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hub / github.com/apache/arrow-rs / test_occupancy

Function test_occupancy

arrow-array/src/array/dictionary_array.rs:1452–1471  ·  view source on GitHub ↗
()

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1450
1451 #[test]
1452 fn test_occupancy() {
1453 let keys = Int32Array::new((100..200).collect(), None);
1454 let values = Int32Array::from(vec![0; 1024]);
1455 let dict = DictionaryArray::new(keys, Arc::new(values));
1456 for (idx, v) in dict.occupancy().iter().enumerate() {
1457 let expected = (100..200).contains(&idx);
1458 assert_eq!(v, expected, "{idx}");
1459 }
1460
1461 let keys = Int32Array::new(
1462 (0..100).collect(),
1463 Some((0..100).map(|x| x % 4 == 0).collect()),
1464 );
1465 let values = Int32Array::from(vec![0; 1024]);
1466 let dict = DictionaryArray::new(keys, Arc::new(values));
1467 for (idx, v) in dict.occupancy().iter().enumerate() {
1468 let expected = idx % 4 == 0 && idx < 100;
1469 assert_eq!(v, expected, "{idx}");
1470 }
1471 }
1472
1473 #[test]
1474 fn test_iterator_nulls() {

Callers

nothing calls this directly

Calls 4

collectMethod · 0.80
occupancyMethod · 0.80
iterMethod · 0.45
containsMethod · 0.45

Tested by

no test coverage detected