exercism-solutions/rust/space-age/tests/space-age.rs

57 lines
1.4 KiB
Rust

use space_age::*;
fn assert_in_delta(expected: f64, actual: f64) {
let diff: f64 = (expected - actual).abs();
let delta: f64 = 0.01;
if diff > delta {
panic!("Your result of {actual} should be within {delta} of the expected result {expected}")
}
}
#[test]
fn earth_age() {
let duration = Duration::from(1_000_000_000);
assert_in_delta(31.69, Earth::years_during(&duration));
}
#[test]
fn mercury_age() {
let duration = Duration::from(2_134_835_688);
assert_in_delta(280.88, Mercury::years_during(&duration));
}
#[test]
fn venus_age() {
let duration = Duration::from(189_839_836);
assert_in_delta(9.78, Venus::years_during(&duration));
}
#[test]
fn mars_age() {
let duration = Duration::from(2_129_871_239);
assert_in_delta(35.88, Mars::years_during(&duration));
}
#[test]
fn jupiter_age() {
let duration = Duration::from(901_876_382);
assert_in_delta(2.41, Jupiter::years_during(&duration));
}
#[test]
fn saturn_age() {
let duration = Duration::from(2_000_000_000);
assert_in_delta(2.15, Saturn::years_during(&duration));
}
#[test]
fn uranus_age() {
let duration = Duration::from(1_210_123_456);
assert_in_delta(0.46, Uranus::years_during(&duration));
}
#[test]
fn neptune_age() {
let duration = Duration::from(1_821_023_456);
assert_in_delta(0.35, Neptune::years_during(&duration));
}