xudong963 commented on code in PR #14220:
URL: https://github.com/apache/datafusion/pull/14220#discussion_r1926213478
##########
datafusion/expr-common/src/columnar_value.rs:
##########
@@ -329,6 +354,35 @@ mod tests {
/// Makes an array of length `len` with all elements set to `val`
fn make_array(val: i32, len: usize) -> ArrayRef {
- Arc::new(arrow::array::Int32Array::from(vec![val; len]))
+ Arc::new(Int32Array::from(vec![val; len]))
+ }
+
+ #[test]
+ fn test_display_scalar() {
+ let column = ColumnarValue::from(ScalarValue::from("foo"));
+ assert_eq!(
+ column.to_string(),
+ "+----------------------------+\n\
+| ColumnarValue(ScalarValue) |\n\
++----------------------------+\n\
+| foo |\n\
++----------------------------+"
Review Comment:
the format does not align
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