/q2; so q1+q2 = q1(1 + q2/q1) = q1(1 + k2) */
REQUIRE(q1_plus_q2.unit() == q1.unit());
REQUIRE(q1_plus_q2.scale() == Approx(1.0 + k2).epsilon(1.0e-6));
auto q1_minus_q2 = q1 - q2;
REQUIRE(q1_minus_q2.unit() == q1.unit());
REQUIRE(q1_minus_q2.scale() == Approx(1.0 - k2).epsilon(1.0e-6));
}
}
}