uom/si/
temperature_gradient.rs

1//! Temperature gradient (base unit kelvin per meter, m⁻¹ · K).
2
3quantity! {
4    /// Temperature gradient (base unit kelvin per meter, m⁻¹ · K).
5    quantity: TemperatureGradient; "temperature gradient";
6    /// Dimension of temperature gradient, L⁻¹Th (base unit kelvin per meter, K · m⁻¹).
7    dimension: ISQ<
8        N1,     // length
9        Z0,     // mass
10        Z0,     // time
11        Z0,     // electric current
12        P1,     // thermodynamic temperature
13        Z0,     // amount of substance
14        Z0>;    // luminous intensity
15    units {
16        @kelvin_per_kilometer: prefix!(none) / prefix!(kilo); "K/km", "kelvin per kilometer",
17            "kelvins per kilometer";
18        @kelvin_per_hectometer: prefix!(none) / prefix!(hecto); "K/hm", "kelvin per hectometer",
19            "kelvins per hectometer";
20        @kelvin_per_meter: prefix!(none); "K/m", "kelvin per meter", "kelvins per meter";
21        @kelvin_per_centimeter: prefix!(none) / prefix!(centi); "K/cm", "kelvin per centimeter",
22            "kelvins per centimeter";
23        @kelvin_per_millimeter: prefix!(none) / prefix!(milli); "K/mm", "kelvin per millimeter",
24            "kelvins per millimeter";
25        @kelvin_per_micrometer: prefix!(none) / prefix!(micro); "K/µm", "kelvin per micrometer",
26            "kelvins per micrometer";
27    }
28}
29
30#[cfg(test)]
31mod test {
32    storage_types! {
33        use crate::num::One;
34        use crate::si::temperature_gradient as tg;
35        use crate::si::temperature_interval as ti;
36        use crate::si::quantities::*;
37        use crate::si::length as l;
38        use crate::tests::Test;
39
40        #[test]
41        fn check_dimension() {
42            let _: TemperatureGradient<V> = TemperatureInterval::new::<ti::kelvin>(V::one())
43                / Length::new::<l::meter>(V::one());
44        }
45
46        #[test]
47        fn check_units() {
48            test::<ti::kelvin, l::meter, tg::kelvin_per_meter>();
49            test::<ti::kelvin, l::centimeter, tg::kelvin_per_centimeter>();
50            test::<ti::kelvin, l::millimeter, tg::kelvin_per_millimeter>();
51            test::<ti::kelvin, l::micrometer, tg::kelvin_per_micrometer>();
52            test::<ti::kelvin, l::hectometer, tg::kelvin_per_hectometer>();
53            test::<ti::kelvin, l::kilometer, tg::kelvin_per_kilometer>();
54
55            fn test<TI: ti::Conversion<V>, L: l::Conversion<V>, TG: tg::Conversion<V>>() {
56                Test::assert_approx_eq(&TemperatureGradient::new::<TG>(V::one()),
57                    &(TemperatureInterval::new::<TI>(V::one())
58                        / Length::new::<L>(V::one())));
59            }
60        }
61    }
62}
uom/si/temperature_gradient.rs

uom/si/
temperature_gradient.rs
