timsaucer commented on code in PR #18950:
URL: https://github.com/apache/datafusion/pull/18950#discussion_r2608304739
##########
datafusion/functions/src/encoding/inner.rs:
##########
@@ -553,3 +574,29 @@ fn decode(args: &[ColumnarValue]) -> Result<ColumnarValue>
{
}?;
decode_process(expression, encoding)
}
+
+#[cfg(test)]
+mod tests {
+ #[test]
+ fn test_encode_fsb() {
+ use super::*;
+
+ let value = vec![0u8; 16];
+ let array =
arrow::array::FixedSizeBinaryArray::try_from_sparse_iter_with_size(
+ vec![Some(value)].into_iter(),
+ 16,
+ )
+ .unwrap();
+ let value = ColumnarValue::Array(Arc::new(array));
+
+ let ColumnarValue::Array(result) =
+ encode_process(&value, Encoding::Base64).unwrap()
+ else {
+ panic!("unexpected value");
+ };
+
+ let string_array =
result.as_any().downcast_ref::<StringArray>().unwrap();
+ let result_value = string_array.value(0);
+ assert_eq!(result_value, "AAAAAAAAAAAAAAAAAAAAAA");
+ }
+}
Review Comment:
```suggestion
```
Ok to remove now that we have SLT.
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