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45 changes: 9 additions & 36 deletions encodings/zigzag/src/compress.rs
Original file line number Diff line number Diff line change
Expand Up @@ -77,6 +77,7 @@ where

#[cfg(test)]
mod test {
use rstest::rstest;
use vortex_array::IntoArray;
use vortex_array::LEGACY_SESSION;
use vortex_array::VortexSessionExecute;
Expand All @@ -85,44 +86,16 @@ mod test {
use super::*;
use crate::ZigZag;

#[test]
fn test_compress_i8() {
#[rstest]
#[case::i8(PrimitiveArray::from_iter(-100_i8..100))]
#[case::i16(PrimitiveArray::from_iter(-100_i16..100))]
#[case::i32(PrimitiveArray::from_iter(-100_i32..100))]
#[case::i64(PrimitiveArray::from_iter(-100_i64..100))]
fn test_compress(#[case] input: PrimitiveArray) {
let mut ctx = LEGACY_SESSION.create_execution_ctx();
let compressed = zigzag_encode(PrimitiveArray::from_iter(-100_i8..100).as_view())
.unwrap()
.into_array();
let compressed = zigzag_encode(input.as_view()).unwrap().into_array();
assert!(compressed.is::<ZigZag>());
let decompressed = compressed.execute::<PrimitiveArray>(&mut ctx).unwrap();
assert_arrays_eq!(decompressed, PrimitiveArray::from_iter(-100_i8..100));
}
#[test]
fn test_compress_i16() {
let mut ctx = LEGACY_SESSION.create_execution_ctx();
let compressed = zigzag_encode(PrimitiveArray::from_iter(-100_i16..100).as_view())
.unwrap()
.into_array();
assert!(compressed.is::<ZigZag>());
let decompressed = compressed.execute::<PrimitiveArray>(&mut ctx).unwrap();
assert_arrays_eq!(decompressed, PrimitiveArray::from_iter(-100_i16..100));
}
#[test]
fn test_compress_i32() {
let mut ctx = LEGACY_SESSION.create_execution_ctx();
let compressed = zigzag_encode(PrimitiveArray::from_iter(-100_i32..100).as_view())
.unwrap()
.into_array();
assert!(compressed.is::<ZigZag>());
let decompressed = compressed.execute::<PrimitiveArray>(&mut ctx).unwrap();
assert_arrays_eq!(decompressed, PrimitiveArray::from_iter(-100_i32..100));
}
#[test]
fn test_compress_i64() {
let mut ctx = LEGACY_SESSION.create_execution_ctx();
let compressed = zigzag_encode(PrimitiveArray::from_iter(-100_i64..100).as_view())
.unwrap()
.into_array();
assert!(compressed.is::<ZigZag>());
let decompressed = compressed.execute::<PrimitiveArray>(&mut ctx).unwrap();
assert_arrays_eq!(decompressed, PrimitiveArray::from_iter(-100_i64..100));
assert_arrays_eq!(decompressed, input);
}
}
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