lidavidm commented on code in PR #43321:
URL: https://github.com/apache/arrow/pull/43321#discussion_r1682802641
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java/vector/src/test/java/org/apache/arrow/vector/TestFixedSizeListVector.java:
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@@ -243,6 +244,29 @@ public void testTransferPair() {
}
}
+ @Test
+ public void testTransferEmptyVector() throws Exception {
+ // #43320
+ try (FixedSizeListVector src = new FixedSizeListVector("src", allocator,
FieldType.nullable(new ArrowType.FixedSizeList(2)), null);
+ FixedSizeListVector dest = new FixedSizeListVector("dest", allocator,
FieldType.nullable(new ArrowType.FixedSizeList(2)), null)) {
+ src.makeTransferPair(dest).transfer();
+
+ IntVector els = (IntVector)
dest.addOrGetVector(FieldType.nullable(MinorType.INT.getType())).getVector();
+
+ dest.allocateNew();
+ dest.startNewValue(0);
+ els.setSafe(0, 1);
+ els.setSafe(1, 2);
+ dest.setValueCount(1);
Review Comment:
This is a FSLV with 1 element, whose sole element is a list of 2 items.
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