Function test_fn_nullif

datafusion/core/tests/dataframe/dataframe_functions.rs:174–193

()

#[tokio::test]
async fn test_fn_nullif() -> Result<()> {
    let expr = nullif(col("a"), lit("abcDEF"));

    let batches = get_batches(expr).await?;

    assert_snapshot!(
        batches_to_string(&batches),
        @r#"
    +-------------------------------+
    | nullif(test.a,Utf8("abcDEF")) |
    +-------------------------------+
    |                               |
    | abc123                        |
    | CBAdef                        |
    | 123AbcDef                     |
    +-------------------------------+
    "#);

    Ok(())
}

#[tokio::test]
async fn test_fn_arrow_cast() -> Result<()> {