risingwave_common/array/
interval_array.rs

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// Copyright 2024 RisingWave Labs
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

use super::{PrimitiveArray, PrimitiveArrayBuilder};
use crate::types::Interval;

pub type IntervalArray = PrimitiveArray<Interval>;
pub type IntervalArrayBuilder = PrimitiveArrayBuilder<Interval>;

#[cfg(test)]
mod tests {
    use super::IntervalArray;
    use crate::array::interval_array::{Interval, IntervalArrayBuilder};
    use crate::array::{Array, ArrayBuilder};
    use crate::types::test_utils::IntervalTestExt;

    #[test]
    fn test_interval_array() {
        let cardinality = 5;
        let mut array_builder = IntervalArrayBuilder::new(cardinality);
        for _ in 0..cardinality {
            let v = Interval::from_ymd(1, 0, 0);
            array_builder.append(Some(v));
        }
        let ret_arr = array_builder.finish();
        for v in ret_arr.iter().flatten() {
            assert_eq!(v.months(), 12);
            assert_eq!(v.days(), 0);
        }
        let ret_arr = IntervalArray::from_iter([Some(Interval::from_ymd(1, 0, 0)), None]);
        let v = ret_arr.value_at(0).unwrap();
        assert_eq!(v.months(), 12);
        assert_eq!(v.days(), 0);
        let v = ret_arr.value_at(1);
        assert_eq!(v, None);
        let v = unsafe { ret_arr.value_at_unchecked(0).unwrap() };
        assert_eq!(v.months(), 12);
        assert_eq!(v.days(), 0);
    }
}