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// Copyright Materialize, Inc. and contributors. All rights reserved.
//
// Use of this software is governed by the Business Source License
// included in the LICENSE file.
//
// As of the Change Date specified in that file, in accordance with
// the Business Source License, use of this software will be governed
// by the Apache License, Version 2.0.

//! Protobuf structs mirroring [`crate::adt::varchar`].

use crate::adt::varchar::VarCharMaxLength;
use crate::proto::TryFromProtoError;

include!(concat!(env!("OUT_DIR"), "/adt.varchar.rs"));

impl From<&VarCharMaxLength> for ProtoVarCharMaxLength {
    fn from(value: &VarCharMaxLength) -> Self {
        ProtoVarCharMaxLength { value: value.0 }
    }
}

impl TryFrom<ProtoVarCharMaxLength> for VarCharMaxLength {
    type Error = TryFromProtoError;

    fn try_from(repr: ProtoVarCharMaxLength) -> Result<Self, Self::Error> {
        Ok(VarCharMaxLength(repr.value))
    }
}

#[cfg(test)]
mod tests {
    use super::*;
    use crate::proto::protobuf_roundtrip;
    use proptest::prelude::*;

    proptest! {
        #[test]
        fn var_char_max_length_protobuf_roundtrip(expect in any::<VarCharMaxLength>()) {
            let actual = protobuf_roundtrip::<_, ProtoVarCharMaxLength>(&expect);
            assert!(actual.is_ok());
            assert_eq!(actual.unwrap(), expect);
        }
    }
}