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Use approx for testing color operations

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Héctor Ramón Jiménez 2023-05-26 00:04:10 +02:00
parent b741893013
commit cf2c8f2037
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2 changed files with 10 additions and 10 deletions
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3
core/Cargo.toml
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@ -19,3 +19,6 @@ optional = true
[target.'cfg(target_arch = "wasm32")'.dependencies] [target.'cfg(target_arch = "wasm32")'.dependencies]
instant = "0.1" instant = "0.1"
[dev-dependencies]
approx = "0.5"

17
core/src/color.rs
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@ -231,6 +231,8 @@ mod tests {
#[test] #[test]
fn color_manipulation() { fn color_manipulation() {
use approx::assert_relative_eq;
let c1 = Color::from_rgb(0.5, 0.4, 0.3); let c1 = Color::from_rgb(0.5, 0.4, 0.3);
let c2 = Color::from_rgb(0.2, 0.5, 0.3); let c2 = Color::from_rgb(0.2, 0.5, 0.3);
@ -242,16 +244,11 @@ mod tests {
let lighter = l1.lighten(l2); let lighter = l1.lighten(l2);
// Convert back to our Color // Convert back to our Color
let r: Color = Srgba::from_linear(lighter).into(); let result: Color = Srgba::from_linear(lighter).into();
assert_eq!( assert_relative_eq!(result.r, 0.5);
r, assert_relative_eq!(result.g, 0.5);
Color { assert_relative_eq!(result.b, 0.3);
r: 0.5, assert_relative_eq!(result.a, 1.0);
g: 0.5,
b: 0.3,
a: 1.0
}
);
} }
} }