Function test_float_scalar_to_expr

datafusion/sql/src/unparser/expr.rs:2777–2802

()

    #[test]
    fn test_float_scalar_to_expr() {
        let tests = [
            (Expr::Literal(ScalarValue::Float64(Some(3f64)), None), "3.0"),
            (
                Expr::Literal(ScalarValue::Float64(Some(3.1f64)), None),
                "3.1",
            ),
            (
                Expr::Literal(ScalarValue::Float32(Some(-2f32)), None),
                "-2.0",
            ),
            (
                Expr::Literal(ScalarValue::Float32(Some(-2.989f32)), None),
                "-2.989",
            ),
        ];
        for (value, expected) in tests {
            let dialect = CustomDialectBuilder::new().build();
            let unparser = Unparser::new(&dialect);

            let ast = unparser.expr_to_sql(&value).expect("to be unparsed");
            let actual = format!("{ast}");

            assert_eq!(actual, expected);
        }
    }

    #[test]
    fn test_cast_value_to_binary_expr() {