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remove duplicated test

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GyulyVGC
2025-12-19 10:46:54 +01:00
parent f1ae3ed960
commit 5750470658
1 changed files with 0 additions and 69 deletions
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69
src/chart/types/preview_chart.rs
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@@ -135,72 +135,3 @@ fn build_chart<DB: DrawingBackend>(
let _ = chart.draw_series(area_series).log_err(location!());
}
}
#[cfg(test)]
mod tests {
use splines::{Interpolation, Key, Spline};
use crate::chart::types::chart_series::sample_spline;
#[test]
fn test_spline_samples() {
let vec = vec![
(0, -500),
(1, -1000),
(2, -1000),
(3, -1000),
(4, -1000),
(5, -1000),
(6, -1000),
(7, -1000),
(8, -1000),
(9, -1000),
(10, -1000),
(11, -1000),
(12, -1000),
(13, -1000),
(14, -1000),
(15, -1000),
(16, -1000),
(17, -1000),
(18, -1000),
(19, -1000),
(20, -1000),
(21, -1000),
(22, -1000),
(23, -1000),
(24, -1000),
(25, -1000),
(26, -1000),
(27, -1000),
(28, -1000),
];
let spline = Spline::from_vec(
vec.iter()
.map(|&(x, y)| Key::new(x as f32, y as f32, Interpolation::Cosine))
.collect::<Vec<Key<f32, f32>>>(),
);
let eps = 0.001;
let pts = spline.len() * 10;
let samples = sample_spline(&spline, 1.0);
assert_eq!(samples.len(), pts);
let delta = samples[1].0 - samples[0].0;
assert_eq!(samples[0].0, 0.0);
assert_eq!(samples[0].1, -500.0);
for i in 0..pts - 1 {
assert_eq!(
(samples[i + 1].0 * 10_000.0 - samples[i].0 * 10_000.0).round() / 10_000.0,
(delta * 10_000.0).round() / 10_000.0
);
assert!(samples[i].1 <= -500.0);
assert!(samples[i].1 >= -1000.0 - eps);
assert!(samples[i + 1].1 < samples[i].1 + eps);
}
assert_eq!(samples[pts - 1].0, 28.0);
assert_eq!(samples[pts - 1].1, -1000.0);
}
}