Function test_cot_scalar_null

datafusion/functions/src/math/cot.rs:289–308

()

    #[test]
    fn test_cot_scalar_null() {
        let arg_fields = vec![Field::new("a", DataType::Float64, true).into()];
        let args = ScalarFunctionArgs {
            args: vec![ColumnarValue::Scalar(ScalarValue::Float64(None))],
            arg_fields,
            number_rows: 1,
            return_field: Field::new("f", DataType::Float64, true).into(),
            config_options: Arc::new(ConfigOptions::default()),
        };
        let result = CotFunc::new()
            .invoke_with_args(args)
            .expect("cot null should succeed");

        match result {
            ColumnarValue::Scalar(scalar) => {
                assert!(scalar.is_null());
            }
            _ => panic!("Expected scalar result"),
        }
    }

    #[test]
    fn test_cot_scalar_zero() {