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add unit test and fix bug found with the unit test

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This commit is contained in:
René Rössler 2022-02-09 13:54:19 +01:00
parent a42006ef14
commit 6261380180
1 changed files with 37 additions and 2 deletions
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37
egui_extras/src/sizing.rs
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@ -18,6 +18,7 @@ pub enum Size {
RemainderMinimum(f32),
}
#[derive(Clone)]
pub struct Sizing {
sizes: Vec<Size>,
}
@ -64,11 +65,16 @@ impl Sizing {
self.sizes.iter().for_each(|size| {
if let Size::RemainderMinimum(minimum) = size {
if *minimum > avg_remainder_length {
remainder_length -= minimum - avg_remainder_length;
remainder_length -= minimum;
remainders -= 1;
}
}
});
if remainders > 0 {
0.0f32.max(remainder_length / remainders as f32)
} else {
0.0
}
};
self.sizes
@ -83,3 +89,32 @@ impl Sizing {
.collect()
}
}
impl From<Vec<Size>> for Sizing {
fn from(sizes: Vec<Size>) -> Self {
Self { sizes }
}
}
#[test]
fn test_sizing() {
let sizing: Sizing = vec![Size::RemainderMinimum(20.0), Size::Remainder].into();
assert_eq!(sizing.clone().into_lengths(50.0, 0.0), vec![25.0, 25.0]);
assert_eq!(sizing.clone().into_lengths(30.0, 0.0), vec![20.0, 10.0]);
assert_eq!(sizing.clone().into_lengths(20.0, 0.0), vec![20.0, 0.0]);
assert_eq!(sizing.clone().into_lengths(10.0, 0.0), vec![20.0, 0.0]);
assert_eq!(sizing.into_lengths(20.0, 10.0), vec![20.0, 0.0]);
let sizing: Sizing = vec![
Size::RelativeMinimum {
relative: 0.5,
minimum: 10.0,
},
Size::Absolute(10.0),
]
.into();
assert_eq!(sizing.clone().into_lengths(50.0, 0.0), vec![25.0, 10.0]);
assert_eq!(sizing.clone().into_lengths(30.0, 0.0), vec![15.0, 10.0]);
assert_eq!(sizing.clone().into_lengths(20.0, 0.0), vec![10.0, 10.0]);
assert_eq!(sizing.into_lengths(10.0, 0.0), vec![10.0, 10.0]);
}