Skip to content
Closed
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
24 changes: 23 additions & 1 deletion crates/connect/src/functions/mod.rs
Original file line number Diff line number Diff line change
Expand Up @@ -166,6 +166,8 @@ pub fn expr(val: &str) -> Column {
})
}

gen_func!(uuid, [], "Returns an universally unique identifier (UUID) string. The value is returned as a canonical UUID 36-character string.");

// Math Functions

gen_func!(sqrt, [col: Column], "Computes the square root of the specified float value.");
Expand Down Expand Up @@ -1654,11 +1656,13 @@ mod tests {
use super::*;

use core::f64;
use regex::Regex;
use std::sync::Arc;

use arrow::{
array::{
ArrayRef, BooleanArray, Float64Array, Int32Array, Int64Array, StringArray, StructArray,
Array, ArrayRef, BooleanArray, Float64Array, Int32Array, Int64Array, StringArray,
StructArray,
},
datatypes::{DataType, Field, Schema},
record_batch::RecordBatch,
Expand Down Expand Up @@ -1901,6 +1905,24 @@ mod tests {
false
);

#[tokio::test]
async fn test_func_uuid() -> Result<(), SparkError> {
let spark = setup().await;

let df = spark.range(Some(1), 2, 1, Some(1));
let res = df.select([uuid().alias("uuid")]).collect().await?;
let res_column = res.column_by_name("uuid").unwrap();
let res_column = res_column.as_any().downcast_ref::<StringArray>().unwrap();
assert_eq!(res_column.len(), 1);

let uuid = res_column.value(0);
let expect_pattern =
Regex::new("^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$").unwrap();
assert!(expect_pattern.is_match(uuid));

Ok(())
}

// math functions
test_func!(
test_func_sqrt,
Expand Down
Loading