Function prune_cast_scalar

datafusion/pruning/src/pruning_predicate.rs:4365–4402

()

    #[test]
    fn prune_cast_scalar() {
        // The data type of column i is INT32
        let (schema, statistics) = int32_setup();
        let expected_ret = &[true, true, false, true, true];

        prune_with_expr(
            // i > int64(0)
            col("i").gt(cast(lit(ScalarValue::Int64(Some(0))), DataType::Int32)),
            &schema,
            &statistics,
            expected_ret,
        );

        prune_with_expr(
            // cast(i as int64) > int64(0)
            cast(col("i"), DataType::Int64).gt(lit(ScalarValue::Int64(Some(0)))),
            &schema,
            &statistics,
            expected_ret,
        );

        prune_with_expr(
            // try_cast(i as int64) > int64(0)
            try_cast(col("i"), DataType::Int64).gt(lit(ScalarValue::Int64(Some(0)))),
            &schema,
            &statistics,
            expected_ret,
        );

        prune_with_expr(
            // `-cast(i as int64) < 0` convert to `cast(i as int64) > -0`
            Expr::Negative(Box::new(cast(col("i"), DataType::Int64)))
                .lt(lit(ScalarValue::Int64(Some(0)))),
            &schema,
            &statistics,
            expected_ret,
        );
    }

    #[test]
    fn test_increment_utf8() {