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Added tests to ButtonAxisSettings (#3272)

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# Objective

`ButtonAxisSettings` wasn't tested properly.

## Solution

I added tests and fixed issue with `filter` method


Co-authored-by: CrazyRoka <rokarostuk@gmail.com>
This commit is contained in:
Rostyslav Toch 2021-12-08 01:12:49 +00:00
parent c05a9cf8f5
commit bf96f266d7
1 changed files with 70 additions and 6 deletions
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76
crates/bevy_input/src/gamepad.rs
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@ -186,17 +186,20 @@ impl Default for ButtonAxisSettings {
impl ButtonAxisSettings {
fn filter(&self, new_value: f32, old_value: Option<f32>) -> Option<f32> {
let new_value = if new_value <= self.low {
0.0
} else if new_value >= self.high {
1.0
} else {
new_value
};
if let Some(old_value) = old_value {
if (new_value - old_value).abs() <= self.threshold {
return None;
}
}
if new_value <= self.low {
return Some(0.0);
}
if new_value >= self.high {
return Some(1.0);
}
Some(new_value)
}
}
@ -306,3 +309,64 @@ const ALL_AXIS_TYPES: [GamepadAxisType; 8] = [
GamepadAxisType::DPadX,
GamepadAxisType::DPadY,
];
#[cfg(test)]
mod tests {
use super::ButtonAxisSettings;
fn test_button_axis_settings_filter(
settings: ButtonAxisSettings,
new_value: f32,
old_value: Option<f32>,
expected: Option<f32>,
) {
let actual = settings.filter(new_value, old_value);
assert_eq!(
expected, actual,
"Testing filtering for {:?} with new_value = {:?}, old_value = {:?}",
settings, new_value, old_value
);
}
#[test]
fn test_button_axis_settings_default_filter() {
let cases = [
(1.0, None, Some(1.0)),
(0.99, None, Some(1.0)),
(0.96, None, Some(1.0)),
(0.95, None, Some(1.0)),
(0.9499, None, Some(0.9499)),
(0.84, None, Some(0.84)),
(0.43, None, Some(0.43)),
(0.05001, None, Some(0.05001)),
(0.05, None, Some(0.0)),
(0.04, None, Some(0.0)),
(0.01, None, Some(0.0)),
(0.0, None, Some(0.0)),
];
for (new_value, old_value, expected) in cases {
let settings = ButtonAxisSettings::default();
test_button_axis_settings_filter(settings, new_value, old_value, expected);
}
}
#[test]
fn test_button_axis_settings_default_filter_with_old_value() {
let cases = [
(0.43, Some(0.44001), Some(0.43)),
(0.43, Some(0.44), None),
(0.43, Some(0.43), None),
(0.43, Some(0.41999), Some(0.43)),
(0.43, Some(0.17), Some(0.43)),
(0.43, Some(0.84), Some(0.43)),
(0.05, Some(0.055), Some(0.0)),
(0.95, Some(0.945), Some(1.0)),
];
for (new_value, old_value, expected) in cases {
let settings = ButtonAxisSettings::default();
test_button_axis_settings_filter(settings, new_value, old_value, expected);
}
}
}