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// Copyright (C) 2019-2023 Aleo Systems Inc.
// This file is part of the snarkVM library.

// The snarkVM library is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.

// The snarkVM library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with the snarkVM library. If not, see <https://www.gnu.org/licenses/>.

use super::*;

impl<E: Environment> ToFields for Group<E> {
    type Field = Field<E>;

    /// Returns the group as field elements.
    fn to_fields(&self) -> Result<Vec<Self::Field>> {
        Ok(vec![self.to_field()?])
    }
}

#[cfg(test)]
mod tests {
    use super::*;
    use snarkvm_console_network_environment::Console;

    type CurrentEnvironment = Console;

    const ITERATIONS: u64 = 10_000;

    #[test]
    fn test_to_fields() -> Result<()> {
        let mut rng = TestRng::default();

        for _ in 0..ITERATIONS {
            // Sample a random value.
            let group: Group<CurrentEnvironment> = Uniform::rand(&mut rng);

            let candidate = group.to_fields()?;

            let expected = group.to_bits_le();
            for (index, candidate_bit) in candidate.to_bits_le().iter().enumerate() {
                assert_eq!(expected[index], *candidate_bit);
            }
        }
        Ok(())
    }
}