37 lines
954 B
Rust
37 lines
954 B
Rust
#![cfg_attr(feature = "cargo-clippy", allow(float_cmp, map_clone))]
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extern crate average;
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extern crate core;
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use core::iter::Iterator;
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use average::{Min, Estimate, Merge};
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#[test]
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fn trivial() {
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let mut m = Min::new();
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m.add(1.);
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m.add(2.);
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assert_eq!(m.min(), 1.);
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m.add(-1.);
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m.add(1.);
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assert_eq!(m.min(), -1.)
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}
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#[test]
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fn merge() {
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let sequence: &[f64] = &[1., 2., 3., 4., 5., 6., 7., 8., 9.];
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for mid in 1..sequence.len() {
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let (left, right) = sequence.split_at(mid);
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let min_total: Min = sequence.iter().map(|x| *x).collect();
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assert_eq!(min_total.min(), 1.);
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let mut min_left: Min = left.iter().map(|x| *x).collect();
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assert_eq!(min_left.min(), 1.);
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let min_right: Min = right.iter().map(|x| *x).collect();
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assert_eq!(min_right.min(), sequence[mid]);
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min_left.merge(&min_right);
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assert_eq!(min_total.min(), min_left.min());
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}
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}
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