vortex_array/arrays/bool/compute/
mask.rs1use vortex_error::VortexResult;
5
6use crate::ArrayRef;
7use crate::IntoArray;
8use crate::array::ArrayView;
9use crate::arrays::Bool;
10use crate::arrays::BoolArray;
11use crate::arrays::bool::BoolArrayExt;
12use crate::scalar_fn::fns::mask::MaskReduce;
13use crate::validity::Validity;
14
15impl MaskReduce for Bool {
16 fn mask(array: ArrayView<'_, Bool>, mask: &ArrayRef) -> VortexResult<Option<ArrayRef>> {
17 Ok(Some(
18 BoolArray::new(
19 array.to_bit_buffer(),
20 array.validity()?.and(Validity::Array(mask.clone()))?,
21 )
22 .into_array(),
23 ))
24 }
25}
26
27#[cfg(test)]
28mod test {
29 use rstest::rstest;
30
31 use crate::IntoArray;
32 use crate::arrays::BoolArray;
33 use crate::compute::conformance::mask::test_mask_conformance;
34
35 #[rstest]
36 #[case(BoolArray::from_iter([true, false, true, true, false]))]
37 #[case(BoolArray::from_iter([Some(true), None, Some(false), Some(true), None]))]
38 #[case(BoolArray::from_iter([true]))]
39 #[case(BoolArray::from_iter([false, false]))]
40 #[case(BoolArray::from_iter((0..100).map(|i| i % 2 == 0)))]
41 fn test_mask_bool_conformance(#[case] array: BoolArray) {
42 test_mask_conformance(&array.into_array());
43 }
44}