quantity! {
quantity: DynamicViscosity; "dynamic viscosity";
dimension: ISQ<
N1, P1, N1, Z0, Z0, Z0, Z0>; units {
@pascal_second: prefix!(none); "Pa · s", "pascal second", "pascal seconds";
@millipascal_second: prefix!(milli); "mPa · s", "millipascal second", "millipascal seconds";
@micropascal_second: prefix!(micro); "µPa · s", "micropascal second", "micropascal seconds";
@poise: 1.0_E-1; "P", "poise", "poises";
@centipoise: prefix!(centi) * 1.0_E-1; "cP", "centipoise", "centipoises";
@pound_force_second_per_square_foot: 4.448_222_E0 / 3.048_E-1 / 3.048_E-1; "lbf · s/ft²",
"pound-force second per square foot", "pound-force seconds per square foot";
@pound_force_second_per_square_inch: 4.448_222_E0 / 2.54_E-2 / 2.54_E-2; "lbf · s/in²",
"pound-force second per square inch", "pound-force seconds per square inch";
@reyn: 4.448_222_E0 / 2.54_E-2 / 2.54_E-2; "reyn", "reyn", "reyns";
@pound_per_foot_second: 4.535_924_E-1 / 3.048_E-1; "lb/(ft · s)", "pound per foot second",
"pounds per foot second";
@pound_per_foot_hour: 4.535_924_E-1 / 3.048_E-1 / 3.6_E3; "lb/(ft · h)",
"pound per foot hour", "pounds per foot hour";
@slug_per_foot_second: 1.459_390_E1 / 3.048_E-1; "slug/(ft · s)", "slug per foot second",
"slugs per foot second";
@gram_per_centimeter_second: prefix!(milli) / prefix!(centi); "g/(cm · s)",
"gram per centimeter second", "grams per centimeter second";
}
}
#[cfg(test)]
mod test {
storage_types! {
use crate::num::One;
use crate::si::quantities::*;
use crate::si::dynamic_viscosity as dv;
use crate::si::time as t;
use crate::si::mass as m;
use crate::si::length as l;
use crate::si::pressure as p;
use crate::tests::Test;
#[test]
fn check_dimension() {
let _: DynamicViscosity<V> = Pressure::new::<p::pascal>(V::one())
* Time::new::<t::second>(V::one());
}
#[test]
fn check_units() {
test::<p::pascal, t::second, dv::pascal_second>();
test::<p::millipascal, t::second, dv::millipascal_second>();
test::<p::micropascal, t::second, dv::micropascal_second>();
test::<p::dyne_per_square_centimeter, t::second, dv::poise>();
test::<p::millipascal, t::second,dv::centipoise>();
test::<p::pound_force_per_square_foot, t::second,
dv::pound_force_second_per_square_foot>();
test::<p::pound_force_per_square_inch, t::second,
dv::pound_force_second_per_square_inch>();
test::<p::pound_force_per_square_inch, t::second, dv::reyn>();
fn test<P: p::Conversion<V>, T: t::Conversion<V>, DV: dv::Conversion<V>>() {
Test::assert_approx_eq(&DynamicViscosity::new::<DV>(V::one()),
&(Pressure::new::<P>(V::one())
* Time::new::<T>(V::one())));
}
}
#[test]
fn check_units_mlt() {
test::<m::pound, l::foot, t::second, dv::pound_per_foot_second>();
test::<m::pound, l::foot, t::hour, dv::pound_per_foot_hour>();
test::<m::gram, l::centimeter, t::second, dv::gram_per_centimeter_second>();
test::<m::slug, l::foot, t::second, dv::slug_per_foot_second>();
fn test<M: m::Conversion<V>, L: l::Conversion<V>, T: t::Conversion<V>,
DV: dv::Conversion<V>>()
{
Test::assert_approx_eq(&DynamicViscosity::new::<DV>(V::one()),
&(Mass::new::<M>(V::one())
/ Length::new::<L>(V::one())
/ Time::new::<T>(V::one())));
}
}
}
}